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:
Mar. 17, 1981
Filed:
Aug. 15, 1977
Applicant:
Inventors:
Masayuki Ito, Takasaki, JP;
Giro Okamoto, Takasaki, JP;
Sueo Machi, Takasaki, JP;
Kenzo Shirayama, Niihama, JP;
Assignees:
Japan Atomic Energy Research Institute, Tokyo, JP;
Sugimoto Chemical Co. Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ; C08F / ;
U.S. Cl.
CPC ...
525331 ; 2041592 ; 525345 ; 526245 ; 526249 ; 526254 ;
Abstract
A cross-linked product of ethylene-hexafluoropropylene copolymer is a good elastic material and has excellent resistance to attack by uranium hexafluoride even at a high temperature. Components made of said copolymer exhibit surprisingly long life, when used in a uranium enrichment plant.