Method for treating desulfurization slag

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United States of America Patent

PATENT NO 10174389
APP PUB NO 20160289783A1
SERIAL NO

15038514

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Abstract

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A method for treating desulfurization slag involves conveying desulfurization slag from pig iron desulfurization to a unit where the desulfurization slag is melted at a temperature of at least 1,400° C. In the unit, a thorough mixing is achieved. The treatment takes place in the unit under oxidizing conditions. Sulfur dioxide is generated and collected from the roasting gas and supplied for further utilization.

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Patent Owner(s)

Patent OwnerAddress
VOESTALPINE STAHL GMBH4020 LINZ

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Antrekowitsch, Jürgen Leoben, AT 3 0
Fritz, Bertram Ansfelden, AT 1 0
Pilz, Karl Tragwein, AT 2 8
Schneeberger, Gerald Bruck a.d. Mur, AT 1 0

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