Anti pollution insert

Details Anti pollution insert Anti pollution insert

1976-02-19

1977-12-13

O'Dea, William F.

Stoves and furnaces

Stoves

Heating

431202, A01G 1306

Patent

active

040623424

ABSTRACT:
This insert device consists primarily of a flanged and perforated sleeve to which is secured, a plate with opening means for a flame produced by a fuel and air mixture, and the insert sleeve is secured to the inner periphery of a heater pipe or chimney. This device includes an optional ring, which can be used in heaters without forced air-feed, and the device is adaptable for orchard-space heaters and smoke-stacks.

REFERENCES:
patent: 2448656 (1948-09-01), Breese
patent: 2672333 (1954-03-01), Rocheville
patent: 3073684 (1963-01-01), Williams, Sr.
patent: 3218134 (1965-11-01), Walsh
patent: 3857671 (1974-12-01), Cox
patent: 3930803 (1976-01-01), Beasley et al.

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