Method for preventing sulfur emissions from vessels containing m

Details Method for preventing sulfur emissions from vessels containing m Method for preventing sulfur emissions from vessels containing m

1983-04-13

1984-10-23

Thomas, Earl C.

Chemistry of inorganic compounds

Sulfur or compound thereof

Elemental sulfur

423578R, C01B 1702, C01B 1704

Patent

active

044788118

ABSTRACT:
Emissions from sulfur pits or other vessels containing molten sulfur are prevented or minimized by use of an air purge drawn into the vessel from the atmosphere and subsequently utilized as a portion of the oxidant required in a process for oxidizing hydrogen sulfide to elemental sulfur.

REFERENCES:
patent: 4314983 (1983-02-01), Hass et al.
"Stop Emissions From Liquid Sulfur", by J. A. Lagas, Hydrocarbon Processing, Oct., 1982, pp. 85-89.
"Improving Claus Sulfur Degassing Technology" by Watson et al., NPRA Annual Meeting, Mar. 29-31, 1981.
"The Exxon System for Degassing Liquid Sulfur" published by Exxon Research and Engineering Company, Nov. 1980.

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