Tenneco Automotive Operating Company Inc.

Edward C Hill

Manoj K Sampath

John R Hardin

Matthew Yule

Christopher Poplin

Brooke E Gwaltney

Hyde Kani

Xuegeng Zhu

A flow distributor provided within an exhaust system for a combustion engine configured to generate an exhaust fluid stream. The flow distributor comprising an inlet, and a plate. The plate having at least one perforation defining an outlet, a first peak and a second peak spaced from the first peak.

Exhaust system for a combustion engine including a flow distributor

An exhaust after-treatment system for treating an exhaust produced by an engine, including an exhaust passage in communication with the engine; an injector for dosing an exhaust treatment fluid into the exhaust passage, a mixing device positioned downstream from the injector, the mixing device operable to intermingle the exhaust treatment fluid and the exhaust; an irregularly-shaped exhaust treatment substrate positioned downstream from the mixing device; and a dispersion device positioned between the mixing device and the irregularly-shaped exhaust treatment substrate. The dispersion device includes a plurality of dispersion members each being operable to direct an exhaust stream flowing through the dispersion device into a plurality of different directions to disperse the exhaust flow over substantially an entire surface of the irregularly-shaped exhaust treatment substrate.

Exhaust gas flow distribution system

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Jackson, MI, United States of America

Edward C Hill