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. 12, 2013
Filed:
Aug. 29, 2008
Applicants:
Benedikt Laux, Monzernheim, DE;
Christian Maul, Neustadt a.d.W., DE;
Volker Schleep, Einhausen, DE;
Ingo Sander, Shanghai, CN;
Inventors:
Benedikt Laux, Monzernheim, DE;
Christian Maul, Neustadt a.d.W., DE;
Volker Schleep, Einhausen, DE;
Ingo Sander, Shanghai, CN;
Assignee:
Evonik Röhm GmbH, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C 67/54 (2006.01); C07C 69/54 (2006.01); B01D 1/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for purifying an unsaturated compound, where purification is performed in a plant with evaporators.