Process for crushing and sizing soft limerock

Details Process for crushing and sizing soft limerock Process for crushing and sizing soft limerock

1983-04-01

1985-07-16

Rosenbaum, Mark

Solid material comminution or disintegration

Processes

With application of fluid or lubricant material

241 21, 241 24, 241 29, B02C 1912

Patent

active

045291330

ABSTRACT:
A process which comprises passing soft limerock through a primary crusher, adding water to the crushed rock, passing the crushed rock and water through a series of screens with successively smaller screen openings while adding additional water to each screen, collecting the rock not passing through the screens and passing a portion of it through a secondary crusher and recycling the product to the series screens, collecting the rock passing through all screens and causing it to pass through a screw conveyor with a large excess of water and collecting fine particles of crushed soft limerock from the screw conveyor for use in preparing asphalt road paving material.

REFERENCES:
patent: 2378356 (1945-06-01), Erck
patent: 2635104 (1953-04-01), Chayen
patent: 3403864 (1968-10-01), Cormican et al.

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