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:
Jan. 28, 1986
Filed:
Dec. 06, 1984
Applicant:
Inventors:
Kyoichi Nagano, Sagamiharashi, JP;
Hiroshi Naganuma, Sagamiharashi, JP;
Koichi Shinada, Sagamiharashi, JP;
Motonori Tamura, Sagamiharashi, JP;
Shigenobu Soneda, Sagamiharashi, JP;
Assignee:
Nippon Steel Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
148 26 ; 75 53 ; 75257 ;
Abstract
A welding flux which forms a weld metal simultaneously satisfying low-oxygen, low-nitrogen, and low-hydrogen contents, gives weld beads in good form, and joins given metal pieces without entailing weld defects is obtained by formulating the flux in a composition such that a four-component system used therein is formed of CaO, MgO, Al.sub.2 O.sub.3, and SiO.sub.2 in the following proportions based on the total amount of the system taken as unity (100%),