Crushing, material-reducing, grinding and like machines

Details Crushing, material-reducing, grinding and like machines Crushing, material-reducing, grinding and like machines

1975-12-02

1977-08-16

Dixon, Jr., William R.

Solid material comminution or disintegration

Apparatus

Cooperating comminuting surfaces

428423, 428425, B02C 1510, B32B 2740

Patent

active

040421821

ABSTRACT:
A crushing part or component of a gyratory grinder or other crushing, grinding or material-reducing machine is provided with a shock-absorbing backing material which has improved toughness and resilience and is formed of a filled polyurethane resin composition the resin component of which is derived from a cold-curing system comprising

REFERENCES:
patent: 3284539 (1966-11-01), McElroy
patent: 3677869 (1972-07-01), Chung et al.

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