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:
Feb. 20, 2024

Filed:

Dec. 15, 2022
Applicant:

Saudi Arabian Oil Company, Dhahran, SA;

Inventors:

Andrew Baur, Whitmore Lake, MI (US);

Xin Yu, New Hudson, MI (US);

Anqi Zhang, Canton, MI (US);

David Cleary, West Bloomfield, MI (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D 41/02 (2006.01); F02P 9/00 (2006.01); F01N 3/20 (2006.01); F02D 41/30 (2006.01);
U.S. Cl.
CPC ...
F02D 41/0255 (2013.01); F01N 3/204 (2013.01); F01N 3/2013 (2013.01); F01N 3/2033 (2013.01); F02D 41/3017 (2013.01); F02D 41/3076 (2013.01); F02P 9/002 (2013.01); F01N 3/2006 (2013.01); F01N 2610/03 (2013.01);
Abstract

A motor system includes an engine having one or more cylinders, an electronic control unit, an exhaust treatment system in fluid connection with and downstream of the one or more cylinders. The exhaust treatment system includes an exhaust line, a combustion zone downstream, a combustion ignition source in the combustion zone, a catalyst downstream of an in thermal communication with the combustion zone. A method of heating a catalyst during an engine cold start and a method of initiating regular operating conditions of an engine having one or more cylinders are also described.


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