Chemistry of inorganic compounds – Hydrogen or compound thereof – Elemental hydrogen
Reexamination Certificate
2007-04-24
2007-04-24
Nguyen, Cam N. (Department: 1754)
Chemistry of inorganic compounds
Hydrogen or compound thereof
Elemental hydrogen
C502S329000, C502S333000, C502S339000, C502S342000, C502S343000
Reexamination Certificate
active
10440448
ABSTRACT:
The present invention provides steam reforming catalyst compositions containing Pd and Zn, and methods of steam reforming alcohols over a catalyst. Surprisingly superior results and properties of the present invention, including low temperature activity and/or low carbon monoxide output, are also described. Methods of making a steam reforming catalyst are also provided.
REFERENCES:
patent: 3823088 (1974-07-01), Box, Jr. et al.
patent: 4177219 (1979-12-01), Feinstein et al.
patent: 4188490 (1980-02-01), Hinnenkamp et al.
patent: 4511673 (1985-04-01), Eto
patent: 4522894 (1985-06-01), Hwang et al.
patent: 4596782 (1986-06-01), Courty et al.
patent: 4613584 (1986-09-01), Schneider et al.
patent: 4985230 (1991-01-01), Baden et al.
patent: 5356851 (1994-10-01), Sarrazin et al.
patent: 5510056 (1996-04-01), Jacobs et al.
patent: 5639401 (1997-06-01), Jacobs et al.
patent: 5783607 (1998-07-01), Chaumette et al.
patent: 5817896 (1998-10-01), Thomson
patent: 5899678 (1999-05-01), Thomson et al.
patent: 6051163 (2000-04-01), Kumberger et al.
patent: 6159895 (2000-12-01), Koch et al.
patent: 6254807 (2001-07-01), Schmidt et al.
patent: 6413449 (2002-07-01), Wieland et al.
patent: 6436363 (2002-08-01), Hwang et al.
patent: 6436873 (2002-08-01), Brocker et al.
patent: 6534432 (2003-03-01), Spivack et al.
patent: 6566299 (2003-05-01), Spivack et al.
patent: 6616909 (2003-09-01), Tonkovich et al.
patent: 6700029 (2004-03-01), Bogan et al.
patent: 6762324 (2004-07-01), Ding
patent: 6936237 (2005-08-01), Wang et al.
patent: 2001/0016188 (2001-08-01), Haga et al.
patent: 2001/0021469 (2001-09-01), Kaneko
patent: 2001/0026782 (2001-10-01), Wang
patent: 2003/0153455 (2003-08-01), Wang
patent: 1061011 (2000-12-01), None
patent: 1077081 (2001-02-01), None
patent: 60082137 (1985-05-01), None
patent: 05049930 (1993-03-01), None
patent: WO 00/76651 (2000-12-01), None
patent: WO 02/066370 (2002-08-01), None
patent: WO 03/040618 (2003-05-01), None
Chin et al., “Steam reforming of methanol over highly active Pd/ZnO catalyst,” Catal. Today 77 (2002) 79-88.
Cubeiro et al., “Selective Production of Hydrogen by Partial Oxidation of Methanol over ZnO-Supported Palladium Catalysts,” J. Catal., 179, 150, 157-158 (1998).
PCT Search Report, mailed Oct. 4, 2002, PCT/US 02/04527.
Cubeiro et al., “Partial oxidation of methanol over supported Palladium catalysts,” Appl. Catal., A: General 168, 307-322 (1998).
Iwasa et al., “Steam reforming of methanol over Pd/ZnO: Effect of the formation of PdZn alloys upon the reaction,” Appl. Catal., A: General 125, 145-157 (1995).
U.S. Appl. No. 10/434,443, filed May 7, 2003.
PCT Search Report and Written Opinion, mailed Mar. 14, 2005, PCT/US2004/013853.
Iwasa et al., “Effect of Zn addition to supported Pd catalysts in the steam reforming of methanol,” Appl. Catal., A: General 248, 153-160 (2003).
PCT Preliminary Report on Patentability mailed Nov. 24, 2005, PCT/US2004/013853.
Baker Eddie G.
Chin Ya-Huei
Dagle Robert A.
Holladay Jamelyn D.
Hu Jianli
Battelle (Memorial Institute)
Brantom Vincent
Nguyen Cam N.
Rosenberg Frank
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