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. 05, 2008
Filed:
Sep. 16, 2005
Applicants:
Stephen J. Mccarthy, Center Valley, PA (US);
Jean W. Beeckman, Columbia, MD (US);
William G. Borghard, Haddon Heights, NJ (US);
Sylvain Hantzer, Prairieville, LA (US);
Inventors:
Stephen J. McCarthy, Center Valley, PA (US);
Jean W. Beeckman, Columbia, MD (US);
William G. Borghard, Haddon Heights, NJ (US);
Sylvain Hantzer, Prairieville, LA (US);
Assignee:
Exxonmobil Research and Engineering Company, Annandale, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 29/04 (2006.01); B01J 21/00 (2006.01); B01J 21/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of ex-situ activation and dry passivation of supported noble metal catalysts including the steps of reducing in the presence of hydrogen and dry passivation by cooling in an inert atmosphere and exposing to air or by filling the pores of the catalyst with a low sulfur oil before exposing to air.