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:
Aug. 09, 2022
Filed:
Jun. 13, 2018
Applicant:
Kobe Steel, Ltd., Kobe, JP;
Inventors:
Assignee:
Kobe Steel, Ltd., Kobe, JP;
Primary Examiner:
Int. Cl.
CPC ...
B23K 9/173 (2006.01); B23K 35/02 (2006.01); B23K 35/30 (2006.01);
U.S. Cl.
CPC ...
B23K 9/173 (2013.01); B23K 35/0261 (2013.01); B23K 35/3026 (2013.01);
Abstract
An arc welding method includes performing welding by using a gas and a solid wire. The gas contains Ar. The solid wire includes a steel core wire and a copper plating film formed on a surface of the steel core wire, and the copper plating film has an average grain diameter of 600 nm or less.