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:
Jul. 06, 1982
Filed:
Jan. 19, 1981
Applicant:
Inventors:
Naoki Okuda, Kamakura, JP;
Kazuo Tanaka, Yokosuka, JP;
Assignee:
Kobe Steel, Limited, Kobe, JP;
Primary Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
148 26 ; 75 53 ;
Abstract
A melting flux composition for submerged arc welding which comprises 6-15% by weight of MgO, 5-10% by weight of CaO, 10-20% by weight of CaF.sub.2, 14-19% by weight of Al.sub.2 O.sub.3, 20-25% by weight of TiO.sub.2, 15-20% by weight of SiO.sub.2, and 5-10% by weight of MnO. Optionally, the composition further comprises B.sub.2 O.sub.3 or other oxide components, such as iron oxide and alkali metal oxides.
Quick Actions:
Okuda, Naoki. (1982). Melting flux composition for submerged arc welding (U.S. Patent No. 4338142). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4338142
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