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:
Jun. 29, 1976
Filed:
Sep. 22, 1972
Applicant:
Inventors:
Eli Perry, St. Louis, MO (US);
William F Strazik, St. Ann, MO (US);
Assignee:
Monsanto Company, St. Louis, MO (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2606 / ; 2606 / ; 208291 ; 208308 ;
Abstract
Dienes are separated from organic mixtures comprising diene and alkene having one double bond by contacting the mixture against one side of a membrane which is a halogenated polymer of ethylene and withdrawing at the other side a vaporous mixture having increased diene concentration. Exemplary of the organic mixtures is a mixture of butadiene and butene. Exemplary of the membranes are polyvinylchloride and tetrafluoroethylene/ethylene copolymer.
Perry, Eli. (1976). Process for the separation of diene from organic mixtures (U.S. Patent No. 3966834). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3966834
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile