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U.S. Department of Energy
Office of Scientific and Technical Information

Apparatus for recovery of heat from exhaust gases of dryer

Patent ·
OSTI ID:6761966

Apparatus and method are disclosed for recovery of heat from exhaust gases of dryers and return of heat to the dryer system. Fresh air is drawn through a plurality of tubes in heat exchange relation to heated exhaust gases and introduced into the drying system without intermingling of contaminated exhaust gases with the heated fresh air. The apparatus and method have particular utility in gas-fired commercial and industrial laundry dryers.

Assignee:
Auto-Heat, Inc.
Patent Number(s):
US 4028817
OSTI ID:
6761966
Country of Publication:
United States
Language:
English