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.

Date of Patent:
Oct. 23, 2018

Filed:

Dec. 02, 2015
Applicant:

Jx Nippon Mining & Metals Corporation, Tokyo, JP;

Inventors:

Yujiro Tokita, Hitachi, JP;

Hidetoshi Sasaoka, Hitachi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25C 7/06 (2006.01); C25C 1/18 (2006.01);
U.S. Cl.
CPC ...
C25C 7/06 (2013.01); C25C 1/18 (2013.01); Y02P 10/212 (2015.11);
Abstract

In the electrolytic refining of lead in a sulfamate bath, the production of a white residue is suppressed, and a decrease in the lead concentration in the electrolytic solution is suppressed. A method for electrolytically refining lead in a sulfamate bath, comprising performing electrolytic refining at a decomposition rate of sulfamic acid controlled at 0.06%/day or less.


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Tokita, Yujiro. (2018). Method for electrolytically refining lead in sulfamate bath (U.S. Patent No. 10106904). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10106904

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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