US PATENT SUBCLASS 554 / 191
.~.~.~ Sorbent material utilized (e.g., activated carbon, decolorizing clay, bentonite, synthetic resin, etc.)

Current as of: June, 1999
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554 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
1  DF  .~ Fatty compounds having an acid moiety which contains the carbonyl of a carboxylic acid, salt, ester, or amide group bonded directly to one end of an acyclic chain of at least seven (7) uninterrupted carbons, wherein any additional carbonyl in the acid moiety is (1) part of an aldehyde or ketone group, (2) bonded directly to a noncarbon atom which is between the additional carbonyl and the chain, or (3) attached indirectly to the chain via ionic bonding {23}
175  DF  .~.~ Purification, recovery, deodorizing, decolorizing or color stabilizing {14}
191.~.~.~ Sorbent material utilized (e.g., activated carbon, decolorizing clay, bentonite, synthetic resin, etc.) {2}
192  DF  .~.~.~.~> And utilizing Group IA or IIA metal oxide, hydroxide, or carbonate treating agent (e.g., saponification, neutralization, etc.)
193  DF  .~.~.~.~> Removal of fatty material from the sorbent or solvent utilized

DEFINITION

Classification: 554/191

(under subclass 175) Processes wherein a sorbent material, such as activated carbon, clay, or synthetic resin, is utilized.

(1) Note. Included herein are processes wherein a mixture containing fatty compound(s) is treated with the sorbent to absorb fatty compound(s) or to absorb certain other fractions therefrom.