US PATENT SUBCLASS 516 / 144-- .~.~.~.~.~ The compound contains silicon

US PATENT SUBCLASS 516 / 144
.~.~.~.~.~ The compound contains silicon

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}
144		.~.~.~.~.~ The compound contains silicon

DEFINITION

Classification: 516/144

The compound contains silicon:

(under subclass 143) Subject matter in which the organic* compound contains silicon.

SEE OR SEARCH THIS CLASS, SUBCLASS:

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

SEE OR SEARCH CLASS

210, Liquid Purification or Separation,

708, for processes in which an emulsion is treated by a chemical or physical agent to cause the discontinuous phase to coalesce, and cross-reference art collections 922+ for oil spill cleanup (e.g., cross-reference art collection 925 for using chemical agent).