US PATENT SUBCLASS 122 / 435
.~ Pan in steam space

Current as of: June, 1999
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122 /   HD   LIQUID HEATERS AND VAPORIZERS

412  DF  FEED HEATERS {17}
435.~ Pan in steam space {1}
436  DF  .~.~> Spray

DEFINITION

Classification: 122/435

(under subclass 412) Subject matter comprising an open receptacle or pan located within the steam space of the boiler, in which water is fed and heated. The pan may be

provided with devices for intercepting the sediment that is precipitated and for blowing it off.

SEE OR SEARCH THIS CLASS, SUBCLASS:

417, and 438, for structure of pans and sprayers.