Drying and gas or vapor contact with solids – Apparatus – With means to treat gas or vapor
Patent
1982-08-20
1984-10-30
Schwartz, Larry I.
Drying and gas or vapor contact with solids
Apparatus
With means to treat gas or vapor
34 66, 34207, 34216, F26B 304
Patent
active
044793103
ABSTRACT:
Device for the continuous dehydration of products of the type comprising a stack of endless belts, travelling in alternate directions, characterized in that, on the one hand, only one (33) of the ducts (33, 34) is provided with a heating means (14) and with a fresh air intake (32), and in that, on the other hand, at each belt level (1, 2, 3, 4 or 5) there is distributed a mixture of a portion of air coming from the circuit with reheating through a first opening (20, 21, 22, 23 or 24) and another portion of air coming from the circuit without reheating through a second opening (27, 28, 29, 30 or 31), the ratio of cross-sections between the first and the second opening being progressively variable and constantly diminishing from the top level (1) down to the bottom level (5).
REFERENCES:
patent: 1723917 (1929-08-01), Buck
patent: 2109704 (1938-03-01), Morrill
patent: 2284838 (1942-06-01), Oholm
patent: 4409744 (1983-10-01), Sturgeon et al.
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