Selective removal of hydrogen sulfide over a nickel-promoted abs

Details Selective removal of hydrogen sulfide over a nickel-promoted abs Selective removal of hydrogen sulfide over a nickel-promoted abs

1989-06-07

1991-02-05

Straub, Gary P.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Carbon dioxide or hydrogen sulfide component

210749, 502406, 502415, C01B 1716, C01B 3120

Patent

active

049903187

ABSTRACT:
Hydrogen sulfide is removed from a fluid stream containing hydrogen sulfide and less than 500 ppm of free hydrogen by contacting the fluid stream under suitable absorbing conditions with an absorbing composition consisting essentially of a base material and nickel oxide. Said base material is selected from the group consisting of zinc oxide and zinc titanate, preferably combined with alumina.

REFERENCES:
patent: 4088736 (1978-05-01), Courty et al.
patent: 4371728 (1983-02-01), Farha et al.
patent: 4522709 (1985-06-01), Aldag et al.
patent: 4725415 (1988-02-01), Kidd
Hackh's Chemical Dictionary, 4th Edition, Grant McGraw Hill Book Co., New York, 1986, pp. 138 and 547.

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