Apparatus and method for reclaiming waste papers

Details Apparatus and method for reclaiming waste papers Apparatus and method for reclaiming waste papers

1976-03-25

1977-04-12

Bashore, S. Leon

Solid material comminution or disintegration

Processes

Wood and similar natural-fibrous vegetable material

241 29, 241 45, 162 4, 162 8, B02C 2338

Patent

active

040170330

ABSTRACT:
Disclosure is made of improved apparatus for continuously processing waste papers, contaminated with inks, adhesives, resins, groundwood, foreign objects, paper fasteners and the like, into usable grades of cellulosic fiber pulps. The disclosure is also of a method for the continuous processing of contaminated waste papers into nearly quantitative yields of usable cellulosic fiber pulps.

REFERENCES:
patent: 3086717 (1963-04-01), Vroom et al.
patent: 3411720 (1968-11-01), Jones et al.
patent: 3595488 (1971-07-01), Blakley et al.
patent: 3736223 (1973-05-01), Marsh
patent: 3833465 (1974-09-01), Campbell
patent: 3844488 (1974-10-01), Neitzel
patent: 3849245 (1974-11-01), Marsh et al.
patent: 3859206 (1975-01-01), Baggaley
patent: 3928186 (1975-12-01), Zemanek
patent: 3942728 (1976-03-01), Christ et al.
"Handbook of Pulp and Paper Technology," Kenneth W. Britt; Reinhold Publishing Corporation, 1964, p. 220.

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