Method for removing arsenic as scorodite

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United States of America Patent

PATENT NO 8790516
APP PUB NO 20110309029A1
SERIAL NO

13202762

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Abstract

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The invention relates to a method for removing arsenic as scorodite from solutions that contain iron and arsenic. In accordance with the method, arsenic is first precipitated as ferric arsenate and subsequently processed hydrothermally into crystalline scorodite.

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Patent Owner(s)

  • OUTOTEC OYJ

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Leppinen, Jaakko Noormarkku, FI 7 13
Miettinen, Ville Pori, FI 27 89
Ruonala, Mikko Kantvik, FI 14 25

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