Patent · US Expired

Aqueous lubricants containing metal hydrocarbyl dithiophosphates

US4253975A · kind A · utility

21Cited by
4References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 27, 1979
Grant dateMar 3, 1981
Priority date
Expiry dateAug 27, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2050/01
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Lubricating oils, which in aqueous media are useful hydraulic fluids and the like, contain a metal hydrocarbyl dithiophosphate and a system of other additives which solubilize the dithiophosphates in the aqueous oils.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.