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. 18, 2014
Filed:
Mar. 23, 2009
Processes for regenerating sulfur-poisoned, ruthenium and/or ruthenium compound-containing catalysts
Applicants:
Timm Schmidt, Kaarst, DE;
Tim Loddenkemper, Dormagen, DE;
Frank Gerhartz, Leverkusen, DE;
Walther Müller, Pulheim, DE;
Inventors:
Timm Schmidt, Kaarst, DE;
Tim Loddenkemper, Dormagen, DE;
Frank Gerhartz, Leverkusen, DE;
Walther Müller, Pulheim, DE;
Assignee:
Bayer MaterialScience AG, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 38/44 (2006.01); C01B 7/04 (2006.01); B01J 23/96 (2006.01); B01J 38/42 (2006.01); B01J 21/06 (2006.01); B01J 37/02 (2006.01); B01J 37/16 (2006.01); B01J 23/62 (2006.01); B01J 23/46 (2006.01);
U.S. Cl.
CPC ...
B01J 23/96 (2013.01); B01J 21/063 (2013.01); C01B 7/04 (2013.01); B01J 37/0201 (2013.01); B01J 37/16 (2013.01); B01J 38/42 (2013.01); B01J 21/06 (2013.01); B01J 23/626 (2013.01); B01J 23/462 (2013.01);
Abstract
Processes comprising: providing a catalyst comprising a catalytic component selected from the group consisting of ruthenium, ruthenium compounds, and combinations thereof, wherein the catalyst is sulfur-poisoned with one or more sulfur compounds; and treating the catalyst with a gas stream comprising a hydrogen halide under nonoxidative conditions such that the catalyst is regenerated.