Process for the production of hydrogen

Details Process for the production of hydrogen Process for the production of hydrogen

2008-04-08

2008-04-08

Vanoy, Timothy C. (Department: 1793)

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Sulfur or sulfur containing component

C423S230000, C423S244010, C423S244020, C423S244060, C423S244100, C423S650000, C423S651000, C423S652000, C252S373000

Reexamination Certificate

active

07354560

ABSTRACT:
Process for the removal of organic and/or inorganic sulfur from an ammonia stream by passing said stream through a fixed bed of sulfur absorbent in a sulfur absorber and withdrawing a sulfur-free ammonia stream, wherein said sulfur absorbent is a catalyst having a total nickel content in reduced form in the range 10 wt % to 70 wt % with the balance being a carrier material selected from the group of alumina, magnesium alumina spinel, silica, titania, magnesia, zirconia and mixtures thereof.

REFERENCES:
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patent: 5976723 (1999-11-01), Boffito et al.
patent: 2003/0118495 (2003-06-01), Khare et al.
patent: 0 354 623 (1990-02-01), None
patent: WO 01/87770 (2001-11-01), None
patent: WO 02/38704 (2002-05-01), None

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