EGR cooler

Details EGR cooler EGR cooler

2007-02-06

2007-02-06

Wolfe, Jr., Willis R. (Department: 3747)

Internal-combustion engines

Charge forming device

Exhaust gas used with the combustible mixture

C165S158000, C165S177000

Reexamination Certificate

active

10526331

ABSTRACT:
The present invention provides an EGR cooler that is easy to manufacture and can accelerate heat exchange. Round in section tubes are plastically deformed in one plane crossing centerlines thereof such that corrugated exhaust gas flow paths are formed inside the tubes.

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patent: 9-242548 (1997-09-01), None
patent: 11-505011 (1999-05-01), None
patent: 2002-168586 (2002-06-01), None
patent: WO 00/39517 (2000-07-01), None

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