Air bag device for measuring pressure of deep surrounding rock

An air bag device for measuring pressure of deep ground surrounding rock comprises a shield shell and a plurality of air bag assemblies matched with a groove in the periphery of the shield shell in size, and each air bag assembly comprises an air bag body and an air bag nozzle; the air bag nozzle is...

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Bibliographische Detailangaben

Hauptverfasser:	PAN YUXIN, ZHAO XIANGQIAN, ZHU SIYU, CHEN DINGCHAO, XIANG RUNZE, YU YANG, LU JIANFEI, ZHANG HAIYAN, CHEN CHENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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