Synthetic abrasive stones and method for making same

Details Synthetic abrasive stones and method for making same Synthetic abrasive stones and method for making same

1992-05-27

1993-11-30

Bell, Mark L.

Abrasive tool making process, material, or composition

Miscellaneous

51307, 51308, 51309, 501 39, B24D 300

Patent

active

052660877

ABSTRACT:
Synthetic abrasive stones and method for making same. A mixture of glass and 10-20% by weight foaming agent is provided. The mixture is heated to a temperature of from 788.degree. to 899.degree. C., and is then cooled to room temperature.

REFERENCES:
patent: 3945816 (1976-03-01), Johnson
patent: 3963503 (1976-06-01), McKenzie
patent: 4347326 (1982-08-01), Iwami et al.
patent: 4421526 (1983-12-01), Strickman et al.
patent: 4842619 (1989-06-01), Fritz et al.
patent: 4904280 (1990-02-01), Cygan et al.
patent: 4954138 (1990-09-01), Butcher et al.
The National Technical Information Service, Pub. No. AD/A-05 819, Demidevich, Manufacture and Uses of Foam Glass.

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