FINAL PROGRAM

Third International Conference on Gas Hydrates

July 18-22, 1999
Salt Lake City Hilton Hotel
150 West 500 South
Salt Lake City, Utah 84101
Tel: 1-801-532-3344 Fax: 1-801-531-0705

Conference Chair:
Gerald D. Holder
University of Pittsburgh

Conference Co-Chair:
P.R. Bishnoi
University of Calgary

United Engineering Foundation
Three Park Avenue, 27th Floor
New York, NY 10016-5902
T: 1-212-591-7836 F: 1-212-591-7441
E-mail: engfnd@aol.com Website: www.engfnd.org

The Third International Conference of Gas Hydrates sincerely thanks
BP Amoco, USA
National Science Foundation
U.S. Department of Energy
for their generous support of this Conference

Poster Session A
Poster Session B
Poster Session C

Sunday, July 18, 1999

3:00 p.m.-6:00 p.m. Registration (Seasons Lobby)

6:00 p.m.-7:30 p.m. Dinner (3 Seasons Ballroom)

7:45 p.m.-8:15 p.m. Opening Remarks (3 Seasons Ballroom)
Gerald D. Holder
University of Pittsburgh, USA

P.R. Bishnoi
University of Calgary, Canada

P. Somasundaran
United Engineering Foundation, Inc.

8:15 p.m.-9:15 p.m. Keynote Speaker:
John Ripmeester
National Research Council of Canada

9:15 p.m.-11:00 p.m. Reception (3 Seasons Ballroom)

Monday, July 19, 1999

7:00 a.m.-8:30 a.m. Breakfast (Smoke-Market West Room)

8:30 a.m.-12:00 noon SESSION I: RESOURCE CHARACTERIZATION (3 Seasons Ballroom)
Chair: Charles K. Paull
Monterey Bay Aquarium Research Institute, Moss Landing, California, USA

8:30 a.m.-10:00 a.m. SESSION I-A

8:30 a.m.-8:48 a.m. Charles K. Paull, William Ussler III, and Walter S. Borowski
Department of Geology
University of North Carolina at Chapel Hill, North Carolina, USA
"Sensing the Marine Gas Reservoir" (94)

8:48 a.m.-9:06 a.m. Miriam Kastner
Scripps Institution of Oceanography
La Jolla, California, USA
"Methane Hydrate Formation and Decomposition: Implications for C1 Concentration in Pore Fluids and the Oceanic C Cycle" (53)

9:06 a.m.-9:24 a.m. Ryo Matsumoto
Geological Institute, School of Science
University of Tokyo, Japan
"Methane Hydrate Estimates from the Chloride and Oxygen Isotopic Anomalies - Examples from the Blake Ridge and Nankai Trough Sediments" (76)

9:24 a.m.- 9:42 a.m. Timothy S. Collett and Myung W. Lee
U.S. Geological Survey
Denver, CO, USA
"Reservoir Characterization of Marine and Permafrost Associated Gas Hydrate Accumulations with Downhole Well-logs" (26)

9:42 a.m.-10:00 a.m. Yoshihisa Okuda
Geological Survey of Japan, Japan
"Basic Factors of Gas Hydrates Potential Around Japan" (91)

10:00 a.m.-10:30 a.m. Coffee Break (3 Seasons Ballroom)

10:30 a.m.-12:00 noon SESSION I-B

10:30 a.m.-10:48 a.m. G.D. Spence, R.D. Hyndman, N.R. Chapman and R. Walia
School of Earth and Ocean Sciences
University of Victoria, Victoria, B.C., Canada;
J. Gettrust
Naval Research Laboratory, Stennis Space Center
"Review of North Cascadia Deep Sea Gas Hydrates" (113)

10:48 a.m.-11:06 a.m. James Brooks
TDI-Brooks International
College Station, Texas, USA;
William R. Bryant
Department of Oceanography
Texas A&M University, College Station, TX, USA
"The Nature of Gas Hydrates on the Nigerian Continental Slope" (20)

11:06 a.m.-11:24 a.m. William P. Dillon, Michael H. Taylor, Christopher H. Anton and
James S. Booth
United States Geological Survey
Woods Hole, Massachusetts, USA
"Formation of the Blake Ridge Collapse Structure" (30)

11:24 a.m.-11:42 a.m. J.P. Henriet, B. DeMol, S. Pillen, and M. Vanneste
Renard Centre of Marine Geology
University of Gent, Belgium;
A. McDonnell
Geology Department
University College Dublin, Ireland;
P. Shashkin
UNESCO-MSU Centre of Marine Geosciences
Lomonosov Moscow State University, Russia
"Seeps, Gas Hydrates, Ring Bioherms and Slope Failures in Porcupine Basin, Southwest of Ireland: One Coherent Scenario?" (42)

11:42 a.m.-12:00 noon F.A. Kuznetsov
Russian Academy of Sciences, Siberian Branch, Russia
"Gas Hydrates of Siberia" (60)

12:00 noon-1:30 p.m. Coach Tour of Salt Lake City with Boxed Lunch

1:30 p.m.-4:00 p.m. Ad hoc Sessions and/or free time

4:00 p.m.-6:00 p.m. POSTER SESSION A: (titles attached)

RESOURCE CHARACTERIZATION (Harvest-Weights Room)
Chair: Y.H. Mori
Keio University, Japan
Co-chair: Jean Pierre Monfort
ENSIGC, France
Co-chair: John Ripmeester
National Research Council of Canada, Canada

6:00 p.m.-7:30 p.m. Dinner (Wasatch Room)

7:30 p.m.-10:00 p.m. SESSION II: GLOBAL CLIMATE CHANGE (3 Seasons Ballroom)
Chair: Robert P. Warzinski
Federal Energy Technology Center
U.S. Department of Energy, Pittsburgh, PA, USA
Co-Chair: Shuichiro Hirai
Tokyo Institute of Technology, Tokyo, Japan

7:30 p.m.-8:00 p.m. Opening Session Speaker:
Peter G. Brewer
Monterey Bay Aquarium Research Institute
Moss Landing, CA, USA
"Gas Hydrates and Global Climate Change" (19)

8:00 p.m.-8:20 p.m. Jürgen Mienert
Institute of Geology
University of Tromsø, Tromsø, Norway
"Changes of the Hydrate Stability Zone of the Norwegian Margin from Glacial to Interglacial Times" (82)

