Methods and apparatus for dewatering leather

Details Methods and apparatus for dewatering leather Methods and apparatus for dewatering leather

1976-08-20

1977-10-25

Guest, Alfred R.

Leather manufactures

Machines

Rotary tool

69 21, C14B 108

Patent

active

040550591

ABSTRACT:
A method of, and apparatus for, dewatering leather wherein there is provided at least a first dewatering-pressure zone and to both sides and neighboring such first dewatering-pressure zone two further dewatering-pressure zones producing a lower pressure than the first dewatering-pressure zone. The two further dewatering-pressure zones together with the first dewatering-pressure zone move over the surface of the leather, and the leather, at the region of the pressure zones, is brought into pressure contact, at least at one face or side thereof, with an absorbent element.

REFERENCES:
patent: 295948 (1884-04-01), Sawyer
patent: 2344274 (1944-03-01), Stacom
patent: 2851869 (1958-09-01), Quoos et al.
patent: 3638292 (1972-01-01), Gaghan
patent: 3640105 (1972-02-01), Richter et al.
patent: 3654781 (1972-04-01), Plechac
P. 49, "Prirucka kozeluha", Praha, 1969, author-Exner.
Russian Authorship No. 346,338, 8/1972.
Czechoslovakia Authorship No. 158,688, July 1975, Repetto.

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