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:
Jun. 14, 1988
Filed:
Mar. 19, 1987
Applicant:
Inventors:
Seishiro Yoshiwara, Kitakyushu, JP;
Takao Kawanami, Kitakyushu, JP;
Assignee:
Nippon Steel Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
148 / ; 148 13 ; 148 14 ; 148129 ; 148590 ; 2191 / ; 2191 / ; 2191 / ; 420590 ;
Abstract
The surface of a base metal is alloyed with the aid of a laser or electron beam which locally melts the surface. During the alloying, defects are prevented from occurring due to the use of an deoxidizing agent and a low-melting-point metal having a lower melting point than than of the base metal.
Yoshiwara, Seishiro. (1988). Method for surface-alloying metal with a high-density energy beam and an (U.S. Patent No. 4750947). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4750947
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile