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 Vnii Neftekhim Protsessov, Leuna Werke VebfiledCriticalVnii Neftekhim Protsessov
Publication of BG36544A1publicationCriticalpatent/BG36544A1/xx