US PATENT SUBCLASS 252 / 182.34
.~.~ Reactant contains nitrogen

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}
182.34.~.~ Reactant contains nitrogen

DEFINITION

Classification: 252/182.34

Reactant contains nitrogen:

(under subclass 182.32) Subject matter wherein the inorganic reactant contains nitrogen, e.g., ammonium hydroxide sodium nitrate, etc.