EP2363454A1 EP10196988A EP10196988A EP2363454A1 EP 2363454 A1 EP2363454 A1 EP 2363454A1 EP 10196988 A EP10196988 A EP 10196988A EP 10196988 A EP10196988 A EP 10196988A EP 2363454 A1 EP2363454 A1 EP 2363454A1 Authority EP European Patent Office Prior art keywords lubricating oil oil composition mass preferably oil Prior art date 2010-02-23 Legal status (The legal …