Kerf-cutting apparatus for increased drilling rates
Patent
·
OSTI ID:7191587
This patent describes a drill bit. It comprises a bit body; an inner drill member positioned concentrically within the bit body; at least one rolling cutter attached by mounting means to the bit body; a drilling fluid conduit disposed within the drill bit; and means for connecting the upper ends of the bit body and drilling fluid conduit to a string of drill pipe.
- Assignee:
- Exxon Production Research Co., Houston, TX (United States)
- Patent Number(s):
- A; US 5145017
- Application Number:
- PPN: US 7-638234
- OSTI ID:
- 7191587
- Country of Publication:
- United States
- Language:
- English
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