Drying and gas or vapor contact with solids – Apparatus – With means to treat gas or vapor
Patent
1987-04-14
1988-11-29
Bennet, Henry A.
Drying and gas or vapor contact with solids
Apparatus
With means to treat gas or vapor
34 57A, F26B 300, F26B 1700
Patent
active
047871520
ABSTRACT:
A method and apparatus for treating products having a wide range of particle sizes wherein the product is dried or cooled with a supply of fluid such as a hot gas and wherein the product is positively retained on a generally horizontal fluid-bed bedplate with the product being conveyed along the bedplate by directing the fluid supply in a predominantly horizontal direction relative to the upper surface of the bedplate. In some embodiments, portions of the fluid supply may be redirected or pulsed so as to increase product treatment, efficiency and product conveyance.
REFERENCES:
patent: 1802960 (1931-04-01), Simonds
patent: 2501487 (1950-03-01), Whitman
patent: 3226841 (1966-01-01), Mark
patent: 4478141 (1984-10-01), Svensson et al.
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