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 Natousek Pavel, Urbanek Ludvik, Jiri Ing Charvat, Jiri TvrdekfiledCriticalNatousek Pavel
Priority to CS826601ApriorityCriticalpatent/CS236977B1/en
Publication of CS660182A1publicationCriticalpatent/CS660182A1/en
Publication of CS236977B1publicationCriticalpatent/CS236977B1/en
CS826601A1982-09-141982-09-14Preparation method of aluminium oxide from mixture precipitate of aluminium hydroxyde and calcium sulphate
CS236977B1
(en)