Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pechiney AluminiumfiledCriticalPechiney Aluminium
Priority to GR55509ApriorityCriticalpatent/GR62850B/en
Publication of GR62850BpublicationCriticalpatent/GR62850B/en
Continuous process for obtaining pure aluminium oxide from an acid liquor originating from the chloro-sulfuric leaching of an aluminous mineral, and the purification of the liquor separated from the aluminium oxide