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Application filed by Combinatul Petrochimic,RofiledCriticalCombinatul Petrochimic,Ro
Priority to RO7998256ApriorityCriticalpatent/RO77988A2/ro
Publication of RO77988A2publicationCriticalpatent/RO77988A2/ro
Procede de preparation d'un additif pour les huiles lubrifiantes, l'additif ainsi obtenu et une composition lubrifiante renfermant ledit additif