Process for recovering sulfuric acid

Details Process for recovering sulfuric acid Process for recovering sulfuric acid

1990-08-21

1991-09-24

Silverman, Stanely S.

Liquid purification or separation

Processes

Liquid/liquid solvent or colloidal extraction or diffusing...

210634, 210748, 210754, 210756, 210758, 210759, 210760, 210912, C02F 126

Patent

active

050511874

ABSTRACT:
A process for recovering sulfuric acid from an aqueous sulfuric acid solution containing ferrous sulfate is disclosed, which comprises electrolyzing the aqueous sulfuric acid solution containing ferrous sulfate to thereby oxidize ferrous ion dissolved in the solution to ferric ion, and then removing the ferric ion by solvent extraction using a solvent and an extractant.

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