The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 6488723 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 03, 2002

Filed:

Feb. 02, 2001
Applicant:
Inventors:

Alfred Richard Nelson, Williamsburg, MI (US);

Mark L. Nelson, Denver, CO (US);

Otis L. Nelson, Jr., Lake Leelanau, MI (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10L 1/18 ; C10L 1/22 ;
U.S. Cl.
CPC ...
C10L 1/18 ; C10L 1/22 ;
Abstract

A motor fuel additive composition comprises a mixture of: (a) from about 5 to about 50 weight percent, based upon the total weight of the additive, of a detergent component selected from the group consisting of (i) a reaction product of a substituted hydrocarbon and an amino compound, and (ii) a polybutylamine or polyisobutylamine; and (b) a fuel conditioner component comprising (i) from about 2 to about 50 weight percent, based upon the total weight of the additive, of a polar oxygenated hydrocarbon compound and (ii) from about 2 to about 50 weight percent, based upon the total weight of the additive, of an oxygenated compatibilizing agent. The fuel conditioner component may additionally comprise a hydrophilic separant, an aromatic hydrocarbon, or mixtures thereof. Additionally, in some cases the hydrophilic separant may also act as the compatibilizing agent. The additive may also additionally comprise a carrier oil or fluidizer. The additive is prepared by mixing together the detergent and fuel conditioner components, and is advantageous in that the detergent and fuel conditioner components synergistically interact to reduce both fuel intake system deposit formation and combustion chamber deposit formation, thereby inhibiting engine ORI.


Find Patent Forward Citations

Nelson, Alfred. (2002). Motor fuel additive composition and method for preparation thereof (U.S. Patent No. 6488723). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6488723

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