Patent · US Expired

Fuel oil compositions

US6402797B1 · kind B1 · utility

1Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 28, 1999
Grant dateJun 11, 2002
Priority date
Expiry dateJul 28, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10L1/285
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

This invention provides a fuel oil composition comprising a major amount of a fuel oil and a minor amount of an additive comprising at least one fuel oil-soluble alkyl or alkoxy aromatic compound wherein at last one group independently selected from alkyl and alkoxy groups of 1 to 30 carbon atoms is attached to an aromatic nucleus and at least one carboxyl group and optionally one or two hydroxyl groups are attached to the aromatic nucleus; a process for the preparation of such a fuel oil composition; and the use of such a fuel oil composition as fuel in a compression-ignition engine for controlling wear rate in the fuel injection system thereof.

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