Removal of sulfides using chlorite and an amphoteric ammonium be

Details Removal of sulfides using chlorite and an amphoteric ammonium be Removal of sulfides using chlorite and an amphoteric ammonium be

1990-03-09

1992-01-21

Stoll, Robert L.

Earth boring, well treating, and oil field chemistry

Earth boring

Contains organic component

252 8552, 423269, 423477, 507131, 507133, 507140, C10G 2702

Patent

active

050825763

ABSTRACT:
This invention relates to a composition suitable for use in process for the removal of sulfides, especially hydrogen sulfide from a feed contaminated therewith. The composition comprises an aqueous solution of a chlorite and a corrosion inhibitor which is an amphoteric ammonium compound of the formula ##STR1## as herein defined. The inhibitor mitigates problems of corrosion associated with chlorite scavengers.

REFERENCES:
patent: 1908273 (1933-05-01), Taylor
patent: 4473115 (1984-09-01), Oakes
patent: 4594147 (1986-06-01), Roof et al.

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