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:
Aug. 18, 2009
Filed:
Oct. 12, 2004
Applicants:
Christopher W. Kuehler, Larkspur, CA (US);
Paul O'connor, Hoevelaken, NL;
Dennis Stamires, Dana Point, CA (US);
Inventors:
Christopher W. Kuehler, Larkspur, CA (US);
Paul O'Connor, Hoevelaken, NL;
Dennis Stamires, Dana Point, CA (US);
Assignee:
Albemarle Netherlands B.V., Amsterdam, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 29/06 (2006.01); C10G 11/05 (2006.01); C10G 11/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
A composition comprising FCC catalyst particles and additive particles suitable for the reduction of NOemissions from a FCC regenerator, said additive particles comprising a Mg and Al-containing anionic clay or solid solution, a rare earth metal oxide, alumina and/or silica-alumina, and Y-type zeolite. The invention further relates to a process for preparing such a composition and its use for reducing NOemissions.