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:
Nov. 27, 1984
Filed:
Feb. 22, 1984
Applicant:
Inventors:
Yoshiaki Shida, Ikoma, JP;
Hisao Fujikawa, Nishinomiya, JP;
Masao Koike, Nishinomiya, JP;
Junichiro Murayama, Takarazuka, JP;
Shunichiro Akiyama, Joetsu, JP;
Assignees:
Sumitomo Metal Industries, Ltd., Osaka, JP;
Nippon Stainless Steel Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21D / ;
U.S. Cl.
CPC ...
148 / ;
Abstract
A process for producing heat-resistant ferritic stainless steel sheet which exhibits improved toughness and productivity is disclosed. The process comprises the following steps: