Method of and apparatus for controlling the manufacturing proces

Details Method of and apparatus for controlling the manufacturing proces Method of and apparatus for controlling the manufacturing proces

1990-11-26

1992-05-26

Aftergut, Karen

Plastic and nonmetallic article shaping or treating: processes

With measuring, testing, or inspecting

Positioning of a mold part to form a cavity or controlling...

100 41, 100 48, 100154, 264165, 264175, 264212, 2642971, 264333, 425141, 425149, 425150, 425371, B28B 306, B29C 3916, B30B 506, B30B 1514

Patent

active

051165554

ABSTRACT:
A method for controlling the manufacturing process in the continuous prodion of gypsum-cemented workpieces utilizing a belt-type press or similar equipment including a number of press segments joined in tandem relationship. Utilizing this press, the gypsum undergoing hydration is compacted until the end of the hydration is reached. The swelling pressure created in the course of the hydration is measured and utilized to control the manufacturing process.

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patent: 3792953 (1974-02-01), Ahrweiler
patent: 3795470 (1974-03-01), De Mets
patent: 4017235 (1977-04-01), Ahrweiler
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patent: 4311632 (1982-01-01), Hiraoka
patent: 4545946 (1985-10-01), Sarja
patent: 4626389 (1986-12-01), Lempfer et al.
patent: 4725389 (1988-02-01), Hahn et al.

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