Apparatus for the impregnation of porous articles

Details Apparatus for the impregnation of porous articles Apparatus for the impregnation of porous articles

1985-01-31

1986-11-04

Lusignan, Michael R.

Coating processes

Vacuum utilized prior to or during coating

118 50, 118429, 4274301, B05D 118, B05D 300, C23C 1400

Patent

active

046209913

ABSTRACT:
A pressure vessel for use in impregnating porous articles comprising a support member for the articles, slidable between an upper position for degassing the articles and a lower position for impregnating the articles, a release mechanism operable from outside the pressure vessel to permit the support member to descend from the upper position to the lower position under gravity, and damping means at least partially within the pressure vessel for controlling descent of the support member.

REFERENCES:
patent: 4311735 (1982-01-01), Young
patent: 4384014 (1983-05-01), Young
patent: 4479986 (1984-10-01), Juday
patent: 4520045 (1985-05-01), Kutsuna et al.

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