Heating and drying apparatus for powdery or granular materials

Details Heating and drying apparatus for powdery or granular materials Heating and drying apparatus for powdery or granular materials

1984-03-06

1986-06-24

Schwartz, Larry I.

Drying and gas or vapor contact with solids

Apparatus

Gravity flow type

34168, 34170, F26B 1714

Patent

active

045960798

ABSTRACT:
A heating and drying apparatus for powdery or granular materials, including a hollow column consisting of an upper disaggregation heat-exchange chamber having a plurality of baffle plates disposed therein arrayed in multiple stages with gap spaced retained between the adjacent baffle plates in the vertical and horizontal directions and a lower fluidized state heat-exchange chamber connected in series wth the upper chamber, a feeder of a material to be treated and an exhaust gas outlet port, both provided at the top portion of the upper chamber, and a heating gas inlet port and a treated material discharge device, both provided at the bottom portion of the lower chamber.

REFERENCES:
patent: 504320 (1893-09-01), Borgarelli
patent: 620458 (1899-02-01), Kennedy
patent: 1265298 (1918-05-01), Bowman
patent: 1737061 (1929-11-01), Ryder

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