Invention Grant
- Patent Title: Laser method for making shaped ceramic abrasive particles, shaped ceramic abrasive particles, and abrasive articles
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Application No.: US14730919Application Date: 2015-06-04
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Publication No.: US09657207B2Publication Date: 2017-05-23
- Inventor: Dennis G. Welygan , Charles J. Studiner, IV , Dwight D. Erickson
- Applicant: 3M INNOVATIVE PROPERTIES COMPANY
- Applicant Address: US MN St. Paul
- Assignee: 3M Innovative Properties Company
- Current Assignee: 3M Innovative Properties Company
- Current Assignee Address: US MN St. Paul
- Agent Bradford B. Wright
- Main IPC: B24D3/00
- IPC: B24D3/00 ; B24D3/02 ; B24D11/00 ; B24D18/00 ; C09K3/14 ; B23K26/38 ; C04B35/111 ; B23K26/08 ; B23K26/082 ; B23K26/0622 ; B23K26/40 ; B01J2/26 ; B23K103/00
Abstract:
A method of making shaped ceramic abrasive particles includes cutting a layer of ceramic precursor material using a laser beam and forming shaped ceramic precursor particles. Further thermal processing provides shaped ceramic abrasive particles. Shaped ceramic abrasive particles producible by the methods and abrasive articles containing them are also disclosed.
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