US PATENT SUBCLASS 516 / 190
.~.~.~.~.~.~ The compound contains -C(=O)OH or salt thereof (e.g., glyceride soap, naphthenic acid)


Current as of: June, 1999
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516 /   HD   COLLOID SYSTEMS AND WETTING AGENTS; SUBCOMBINATIONS THEREOF; PROCESSES OF

113  DF  COMPOSITIONS CONTAINING AN AGENT FOR BREAKING (RESOLVING) OR INHIBITING COLLOID SYSTEMS; PROCESSES OF BREAKING (RESOLVING) OR INHIBITING COLLOID SYSTEMS (E.G., GEL BREAKING OR INHIBITING, COAGULATING, FLOCCULATING); PROCESSES OF PREPARING THE COMPOSITIONS {3}
135  DF  .~ Continuous liquid phase colloid system and discontinuous liquid phase (e.g., breaking an emulsion) {4}
139  DF  .~.~ The agent contains material which is different from the primary components of both liquid phases of the emulsion colloid system (i.e., more than only diluting) {2}
141  DF  .~.~.~ Aqueous-petroleum, petroleum-aqueous, aqueous-hydrocarbon, or hydrocarbon-aqueous emulsion systems {2}
143  DF  .~.~.~.~ The agent contains organic compound {5}
181  DF  .~.~.~.~.~ The compound contains oxygen (e.g., cresylic acid) {5}
190.~.~.~.~.~.~ The compound contains -C(=O)OH or salt thereof (e.g., glyceride soap, naphthenic acid)


DEFINITION

Classification: 516/190

The compound contains -C(=O)OH or salt thereof (e.g., glyceride soap, naphthenic acid):

(under subclass 181) Subject matter in which the organic* compound which contains oxygen contains -C(=O)OH group or salt thereof, such as, glyceride soap, naphthenic acid.

(1) Note. -C(=O)OH group or salt thereof does NOT include carboxylic acid esters (-C(=O)OR where R is an organic* group).

SEE OR SEARCH THIS CLASS, SUBCLASS:

132+, for similar subject matter related to breaking (resolving) or inhibiting of foams.