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:
Dec. 04, 2012

Filed:

May. 22, 2008
Applicants:

Raymond Francis Drnevich, Clarence Center, NY (US);

Vasilis Papavassiliou, Williamsville, NY (US);

Troy Michael Raybold, Colden, NY (US);

Ramchandra Mukund Watwe, Houston, TX (US);

Inventors:

Raymond Francis Drnevich, Clarence Center, NY (US);

Vasilis Papavassiliou, Williamsville, NY (US);

Troy Michael Raybold, Colden, NY (US);

Ramchandra Mukund Watwe, Houston, TX (US);

Assignee:

Praxair Technology, Inc., Danbury, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 3/36 (2006.01); C01B 6/24 (2006.01); C01B 3/02 (2006.01); B01J 7/00 (2006.01); B01J 8/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to systems and processes for producing syngas in steam methane reformer (SMR)-based plants, particularly to the use of a high space velocity, dual mode catalytic reactor to pre-reform plant feedstock. The dual mode reactor has the capability to operate in two modes: either without oxygen addition in a reforming mode or with oxygen addition in a partial oxidation-reforming mode. The dual mode reactor allows the syngas production rate of the plant to be manipulated without the added capital expense of a reheat coil and with reduced impact on export steam production.


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