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. 26, 2013

Filed:

Aug. 12, 2009
Applicant:

Michael J. Miller, Mt. Prospect, IL (US);

Inventor:

Michael J. Miller, Mt. Prospect, IL (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F02B 33/44 (2006.01);
U.S. Cl.
CPC ...
Abstract

An engine system for a combustion engine that has an intake manifold and an exhaust manifold has a turbine having a turbine inlet for receiving exhaust gas and a turbine outlet for discharging exhaust gas, and a diesel particulate filter (DPF) having a DPF inlet in flow-communication with the exhaust manifold and a DPF outlet in flow-communication with the turbine inlet. The exhaust at the exhaust manifold has a sufficiently high temperature to maintain passive regeneration of the DPF during normal operating conditions. If the engine system includes an exhaust gas recirculation (EGR) system, the EGR inlet is in flow-communication with the DPF outlet, and an EGR outlet is in flow-communication with the intake manifold. High pressure, high temperature, filtered EGR gas is available for EGR recirculation.


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Miller, Michael. (2013). Engine exhaust system having filter before turbocharger (U.S. Patent No. 8381518). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8381518

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