Paper making and fiber liberation – Processes and products
Patent
1978-11-01
1980-08-12
Bashore, S. Leon
Paper making and fiber liberation
Processes and products
162201, 264121, D21D 300
Patent
active
042171695
ABSTRACT:
A distinguishing feature of the method lies in that the moist fibrous raw material is constituted by a suspension of a fibrous material with a fibre concentration of 5-30 wt. %; said suspension is heated before dispersion to 102.degree.-145.degree. under a pressure of 1.1-4.0 atm abs and fed in the form of a stream into a moulding chamber where pressure in the stream is sharply reduced to 0.8-1.0 atm abs in the course of 10.sup.-1 -10.sup.-3 seconds.
REFERENCES:
patent: 3371137 (1968-02-01), Asplund
patent: 3382140 (1968-05-01), Henderson et al.
patent: 3446699 (1969-05-01), Asplund et al.
Aizenberg Sergei A.
Baburin Sergei V.
Frolov Mikhail V.
Golovko Evgeny H.
Gorbushin Vladimir A.
Adams Bruce L.
Bashore S. Leon
Burns Robert E.
Chin Peter
Lobato Emmanuel J.
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