Sealing device for high pressure vessel

Plastic article or earthenware shaping or treating: apparatus – Means for molding powdered metal

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Details

4254052, 425DIG26, 425DIG47, B29C 4310

Patent

active

057981264

ABSTRACT:
A sealing device for preventing leakage of pressure in pressure-processing a workpiece to be processed under isostatic pressure in a high pressure vessel, includes a ring member fitted to the opening/closing end of the vessel. When a cover is closed, an axial seal ring and a plane seal ring are mounted, with the plane seal ring adhered to the cover.

REFERENCES:
patent: 3091804 (1963-06-01), Gerard et al.
patent: 3224042 (1965-12-01), Meissner
patent: 3933418 (1976-01-01), Elmgren
patent: 4471949 (1984-09-01), Ishii
patent: 4756680 (1988-07-01), Ishii
patent: 5057171 (1991-10-01), Horner et al.

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