Process for reducing the total sulfur content of Claus off-gases

Chemistry of inorganic compounds – Modifying or removing component of normally gaseous mixture – Carbon dioxide or hydrogen sulfide component

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423230, 423539, 423564, B01D 5334

Patent

active

040124860

ABSTRACT:
The sulfur content of off-gases from processes such as the Claus process is treated by catalytically oxidizing the sulfur compounds to sulfur dioxide. By use of specific catalytic materials, low temperatures of reaction and minimal SO.sub.3 formation are achieved.

REFERENCES:
patent: 1900751 (1933-03-01), Baehr

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