Anti-freezing pressure measuring device for gas field

The utility model discloses an anti-freezing pressure measuring device for a gas field. The anti-freezing pressure measuring device comprises a shell; the inner body is arranged in the outer shell, and the space between the outer shell and the inner body is filled with an anti-freezing solution; the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZENG QINGXIONG, SHI JIAQING, SHAO XINMIN, ZHAO YANLI, YU MINGHUI, WANG BIN, ZHENG XIANLIN, BAI HAIJUN, WANG GAOHU, JIA JIANBO, ZHANG WEI, NAN BEIJIE, QING XUDONG, JIA QIANG, CUI PENGJIE
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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