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:
Jan. 31, 2017
Filed:
Apr. 26, 2010
Applicants:
Hartwig Voss, Frankenthal, DE;
Ekkehard Schwab, Neustadt, DE;
Bram Willem Hoffer, Bergen op Zoom, NL;
Till Gerlach, Ludwigshafen, DE;
Inventors:
Hartwig Voss, Frankenthal, DE;
Ekkehard Schwab, Neustadt, DE;
Bram Willem Hoffer, Bergen op Zoom, NL;
Till Gerlach, Ludwigshafen, DE;
Assignee:
BASF SE, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
B01D 61/14 (2006.01); B01D 61/20 (2006.01); B01D 61/58 (2006.01); B01D 61/02 (2006.01); B01J 21/18 (2006.01); B01J 23/38 (2006.01); B01J 23/44 (2006.01); B01J 25/02 (2006.01); B01J 38/00 (2006.01); B01J 38/48 (2006.01);
U.S. Cl.
CPC ...
B01D 61/147 (2013.01); B01D 61/027 (2013.01); B01D 61/142 (2013.01); B01D 61/145 (2013.01); B01D 61/58 (2013.01); B01J 21/18 (2013.01); B01J 23/38 (2013.01); B01J 23/44 (2013.01); B01J 25/02 (2013.01); B01D 2315/16 (2013.01); B01J 38/00 (2013.01); B01J 38/48 (2013.01);
Abstract
The present invention relates to a method of conditioning suspended catalysts, wherein at least part of the catalyst-comprising reaction medium is taken from one or more reactors and the suspended, at least partially inactivated catalysts are separated off and purified by means of at least one membrane filtration, with at least one of the membrane filtrations being carried out as a diafiltration.