Invention Grant
US08146688B2 Drill bit with prefabricated cuttings splitter and method of making
失效
钻头采用预制切割分割器和制作方法
- Patent Title: Drill bit with prefabricated cuttings splitter and method of making
- Patent Title (中): 钻头采用预制切割分割器和制作方法
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Application No.: US12427980Application Date: 2009-04-22
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Publication No.: US08146688B2Publication Date: 2012-04-03
- Inventor: Timothy K. Marvel , Michael R. Wells
- Applicant: Timothy K. Marvel , Michael R. Wells
- Applicant Address: US TX Houston
- Assignee: Baker Hughes Incorporated
- Current Assignee: Baker Hughes Incorporated
- Current Assignee Address: US TX Houston
- Agency: Cantor Colburn LLP
- Main IPC: E21B10/46
- IPC: E21B10/46 ; E21B10/58 ; E21B10/62
Abstract:
A downhole drill bit includes, a body, a plurality of cutters attached to the body, and at least one prefabricated splitter having a proximal portion and at least one distal portion. The proximal portion is encased within the body and the at least one distal portion extends outwardly of the body. Further the at least one distal portion is in operable communication with at least one of the plurality of cutters such that the at least one distal portion bifurcates cuttings cut by the at least one cutter.
Public/Granted literature
- US20100270087A1 DRILL BIT WITH PREFABRICATED CUTTINGS SPLITTER AND METHOD OF MAKING Public/Granted day:2010-10-28
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