8:20 p.m.-8:40 p.m. Kyuro Sasaki, Balachandran Jeyadevan and Satoshi Akibayashi
Akita University, Akita, Japan
"A Calculation Model for Liquid CO2 Injection into Shallow Sub-seabed Aquifer" (102)

8:40 p.m.-9:00 p.m. Robert P. Warzinski
U.S. Department of Energy
Federal Energy Technology Center, Pittsburgh, PA, USA;
Gerald D. Holder
School of Engineering, University of Pittsburgh, PA, USA
"The Impact of CO2 Clathrate on Deep Ocean Sequestration of CO2: Experimental Observations and Modeling Results" (136)

9:00 p.m.-9:20 p.m. Akihiro Yamasaki, M. Wakatsuki, Y. Yanagisawa and K. Yamada
University of Tokyo, Tokyo, Japan
Ho teng
National Institute of Materials and Chemical Research
"CO2 Hydrate Formation in Various Hydrodynamic Conditions" (145)

9:20 p.m.-9:40 p.m. Shuichiro Hirai, Yutaka Tabe, Kunihiro Kuwano and Kuniyasu Ogawa
Research Center for Carbon Recycling & Utilization
Tokyo Institute of Technology, Tokyo, Japan;
Ken Okazaki
Department of Mechanical Engineering and Science
Tokyo Institute of Technology, Tokyo, Japan
"MRI Measurement of Hydrate Growth and Application to Advanced CO2 Sequestration Technology" (45)

9:40 p.m.-10:00 p.m. I. Aya and S. Namie
Power and Energy Engineering Division
Ship Research Institute, Mitaka, Tokyo, Japan;
K. Yamane
Osaka Branch
Ship Research Institute, Katano, Osaka, Japan;
H. Nariai
Institute of Engineering Mechanics
University of Tsukuba, Ibaraki, Japan
"Strength of CO2 Hydrate Membrane in Sea Water at 40 MPa"(11)

10:00 p.m.-11:00 p.m. Social Hour (Rap of the Gavel Room)

Tuesday, July 20, 1999

7:00 a.m.-8:00 a.m. Breakfast (Wasatch Room)

8:00 a.m.-11:30 a.m. SESSION III - TRANSPORTATION AND OFFSHORE
HYDRATE ENGINEERING (3 Seasons Ballroom)
Chair: Phillip K. Notz
Texaco Group Inc., USA
Co-chair: Ben Bloys
Arco Exploration Technology, USA

8:00 a.m.-9:30 a.m. SESSION III-A

8:00 a.m.-8:30 a.m. Ajay Mehta, John Walsh
Shell Exploration and Production Technology Company
Westhollow Technology Center, Houston, Texas, USA;
Susan Lorimer
Shell Deepwater Development Systems
"Hydrate Challenges in Deepwater Production and Operation" (81)

8:30 a.m.-8:50 a.m. Malcolm A. Kelland, Thor Martin Svartaas and Jorunn Ovsthus
RF-Rogaland Research, Stavanger, Norway;
Takashi Namba
Nippon Shokubai
"A New Class of Kinetic Hydrate Inhibitor" (55)

8:50 a.m.-9:10 a.m. Torstein Austvik, Lars Henrik Gjertsen and Xiaoyun Li
Statoil Research Centre
Trondheim, Norway
"The Hydrate Plug Properties - Formation and Removal of Plugs" (10)

9:10 a.m.-9:30 a.m. D. Peters. M.S. Selim, and E.D. Sloan, Jr.
Center for Hydrate Research
Colorado School of Mines, Golden, CO, USA
"Hydrate Dissociation in Pipelines by Two-Sided Depressurization:
Experiment and Model"(96)

9:30 a.m.-10:00 a.m. Coffee Break (3 Seasons Ballroom)

10:00 a.m.-11:30 a.m. SESSION III-B

10:00 a.m.-10:30 a.m. Larry D. Talley and Russell H. Oelfke
Exxon Production Research Company
Houston, Texas, USA
"Comparison of Exxon Lab Results in THF RIG, High Pressure Rocking Cell, Mini Loop and Large Flow Loop" (118)

10:30 a.m.-10:50 a.m. Vibeke Andersson and Jón Steinar Gudmundsson
Department of Petroleum Engineering and Applied Geophysics
Norwegian University of Science and Technology, Trondheim, Norway
"Flow Properties of Hydrate-in-Water Slurries" (6)

10:50 a.m.-11:10 a.m. Patrick N. Matthews, Phil K. Notz, Gabriel Prukop and
Mark W. Widener
Texaco EPTD, Houston, Texas, USA
"Flow Loop Experiments Determine Hydrate Plugging Tendencies in Field" (78)

11:10 a.m.-11:30 a.m. Thierry Palermo
Institut Francais Du Petrole, France;
S.P. Goodwin
BP Exploration, United Kingdom
"Pilot Loop Tests of a Threshold Hydrate Inhibitor" (93)

11:30 a.m.-1:30 p.m. Luncheon Speaker: (Courtyard)
Emmanuel Behar (proposed)
"Industrial Perspective on Natural Gas Hydrates"

1:30 p.m.-3:30 p.m. POSTER SESSION B (titles attached) (Harvest-Weights Room)
Chair: Jean Pierre Monfort
ENSIGC, France
Co-chair: Y. H. Mori
Keio University, Japan
Co-chair: John Ripmeester
National Research Council of Canada, Canada

3:30 p.m.-6:00 p.m. Ad hoc Sessions and/or free time

6:00 p.m.-7:30 p.m. Dinner (Wasatch Room)

7:30 p.m.-10:00 p.m. SESSION IV - PRODUCTION (3 Seasons Ballroom)
Co-Chair: Charles W. Byrer
U.S. Department of Energy, USA
Co-Chair: M.H. Yousif
Shell E & P Technology Company, USA

7:30 p.m.-7:50 p.m. S.R. Dallimore
Geological Survey of Canada, Canada;
T. Uchida
Japan Petroleum Exploration Company
T.S. Collett
U.S. Geological Survey
"Gas Hydrate Observations from the JAPEX/JNOC/GSC Mallik 2L-38 Research Well, Mackenzie Delta, N.W.T., Canada" (29)

