Drilling casing and method of performing fast drilling and completion of large-borehole multilateral well

A drilling casing includes a casing wall and several sand control apparatuses disposed on the casing wall in a spacing. Each sand control apparatus includes a sand control net, a sealing steel sheet and a sealing rubber plug. A plurality of mutually-paralleled sand control meshes are disposed on the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Song, Benjian, Tian, Wanqing, Li, Qingchao, Cheng, Yuanfang, Yan, Chuanliang, Li, Yang, Wei, Jia, Ren, Xu
Format:	Patent
Sprache:	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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