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:
Feb. 21, 1984
Filed:
Jan. 21, 1983
Applicant:
Inventors:
Shigeru Shida, Hitachi, JP;
Nobuyoshi Hosaka, Ibaraki, JP;
Yuichi Ishikawa, Mito, JP;
Osamu Nishida, Saitama, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ;
U.S. Cl.
CPC ...
524433 ; 524439 ; 428471 ;
Abstract
Occurence of crevice corrosion on metal surfaces in crevices is prevented by providing an anti-crevice corrosion sealant which comprises a rubbery substrate containing 5-350% by weight of fine zinc powder, 20-100% by weight of magnesium oxide, and 20-200% by weight of electrostatically charged fine graphite powder, each on the basis of the rubbery substrate, in the crevices between parts of stainless steel articles or aluminum alloy articles.
Shida, Shigeru. (1984). Anti-crevice corrosion sealant and method for anti-crevice corrosion (U.S. Patent No. 4433093). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4433093
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile