Method of removal of arsenic from a sulfuric acid solution

Details Method of removal of arsenic from a sulfuric acid solution Method of removal of arsenic from a sulfuric acid solution

C - Chemistry, Metallurgy

01

B

23/115

C01B 17/90 (2006.01) C22B 3/44 (2006.01) C22B 30/04 (2006.01)

Patent

CA 1108376

Title of the Invention A method of removal of arsenic from a sulfuric acid solution Abstract of the Disclosure A method of removal of arsenic from an acidic solution, in which ferrous ions contained in the solution are oxidized in the presence of high pressured oxygen and sulfuric acid to ferric ions, the solution with said ferric ions being mixed with the solution which has not subjected to oxidation, and the mixture of said solutions being controlled of its pH whereby ferric hydroxide is precipitated, which coprecipitates and adsorbs arsenic thereto.

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