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:
Sep. 27, 1983
Filed:
Apr. 21, 1981
Applicant:
Inventors:
Takashi Yebisuya, Kawasaki, JP;
Masao Yamamoto, Tokyo, JP;
Mituo Kawai, Yokohama, JP;
Koichi Tajima, Yokohama, JP;
Assignee:
Tokyo Shibaura Denki Kabushiki Kaisha, Kawasaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
C22C / ; C22C / ; C22C / ;
U.S. Cl.
CPC ...
75125 ; 7512 / ; 7512 / ; 148 37 ; 4152 / ;
Abstract
Martensitic stainless cast steel suitable for use as turbine elements for water power plants having high cavitation erosion resistance and consisting essentially of carbon of 0.1 wt % or less, silicon of 1.0 wt % or less, manganese of 2.0-9.0 (exclusive of 2.0) wt %, nickel of 0.5-8.0 wt %, chromium of 11.0-14.0 wt %, and the balance of essentially iron.