公开(公告)号：US3732167A

公开(公告)日：1973-05-08

申请号：US3732167D

申请日：1970-12-24

Applicant: TEXACO INC

Inventor： FOUCHER W ,  SIEGART W ,  MORRIS H

IPC: C10M1/48

CPC classification number: C10M1/08 ,  C10M2215/064 ,  C10M2217/023 ,  C10M2219/046 ,  C10M2223/045 ,  C10M2223/065 ,  C10N2210/02

Abstract: MOTOR OIL COMPOSITION COMPRISING A MINERAL LUBRICATING OIL CONTAINING IN COMBINATION AN ALKYLATED DIPHENYLAINE, A ZINC DIHYDROCARBYL DITHIOPHOSPHATE, A HYDROXYALKYL HYDROCARBLY THIOPHOSPHONATE, A NITROGEN-CONTAINING METHACRYLATE POLYMER AND AN OVERBASED CALCIUM SULFONATE AND METHOD FOR OPERATING AN INTERNAL COMBUSTION RECIPROCATING ENGINE.