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.

Date of Patent:
May. 24, 2005

Filed:

Oct. 31, 2003
Applicants:

Levi T. Thompson, Northville, MI (US);

Shyamal K. Bej, Ann Arbor, MI (US);

Jeremy J. Patt, League City, TX (US);

Chang H. Kim, Ann Arbor, MI (US);

Inventors:

Levi T. Thompson, Northville, MI (US);

Shyamal K. Bej, Ann Arbor, MI (US);

Jeremy J. Patt, League City, TX (US);

Chang H. Kim, Ann Arbor, MI (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J027/22 ; B01J027/224 ; B01J027/24 ; B01J023/00 ;
U.S. Cl.
CPC ...
Abstract

Catalysts for the water gas shift reaction contain a variety of late transition metals. The catalytic compositions contain a late transition metal carried on a support which is a carbide, nitride, or mixed carbide nitride of a group 6 metal such as molybdenum, tungsten, and mixtures thereof. The late transition metal includes ruthenium, cobalt, nickel, palladium, platinum, copper, silver, or gold. The water gas shift reaction may be catalyzed by contacting a gaseous stream containing carbon monoxide and water with such a solid catalyst composition. In some embodiments, the catalysts are several times more active than known commercial catalysts for the water gas shift reaction.


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