Plastic article or earthenware shaping or treating: apparatus – Sets of press couples comprising registering female mold...
Patent
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.
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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.
Flint, Jr. J. Howard
Voest-Alpine Aktiengesellschaft
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