Heat economizer

Details Heat economizer Heat economizer

1989-06-19

1990-04-24

Dority, Carroll B.

Heat exchange

Regenerator

Heat collector

F28D 1700

Patent

active

049192450

ABSTRACT:
A heat economizing device comprises a perforated container filled with heat exchange material for supported retention within a heating duct or hot air carrying wall space.

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patent: 4220196 (1980-09-01), Gawron et al.
patent: 4222365 (1980-09-01), Thomson
patent: 4501318 (1985-02-01), Herbank

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