7:50 p.m.-8:10 p.m. Jon Steinar Gudmundsson. V. Andersson, O.I. Levik and M. Mork
Department of Petroleum Engineering and Applied Geophysics
Norwegian University of Science and Technology, Trondheim, Norway
"Hydrate Technology for Capturing Stranded Gas" (37)

8:10 p.m.-8:30 p.m. T. Ohara
Japan Petroleum Exploration Company, Tokyo, Japan
E. Fercho
Canadian Petroleum Engineering
S.R. Dallimore
Geological Survey of Canada
"JAPEX/JNOC/GSC MALLILK 2L-38 Research Well, Mackenzie Delta, N.W.T.: Overview of Field Operations" (89)

8:30 p.m.-8:50 p.m. Bahman Tohidi, Ali Danesh, Kasper K. Ostergaard and Adrian C. Todd
Heriot-Watt University
Department of Petroleum Engineering, Riccarton, Edinburgh, Scotland
"Gas Hydrates and Offshore Drilling: Predicting the Hydrate Free Zone" (120)

8:50 p.m.-9:10 p.m. Yoshihiro Masuda, Yoshinobu Fujinaga, Shigemi Naganawa and
Kazuo Fujita
Department of Geosystem Engineering, School of Engineering
University of Tokyo, Tokyo, Japan
Kozo Sato and Yoshihisa Hayashi
Teikoku Oil Co.
"Modeling and Experimental Studies on Dissociation of Methane Gas Hydrates in Berea Sandstone Cores" (154)

9:10 p.m.-10:10 p.m. Social Hour (Rap of the Gavel Room)

Wednesday, July 21, 1999

7:00 a.m.-8:30 a.m. Breakfast (Courtyard)

8:30 a.m.-12:30 p.m. SESSION V - PROPERTIES OF HYDRATES (3 Seasons Ballroom)
Chair: E. Dendy Sloan, Jr.
Colorado School of Mines, CO, USA
Co-chair: William Parrish
Phillips Petroleum Company, OK, USA

8:30 a.m.-10:00 a.m. SESSION V-A

8:30 a.m.-8:50 a.m. S.-Y. Lee and Gerald D. Holder
Department of Chemical and Petroleum Engineering
University of Pittsburgh, Pittsburgh, PA, USA
"Generalized Model for Calculating the Equilibrium States of Gas Hydrates" (12)

8:50 a.m.-9:10 a.m. C.A. Tulk, J.A. Ripmeester and D.D. Klug
National Research Council of Canada
Steacie Institute for Molecular Sciences, Ottawa, Ontario, Canada
"The Application of Raman Spectroscopy to the Study of Gas Hydrates" (125)

9:10 a.m.-9:30 a.m. S. Subramanian, R.A. Kini and E.D. Sloan, Jr.
Center for Hydrate Research
Colorado School of Mines, Golden, CO, USA;
S.F. Dec
Department of Chemistry and Geochemistry
Colorado School of Mines, Golden, CO, USA
"Structural Transition Studies in Methane+Ethane Hydrates Using Raman and NMR" (117)

9:30 a.m.-9:50 a.m. L.A. Stern, S. Circone, S.H. Kirby and J.C. Pinkston
U.S. Geological Survey
Menlo Park, CA, USA;
W.B. Durham
U.C. Lawrence Livermore National Laboratory
Livermore, CA, USA
"Dissociation Kinetics and Phase Stability of Pure Methane Hydrate at 0.1 Mpa" (114)

9:50 a.m.-10:10 a.m. M. Ben Clennell
Department of Earth Sciences
University of Leeds, Leeds, U.K.
Pierre Henry
ENS, Paris, France
Martin Hovland
Statoil, Stavanger, Norway;
James S. Booth and William J. Winters
U.S. Geological Survey, Woods Hole, MA, USA;
Michel Thomas
IFP, Rueil-Malmaison, France
"Formation of Natural Gas Hydrates in Marine Sediments. Gas Hydrate Growth and Stability Conditioned by Host Sediment Properties" (160)

10:10 a.m.-10:40 a.m. Coffee Break (3 Seasons Ballroom)

10:40 a.m.-12:10 p.m. SESSION V-B.

10:40 a.m.-11:00 a.m. Amos Nur and Michael B. Helgerud
Geophysics Department
Stanford University, Stanford, CA, USA
"Approach to Characterizing Gas Hydrate Reservoirs" (88)

11:00 a.m.-11:20 a.m. S. Subramanian and E.D. Sloan, Jr.
Center for Hydrate Research, Colorado School of Mines, Golden, CO, USA
"Microscopic Measurements and Modeling of Hydrate Formation Kinetics" (116)

11:20 a.m.-11:40 a.m. Roar Larsen and Grethe Schei
IKU Petroleum Research
Trondheim, Norway
Marit Mork
Norwegian University of Science and Technology
"NMR Imaging Study of Hydrates in Sediments" (64)

11:40 noon-12:10 p.m. R. Camargo, A. Sinquin and T. Palermo
Institut Français du Pétrole
Division Chimie et Physicochimie Appliquées, Rueil Malmaison Cedex, France
"Rheological Characterization of Hydrate Suspensions" (21)

12:10 p.m.-1:30 p.m. Lunch (Wasatch Room)

2:00 p.m.-4:00 p.m. POSTER SESSION C (titles attached) (Harvest-Weights Room)
Chair: John Ripmeester
Steacie Institute for Molecular Sciences
National Research Council of Canada
Co-chair: Jean-Pierre Monfort
ENSIGC, France
Co-chair: Y.H. Mori
Keio University, Japan

4:00 p.m.-6:00 p.m. Ad hoc Sessions and/or free time

6:30 p.m.-8:30 p.m. Conference Banquet (3 Seasons Ballroom)

8:30 p.m.-9:30 p.m. Lecture:
Keith A. Kvenvolden (proposed)
Senior Scientist, USGS
Branch of Pacific Marine Geology
Menlo Park, California, U.S.A.
"Gas Hydrate and Us Humans"

9:30 p.m. - 10:30 p.m. Social Hour (Rap of the Gavel Room)

Thursday, July 22, 1999

7:00 a.m.- 8:30 a.m. Breakfast (Wasatch Room)

8:30 a.m.-12:00 noon SESSION VI - GENERAL PAPERS (3 Seasons Ballroom)
Chair: P.R. Bishnoi
University of Calgary, Canada
Co-Chair: Peter Englezos
University of British Columbia, Canada

