Lifting type reaming device, drilling and reaming tool and drilling and reaming method

The invention relates to a drilling technology, and discloses a lifting type reaming device, a drilling and reaming tool and a drilling and reaming method. The lifting type reaming device comprises a main body (1), a reaming unit (2) used for reaming and an execution unit (3) used for controlling th...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHEN YEPENG, CHEN XIAOFENG, YANG MING, LIU GUIWEN, ZHANG AILE, GE CHUNMEI, ZHANG TIANXIAO, CHEN YUPING, JIA ZHIGANG, MU GUOCHEN, FENG YUNCHUN
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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