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:
Apr. 11, 1978
Filed:
Mar. 19, 1976
Applicant:
Inventors:
Hideki Murabayashi, Kawasaki, JA;
Katsuhiko Kawakita, Yokosuka, JA;
Kisaku Nakamura, Funabashi, JA;
Sadao Kobatake, Yokohama, JA;
Assignee:
Tokyo Shibaura Electric Co., Ltd., Tokyo, JA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C / ; C22C / ;
U.S. Cl.
CPC ...
7513 / ; 7513 / ; 7517 / ; 176 / ;
Abstract
Disclosed is a bismuth-tin-indium-lead alloy consisting essentially of 28 to 72 weight % of bismuth, 25 to 52 weight % of tin, 2 to 12 weight % of indium and 1 to 8 weight % of lead. This alloy has excellent sealing property and oxidation resistance, and is suitable particularly to the use as a seal material for a rotating plug of a nuclear reactor.