US PATENT SUBCLASS 122 / 467
.~.~.~ Superheater

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

459  DF  STEAM TREATMENT {7}
*  DD  .~ Fire tube boiler {3}
*  DD  .~.~ Vertical {1}
467.~.~.~ Superheater

DEFINITION

Classification: 122/467

(under subclass 459) Subject matter relating to the structure and general arrangement of superheaters for vertical fire tube boilers, except those located in the firebox.

SEE OR SEARCH THIS CLASS, SUBCLASS:

468, and 481, for analogous superheaters.