Patent · US Expired

Molybdenum-sulfur additives

US7309680B2 · kind B2 · utility

4Cited by
16References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 1, 2003
Grant dateDec 18, 2007
Priority date
Expiry dateMar 1, 2025

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2050/10
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A process for making an additive comprising one or more oil-soluble or oil-dispersible molybdenum-sulfur compounds, said process comprising the steps of: The additive has improved color characteristics and a lubricating oil composition comprising said additive is more benign to corrosion of metals.

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