Invention Grant
- Patent Title: Drill bit
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Application No.: US14742339Application Date: 2015-06-17
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Publication No.: US10233696B2Publication Date: 2019-03-19
- Inventor: Christopher M. Casad
- Applicant: ULTERRA DRILLING TECHNOLOGIES, L.P.
- Applicant Address: US TX Fort Worth
- Assignee: Ulterra Drilling Technologies, L.P.
- Current Assignee: Ulterra Drilling Technologies, L.P.
- Current Assignee Address: US TX Fort Worth
- Agency: Kilpatrick Townsend & Stockton LLP
- Main IPC: E21B10/02
- IPC: E21B10/02 ; E21B10/42 ; E21B10/43 ; E21B10/60

Abstract:
A drag bit includes a blade extending from the bit body and supporting inner cutters proximate the longitudinal axis and outer cutters spaced from the longitudinal axis. The inner cutters are rotationally offset from the outer cutters. During operation the inner cutters deposit cut material in a channel that is contiguous with a channel that receives material cut by the outer cutters. The cutters and the contiguous channels flush agglomerating material from the slots.
Public/Granted literature
- US20150368979A1 DRILL BIT Public/Granted day:2015-12-24
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