8:30 a.m.-10:00 a.m. SESSION VI-A

8:30 a.m.-8:50 a.m. Edith C. Allison
Department of Energy
Office of Natural Gas and Petroleum Technology, Washington, D.C., USA
"Department of Energy Methane Hydrate Research and Development Program: An Update" (3)

8:50 a.m.-9:10 a.m. Roar Larsen
SINTEF Petroleum Research
Multiphase Flow Laboratory, Trondheim, Norway;
Charles A. Knight
National Center for Atmospheric Research, Boulder, CO, USA;
Kevin T. Rider and E. Dendy Sloan, Jr.
Center for Hydrate Research
Colorado School of Mines, Golden, CO, USA
"Growth and Inhibition of Ethylene Oxide Clathrate Hydrate" (63)

9:10 a.m.-9:30 a.m. Tatsuo Maekawa and Noboru Imai
Geological Survey of Japan, Japan
"Hydrogen and Oxygen Isotope Fractionation in Water During
Gas Hydrate Formation" (73)

9:30 a.m.-10:00 a.m. Michael D. Max and R.E. Pellenbarg
Naval Research Laboratory
Washington, D.C., USA;
V.T. John
Department of Chemical Engineering
Tulane University, New Orleands, LA, USA
"Methane Hydrate for Fuel Storage for All Electric Ships: An Opportunity for Technological Innovation"(79)

10:00 a.m.-10:30 a.m. Coffee Break (3 Seasons Ballroom)

10:30 a.m.-12:15 p.m. SESSION VI-B

10:30 a.m.-10:50 a.m. P.M. Rodger
Department of Chemistry
University of Reading
Whiteknights, Reading, UK
"Melting, Memory and Crystallisation in Gas Hydrates" (98)

10:50 a.m.-11:10 a.m. R.J.C. V¹essen, F. van der Ham and G.J. Witkamp
Laboratory for Process Equipment
Delft University of Technology
Delft, The Netherlands
"Eutectic Freeze Crystallization Using CO2 Clathrates" (131)

11:10 a.m.-11:30 a.m. Bjorn Kvamme, University of Bergen
"A Unified Nucleation Theory for the Kinetics of Hydrate Formation"

11:30 a.m.-11:50 a.m. M.D. Jager, M. Reuvers, R.M. de Deugd and C.J. Peters
Delft University of Technology, Faculty of Applied Sciences
Laboratory of Applied Thermodynamics and Phase Equilibria
Julianalaan, Delft, The Netherlands
"The Occurrence of Methane Hydrate in Ternary and Quaternary Systems of Methane, Water, Certain Organics and Sodium Chloride" (172)

11:50 a.m.-12:10 p.m. Vijay T. John, Glen Irvin, Sichu Li, Blake Simmons and Gary McPherson
Department of Chemical Engineering
Tulane University
New Orleans, LA, USA
"Control of Gas Hydrate Formation Using Surfactant Systems- Underlying Concepts and New Applications" (51)

12:10 p.m. - 12:30 p.m. Conference Wrap-Up

12:20 p.m. -2:00 p.m. Lunch (Courtyard)

2:00 p.m. Conference Adjournment

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POSTER SESSION A

Chair: Y.H. Mori, Keio University, Japan
Co-chair: Jean Pierre Monfort, ENSIGC, France
Co-chair: John Ripmeester, National Research council of Canada, Canada

RESOURCES, CLIMATE CHANGE, TRANSPORTATION AND PRODUCTION

Monday, July 19, 1999

Resource Characterization
Subgroup 1 Geophysics (9 posters)

Karin Andreassen and Juergen Mienert, University of Tromsø, Department of Geology, Tromsø, Norway;
Peter Bryn, Norsk Hydro, Norway
"A Double Gas-Hydrate Related Bottom Simulating Reflector at the Norwegian Continental Margin: Indication of Gas Fractionation "(7)

Yutaka Aoki, Shoshiro Shimizu, Terumasa Yamane, Tomoyuki Tanaka and Tsutomu Hayashi, JGI, Inc., Tokyo, Japan;
Yoshihisa Okuda, Geological Survey of Japan
"Methane Hydrate Accumulation Along the Western Nankai Trough" (9)

Alan K. Cooper and Patrick Hart, U.S. Geological Survey, Menlo Park, CA, USA
Thomas M. McGee, University of Mississippi
Ingo A. Pecher, Woods Hole Oceanographic Institution
"Shallow Subsurface Structure of Potential Gas Hydrate Zones in the Mississippi Canyon Region from High-Resolution Seismic Data" (28)

David W. Scholl, Stanford University, Department of Geophysics, and U.S. Geological Survey, Menlo Park, CA, USA
Patrick E. Hart, U.S. Geological Survey, Menlo Park, CA, USA
Ginger Barth, Department of Geophysics, Stanford University
"Geophysical Evidence for Dense Masses of Methane Hydrate in the Bering Sea Basin: Thoughts About Their Origin, Occurrence, and Resource Potential" (106)

Ingo A. Pecher, Woods Hole Oceanographic Institution, Woods Hole, MA, USA
Alan K. Kooper and Patrick Hart, U.S. Geological Survey, Menlo Park, CA, USA
Thomas M. McGee, University of Mississippi, USA
"Seismic Velocity Structure Beneath a Gas Hydrate Mound in the Gulf of Mexico: Results from an OBS Experiment" (95)

Akio Sakai, Japan Petroleum Exploration Co., Ltd. (Japex), Tokyo, Japan
"Can We Estimate The Amount of Gas Hydrates by Seismic Methods?" (101)

Eleanor C. Willoughby and R. Nigel Edwards, Department of Physics, University of Toronto, Ontario, Canada
George Mihajlovic, Scintrex Ltd., Concord, Ontario, Canada
"On the Resource Evaluation of Marine Gas Hydrate Deposits Using Seafloor Compliance Methods" (139)

Rémi Boissonnas, Dave Goldberg and Saneatsu Saito, Borehole Research Group, Lamont-Doherty Earth Observatory, Palisades, NY, USA
"Electromagnetic Modeling and in Situ Measurement of Gas Hydrates in Natural Marine Environments" (166)

Osamu Matsubayashi, Geological Survey of Japan, Ibaraki, Japan
Nigel Edwards, University of Toronto, Canada
"Relationship Between Electrical and Thermal Conductivities for Evaluating Thermal Regime of Gas-Hydrate Bearing Sedimentary Layers" (75)

