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. 05, 2021

Filed:

Jul. 17, 2019
Applicant:

Jx Nippon Mining & Metals Corporation, Tokyo, JP;

Inventors:

Toru Imori, Ibaraki, JP;

Kouichi Takemoto, Ibaraki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25C 1/14 (2006.01); C22B 9/04 (2006.01); G03F 7/20 (2006.01); C22B 25/08 (2006.01); H05G 2/00 (2006.01);
U.S. Cl.
CPC ...
C25C 1/14 (2013.01); C22B 9/04 (2013.01); C22B 25/08 (2013.01); G03F 7/70008 (2013.01); H05G 2/005 (2013.01);
Abstract

Provided is a high purity tin (Sn) having an extremely low oxygen content. A high purity tin having a tin purity of 5N (99.999% by mass, provided that carbon, nitrogen, oxygen and hydrogen are excluded) or more, wherein the high purity tin has an oxygen content of less than 10 ppb by mass, as measured by elemental analysis using Dynamic-SIMS.


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