Measuring and testing – Test stand – For engine
Reexamination Certificate
2007-12-04
2007-12-04
Cygan, Michael (Department: 2855)
Measuring and testing
Test stand
For engine
C073S023210
Reexamination Certificate
active
11339530
ABSTRACT:
A method and apparatus for determining the quantities of pollutants in the exhaust gases of internal combustion engines wherein an essentially constant and fully conditioned quantity of humidity and/or temperature-conditioned combustion gas is supplied to the internal combustion engine at each instant whose quantity corresponds to at least the maximum quantity required by the respective combustion engine, wherein the exhaust gas is diluted with the quantity of combustion gas not used by the combustion engine, and then tested relative to quantities of pollutants and flow rate.
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Erlach Hans
Simperl Johann
AVL List GmbH
Cygan Michael
Davis Octavia
Dykema Gossett PLLC
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