Subgroup 2 Regional Occurrences (2 posters)

M. Vanneste and M. DeBatist, Renard Centre of Marine Geology, University of Gent Krijgslaan, Gent, Belgium;
A. Golmshtok, Southern Branch of the Institute of Oceanology, Russia;
A. Duchkov and A. Kremlev, Institute of Geophysics and Institute of Computational Mathematics and Mathematical Geophysics, Russia
J. Klerkx, Museum of Central Africa, Belgium
"Seismic Investigation of the Influence of Active Tectonics on Gas Hydrate Accumulations in the Sediments of Lake Baikal, Siberia" (132)

Jan Krason, Geoexplorers International, Inc., Denver, CO, USA
"Messoyakh Gas Field (W. Siberia): A Model for Development of the Methane Hydrate Deposits of Mackenzie Delta, NWT., Canada" (163)

Subgroup 3 Logging/Borehole Studies (4 posters)

T.J. Katsube, S.R. Dallimore and K.A. Jenner, Geological Survey of Canada, Ontario, Canada
T. Uchida, Japan Petroleum Exploration Company
W. Winters and T. Collett, U.S. Geological Survey
"Petrophysical Characteristics of Formations Hosting Gas-Hydrates at the Mallik 2L-38 Well Site, N.W.T., Canada" (54)

Takashi Uchida and Makoto Miyaire, JAPEX Research Center, Hamada, Mihama, Chiba, Japan
Timothy Collett, U.S. Geological Survey
Scott Dallimore, Geological Survey of Canada
"Evaluations of Natural Gas Hydrate-Bearing Formation with Downhole Well-Logs" (127)

Thomas D. Lorenson, U.S. Geological Survey, Menlo Park, CA, USA
Michael J. Whiticar, University of Victoria, Victoria, BC, Canada
Amane Waseda, Japan Petroleum Exploration Company, Ltd., Chiba, Japan
Scott R. Dallimore, Geological Survey of Canada, Ottawa, Canada
Timothy S. Collett, U.S. Geological Survey, Denver, CO, USA
"Gas Composition of Isotopic Geochemistry of Sediments and Gas Hydrate from the Mallik 2L-38 Well, Mackenzie Delta, N.W.T., Canada" (70)

Thomas D. Lorenson, U.S. Geological Survey, Menlo Park, CA, USA
"Microscopic Character of Marine Sediments Containing Disseminated Gas Hydrate - Examples from the Blake Ridge and the Middle America Trench" (69)

Subgroup 4 Other (Microbial Activity and System Installation Plan) (2 posters)

William Ussler, III and Charles K. Paull, University of North Carolina at Chapel Hill, Department of Geology, Chapel Hill, NC, USA
"Gas Concentration Control of Microbial Energetics in Gas-Rich Deep Sea Sediments" (130)

Thomas M. McGee and J. Robert Woolsey, Center for Marine Resources and Environmental Technology, The University of Mississippi, MS, USA
"A Remote Station to Monitor Gas Hydrate Outcrops in the Gulf of Mexico" (80)

Global Climate (2 posters)

Hironori Haneda, Takeshi Komai and Yoshitaka Yamamoto, National Institute for Resources and Environment, Sapporo, Hokkaido, Japan
"The Effect of Dissolved Concentration on the Formation and Dissociation of CO2 Gas Hydrate" (40)

Takeshi Komai and Yoshitaka Yamamoto, National Institute for Resources and Environment, Ibaraki, Japan
"Dynamic Process of Reformation and Replacement of CO2 and CH4 Gas Hydrates" (58)

Transportation (3 posters)

Gunnar Borthne, SINTEF/IKU
"Hydrate Plug Computer Tool" (39)

Th. Palermo, Institut Français Du Pétrole, Rueil Malmaison Cedex, France
S.P. Goodwin, C.B. Argo and A. Henderson, BP Exploration, UK
"Flow Loop Tests on a Novel Hydrate Inhibitor to be Deployed in the North Sea Etap Field" (92)

Bob Fu, Nalco/Exxon Energy Chemicals, L.P.
"A Novel Kinetic Hydrate Inhibitor and Control Program" (174)

Production (3 posters)

Robert S. Cherry, John Beller, Charles Barnes, William Landman and Kevin Croft, Idaho National Engineering and Environmental Laboratory, Idaho Falls, ID, USA
"Conceptual Design for a Large Scale Hydrates Test Facility" (23)

Georgi G. Tsypkin, Institute for Problems in Mechanics, Russian Academy of Sciences, Moscow, Russia
"Mathematical Models of Gas Hydrates Dissociation in Porous Media" (124)

Kenji Nakagawa, Masahiro Ota, Yingxia Qi and Moriyoushi Sakamoto, Department of Mechanical Engineering, Tokyo Metropolitan University, Tokyo, Japan
"On Increases of Production Rates of Gas Hydrates" (169)

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POSTER SESSION B

Chair: Jean Pierre Monfort, ENSIGC, France
Co-chair: Y.H. Mori, Keio University, Japan
Co-chair: John Ripmeester, National Research Council of Canada, Canada

Tuesday, July 20, 1999

GENERAL ASPECTS OF HYDRATE TECHNOLOGIES

Subgroup 1 Kinetic Aspects (9 Posters)

P. Bollavaram, M.S. Selim and E.D. Sloan, Jr., Center for Hydrate Research, Colorado School of Mines, Golden, CO, USA
"Growth Kinetics of Single Crystal sII Hydrates; Elimination of Mass and Heat Transfer Effects" (18)

S. Circone, L.A. Stern, S.H. Kirby, and J.C. Pinkston, U.S. Geological Survey, Menlo Park, CA, USA;
W.B. Durham, U.C. Lawrence Livermore National Laboratory, Livermore, CA, USA
"Pure Methane Hydrate Dissociation Kinetics at 0.1 MPa and Temperatures Above 273 K" (24)

Matthew A. Clarke, University of Calgary, Department of Chemical and Petroleum Engineering, Calgary, Alberta, Canada
P. Raj Bishnoi, University of Calgary
"Determination of the Intrinsic Rate of Gas Hydrate Decomposition Using Particle Size Analysis" (25)

