Invention Grant
- Patent Title: Liquid-metal-embrittlement resistant superabrasive compacts
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Application No.: US14481592Application Date: 2014-09-09
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Publication No.: US09759015B2Publication Date: 2017-09-12
- Inventor: David P. Miess
- Applicant: US SYNTHETIC CORPORATION
- Applicant Address: US UT Orem
- Assignee: US SYNTHETIC CORPORATION
- Current Assignee: US SYNTHETIC CORPORATION
- Current Assignee Address: US UT Orem
- Agency: Dorsey & Whitney LLP
- Main IPC: E21B10/567
- IPC: E21B10/567 ; B24D3/06

Abstract:
A superabrasive compact (e.g., a polycrystalline diamond compact) including a substrate and at least one feature for reducing the susceptibility of the substrate to liquid metal embrittlement during brazing operations is disclosed. The superabrasive compact may include a region between the substrate and a superabrasive table in which residual tensile stresses are located. The at least one feature may reduce the susceptibility of the substrate to liquid metal embrittlement by altering the stress state and/or substantially preventing the substrate from being wetted at the residual stress region.
Public/Granted literature
- US20140373458A1 LIQUID-METAL-EMBRITTLEMENT RESISTANT SUPERABRASIVE COMPACTS Public/Granted day:2014-12-25
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