Invention Grant
- Patent Title: Earth boring tools having protrusions trailing cutting elements and related methods
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Application No.: US16565025Application Date: 2019-09-09
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Publication No.: US11542755B2Publication Date: 2023-01-03
- Inventor: Stephen Duffy , Scott E. Mayer , Steven Craig Russell
- Applicant: Baker Hughes Oilfield Operations LLC
- Applicant Address: US TX Houston
- Assignee: Baker Hughes Oilfield Operations LLC
- Current Assignee: Baker Hughes Oilfield Operations LLC
- Current Assignee Address: US TX Houston
- Agency: TraskBritt
- Main IPC: E21B10/43
- IPC: E21B10/43 ; E21B10/55

Abstract:
An earth-boring tool includes a body having a plurality of blades. Each blade of the plurality of blades extends axially and radially relative to a center longitudinal axis of the body. The earth-boring tool further includes a plurality of cutting elements secured within the plurality of blades and at least one protrusion trailing at least one cutting element of the plurality of cutting elements in a direction of intended rotation of the earth-boring tool and extending along a lateral side of a blade of the plurality of blades in which the at least one cutting element is secured. The earth-boring tool may further include a pocket extending into the at least one blade from a rotationally leading face of the at least one blade in at least a shoulder region of the at least one blade.
Public/Granted literature
- US20200087990A1 EARTH BORING TOOLS HAVING PROTRUSIONS TRAILING CUTTING ELEMENTS AND RELATED METHODS Public/Granted day:2020-03-19
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