One trip through tubing window milling apparatus and method

A one-trip through tubing window milling system is disclosed. The whipstock is delivery with the mill and downhole motor (22) in a downhole assembly which further includes MWD equipment for proper whipstock orientation. The entire assembly is run through tubing and the MWD equipment (14) orients the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JEFFREY E TOULOUSE, MALCOLM D PITMAN
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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