FIELD: drying loose materials. SUBSTANCE: mounted under gas-distributing screen 4 is additional perforated screen 11 of the same width as screen 4 and partially overlapping it forming clearances between loading and unloading end walls; amount of the first clearance is less than that of the second clearance and end of additional perforated screen 11 directed towards loading end wall adjoins the vertical projection of loading branch pipe 2. Height of longitudinal partitions 12 reduced towards loading branch pipe. EFFECT: enhanced efficiency. 2 dwg
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Authors
Dates
1994-05-30—Published
1989-02-13—Filed