Gas purification process

Details Gas purification process Gas purification process

1979-07-12

1981-02-17

Thomas, Earl C.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Carbon dioxide or hydrogen sulfide component

423224, 423573G, B01D 5334

Patent

active

042514932

ABSTRACT:
Processes for the absorption and subsequent removal as sulphur of hydrogen sulphide from gases, gas mixtures and liquid hydrocarbons in which the material containing hydrogen sulphide is washed with an aqueous alkaline solution containing one or more compounds having the general formula: ##STR1## where A is a C.sub.1 -C.sub.4 straight or branched chain alkylene radical,

REFERENCES:
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patent: 3035889 (1962-05-01), Nicklin et al.
patent: 3627791 (1971-12-01), Grisar et al.
patent: 4002727 (1977-01-01), Sonoda et al.
patent: 4049776 (1977-09-01), Nicklin et al.
Chemical Abstracts, 49, 2744e (1955).
Chemical Abstracts; 61, 8109f, 1964.
Chemical Abstracts; 31, 7778.sup.8, 1937.

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