US PATENT SUBCLASS 196 / 114
.~ Vacuum


Current as of: June, 1999
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196 /   HD   MINERAL OILS: APPARATUS

104  DF  VAPORIZING {22}
114.~ Vacuum


DEFINITION

Classification: 196/114

(under subclass 104) Vaporizers adapted for the distillation of mineral-oils under reduced pressure.

SEE OR SEARCH CLASS

159, Concentrating Evaporators,

17.1,.

208, Mineral Oils: Processes and Products,

357, and 366 for processes of distilling mineral oil under reduced pressure.