Apparatus for the hot-pressing of composite boards made from lig

Details Apparatus for the hot-pressing of composite boards made from lig Apparatus for the hot-pressing of composite boards made from lig

1975-12-01

1977-09-27

Spicer, Jr., Robert L.

Plastic article or earthenware shaping or treating: apparatus

With foraminous or absorbent means for removal of vehicle or...

425406, B29C 300

Patent

active

040508633

ABSTRACT:
In a method of heat-pressing sheets of lignocellulosic material the sheets are placed on combined conveying and draining plates externally of a hot press and are charged to and pressed in the press while supported by the plates. Draining of gas or liquid and vapor is effected vertically through the conveying and draining plates at a low temperature. Then the gas or liquid and vapor is drained horizontally through passages arranged in the surfaces of press plates adjacent the sheets.

REFERENCES:
patent: 445939 (1891-02-01), Monk
patent: 2007063 (1935-07-01), Rolland
patent: 2975470 (1961-03-01), Snelson et al.
patent: 3099061 (1963-07-01), Marchioli et al.
patent: 3118229 (1964-01-01), Rossen
patent: 3307236 (1967-03-01), Sirera
patent: 3672056 (1972-06-01), Barbier et al.

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