C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 3/14 (2006.01) B24D 3/08 (2006.01)
Patent
CA 2746931
Abrasive particles comprising dish-shaped abrasive particles each having a sidewall; each of the shaped abrasive particles comprising alpha alumina and having a first face and a second face separated by a thickness, t; and wherein either the first face or the second face is recessed or concave.
L'invention concerne des particules abrasives comprenant des particules abrasives en forme d'assiette qui comportent chacune une paroi latérale; chacune des particules abrasives façonnée comprend de l'alumine alpha et présente une première face et une seconde face, séparées par une épaisseur t; la première ou la seconde face est creuse ou concave.
Adefris Negus B.
Boden John T.
Culler Scott R.
Erickson Dwight D.
Haas John D.
3m Innovative Properties Company
Smart & Biggar
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