Process for preparing sulfur dioxide

Details Process for preparing sulfur dioxide Process for preparing sulfur dioxide

1983-10-27

1985-01-01

Straub, Gary P.

Chemistry of inorganic compounds

Sulfur or compound thereof

Oxygen containing

C01B 1748

Patent

active

044915721

ABSTRACT:
Sulfur dioxide is prepared by reacting sulfur with sulfur trioxide in a medium which is sulfuric acid containing 10-65% by weight of sulfur trioxide, and which is held at a temperature of 100-150.degree. C.

REFERENCES:
patent: 1896483 (1933-02-01), Dohse
patent: 2813006 (1957-11-01), Hayworth et al.
patent: 2813007 (1957-11-01), Hall et al.
patent: 3257174 (1966-06-01), Fournel
patent: 3325248 (1967-06-01), Fournel
patent: 4031191 (1977-06-01), Burrus
patent: 4053573 (1977-10-01), Harrer et al.
patent: 4175112 (1979-11-01), Lusk et al.
Perry et al., Chemical Engineers Handbook Fifth edition, McGraw Hill Book Co., NY, NY, 1973, Chapter 13 (Distillation).

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