US PATENT SUBCLASS 184 / 6.23
.~.~ Foam or air


Current as of: June, 1999
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184 /   HD   LUBRICATION

6  DF  SYSTEMS {22}
6.21  DF  .~ With lubricant treatment means {3}
6.23.~.~ Foam or air


DEFINITION

Classification: 184/6.23

(under subclass 6.21) Device including means to destroy or remove gas or vapor bubbles dispersed in the lubricant.

SEE OR SEARCH CLASS

96, Gas Separation: Apparatus,

155+, for degasifying means for liquid, per se.

516, Colloid Systems and Wetting Agents; Subcombinations Thereof; Processes of Making, Stabilizing, Breaking, or Inhibiting,

115+, for processes of or compositions for or subcombination compositions for the breaking of or inhibiting of foam colloid systems, when generically claimed or when there is no hierarchically superior provision in the USPC for the specifically claimed art.