Coating apparatus – With vacuum or fluid pressure chamber
Patent
1978-11-01
1981-06-30
Brammer, Jack P.
Coating apparatus
With vacuum or fluid pressure chamber
118421, 118427, 427294, 427296, 427297, 427298, B27K 310
Patent
active
RE0306584
ABSTRACT:
An apparatus for treating work pieces in a closed space having a collapsible material. The treatment utilizes a period of subpressure and a period of pressure, in which cavities in the pieces are more or less filled with liquid. Prior to this the cavities are wholly or partially filled with a surface-tension reducing gas and/or solution.
REFERENCES:
patent: 690746 (1902-01-01), Lundeberg
patent: 2704992 (1955-03-01), Schell
patent: 3128206 (1964-04-01), Dungler
patent: 3467546 (1969-09-01), Page et al.
patent: 3675622 (1972-07-01), Griffin
patent: 4007706 (1977-02-01), Arvidsson
patent: 4013809 (1977-03-01), Marocco
patent: 4060953 (1977-12-01), Milne
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