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Im Wesentlichen stammen Wasseraufbereitungsschlämme (WAB-Schlämme) im Ausmaß von etwa 2000 t/a aus dem Stahlwerk LD3 der voestalpine Stahl GmbH in Linz, von wo sie in der dort vorhandenen geschlossenen Kreislaufwasserwirtschaft kontinuierlich auszuschleusen sind. Prozessbedingt reichern sich in diesen Schlämmen Zunder und Kohlenwasserstoffe (aus Schmiermitteln) aus den Prozessanlagen des Stahlwerkes...
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