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:
Aug. 08, 2023

Filed:

Nov. 14, 2022
Applicant:

Man Energy Solutions SE, Augsburg, DE;

Inventor:

Klaus Strobl, Inchenhofen, DE;

Assignee:

MAN ENERGY SOLUTIONS SE, Augsburg, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 13/08 (2010.01); F01N 3/20 (2006.01); F01N 3/24 (2006.01);
U.S. Cl.
CPC ...
F01N 3/2053 (2013.01); F01N 13/087 (2013.01); F01N 3/24 (2013.01);
Abstract

The exhaust gas after-treatment system of an engine configured as a gas engine or as a dual-fuel engine includes a catalyst, that can be flowed through by exhaust gas, a control tube extending through a recess in the catalyst, which control tube is movable relative to the catalyst and is flowable through by exhaust gas, and an actuator which is equipped to move the control tube relative to the catalyst dependent on at least one operating condition of the engine and/or at least one operating condition of the exhaust gas after-treatment system such that in a first relative position of the control tube relative to the catalyst, the catalyst can be flowed through by exhaust gas but not the control tube, and in a second relative position of the control tube relative to the catalyst, the control tube can be flowed through by the exhaust gas but not the catalyst.


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