Gaskets

Plastic and nonmetallic article shaping or treating: processes – Forming articles by uniting randomly associated particles – With reshaping or surface embossing of formed article

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Details

156209, 264284, 264293, 425446, 428133, 428408, D04H 154

Patent

active

045349223

ABSTRACT:
Graphite gaskets with an improved release characteristic are pressed (to reduce their void content) and then embossed with a pattern of relatively raised areas surrounded by interconnected depressions.

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patent: 4325899 (1982-04-01), Cole et al.
patent: 4422894 (1983-12-01), Atkinson et al.
patent: 4435235 (1984-03-01), Atkinson et al.

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