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《Coal Geology & Exploration》 2002-05
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Discussion on higher nitrogen gas content in CBM cooperation well in Pingdingshan mine field

WANG Zhou xiu (The Plan and Design Institute of North China Petroleum Bureau,New Star Petroleum Company, Zhengzhou 450006,China)  
Based on related parameters obtained from 2 CBM cooperation wells,systematically analyzed the data of test samples focused on relative higher nitrogen gas content in natural gas from CBM wells,It is explained the origin of nitrogen gas and why the nitrogen content of gas is relatively higher.
【CateGory Index】: P618.11
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