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, 1994
Filed:
Aug. 24, 1993
Applicant:
Inventors:
Nunzio Andriollo, Bollate, IT;
Giorgio Cassani, Arluno, IT;
Paolo D'Olimpio, Novara, IT;
Bruno Donno, Novara, IT;
Marco Ricci, Novara, IT;
Assignee:
Eniricerche, S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210653 ; 210650 ; 210651 ; 210654 ;
Abstract
Disclosed is a process for separating metal catalysts based on ammonium and phosphonium phosphotungstates from reaction mixtures in which they are dissolved. The process is based on the use of semipermeable membranes and has found an useful application in the separation of the above said catalysts from mixtures obtained from alkenes and soybean oil epoxidation.
Andriollo, Nunzio. (1994). Process for separating catalysts from organic solutions, by means of (U.S. Patent No. 5350521). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5350521
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile