US PATENT SUBCLASS 208 / 100
.~.~ Separation of vapors and liquid products

Current as of: June, 1999
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208 /   HD   MINERAL OILS: PROCESSES AND PRODUCTS

46  DF  CHEMICAL CONVERSION OF HYDROCARBONS {11}
95  DF  .~ With subsequent treatment of products {3}
100.~.~ Separation of vapors and liquid products {3}
101  DF  .~.~.~> With absorption with liquid
102  DF  .~.~.~> With additional separation of liquid products from primary separation zone
103  DF  .~.~.~> With additional separation of vapor products {2}

DEFINITION

Classification: 208/100

(under subclass 95) Processes wherein the treatment of the products subsequent to conversion includes a separation of vapor products from liquid involving (1) plural stages of separation, (2) a specifically defined separation procedure or (3) the recovery of particular fractions identified by some property thereof, (e.g., specific boiling range).

(1) Note. Broadly recited single stage separations, as for example, broad rectification, to recover named fractions such as gasoline, gas oil, etc., are not included herein as a subsequent treatment.

SEE OR SEARCH THIS CLASS, SUBCLASS:

347+, for processes of distilling mineral oils.