US PATENT SUBCLASS 122 / 388
.~.~.~.~ Valved

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

379  DF  CLEANING {9}
*  DD  .~ Blow off {3}
382  DF  .~.~ Bottom {1}
383  DF  .~.~.~ Internal conduit {5}
388.~.~.~.~ Valved

DEFINITION

Classification: 122/388

(under subclass 383) Devices in which the conduit is provided with one or more valved ports.

SEE OR SEARCH THIS CLASS, SUBCLASS:

45, for conduits with washout nozzles.