E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 29/06 (2006.01) E21B 7/06 (2006.01) E21B 10/50 (2006.01) E21B 10/60 (2006.01) E21B 12/04 (2006.01) E21B 23/00 (2006.01) E21B 23/01 (2006.01) E21B 23/02 (2006.01) E21B 49/06 (2006.01)
Patent
CA 2181562
A milling tool (40, 50) is provided with an axially extending passageway (44, 54) which can accommodate a whipstock orientation member (60) after a whipstock has been set. Alternatively, the passegeway (44, 54) may simply be used to accommodate a core generated by the milling tool (40, 50).
Fraise de meulage (40, 50) pourvue d'un passage (44, 54) s'étendant axialement et pouvant loger un élément (60) d'orientation d'un sifflet déviateur après la mise en place dudit sifflet. Dans une variante, on peut simplement utiliser le passage (44, 54) pour loger une carotte générée par la fraise de meulage (40, 50).
Beagrie Karl J.
Carter Thurman B.
Shubert David H.
Marks & Clerk
Weatherford U.s. Inc.
Weatherford/lamb Inc.
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