Oil horizontal well prevents oil production pipe well device that drops absolutely

The utility model discloses an oil horizontal well prevents oil production pipe well device that drops absolutely, including cup jointing the anti -abrasion sleeve on the connecting rod, slide and be provided with the slips in anti -abrasion sleeve's the outside, the bottom fixedly connected wi...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LU JUN, HAN JIE, BAI BINJIE, LI ZHEN, GE JUN, HUA YUJUN, MENG FANLI, JIA YAN, GAO YILING, BU ZHANQI, SUN JIEHAO, SUN DI, YANG QIANGQIANG
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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