US PATENT SUBCLASS 423 / 636
.~.~.~ Process of manufacturing

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

579  DF  OXYGEN OR COMPOUND THEREOF {4}
592  DF  .~ Metal containing {12}
635  DF  .~.~ Alkaline earth metal (Mg, Ca, Sr, or Ba) {1}
636.~.~.~ Process of manufacturing {4}
637  DF  .~.~.~.~> Utilizing carbonate as reactant
638  DF  .~.~.~.~> By reacting a sulfur containing compound
639  DF  .~.~.~.~> By reacting a nitrogenous or halogenous compound
640  DF  .~.~.~.~> By hydrating lime

DEFINITION

Classification: 423/636

(under subclass 635) Processes for making the compound.

SEE OR SEARCH THIS CLASS, SUBCLASS:

158+, for processes of treating mixture to obtain an alkaline earth metal oxygen containing compound, including the step of forming an insoluble substance in a liquid.