US PATENT SUBCLASS 423 / 209
.~.~ Carbonating

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

1  DF  TREATING MIXTURE TO OBTAIN METAL CONTAINING COMPOUND {15}
179  DF  .~ Alkali metal (Li, Na, K, Rb, or Cs) {12}
209.~.~ Carbonating

DEFINITION

Classification: 423/209

(under subclass 179) Processes including the step of chemically forming a compound having the carbonate (CO3[supscrpt]2-[end supscrpt]) radical.