US PATENT SUBCLASS 196 / 155
MISCELLANEOUS
Current as of: June, 1999
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DEFINITION
Classification: 196/155
(under the class definition) Apparatus not provided for specifically above.
(1) Note. Many of the patents classified in this subclass are for apparatus for recovering mineral oils from natural or converted gases.
SEE OR SEARCH CLASS
62, Refrigeration, appropriate subclasses, for processes and apparatus for separating vapors from gases by refrigeration (e.g., liquefaction, gas compression).
96, Gas Separation: Apparatus, for apparatus for gas separation where the recovery of the mineral oil after separation is not included or is recited only broadly.
208, Mineral Oils: Processes and Products,
340, for processes of separating mineral oils from natural or converted gases including specific recovery of the mineral oil vapor.
