US PATENT SUBCLASS 208 / 96
.~.~ Solvent extraction

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}
96.~.~ Solvent extraction

DEFINITION

Classification: 208/96

(under subclass 95) Processes wherein the treatment subsequent to conversion includes treatment of the product with a solvent which dissolves and separates therefrom a component of the product which may be a nonmineral oil component or a mineral oil fraction.

SEE OR SEARCH THIS CLASS, SUBCLASS:

311+, for mineral oil fractionation involving the use of solvent extraction.