00669naa#a2200181#i#450# EN\\bibl\34256 20240505221628.7 2686-9896 20190415b2019####ek#y0engy0150####ca RU SALVAGING HIGH-DENSITY POLYETHYLENE WITH THE AIM OF OBTAINING DEPRESSANT ADDITIVES Journal article Angarsk Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University» 2019 1 с. Journal article local Raskulova Tat'yana Valentinovna Fereferov Mihail Yur'evich Mahmudov Maksim Aleksandrovich angtu.editorum.ru