Paper grinder

Details Paper grinder Paper grinder

1993-06-18

1994-08-23

Rosenbaum, Mark

Solid material comminution or disintegration

Processes

With solidifying, consolidating or shaping

2411014, 241159, B02C 1822

Patent

active

053400348

ABSTRACT:
Method and apparatus for producing paper powder from paper-like sheet material by initially corrugating the sheet material so as to stiffen it and thereafter while so stiffened repeatedly impacting it so as to pulverize it into powder.

REFERENCES:
patent: 819862 (1906-05-01), Cutler
patent: 1110218 (1914-09-01), Mayer, Jr.
patent: 1561093 (1925-11-01), McCargar
patent: 2123207 (1938-07-01), Rosenthal
patent: 2686466 (1954-08-01), Lee
patent: 3580516 (1971-05-01), Spencer
patent: 3637146 (1972-01-01), Banks
patent: 4124169 (1978-11-01), Hatanaka
patent: 4619411 (1986-10-01), Izzard

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