Laser method for making shaped ceramic abrasive particles, shaped ceramic abrasive particles, and abrasive articles

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United States of America Patent

PATENT NO 9657207
SERIAL NO

14730919

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Abstract

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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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Patent Owner(s)

Patent OwnerAddress
3M INNOVATIVE PROPERTIES COMPANYST PAUL MN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Erickson, Dwight D Woodbury, US 53 2975
Studiner,, IV Charles J Cottage Grove, US 13 183
Welygan, Dennis G Woodbury, US 44 1762

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