US PATENT SUBCLASS 252 / 182.33
.~.~ Reactant contains heavy metal

Current as of: June, 1999
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252 /   HD   COMPOSITIONS

182.11  DF  COMPOSITIONS CONTAINING A SINGLE CHEMICAL REACTANT OR PLURAL NONINTERACTIVE CHEMICAL REACTANTS; I.E., NOT VIS-A-VIS {2}
182.32  DF  .~ Inorganic reactant other than sulfur containing {3}
182.33.~.~ Reactant contains heavy metal

DEFINITION

Classification: 252/182.33

Reactant contains heavy metal:

(under subclass 182.32) Subject matter wherein the inorganic reactant contains a heavy metal, e.g., titanium, vanadium, iron, manganese, etc.