The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 14, 2003
Filed:
Feb. 15, 1996
Applicant:
Inventors:
Jovan Starcevic, Rossackgasse, AT;
Edgar Braun, Khekgasse, AT;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 1/706 ;
U.S. Cl.
CPC ...
B01D 1/706 ;
Abstract
A process for regeneration of electrolytes, in particular Na SO , from waste pickles created during picking of stainless steel, in particular stainless steel strips. The electrolytes are regenerated by adding Na H S O in an acid solution whereby Cr is reduced to Cr . Variables x, y, z and v having the following values: x=0 to 2, y=0 to 2, z=1 to 6, v=2 to 6.