US PATENT SUBCLASS 122 / 473
.~.~.~ Superheater

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

459  DF  STEAM TREATMENT {7}
*  DD  .~ Water tube boiler {7}
*  DD  .~.~ Longitudinal drum {1}
473.~.~.~ Superheater

DEFINITION

Classification: 122/473

(under subclass 459) Subject matter comprising superheaters for water tube boilers having a longitudinal drum not otherwise provided for.

SEE OR SEARCH THIS CLASS, SUBCLASS:

472, for longitudinal drum superheaters.