Isotopic compositional Characteristics of Terrigenous Natural Gases in China

(整期优先)网络出版时间:1993-01-11
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TheCandHisotopiccompositionsofthemethaneinmorethan160gassamplesfrom10basinsinChinaarepresentedinthispaper.Thenaturalgasesareclassifiedasfourtypes:biogenicgas,bio-thermocatalytictransitionalgas,gasassociatedwithcondensateoil,andcoal-typegas.Theisotopiccompositionsofthesegasescloselyrelatedtothedepositionalbasins,thetypesoforganicmatter,thestagesofthermalevolutionandthegeneticcharacteristicsofdifferentgasreservoirs.StudiesoftheCandHisotopiccompositionsofterrigenousnaturalgaseswillprovidevalua-bleinformationontheprospectinganddevelopmentofnaturalgasesofdifferentgenetictypes.