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:
Oct. 04, 2016

Filed:

May. 27, 2015
Applicant:

Air Products and Chemicals, Inc., Allentown, PA (US);

Inventors:

Michael Andrew Sicinski, Orefield, PA (US);

Christopher H. Wood, Schnecksville, PA (US);

Bryan Clair Hoke, Jr., Bethlehem, PA (US);

Assignee:

AIR PRODUCTS AND CHEMICALS, INC., Allentown, PA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 3/38 (2006.01); B01D 53/047 (2006.01);
U.S. Cl.
CPC ...
C01B 3/38 (2013.01); B01D 53/047 (2013.01); B01D 2256/16 (2013.01); B01D 2257/104 (2013.01); B01D 2259/40001 (2013.01); B01D 2259/40011 (2013.01); B01D 2259/41 (2013.01); C01B 2203/0233 (2013.01); C01B 2203/042 (2013.01); C01B 2203/047 (2013.01); C01B 2203/048 (2013.01); C01B 2203/0495 (2013.01);
Abstract

Process for the production of a H-containing product in a hydrogen production facility comprising a catalytic steam-hydrocarbon reformer and a pressure swing adsorption unit. The process comprises a catalytic steam-hydrocarbon reformer shutdown mode, a pressure swing adsorption unit shutdown mode, a pressure swing adsorption unit maintenance state, a pressure swing adsorption unit startup mode, and a catalytic steam-hydrocarbon reformer startup mode. The pressure swing adsorption unit startup mode comprises purging the adsorption beds with N, then purging the adsorption beds with H, and then adjusting the pressure of the Hin the adsorption beds to within defined target pressure ranges.


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