US PATENT SUBCLASS 423 / 486
.~.~ Utilizing an element as reactant

Current as of: June, 1999
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423 /   HD   CHEMISTRY OF INORGANIC COMPOUNDS

462  DF  HALOGEN OR COMPOUND THEREOF {10}
481  DF  .~ Hydrogen halide {4}
486.~.~ Utilizing an element as reactant {1}
487  DF  .~.~.~> Reacting elemental hydrogen and elemental halogen

DEFINITION

Classification: 423/486

(under subclass 481) Processes wherein at least one of the reactants which forms the hydrogen halide is in elemental form.