US PATENT SUBCLASS 68 / 12.22
.~.~.~.~ With temperature modification

Current as of: June, 1999
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68 /   HD   TEXTILES: FLUID TREATING APPARATUS

3 R  DF  MACHINES {22}
12.01  DF  .~ Single tub and automatic sequential operation mechanism {14}
12.19  DF  .~.~ Liquid handling {1}
12.21  DF  .~.~.~ Level or temperature responsive {1}
12.22.~.~.~.~ With temperature modification

DEFINITION

Classification: 68/12.22

With temperature modification:

(under subclass 12.21) Subject matter combined with means for elevating or lowering the temperature of the treating liquid.

SEE OR SEARCH CLASS

34, Drying and Gas or Vapor Contact With Solids,

245+, for an apparatus for applying electrical or radiant energy to work and subclasses 266+ for a process involving applying electrical or radiant energy to work.

110, Furnaces, appropriate subclass for a solid fuel burner having a feature specialized to the burning of such fuel.

126, Stoves and Furnaces, appropriate subclasses for a nonelectrical apparatus for applying heat.

219, Electric Heating, appropriate subclass for a miscellaneous process or apparatus for application of electrical energy for heating.

431, Combustion, appropriate subclass for a gaseous or liquid fuel combustion apparatus.