gas hydrates

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• Gas hydrates — are solid crystalline compounds formed under certain thermo baric conditions from water (water solution, ice, water steams) and low molecular weight gases. Externally, they look like ice or snow. Under moderate pressure natural gas hydrates exist …   Glossary of Oil and Gas

• Gas throttling — is reduction of pressure in a gas flow forced through a throttle – local hydrodynamic resistance point (orifice choke, valve, tap, check), accompanied by temperature change. Gas throttling is used for liquefying and deep refrigeration of gases.… …   Glossary of Oil and Gas

• Natural gas hydrates —   Solid, crystalline, wax like substances composed of water, methane, and usually a small amount of other gases, with the gases being trapped in the interstices of a water ice lattice. They form beneath permafrost and on the ocean floor under… …   Energy terms

• Hydrates de méthane — Hydrate de méthane Combustion d’hydrate de méthane (USGS). Cadre en haut à gauche : structure du clathrate. Un hydrate de méthane (ou clathrate de méthane) est un composé organique naturellement présent dans les fonds marins, sur certains… …   Wikipédia en Français

• Gas naturel — Gaz naturel Le gaz naturel est un combustible fossile, il s agit d un mélange d hydrocarbures présent naturellement dans des roches poreuses sous forme gazeuse. Avec 23 % de l énergie consommée en 2005, le gaz naturel est la troisième source …   Wikipédia en Français

• Nankai Trough gas hydrate site — Nankai Methane Hydrate Site (or Japanese Methane Hydrate R D Program at Nankai, Nankai Trough Methane Hydrate Site) is located in the Nankai Trough, Japan. Contents 1 Site highlights 2 Introduction to the area 3 General physical and geological… …   Wikipedia

• Mallik gas hydrate site — The Mallik Methane Hydrate Site (or Mallik Gas Hydrate Production Research Well, Mallik test well) is located in the Beaufort Sea, Canada. Contents 1 Site Highlights 2 Introduction to the Area 3 General physical and geological description …   Wikipedia

• Messoyakha Gas Field — The Messoyakha gas field is a natural gas field located in the north of the West Siberian Basin, where there are many large fields, where the presence of gas hydrates has been documented. The Messoyakha gas field is often used as an example of… …   Wikipedia

• Natural gas — For other uses, see Natural gas (disambiguation). Natural gas extraction by countries in cubic meters per year. Natural gas is a naturally occurring gas mixture consisting primarily of methane, typically with 0–20% higher hydrocarbons[1] …   Wikipedia

• Offshore oil and gas in the US Gulf of Mexico — is a major source of oil and natural gas in the United States. The western and central Gulf of Mexico, which includes offshore Texas, Louisiana, Mississippi, and Alabama, is one of the major petroleum producing areas of the United States. In 2007 …   Wikipedia

• History of the petroleum industry in Canada (natural gas) — Natural gas has been used almost as long as crude oil in Canada, but its commercial development was not as rapid. This is because of special properties of this energy commodity: it is a gas, and it frequently contains impurities. The technical… …   Wikipedia