Intelligent drift diameter gauge

The invention relating to the field of oil well equipment discloses an intelligent drift diameter gauge. The existing drift diameter gauge is designed to be a split equal-diameter deformable drift diameter gauge, so that a drilling clamp accident caused by the deformation and diameter reduction of t...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHOU HUI, WANG RONG, ZHANG WEIQIANG, WANG YINGQIANG, GUO DONGLE, LI ZHILEI, WANG YANFEI, ZHOU LIANGLIANG, WU YANG, WU XINQIANG, WEI MENG
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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