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. 08, 2005
Filed:
Mar. 14, 2001
Applicants:
Ernst Wiebus, Oberhausen, DE;
Kurt Schalapski, Oberhausen, DE;
Michael Mertl, Oberhausen, DE;
Richard Fischer, Louisville, KY (US);
Rainer Lukas, Essen, DE;
Inventors:
Ernst Wiebus, Oberhausen, DE;
Kurt Schalapski, Oberhausen, DE;
Michael Mertl, Oberhausen, DE;
Richard Fischer, Louisville, KY (US);
Rainer Lukas, Essen, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22B011/00 ;
U.S. Cl.
CPC ...
Abstract
According to the invention, rhodium is recovered from hydroformylation products (feed material) by thermally processing the feed material in the presence of an adsorbent and, optionally, with the additional action of hydrogen.