J. -M. Herri, J. -S. Pic, M. Cournil, Ecole Nationale Supérieure des Mines de St-Etienne, Centre SPIN, St-Etienne, France
"Mechanisms of the Methane Hydrate Crystallisation in a Semi-Batch Reactor. Part I: Liquid Water/Methane Gas System" (173)

J. -M. Herri, J.-S Pic and M. Cournil, Ecole Nationale Supérieure des Mines de St. Etienne, Centre SPIN, St. Etienne Cedex, France
"Mechanisms of the Methane Hydrate Crystallisation in a Semi-Batch Reactor, Part II: Influence of the Kinetic Additives" (44)

Phillip Servio and Dr. Peter Englezos, University of British Columbia, Vancouver, British Columbia, Canada;
Matthew Clarke and Dr. P. Raj Bishnoi, University of Calgary;
"Kinetics of Methane Hydrate Growth and Decomposition on Latex Spheres Measured by a Light Scattering Technique" (108)

Tsutomu Uchida, Takao Ebinuma and Hideo Narita, Hokkaido National Industrial Research Institute, Sapporo, Japan
"In-Situ Observations of Formation Mechanisms on Methane Hydrates by Raman Spectroscopy" (129)

Olga Zatsepina and Bruce Buffett, University of British Columbia, Vancouver, Canada
"Experimental Study of CO2-Hydrate Formation in Porous Medium" (159)

O.I. Levik and J.S. Gudmundsson, Department of Petroleum Engineering and Applied Geophysics, Norwegian University of Science and Technology, Trondheim, Norway
"Calorimetry to Study Metastability of Frozen Natural Gas Hydrate at Atmospheric Pressure"(66)

Subgroup 2 Thermodynamic Aspects/Basic Phenomena (4 Posters)

Takao Ebinuma, Tsutoma Uchida, Hideo Narita and Ryoichi Yoshida, Hokkaido National Industrial Research Institute, Sapporo, Japan
"Stability and Dissociation Behaviors of Gas Hydrates at Low Temperature Relating to a New Technology of Natural Gas Storage" (165)

Robert S. Cherry and David M. Weinberg, Idaho National Engineering and Environmental Laboratory, Idaho Falls, ID, USA
"A Mechanism for Methane Gas Accumulation in Sediments Prior to Hydrate Formation" (22)

Yasuhiko H. Mori, Department of Mechanical Engineering, Keio University, Yokohama, Japan
Takaaki Mochizuki, Tokyo Gakugei University, Japan
"Modeling of Simultaneous Heat and Mass Transfer To/From and Across a Hydrate Film" (85)

Takaaki Mochizuki, Department of Technology Education, Tokyo Gakugei University, Tokyo, Japan
Yasuhiko H. Mori, Department of Mechanical Engineering, Keio University
"Numerical Simulation of Transient Heat and Mass Transfer Controlling the Growth of a Hydrate Film" (170)

Subgroup 3 Molecular Experiments and Modelling (9 Posters)

Erik Freer and E.D. Sloan, Jr., Center for Hydrate Research, Colorado School of Mines, Golden, CO, USA
"Molecular Simulations of Kinetic Inhibition on sII {111} Growth Planes" (34)

P.M. Rodger and M.G.B. Drew, Department of Chemistry, University of Reading, Reading, UK;
T.J. Carver, Department of Material Science and Metallurgy, Cambridge University
"Adsorption of Polymeric PVP to Methane Hydrate" (97)

P.M. Rodger and A.C. Cresswell, Department of Chemistry, University of Reading, Reading, UK
M. Kelland, RF-Rogaland Research
"Rational Design of Hydrate Inhibitors: Acyclic Amides" (99)

Mark Timothy Storr and P.M. Rodger, Department of Chemistry, University of Reading, Reading, Berkshire, England
"A Molecular Dynamics Study of the Mechanism of Kinetic Inhibition" (115)

Kenji Yasuoka and Suguru Murakoshi, Department of Mechanical Engineering, Keio University, Japan
"Molecular Dynamics Simulation of Dissociation Process for Methane Hydrate"(144)

Akira Hori and Takeo Hondoh, Institute of Low Temperature Science, Hokkaido University, Kita-ku, Sapporo, Hokkaido, Japan
"Molecular Orbital Calculations for Polyhedral Water Clusters Including Gas Molecules" (46)

Hidenosuke Itoh and Katsuyuki Kawamura, Department of Earth and Planetary Sciences, Faculty of Science, Tokyo Institute of Technology, Tokyo, Japan
"Molecular Dynamics Simulations of Clathrate Hydrate: Intramolecular Vibrations of Methane" (49)

P.M. Rodger, Department of Chemistry, University of Reading, Reading, UK;
R.E. Westacott, Department of Chemistry, Kings College London
"The Local Molecular Harmonic Model for Hydrate Free Energy Calculations" (100)

Zhitao Cao, Bernhardt Trout, Jefferson Tester, and Kevin Sparks
Massachusetts Institute of Technology
"Gas Hydrates: Statistical Models, Development of Potentials from AB Initio Methods, and Phase Equilibria" (177)

Subgroup 4 Hydrate Control (8 posters)

Ugur Karaaslan and Mahmut Parlaktuna, Middle East Technical University, Department of Petroleum and Natural Gas Engineering, Ankara, Turkey
"Effect of Surfactants on Hydrate Formation Rate" (52)

Malcolm Kelland, Thorn Martin Svartaas and Jorunn Øvthus, RF-Rogaland Research, Stavanger, Norway
"Experiments Related to the Performance of Gas Hydrate Kinetic Inhibitors"(56)

L. Jussaume, T. El Hafaia, J.P. Canselier and J.P. Monfort, ENSIGC-INPT, Laboratoire de Genie Chimique, Toulouse cedex,France
"Kinetics of Gas Hydrates Formation and Texts of Efficiency of Kinetic Inhibitors: Experimental and Theoretical Approaches" (84)

A. Sinquin, Institut Français du Pétrole, Rueil-Malmaison Cedex, France;
J.P. Monfort, Ecole Nationale Supérieure d'Ingénieur de Génie Chimique, France;
J.M. Herri, Ecole Nationale Supérieure des Mines de Saint-Etienne, France
"A Global Research Program on Hydrate Control: Role of Kinetic Inhibitors"(109)

