US PATENT SUBCLASS 516 / FOR 120
.~.~ Metal silicate or clay (252/315.5.)


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



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 115  DF  .~ Gels, coagulates, or dispersands (252/315.01) {4}
FOR 120.~.~ Metal silicate or clay (252/315.5.)


DEFINITION

Classification: 516/FOR.120

Metal silicate or clay:

Foreign art collections including subject matter wherein the composition contains a metal silicate or clay, e.g., bentonite, kaolin, etc.