Use of a tiO 2 composition as catalyst for hydrolyzing COS...

Details Use of a tiO 2 composition as catalyst for hydrolyzing COS... Use of a tiO 2 composition as catalyst for hydrolyzing COS...

2008-05-20

2008-05-20

Vanoy, Timothy C. (Department: 1793)

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Nitrogen or nitrogenous component

C423S242100, C423S244060, C423S244070, C423S244100, C423S437100, C423S564000

Reexamination Certificate

active

07374737

ABSTRACT:
The invention concerns the use of a composition based on TiO2as a catalyst for hydrolyzing COS and/or HCN in a gas mixture, said composition comprising at least 1% by weight of at least one sulphate of an alkaline-earth metal selected from calcium, barium, strontium and magnesium.

REFERENCES:
patent: 4422958 (1983-12-01), Dupin
patent: 4427576 (1984-01-01), Dupin
patent: 4511668 (1985-04-01), Nozue et al.
patent: 4544534 (1985-10-01), Dupin et al.
patent: 5227356 (1993-07-01), Hess et al.
patent: 5660807 (1997-08-01), Forg et al.
patent: 5942201 (1999-08-01), Hartmann
patent: 5993763 (1999-11-01), Kaizik et al.
patent: 60741 (1982-09-01), None
patent: 60742 (1982-09-01), None
The English abstract of EP 514,682 A1 published on Nov. 25, 1992.
The English abstract of WO 83-02068 A published on Jun. 23, 1983.

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