Concurrent-countercurrent flow grain dryer with air recycling me

Details Concurrent-countercurrent flow grain dryer with air recycling me Concurrent-countercurrent flow grain dryer with air recycling me

1976-01-22

1977-02-08

Sprague, Kenneth W.

Drying and gas or vapor contact with solids

Apparatus

Gravity flow type

34 65, 34170, 34212, 98 56, F26B 1712

Patent

active

040065367

ABSTRACT:
An improved concurrent flow, counterflow continuous type grain dryer includes bottom cold air inlet ducts for counterflow of cold air, a first and second set of upper horizontal hot air inlet ducts connected with a common hot air manifold for concurrent flow of hot air, intermediate exhaust ducts transverse to the inlet ducts and connected with the hot air manifold for recycling of exhaust air through the inlet ducts, and separate upper, transverse exhaust ducts vented to the atmosphere.

REFERENCES:
patent: 2207360 (1940-07-01), Spellacy
patent: 2764819 (1956-10-01), Hallman
patent: 3112188 (1963-11-01), Zehnder
patent: 3710449 (1973-01-01), Rathbun
patent: 3727323 (1973-04-01), Meiners et al.
patent: 3913242 (1975-10-01), Fackler

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