US PATENT SUBCLASS 423 / 499.5
.~.~.~.~ Purification

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

462  DF  HALOGEN OR COMPOUND THEREOF {10}
491  DF  .~ Binary compound containing metal {6}
499.1  DF  .~.~ Alkali metal {3}
499.4  DF  .~.~.~ Sodium chloride {1}
499.5.~.~.~.~ Purification

DEFINITION

Classification: 423/499.5

Purification:

(under subclass 499.4) Products and processes wherein purified sodium chloride is obtained.