Decontamination of gases by scrubbing

Details Decontamination of gases by scrubbing Decontamination of gases by scrubbing

1986-07-15

1990-01-09

Stoll, Robert L.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Nitrogen or nitrogenous component

4232452, 423243, 423DIG14, 423242, C01B 2102

Patent

active

048927180

ABSTRACT:
COS, CS.sub.2, mercaptan, SH.sub.2, SOX and/or NOX are removed from a host gas by scrubbing using a solution of a salt of Scandium, Yttrium, an element of the Lanthanide or Actinium groups or blends thereof in water or in organic solvent.

REFERENCES:
patent: 3974256 (1976-08-01), Wheelock et al.
patent: 4009251 (1977-02-01), Mealy
patent: 4042668 (1977-08-01), Balmat
patent: 4081519 (1978-03-01), Whelan
Baglio et al., "Lanthanum Oxide-Based Catalysts for the Claus Process", Ind. Eng. Chem. Prod. Res. Dev. 1982, 21, pp. 408-415.
Grant, Julius, "Hackh's Chemical Dictionary", 4th Ed., pp. 701-702 (McGraw-Hill Book Comp.).

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