US 7,473,667 B2
Platinum-free ruthenium-cobalt catalyst formulations for hydrogen generation
Alfred Hagemeyer, Sunnyvale, Calif. (US); Raymond E. Carhart, Cupertino, Calif. (US); Karin Yaccato, Santa Clara, Calif. (US); Michael Herrmann, Aglasterhausen-Michelbach (Germany); Andreas Lesik, Heilbronn (Germany); Christopher James Brooks, Dublin, Ohio (US); and Cory Bernard Phillips, Detroit, Mich. (US)
Assigned to Honda Giken Koygo Kabushiki Kaisha, Tokyo (Japan); and Symyx Technologies, Inc., Santa Clara, Calif. (US)
Filed on Jul. 10, 2006, as Appl. No. 11/483,164.
Application 11/483164 is a division of application No. 10/739988, filed on Dec. 18, 2003, granted, now 7,160,534, filed on Jan. 09, 2007.
Claims priority of provisional application 60/434632, filed on Dec. 20, 2002.
Prior Publication US 2006/0280677 A1, Dec. 14, 2006
This patent is subject to a terminal disclaimer.
Int. Cl. B01J 23/00 (2006.01); B01J 21/00 (2006.01); B01J 20/00 (2006.01); B01J 29/06 (2006.01)
U.S. Cl. 502—326  [502/66; 502/74; 502/87; 502/240; 502/255; 502/260; 502/263; 502/313; 502/314; 502/327; 502/328; 502/330; 502/332; 502/336; 502/349; 502/350; 502/351; 502/355; 502/415; 502/439; 502/302; 502/303; 502/304] 10 Claims
OG exemplary drawing
 
1. A catalyst for catalyzing the water gas shift reaction consisting essentially of:
a) Ru, its oxides or mixtures thereof;
b) Co, its oxides or mixtures thereof; and
c) Mo, its oxides or mixtures thereof;
wherein the catalyst has an essential absence of Pt.