US PATENT SUBCLASS 423 / 482
.~.~ By reacting alkali metal salt with sulfuric acid

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}
482.~.~ By reacting alkali metal salt with sulfuric acid

DEFINITION

Classification: 423/482

(under subclass 481) Processes in which include reacting an alkali metal and halogen containing salt with sulfuric acid.