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:
Jul. 05, 1977
Filed:
May. 19, 1976
Applicant:
Inventors:
Isadore Mockrin, Plymouth Meeting, PA (US);
Martin A Hobin, Allentown, PA (US);
Assignee:
Kawecki Berylco Industries, Inc., Reading, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B / ; C25C / ;
U.S. Cl.
CPC ...
204103 ; 204106 ;
Abstract
An electrolytic process for the recovery of copper and regeneration of nitric acid from a waste liquor containing the same comprising adjusting the nitrate and hydronium ion concentrations in the liquor to between about 2 to 12 moles per liter and between about 0.5 to 6 moles per liter, respectively, and subjecting the liquor to electrolysis at a temperature of between about 0.degree. to 55.degree. C. using anodes resistant to oxidation.