Pulp molding system including a flexible mold carrying belt and

Details Pulp molding system including a flexible mold carrying belt and Pulp molding system including a flexible mold carrying belt and

1974-03-14

1976-11-09

Bashore, S. Leon

Paper making and fiber liberation

Processes and products

Article forming processes

162228, 162388, 162389, 162390, 162395, D21J 700

Patent

active

039909409

ABSTRACT:
A method and apparatus for use in the manufacture of improved molded pulp products are disclosed wherein foraminous molds disposed over openings in a liquid impervious belt are moved beneath the surface of a flowing furnish and suction is applied to draw liquid through the molds and deposit a layer of pulp on each mold. Thereafter, the pulp deposit on each mold is simultaneously subjected to a generally uniform pressing with a second belt and suction which forms a smooth exposed surface on the pulp deposit and removes a portion of the liquid therein.

REFERENCES:
patent: 3167469 (1965-01-01), Wells
patent: 3802963 (1974-04-01), Lee et al.
patent: 3890195 (1975-06-01), Lee et al.

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