US PATENT SUBCLASS 423 / 566
.~.~ Utilizing sulfate or sulfuric acid as reactant

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


423 /   HD   CHEMISTRY OF INORGANIC COMPOUNDS

511  DF  SULFUR OR COMPOUND THEREOF {4}
561.1  DF  .~ Binary compound {7}
566.~.~ Utilizing sulfate or sulfuric acid as reactant

DEFINITION

Classification: 423/566

(under subclass 561.1) Processes including the step of using a compound having the SO4[end subscrpt][supscrpt]2-[end supscrpt] radical as a reactant.