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Application filed by Lonza Werke ElektrochemischefiledCriticalLonza Werke Elektrochemische
Publication of CH157331ApublicationCriticalpatent/CH157331A/de
Verfahren zur Gewinnung von Tonerde durch Umwandlung des Tonerdegehaltes eines Tonerde und Kieselsaeure enthaltenden Stoffes in loesliches Alkalialuminat und des Kieselsaeuregehaltes in unloesliches Calciumsilikat