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. 06, 2004
Filed:
May. 23, 2001
Applicant:
Inventors:
Dianna Fokelina Bakker, Anna Paulowna, NL;
Michael Johannes Franciscus Maria Verhaak, Alkmaar, NL;
Paulus Johannes De Wild, Alkmaar, NL;
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 3/118 ;
U.S. Cl.
CPC ...
C01B 3/118 ;
Abstract
The invention relates to a method for the selective catalytic oxidation of carbonmonoxide (CO) in H -rich, CO - and H -containing gases in the presence of a noble metal catalyst on an alumina carrier with the addition of air as oxidizing agent. According to the invention, with this method &agr;-AL O carrier can be less than 25 m /gram. The noble metal can be ruthenium or platinum and preferably a combination of ruthenium (Ru) and platinum (Pt), the sum of the quantities of RU and Pt being less than or equal to 1.0% (m/m).