Process for the preparation of granulated abrasives from fused o

Details Process for the preparation of granulated abrasives from fused o Process for the preparation of granulated abrasives from fused o

1975-04-16

1977-09-20

Arnold, Donald J.

Abrasive tool making process, material, or composition

With inorganic material

Metal or metal oxide

51293, C09K 314

Patent

active

040493970

ABSTRACT:
A process for the manufacture of granular abrasives having improved grain toughness from refractory, inorganic hard substances which comprises crushing a lump or block of said refractory inorganic substance, thereafter subjecting the resultant grains to a grind sorting process such that substantially only the porous grains, grains containing flaws or coarsely crystalline grains are comminuted and separating them in the ground condition from the balance of the material.

REFERENCES:
patent: 3183071 (1965-05-01), Rue et al.
patent: 3437468 (1969-04-01), Seufert
patent: 3491491 (1970-01-01), Ueltz
patent: 3607162 (1971-09-01), Bockstiegel
patent: 3679383 (1972-07-01), Hack et al.
patent: 3881282 (1975-06-01), Watson
patent: 3891408 (1975-06-01), Rowse et al.

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