Method of making shaped articles

Plastic and nonmetallic article shaping or treating: processes – Forming articles by uniting randomly associated particles – Plural – intermittent pressure applying

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Details

264294, 264297, 264325, B29G 100

Patent

active

039976432

ABSTRACT:
A mixture of fibrous material and a thermosetting binder is pressed in unheated state at a working station to convert it into a semi-finished body having approximately the shape and size of the desired shaped article, and thereupon the semi-finished body is pressed at the same working station but under application of heat, in order to convert it into the desired shaped article while setting the thermosetting binder.

REFERENCES:
patent: 2045471 (1936-06-01), Kasen
patent: 3049784 (1962-08-01), Cullen
patent: 3166789 (1965-01-01), Schonenberger
patent: 3413395 (1968-11-01), Schnitzler
patent: 3750450 (1973-08-01), Sharp
patent: 3764243 (1973-10-01), Gambill

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