US PATENT SUBCLASS 423 / 487
.~.~.~ Reacting elemental hydrogen and elemental halogen

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  DF  .~.~ Utilizing an element as reactant {1}
487.~.~.~ Reacting elemental hydrogen and elemental halogen

DEFINITION

Classification: 423/487

(under subclass 486) Processes wherein both the hydrogen and halogen are supported in the elemental form and are reacted with each other.