Abrasive tool making process – material – or composition – Impregnating or coating an abrasive tool
Patent
1993-01-19
1994-04-05
Bell, Mark L.
Abrasive tool making process, material, or composition
Impregnating or coating an abrasive tool
51293, 51298, 51308, 501 65, B24B 100
Patent
active
053001290
ABSTRACT:
The invention is directed to cubic boron nitride (CBN) particles coated with a thin inner layer formed by the reaction of a reactive glass or ceramic to form a chemical bond and, optionally, an outer layer of a vitreous material. The particles are useful as abrasive particles in a vitreous bonding matrix. In addition, a method of preparing the particles and abrasive tools containing the particles are encompassed.
REFERENCES:
patent: 4951427 (1990-08-01), St. Pierre
patent: 5104422 (1992-04-01), St. Pierre
patent: 5143523 (1992-09-01), Matarrese
U.S. Ser. No. 07/741,896, filed Aug. 8, 1991, St. Pierre.
Bell Mark L.
General Electric Company
Thompson Willie J.
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