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:
Nov. 01, 2005
Filed:
Mar. 08, 2003
Applicants:
Walter Tötsch, Marl, DE;
Detlef Arnoldi, Marl, DE;
Alfred Kaizik, Marl, DE;
Martin Trocha, Essen, DE;
Inventors:
Walter Tötsch, Marl, DE;
Detlef Arnoldi, Marl, DE;
Alfred Kaizik, Marl, DE;
Martin Trocha, Essen, DE;
Assignee:
Oxeno Olefinchemie GmbH, Marl, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C029/14 ;
U.S. Cl.
CPC ...
Abstract
The invention relates to a process for preparing alcohols by hydroformylation of olefins or olefin mixtures, separation from the catalyst and subsequent hydrogenation, with an extraction being carried out after removal of the catalyst and before the hydrogenation of the aldehydes.