US PATENT SUBCLASS 423 / 243.01
.~.~ Utilizing aqueous reactant to remove or modify sulfur or sulfur containing component

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

210  DF  MODIFYING OR REMOVING COMPONENT OF NORMALLY GASEOUS MIXTURE {11}
242.1  DF  .~ Sulfur or sulfur containing component {3}
243.01.~.~ Utilizing aqueous reactant to remove or modify sulfur or sulfur containing component {7}
243.02  DF  .~.~.~> And addition of gaseous reactant {1}
243.04  DF  .~.~.~> Ion separation step
243.05  DF  .~.~.~> With component added to inhibit corrosion or scaling of processing apparatus
243.06  DF  .~.~.~> Ammonium compound reactant
243.07  DF  .~.~.~> Transition metal or compound thereof reactant
243.08  DF  .~.~.~> Alkali or alkali earth compound reactant {2}
243.11  DF  .~.~.~> And subsequent reactive treatment to remove sulfur from spent reactant {1}

DEFINITION

Classification: 423/243.01

Utilizing aqueous reactant to remove or modify sulfur containing component:

(under subclass 242.1) Process wherein the sulfur or sulfur containing component is removed or changed by treatment with a reactant dissolved in or contained in water (e.g., solution or slurry).