A. Sinquin, B. Cingotti, J.P. Durand and T. Palermo, Institut Français du Pétrole, Division Chimie et Physicochimie Appliquées, Rueil-Malmaison Cedex, France
"Study of Methane Hydrate Inhibition Mechanisms Using Copolymers" (110)

Yuri F. Makogon and Stephen A. Holditch, Texas A&M University, College Station, Texas, USA
Taras Y. Makogon, Mobil Technology Company, Dallas, TX, USA
"Kinetics and Mechanisms of Gas Hydrate Formation and Dissociation with Inhibitors" (150)

Yoshitaka Yamamoto, Nagashima Kazushige, Komai Takeshi and Wakisaka Akihiro, National Institute for Resources and Environment, Ibaraki, Japan
"Effect of Inhibitor Methanol on the Microscopic Structure of Aqueous Solution" (146)

Asle Jøssang and Ellen Stange, Norsk Hydro ASA, Stabekk, Norway
"Calculation of Gas Hydrate Equilibrium in Presence of Aqueous Salt Solutions Using a New Predictive Activity Model" (153)

Hydrate Technologies (6 Posters)

Bahman Tohidi, Kasper K. Ostergaard, Ali Danesh and Adrian C. Todd, Heriot-Watt University, Department of Petroleum Engineering, Riccarton, Edinburgh, Scotland
Tom Baxter, Genesis Oil and Gas Consultants
"A Novel Approach for Oil and Gas Separation by Utilising Gas Hydrate Technology" (122)

R.E. Rogers and Yu Zhong, Department of Chemical Engineering, Mississippi State University, Department of Chemical Engineering, Mississippi State, MS, USA
"Fleasibility of Storing Natural Gas in Hydrates Commercially" (156)

Charles E. Taylor, U.S. DOE/FETC, Pittsburgh, PA, USA
"Photocatalytic Conversion of Gas Hydrates" (164)

Jon Steinar Gudmundsson, Mahmut Parlaktuna, Vibeke Andersson and Odd Ivar Levik, Norwegian University of Science and Technology, Department of Petroleum Engineering and Applied Geophysics, Trondheim, Norway
"Laboratory for Continuous Production of Natural Gas Hydrates" (38)

J. Klerkx, F.A. Kuznetsov and Enrich Gas Hydrates Team
Department of Geology
Royal Museum of Central Africa
Tervuren, Belgium
"Network for Collection and Exchange of Datasets on Gas Hydrates" (149)

Robert Henning
Argonne National Laboratory
"Neutron Powder Diffraction Studies of CO2</Clathrate Hydrate: Formation, Dissociation, and Structure" (176)

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POSTER SESSION C

Chair: John Ripmeester, National Research Council, Canada
Co-chair: Jean-Pierre Monfort, ENSIGC, France
Co-chair: Y.H. Mori Keio University, Japan

Wednesday, July 21, 1999

PROPERTIES

Ronald J. Bakker, Geology, University Heidelberg, Germany
"Thermodynamic Modelling of Gas Hydrates: Review and Improvements" (13)

Adam L. Ballard and E.D. Sloan, Jr., Colorado School of Mines, Center for Hydrate Research, Golden, CO, USA
"Optimizing Thermodynamic Parameters to Match Methane and Ethane Structural Transition in Natural Gas Hydrate Equilibria"(14)

Jafar Javanmardi and Mahmood Moshfeghian, Department of Chemical Engineering, Shiraz University, Shiraz, Iran
Robert N. Maddox, Oklahoma State University, Still Water, OK, USA
"Application and extension of Aasberg-Petersen Model for Prediction of Gas Hydrate Formation Conditions in Mixtures of Aqueous Electrolyte Solutions and Alcohols" (86)

Lars Henrik Gjertsen, Statoil Research Centre, Trondheim, Norway;
Finn Hallstein Fadnes, Norsk Hydro Research Centre, Norway
"Measurements and Predictions of Hydrate Equilibrium Conditions" (36)

M.D. Jager and E.D. Sloan, Colorado School of Mines, Golden, Co, USA
R.M. deDeugd, C.J. Peters and I. De Swaan Arons, Delft University of Technology, Faculty of Applied Sciences, The Netherlands
"Measuring and Modelling of Hydrates in Mixtures of Methane, Water and 1,4-Dioxane" (50)

Bahman Tohidi, Ali Danesh, Rod W. Burgass and Adrian C. Todd, Heriot-Watt University, Department of Petroleum Engineering, Riccarton, Edinburg, Scotland
"Improving the Accuracy of Gas Hydrate Dissociation Point Measurements" (121)

Olga Zatsepina, University of British Columbia, British Columbia, Canada
"Two-Phase Equilibria Between Hydrate and Seawater" (158)

Olga Zatsepina, University of British Columbia, British Columbia, Canada
"Thermodynamics of Hydrate Formation" (175)

Xiaoyun Li, Lars Henrik Gjertsen and Torstein Austvik, Statoil Research Centre, Trondheim, Norway
"Thermodynamic Inhibitors for Hydrate Plug Melting" (67)

Tatsuo Maekawa and Noboru Imai, Geological Survey of Japan, Ibaraki, Japan
"Equilibrium Conditions of Methane and Ethane Hydrates in Aqueous Electrolyte Solutions" (72)

D. Mahaian, T.F. Koetzle, W.T. Klooster, R.K. McMullan and A.N. Goland, Departments of Applied Science and Chemistry, Brookhaven National Laboratory, Upton, New York, USA
L. Brammer, Chemistry Department, University of Missouri, St. Louis, MO, USA
"Crystal Growth, Structure Characterization and Schemes for Economical Transport: An Integrated Approach to the Study of Natural Gas Hydrates" (74)

A.A. Khokhar, C-FER Technologies Inc., Edmonton, Alberta, Canada
E.D. Sloan, Colorado School of Mines, Golden, CO, USA
J.-S. Gudmundsson, Norwegian University of Science and Technology,
Trondheim, Norway
"Natural Gas Storage Properties of Structure H Hydrate" (57)

Ryo Ohmura, Toru Shigetomi and Yasuhiko H. Mori, Department of Mechanical Engineering, Keio University, Yokohama, Japan
"Mechanical Properties of Water/Hydrate-Former Phase Boundaries and Phase-Separating Hydrate Films" (90)

