Apparatus and process

Details Apparatus and process Apparatus and process

1988-07-15

1991-07-16

Staub, Gary P.

Chemistry of inorganic compounds

Sulfur or compound thereof

Oxygen containing

423531, 422161, 422240, 2022671, C01B 1798, C01B 1774, C01B 2748, B01J 120

Patent

active

050323733

ABSTRACT:
Apparatus for the manufacture of sulphuric acid by the contact process of the type comprising at least one gas-concentrated sulphuric acid contacting unit and a sulphuric acid heat exchanger characterized in that the contacting unit and/or heat exchanger is formed of high silicon content austenitic steel. The steel is also of use in sulphuric acid concentrations. Reduced corrosion rates are provided.

REFERENCES:
patent: 4543244 (1985-09-01), Jones et al.
patent: 4654205 (1987-03-01), Cameron
patent: 4747970 (1988-05-01), McFarland
patent: 4818257 (1989-04-01), Kennedy et al.
Sulfur 85, Conversion of a Shelter Sulfuric Acid Plant to a Double Absorption-Introduction of a New Stainless Steel for Hot Absorption Acid Service, Solbu et al. British Sulfur Corp., London England 1985, pp. 223-246.

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