US PATENT SUBCLASS 423 / 504
.~.~ From mixture containing alkali metal or alkaline earth metal

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

462  DF  HALOGEN OR COMPOUND THEREOF {10}
500  DF  .~ Elemental halogen {6}
504.~.~ From mixture containing alkali metal or alkaline earth metal {1}
505  DF  .~.~.~> Forming insoluble substance in liquid

DEFINITION

Classification: 423/504

(under subclass 500) Processes wherein the elemental halogen is derived from an initial mixture which contains lithium, sodium, potassium, rubidium, cesium, magnesium, calcium, strontium or barium.