US PATENT SUBCLASS 516 / FOR 156
.~ Wetting, emulsifying, dispersing, or stabilizing agents (252/351)

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

FOR 100  DF  COLLOIDS AND POTENTIAL COLLOIDS; CHEMICAL PROCESSES OF MAKING AND BREAKING (252/302) {8}
FOR 156.~ Wetting, emulsifying, dispersing, or stabilizing agents (252/351) {4}
FOR 157  DF  .~.~> Organic and inorganic agents containing (except water) (252/352)
FOR 158  DF  .~.~> Organic sulphoxy compound containing (252/353) {2}
FOR 161  DF  .~.~> Protein or carboxylic compound containing (252/356)
FOR 162  DF  .~.~> Organic, amine, amide, or N-base containing (252/357)

DEFINITION

Classification: 516/FOR.156

Foreign art collections including compositions which comprise wetting, emulsifying, foam-stabilizing or colloid dispersing or stabilizing agents, or processes of making such compositions.