Roller grinding mill apparatus

Details Roller grinding mill apparatus Roller grinding mill apparatus

1976-03-12

1977-05-10

Custer, Jr., Granville Y.

Solid material comminution or disintegration

Apparatus

Plural rotary or oscillatory surfaces cooperate with common...

B02C 1502

Patent

active

040223876

ABSTRACT:
Roller grinding mill apparatus comprising a stationary bull ring which cooperates with a plurality of centrifugally operated grinding rollers and means for setting a predetermined gap space between the grinding rollers and the grinding face of the bull ring so that the grinding rollers will be unrestricted so as to move in radial directions in response to centrifugal force, but will not normally be permitted to contact the grinding face of the bull ring.

REFERENCES:
patent: 65790 (1867-06-01), Belleville
patent: 844085 (1907-02-01), Barthelmess
patent: 2200825 (1940-05-01), Hund
patent: 2303319 (1942-12-01), Beardsley et al.
patent: 2601954 (1952-07-01), Crites
patent: 3337142 (1967-08-01), Williams

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