US PATENT SUBCLASS 516 / 3
.~.~ Steam present

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

1  DF  CONTINUOUS GAS OR VAPOR PHASE: COLLOID SYSTEMS; COMPOSITIONS CONTAINING AN AGENT FOR MAKING OR STABILIZING COLLOID SYSTEMS; PROCESSES OF MAKING OR STABILIZING COLLOID SYSTEMS; PROCESSES OF PREPARING THE COMPOSITIONS (E.G., SMOKE, FOG, AEROSOL, CLOUD, MIST) {4}
2  DF  .~ Discontinuous phase formed by combustion or oxidation/reduction reaction (e.g., smudge-pot smoke) {1}
3.~.~ Steam present

DEFINITION

Classification: 516/3

Steam present:

(under subclass 2) Subject matter in which the colloid system contains steam.

SEE OR SEARCH THIS CLASS, SUBCLASS:

10+, for colloid systems of continuous liquid phase and a discontinuous gas or vapor phase (i.e., foam), and propellant per se, therefor.