Pulverizer

Details Pulverizer Pulverizer

1995-08-07

1996-08-13

Rosenbaum, Mark

Solid material comminution or disintegration

Apparatus

With separation or classification of material

2411881, B02C 1314

Patent

active

055448240

ABSTRACT:
A pulverizer is provided with: a ring-form rotary hammer supported by a rotary shaft and having a pulverizing blade including a plurality of concaves and convexes on its outer surface; a liner fixed so that a gap is left between the rotary hammer and the liner and having a plurality of concaves and convexes on its surface which faces the hammer; and a rotary classifying fan for discharging toward an exit a material pulverized between the rotary hammer and the liner into a predetermined particle diameter or smaller and directed to an upper part. The pulverizing blade is provided substantially on an entire periphery, and a circulation passage for directing downward a material not discharged toward the exit is provided below the pulverizing blade.

REFERENCES:
patent: 1697704 (1929-01-01), Wood
patent: 4550879 (1989-11-01), Tanaka et al.
patent: 5195695 (1993-03-01), Ondush et al.

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