US PATENT SUBCLASS 431 / 115
COMBUSTION PRODUCTS RETURN STRUCTURE


Current as of: June, 1999
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431 /   HD   COMBUSTION

115COMBUSTION PRODUCTS RETURN STRUCTURE {1}
116  DF  .~> Recirculation about mixing or combustion chamber wall or baffle


DEFINITION

Classification: 431/115

(under the class definition) Apparatus comprising means defining a distinct path or passage communicating with a region of combustion and through which combustion products are delivered to the feed line or to the feed inlet zone of the region.

SEE OR SEARCH THIS CLASS, SUBCLASS:

9, for a method of whirling, recycling material, or reversing flow in an enclosed flame zone.

SEE OR SEARCH CLASS

110, Furnaces,

203+, for a solid fuel burning furnace in which the products of combustion either wholly or in part, are returned to the fire that produced them.

126, Stoves and Furnaces, 79, for a heating stove provided with means for returning the products of combustion from the smoke outlet to the combustion chamber of the stove.