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Application filed by Bp Chem Int LtdfiledCriticalBp Chem Int Ltd
Priority to CS896190ApriorityCriticalpatent/CS276429B6/en
Publication of CS619089A3publicationCriticalpatent/CS619089A3/en
Publication of CS276429B6publicationCriticalpatent/CS276429B6/en
An industrial or automotive lubricating oil compsn. is claimed which comprises (a) 0-40 wt.% mineral oil(s); and (b) 100-60 wt.% of a polyether of formula RX(CCxH2xO)n(CyH2yO)pH)m (I) R= alkyl or alkylphenyl or 9-30C; X = O, S or N; x = 2-4; y = 6-30 m = 1 or Z; and n and p = such that (I) contains 1-35 wt.% (CyH2yO) units and 35-80 wt.% (CxH2xO) units. (I) differ in general from prior-art polyethers in that they can be used alone or in amts. predominating over those of mineral oils in lubricants.
CS896190A1989-11-011989-11-01Industrial or automobile lubricating oil composition
CS276429B6
(en)
COMPOSITION OF LUBRICATING OIL, WITH LOW CONTENT IN SULPHATED ASH, FOR DIESEL ENGINE CARTER FOR HEAVY SERVICES, CONCENTRATE OF ADDITIVES PACKING, PROCESS TO IMPROVE THE PERFORMANCE OF A LUBRICATING OIL FOR DIESEL ENGINE AND SERVICE, FOR SERVING DIESEL AND SERVICE ON A DIESEL ENGINE