Drying and gas or vapor contact with solids – Apparatus – Rotary drums or receptacles
Patent
1987-06-15
1988-12-06
Warner, Steven E.
Drying and gas or vapor contact with solids
Apparatus
Rotary drums or receptacles
34123, F26B 1102
Patent
active
047887796
ABSTRACT:
There is taught a method and apparatus for a drying of a continuous moist web such as paper wherein the web is passed through a nip formed of two moving surfaces, one of these surfaces being a relatively impermeable material heated to a temperature of at least 120.degree. C., the other surface being formed of a relatively porous material and being maintained at a temperature below 100.degree. C., while maintaining a pressure on the moist web sufficient to prevent blowoff.
REFERENCES:
patent: 2526318 (1950-10-01), Battin
patent: 3110612 (1963-11-01), Gottwald et al.
patent: 3286360 (1966-11-01), Walker
patent: 3709912 (1972-11-01), Greenberger
patent: 3974026 (1976-08-01), Emson et al.
patent: 4324613 (1962-04-01), Wahren
patent: 4384514 (1963-05-01), Larive et al.
Pulp and Paper Research Institute of Canada
Warner Steven E.
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