Plastic and nonmetallic article shaping or treating: processes – Mechanical shaping or molding to form or reform shaped article – Shaping against forming surface
Patent
1980-04-29
1983-03-15
Hoag, Willard E.
Plastic and nonmetallic article shaping or treating: processes
Mechanical shaping or molding to form or reform shaped article
Shaping against forming surface
249 66R, 264 43, 425351, 425436R, 425438, 425444, B28B 1300, B29C 700
Patent
active
043767508
ABSTRACT:
Mold elements, generally composed of clay, are removed from the mold by pressing the body upwardly with a wedging action.
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patent: 3811815 (1974-05-01), Sundermann et al.
patent: 3851038 (1974-11-01), Meyer
Briem Karl
Laurien Hanno
Hoag Willard E.
Zytan Thermochemische Verfahrenstechnik GmbH & Co. KG
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