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Title: Exploratory study of the thermal conductivity of methane hydrate

Journal Article · · Geophys. Res. Lett.; (United States)

Recent discoveries of natural gas hydrates in permafrost and sub-oceanic environments have led us to measure the thermal conductivity of methane hydrate. A guarded hot-plate cell was constructed and tested with various ice specimens. We find the conductivity of methane hydrate near -60/sup 0/C is 0.45 W/mk, a value close to that obtained for other clathrate hydrates by us and others. It is much lower than for ice (by a factor of about 5), so that a logging tool based on this property should prove to be of use in identification of gas hydrates in permafrost zones.

Research Organization:
Divisions of Physics and Chemistry resp., National Research Council of Canada, Ottawa, Canada K1A OR6
OSTI ID:
6058991
Journal Information:
Geophys. Res. Lett.; (United States), Vol. 10:5
Country of Publication:
United States
Language:
English