Method for measuring content of free gas in coal bed gas

The invention discloses a method for measuring the content of free gas in coal bed gas. By calculating the surface water saturation of a fresh coal core and performing back calculation to obtain water saturation in the stratum state, the volume of the free gas in a coal rock of unit mass is measured...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHEN ZHENHONG, GENG MENG, LI GUIZHONG, OUYANG YONGLIN, DENG ZE, YANG YONG, ZENG LIANGJUN, SUN FENJIN, WANG BO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING PHYSICS TESTING
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