E.G. Larionov, A. Yu Manakov, Yu A. Dyadin and F.V. Zhurko, Institute of Inorganic Chemistry, Siberian Branch of the Russian Academy of Sciences, Novosibirsk, Russia
"Double Gas Hydrates at High Pressures: The Highest Decomposition Temperatures" (31)

Yu A. Dyadin, Institute of Inorganic Chemistry, Siberian Branch of the Russian Academy of Sciences, Novosibirsk, Russia
"Gas Hydrates at High Pressures"(32)

E.G. Larionov, F.V. Zhurko, A. Yu. Manakov and Yu A. Dyadin, Institute of Inorganic Chemistry, Siberian Branch of the Russian Academy of Sciences, Novosibirsk, Russia
"Decomposition of the Ethane Hydrate at Pressures up to 15 kBar" (62)

Takeya Satoshi and Takeo Hodoh, The Institute of Low Temperature Science, Hokkaido University, Hokkaido, Japan
Tsutomu Uchida, Hokkaido National Industrial Research Institute
"In-situ Observation of CO2 Hydrate by X-Ray Diffraction" (104)

V. Thieu, S. Subramanian and E.D. Sloan, Jr., Center for Hydrate Research, Colorado School of Mines, Golden, CO, USA
S.O. Colgate, Department of Chemistry, University of Florida, Gainesville, FL, USA
"High-Pressure Optical Cell for Hydrate Measurements Using Raman Spectroscopy" (119)

Vladimir R. Belosludov and V.P. Shpakov, Institute of Inorganic Chemistry, Novosibirsk,Russia
J.S. Tse, Steacie Institute for Molecular Sciences, National Research Council of Canada, Ottawa, Canada,
Rodion V. Belosludov and Y. Kawazoe, Institute for Materials Research, Tohoku University of Sendai
"Mechanical Stability of Gas Hydrates Under Pressure" (15)

William f. Waite, Michael B. Helgerud and A. Nur, Geophysics Department, Stanford University, Stanford, CA, USA
J. Pinkston, L.A. Stern, S.H. Kirby, US Geological Survey, Menlo, CA, USA
W.B. Durham, Lawrence Livermore National Laboratory, Livermore, CA, USA
"First Laboratory Measurements of Compressional and Shear Wave Speeds Through Pure Methane Hydrate at In Situ Conditions" (135)

Kenji Yamada and Kazuo Nakamura, Osaka Gas Co., Ltd., Osaka, Japan
Masayuki Hyodo, Yurio Nakata and Makoto Fukunaga, Yamaguchi University
"Compressive Strength of Methane Hydrate - Effect of Temperature and Pressure -"(143)

Wu Zhang and William B. Durham, Lawrence Livermore National Laboratory, Livermore, CA, USA
Laura A. Stern and Stephen H. Kirby, U.S. Geological Survey, Menlo Park,USA
"Experimental Deformation of Gas Hydrates" (148)

J.M. Herri, F. Gruy, M. Cournil
Ecole Nationale Superieure des Mines de St. Etieene Centre Spin, St. Etienne Cedex, France
"Physical Properties Estimation of Gas Hydrates" (167)

Hailong Lu and Ryo Matsumoto, Geological Institute, University of Tokyo, Tokyo,Japan
"Stability Condition of Gas Hydrate in Marine Sediments: Constrained from the Experimental Results" (77)

J.F. Wright, S.R. Dallimore and F.M. Nixon, Geological Survey of Canada, Ottawa, Ontario, Canada
"Factors Affecting Methane Hydrate Growth and Stability in Natural Sediments" (141)

Jun Mikami, Tohru Satoh and Takashi Uchida, JAPEX Research Center, Hamada, Mihama, Chiba, Japan
Yoshihiro Masuda, University of Tokyo; Hideaki Takeda, Teikoku Oil Company, Tokyo, Japan
Hideaki Takeda, Teikoku Oil Company
Scott Dallimore, Geological Survey of Canada
"Occurrence and Dissociation of Natural Gas Hydrates Observed by
X-Ray CT Scanner" (83)

Takashi Uchida and Jun Mikami, JAPEX Research Center, Chiba, Japan;
Scott Dallimore, Geological Survey of Canada, Canada
"Occurrences of Natural Gas Hydrates Beneath the Permafrost Zone in the Mackenzie Delta, N.W.T., Canada: Visual and X-Ray CT Imagery" (128)

C.A. Tulk and J.A. Ripmeester, National Research Council of Canada, Steacie Institute for Molecular Sciences, Canada;
F. Wrigth and S. Dallimore, Geological Survey of Canada, Canada;
S. Okada and T. Uchida, Japan Petroleum Exploration Co., Ltd., Japan
"Dissociation and Structural Properties of Non-Pressurized Gas Hydrates in Consolidated Fine Grained Sands" (126)

Yoshio Watanabe, Osamu Matsubayashi, Noboru Imai, Tatsuo Maekawa, Geological Survey of Japan, Ibaraki, Japan;
Masao Yoshizawa, Nikko Exploration and Development Co., Ltd.
"Thermal Properties of Gas Hydrated Sediments" (137)

W.J. Winters, U.S. Geological Survey, MA, USA
J. Katsube, S.R. Dallimore, J.F. Wright and F.M. Nixon
Geological Survey of Canada, Ontario, Canada
T.S. Collett, U.S. Geological Survey, Denver, USA
R.E. Cranston, Geological Survey of Canada, Nova Scotia, Canada
T. Uchida, Japan Petroleum Exploration Company, Chiba, Japan
"Relation Between Gas Hydrate and Physical Properties at the Mallik 2L-38 Research Well, Mackenzie Delta, N.W.T."(140)

Michael B. Helgerud, William F. Waite and A. Nur
Geophysics Department
Stanford University, Stanford, CA, USA
"Measurement of Compressional Wave Speed Through Granular Composites Containing Propane Gas Hydrate" (41)

Heng-Joo Ng, DB Robinson Research Ltd.
"Hydrate Phase Composition for Multicomponent Gas Mixtures" (178)

Sang-Yong Lee and G.D. Holder
University of Pittsburgh
"Distortion Model for Gas Hydrate Equilibria (Part I)" (179)

C.A. Koh, R.E. Westacott, W. Zhang, K. Hirachand, M. Zugic, and J. Creek
Chevron Technology, LaHabre, CA, USA
J.L. Savidge
"Performance Characteristics of a New Hydrate Inhibitor" (180)

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