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:
Jan. 29, 2013

Filed:

Jun. 13, 2006
Applicants:

Fuyuki Noguchi, Hyogo, JP;

Naoki Inoue, Higashiosaka, JP;

Kota Yokoyama, Amagasaki, JP;

Inventors:

Fuyuki Noguchi, Hyogo, JP;

Naoki Inoue, Higashiosaka, JP;

Kota Yokoyama, Amagasaki, JP;

Assignee:

Osaka Gas Co., Ltd., Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 3/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

There is provided a technique for manufacturing a hydrogen-containing gas. An oxygen-containing gas is mixed with a feed gas obtained by mixing steam with a hydrocarbon fuel, this mixture is introduced into a catalytic reaction chamber, and a partial oxidation reaction and a steam reforming reaction are conducted to obtain a hydrogen-containing gas. In this reforming, an antechamber of the catalytic reaction chamber is heated up to a self-ignition temperature in a first catalyst section, where the self-ignition temperature is the temperature at which a mixed gas self-ignites during the advection period required for the mixed gas to move from a mixing chamber to the catalytic reaction chamber, with this temperature being at least a minimum partial-oxidation temperature and lower than a minimum steam reforming temperature.


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