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:
Jun. 23, 2015
Filed:
Mar. 14, 2013
Applicant:
Steag Energy Services Gmbh, Essen, DE;
Inventors:
Thomas Michael Barnard, V, Huntersville, NC (US);
Albert Joseph Stier, Charlotte, NC (US);
Thies Hoffmann, Lake Wylie, SC (US);
Assignee:
STEAG Energy Services GmbH, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 35/00 (2006.01); B01J 23/22 (2006.01); B01J 23/30 (2006.01); B01J 23/92 (2006.01); B01J 25/02 (2006.01); B01D 53/86 (2006.01); B01D 53/96 (2006.01); B01J 38/62 (2006.01); B01J 38/48 (2006.01); B01J 38/70 (2006.01); B01J 27/02 (2006.01); B01J 35/04 (2006.01);
U.S. Cl.
CPC ...
B01J 38/62 (2013.01); B01J 38/485 (2013.01); B01J 38/70 (2013.01); B01J 23/22 (2013.01); B01J 23/30 (2013.01); B01D 53/8625 (2013.01); B01D 53/96 (2013.01); B01D 2258/0283 (2013.01); B01J 23/92 (2013.01); B01J 27/02 (2013.01); B01J 35/04 (2013.01);
Abstract
Methods of removing or softening calcium material from a substrate (e.g., a catalytic converter) and regenerating a catalytic converter are provided. A substrate (e.g., a catalyst support material) having a calcium containing material (e.g., calcium-containing fly ash) embedded or deposited thereon can be treated with a composition including one or more organosulfur oxoacids or salts thereof.