Title:
SYSTEM AND METHOD FOR COUPLING AN IMPREGNATED DRILL BIT TO A WHIPSTOCK
Document Type and Number:
WIPO Patent Application WO/2012/142543
Kind Code:
A3
Abstract:
A system and method to facilitate the drilling of one or more lateral wellbores while eliminating one or more trips downhole. The system utilizes a drilling assembly comprising an impregnated drill bit or other suitable drill bit. The impregnated drill bit is coupled to a whipstock by a connector for deployment downhole in a single trip. The connector comprises a separation device which facilitates disconnection of the impregnated drill bit from the whipstock once the whipstock is anchored at a desired downhole location.
Inventors:
SWADI SHANTANU N (US)
GREGUREK PHILIP M (US)
NEVLUD KENNETH M (US)
DEWEY CHARLES H (US)
AZAR MICHAEL G (US)
GREGUREK PHILIP M (US)
NEVLUD KENNETH M (US)
DEWEY CHARLES H (US)
AZAR MICHAEL G (US)
Application Number:
PCT/US2012/033700
Publication Date:
March 14, 2013
Filing Date:
April 14, 2012
Export Citation:
Assignee:
SMITH INTERNATIONAL (US)
SWADI SHANTANU N (US)
GREGUREK PHILIP M (US)
NEVLUD KENNETH M (US)
DEWEY CHARLES H (US)
AZAR MICHAEL G (US)
SWADI SHANTANU N (US)
GREGUREK PHILIP M (US)
NEVLUD KENNETH M (US)
DEWEY CHARLES H (US)
AZAR MICHAEL G (US)
International Classes:
E21B7/08; E21B17/04
Foreign References:
| US20070044954A1 | 2007-03-01 | |||
| US20020195243A1 | 2002-12-26 | |||
| US20010035302A1 | 2001-11-01 |
Attorney, Agent or Firm:
SHELLEY II, Mark, D. et al. (IP Administration Center of ExcellenceRoom 472, Houston Texas, US)
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