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 7815697 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 19, 2010

Filed:

Dec. 10, 2004
Applicants:

Matthias Krull, Harxheim, DE;

Bettina Siggelkow, Oberhausen, DE;

Martina Hess, Mülheim a. d. Ruhr, DE;

Inventors:

Matthias Krull, Harxheim, DE;

Bettina Siggelkow, Oberhausen, DE;

Martina Hess, Mülheim a. d. Ruhr, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10L 1/196 (2006.01); C10L 1/234 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention provides a fuel oil composition comprising a fuel oil of mineral origin and a fuel oil of vegetable and/or animal origin and as a cold additive, the constituents, at least one copolymer composed of ethylene and 8-21 mol % of at least one acrylic and vinyl ester having a C-Calkyl radical and at least one comb polymer containing structural units composed of at least one olefin as monomer 1 which bears at least one C-Calkyl radical on the olefinic double bond, and at least one ethylenically unsaturated dicarboxylic acid as monomer 2 which bears at least one C-Calkyl radical bonded via an amide and/or imide moiety.


Find Patent Forward Citations

Krull, Matthias. (2010). Fuel oils composed of middle distillates and oils of vegetable or animal origin and having improved cold flow properties (U.S. Patent No. 7815697). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7815697

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