Solid material comminution or disintegration – Apparatus – Plural rotary or oscillatory surfaces cooperate with common...
Patent
1988-11-20
1991-02-05
Rosenbaum, Mark
Solid material comminution or disintegration
Apparatus
Plural rotary or oscillatory surfaces cooperate with common...
B02C 1500
Patent
active
049897950
ABSTRACT:
Improvements are provided for the journals used in rock grinding and similar operations to lubricate the bearings of such a journal in such a way as to prevent contaminants from ever reaching the bearings.
REFERENCES:
patent: 1772711 (1930-08-01), Dull
patent: 3938732 (1976-02-01), Schrimper et al.
patent: 4022387 (1977-05-01), Williams
de Lackner Thomas A.
Rosenbaum Mark
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