Apparatus for producing gas-permeable pressed articles

Details Apparatus for producing gas-permeable pressed articles Apparatus for producing gas-permeable pressed articles

1985-07-17

1986-05-27

Flint, Jr., J. Howard

Plastic article or earthenware shaping or treating: apparatus

Sets of press couples comprising registering female mold...

425237, B29C 302

Patent

active

045913250

ABSTRACT:
For the production of gas-permeable briquettes it is suggested to provide parts of the surfaces having higher porosity by performing the pressing operation in partial areas of the press surfaces against the material to be compressed. Press rolls (2), presses or briquette moulds, respectively, comprise depressions, grooves or blind bores (4), respectively, for receiving material to be pressed.

REFERENCES:
patent: 874167 (1907-12-01), Crow
patent: 2964791 (1960-12-01), McFarland
patent: 2997739 (1961-08-01), Smith et al.
patent: 3450529 (1969-06-01), MacDonald
patent: 3907485 (1975-09-01), Komarek
patent: 3981477 (1976-09-01), Armbrust et al.

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