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Patent
E - Fixed Constructions
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B
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E21B 25/10 (2006.01) E21B 10/64 (2006.01) E21B 23/04 (2006.01) E21B 23/10 (2006.01) E21B 34/06 (2006.01)
Patent
CA 1135683
ABSTRACT OF THE DISCLOSURE A core breaker carrier for inserting and removing a core breaker from a drill bit. The carrier of the present inven- tion eliminates the need for using wireline tools to install a core breaker within a drill bit. The core breaker carrier with core breaker attached can be inserted into the bore of the drill pipe at the well surface and pumped into the drill bit. Fluid pressure is used to anchor the carrier at a preselected location within the drill bit.
356894
George H. Riches And Associates
Otis Engineering Corporation
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