Lubricating oil composition

US6750183B2 · kind B2 · utility

Assignee

• Infineum International Limited · GB

Inventors

• Antonio Gutierrez · Mercerville, US
• Ricardo Bloch · Scotch Plains, US
• Nancy Z. Diggs · Westfield, US
• Fredrick Girschick · Scotch Plains, US
• David J. Martella · Plainsboro, US
• Mark G. Stevens · Rancho Cucamonga, US
• Jacob Emert · Brooklyn, US

Key dates

• Filing date: Dec 22, 2000
• Grant date: Jun 15, 2004
• Expiry date: Sep 17, 2021

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C10M141/06
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Lubricating oil compositions providing superior soot dispersing characteristics, which contain a combination of a high molecular weight dispersant and a soot dispersant comprising a linked aromatic oligomer.