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.

Date of Patent:
Oct. 31, 2023

Filed:

Sep. 23, 2021
Applicant:

Ford Global Technologies, Llc, Dearborn, MI (US);

Inventors:

Yun Xing, Canton, MI (US);

Brien Fulton, Bloomfield Hills, MI (US);

Hassene Jammoussi, Canton, MI (US);

John Erik Mikael Hellstrom, Ann Arbor, MI (US);

Carlos Armesto, Canton, MI (US);

William P. Boone, Northville, MI (US);

Alex John William Michael Howard, Halstead, GB;

Assignee:

Ford Global Technologies, LLC, Dearborn, MI (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F02D 41/30 (2006.01); G01N 33/28 (2006.01); F02D 41/22 (2006.01);
U.S. Cl.
CPC ...
F02D 41/22 (2013.01); F02D 41/3082 (2013.01); G01N 33/2847 (2013.01); F02D 2041/224 (2013.01); F02D 2041/228 (2013.01); F02D 2200/0602 (2013.01); F02D 2200/0611 (2013.01);
Abstract

A method for determining the presence of water and diesel exhaust fluid mixed with diesel fuel is disclosed. In one example, output pressure of a fuel pump may be indicative of the presence or absence of water in diesel fuel. The presence or absence of water in fuel may be evaluated in response to filling a fuel tank.


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