Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Larry C. Powell0
Robert J. Pruett0
Jun Yuan0
Date of Patent
January 19, 2010
0Patent Application Number
105921420
Date Filed
March 22, 2005
0Patent Primary Examiner
Patent abstract
Disclosed herein are a method of reductively bleaching a mineral slurry comprising adding in the mineral slurry an effective amount of a formamidine sulfinic acid (FAS) and an effective amount of a borohydride to reductively bleach the mineral slurry, compositions comprising a mineral slurry, a FAS, and a borohydride, and final products comprising a mineral obtained by the method disclosed herein.
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