Exhaust-gas heat recovery appliance

Heat exchange – With timer – programmer – time delay – or condition responsive... – Fluid pressure responsive or control

Reexamination Certificate

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Details

C165S284000, C165S051000, C165S103000, C165S158000, C060S309000, C060S320000

Reexamination Certificate

active

06942027

ABSTRACT:
An exhaust-gas heat recovery appliance having a heat-exchanger line and a bypass line and a heat exchanger being arranged in the region of the heat-exchanger line. At least one valve device, for the purpose of influencing the mass flow of exhaust gas, is provided in the heat-exchanger line and the bypass line. Further, at least the heat-exchanger line has a slope in the direction of flow of the exhaust gas in the installed position.

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patent: 5121602 (1992-06-01), McCorvey
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patent: 8246964 (1996-09-01), None
patent: 2001140636 (2001-05-01), None
patent: 2001182627 (2001-07-01), None
patent: WO 01/50047 (2001-07-01), None

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