Zero cooling air flow overfire air injector and related method

Details Zero cooling air flow overfire air injector and related method Zero cooling air flow overfire air injector and related method

2005-03-22

2005-03-22

Boles, Derek S. (Department: 3749)

Ventilation

Having outlet airway

Having readliy movable air regulating louver, damper, or cover

C454S363000, C431S012000

Reexamination Certificate

active

06869354

ABSTRACT:
A damper box for an orifice air injector, the damper box comprising front and rear faces with respective front and rear openings therein, a pair of sides, a top and a bottom; and a pair of gates pivotally mounted within the damper box and actuatable between open and closed positions.

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