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:
Feb. 26, 2008
Filed:
Aug. 11, 2004
Applicants:
Kenji Haiki, Shinagawa, JP;
Kazuhiko Motoba, Hitachi, JP;
Hiroshi Oda, Hitachi, JP;
Inventors:
Assignees:
Nippon Mining & Metals Co., Ltd., Tokyo, JP;
Mitsui Mining and Smelting Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25C 1/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of producing high purity electrolytic copper through halide-bath electrowinning is provided. The method includes the steps of: growing copper in dendritic form to be deposited on a cathode; and recovering growth ends of 3.0 mm or shorter from the dendrites.