Patent · US Expired

Alkylphosphonate lubricating oil

US4356097A · kind A · utility

9Cited by
8References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 12, 1979
Grant dateOct 26, 1982
Priority date
Expiry dateFeb 12, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2040/28
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Engine crankcase lubricating oil containing a dihydrocarbyl hydrocarbylphosphonate (e.g. diethyl octadecylphosphonate) exhibits reduced friction which results in an increase in gasoline mileage thus conserving energy.

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