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. 04, 1995
Filed:
May. 13, 1994
Applicant:
Inventors:
Peter Panster, Rodenbach, DE;
Stefan Wieland, Offenbach am Main, DE;
Hartmuth Buding, Dormagen, DE;
Werner Obrecht, Moers, DE;
Assignee:
Bayer AG, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; B01J / ;
U.S. Cl.
CPC ...
423 22 ; 210688 ; 428402 ; 502 20 ; 528-9 ; 528 28 ; 528 30 ; 528 38 ;
Abstract
Rhodium and ruthenium catalysts can be recovered from solutions of hydrogenated nitrile rubber by addition onto organosiloxane-based absorbers.