Drying and gas or vapor contact with solids – Apparatus – With means to treat gas or vapor
Patent
1991-06-24
1993-05-18
Bennett, Henry A.
Drying and gas or vapor contact with solids
Apparatus
With means to treat gas or vapor
34 92, 34 82, 34 60, F26B 504
Patent
active
052109577
ABSTRACT:
A system, apparatus and methods are described for the treatment of fibrous materials and, in particular, works of art on paper, with aqueous treating fluids introduced to a treatment chamber by means of an ultrasonic humidifier creating contact between the fibrous materials being treated and an absorbent material beneath it through air pressure, and drawing filtered air through the material being treated to dry the material by means of an underlying vacuum.
REFERENCES:
patent: 1094195 (1914-04-01), Butts
patent: 4249992 (1981-02-01), Wells
Bennett Henry A.
Gromada Denise L.
Hedges William E.
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