C - Chemistry – Metallurgy – 22 – B
Patent
C - Chemistry, Metallurgy
22
B
C22B 3/00 (2006.01) C22B 19/00 (2006.01)
Patent
CA 2532578
The invention relates to a method for processing a metal-bearing sludge in conjunction with a metal separation process. According to the invention, the sludge (13) produced in the metal separation is classified based on a predetermined property of the sludge into a better (15) and a worse (17) substance fraction, as the process is concerned, and the worse substance fraction (17) is removed from the process and the better substance fraction (15) is returned to the process.
La présente invention a trait à un procédé de traitement de boues contenant du métal métaux en combinaison avec un traitement de séparation du métal. Selon l'invention, les boues (13) produites dans la séparation du métal sont classées en fonction d'une propriété prédéterminée des boues en une fraction de substance supérieure (15) et inférieure (17), selon le traitement concerné, et la fraction de substance inférieure (17) est éliminée du traitement et la fraction de substance supérieure (15) est recyclée vers le traitement.
Judin Kai
Oinonen Yrjo
Dennison Associates
Outokumpu Technology Oy
Outotec Oyj
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