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:
May. 23, 1978
Filed:
Nov. 04, 1976
Applicant:
Inventors:
Shogo Kanazawa, Kamakura, JA;
Akira Nakashima, Hiratsuka, JA;
Kazunari Yamato, Sagamihara, JA;
Naoyuki Seriu, Machida, JA;
Tohru Watanabe, Fukuoka, JA;
Susumu Nakazawa, Sagamihara, JA;
Assignee:
Nippon Steel Corporation, Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428683 ; 7512 / ; 7512 / ; 7512 / ; 7512 / ; 7512 / ; 7512 / ; 2191461 ; 228263 ;
Abstract
A welded steel product having a low sensitivity to weld cracking, produced by welding a base steel material comprising at least one member selected from the group consisting of rare earth metal, Ca, Ba, Te and Se using a welding material comprising at least one member selected from the group consisting of rare earth metals, Te and Se, and having a weld metal containing at least one rare earth metal in an amount of 0.0005 to 0.10% and at least one of Te and Se in an amount not more than 0.10%.