Heat recovery system

Details Heat recovery system Heat recovery system

1981-09-30

1985-03-05

Callaghan, Thomas F.

Heat exchange

Structural installation

165169, 285 41, F24H 300

Patent

active

045025290

ABSTRACT:
A system for transferring heat from outgoing domestic waste liquids to incoming water, including a helical tube forming a wall of the system and carrying the incoming water.

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