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Hoechst AG
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Hoechst AG
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Verfahren zur Chemikalienrueckgewinnung aus waessrigen, Kaliumacetat und Essigsaeure enthaltenden, verbrauchten Spinnbaedern, wie sie bei der Kunstseidenherstellung nach dem Nassspinnverfahren von Celluloseacetat anfallen
Verfahren zur Aufbereitung von beim Verspinnen von essigsauren Celluloseacetatloesungen in Kaliumacetat und Essigsaeure aufweisende Fluessigkeiten anfallenden, verbrauchten Spinnbaedern