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Dive into the research topics where Johann Dipl Ing Dr Riegel is active.

Publication


Featured researches published by Johann Dipl Ing Dr Riegel.


Archive | 1994

Sensor arrangement for determining gas components and/or gas concentrations of gas mixtures

Karl-Hermann Friese; Hermann Dr Dietz; Werner Dipl Phys Dr Gruenwald; Gerhard Hoetzel; Harald Neumann; Johann Dipl Ing Dr Riegel; Bernd Schumann


Archive | 1993

Sensor zur Bestimmung von Gaskomponenten und/oder Gaskonzentrationen von Gasgemischen

Karl-Hermann Friese; Werner Dipl Phys Dr Gruenwald; Harald Neumann; Johann Dipl Ing Dr Riegel


Archive | 1992

Sensor zur Bestimmung von Bestandteilen von Gasgemischen

Harald Neumann; Johann Dipl Ing Dr Riegel


Archive | 1994

Device for determining the proportion of oxygen in exhaust gases of an internal combustion engine used for moving vehicles.

Gerhard Hoetzel; Harald Neumann; Walter Strassner; Johann Dipl Ing Dr Riegel


Archive | 1994

Sensor zur Bestimmung der Konzentration von Gaskomponenten in Gasgemischen Sensor for determining the concentration of gas components in gas mixtures

Gerhard Hoetzel; Harald Neumann; Johann Dipl Ing Dr Riegel; Frank Stanglmeier


Archive | 1994

Sensor for determining the concentration of gas components in gas mixtures

Gerhard Hoetzel; Harald Neumann; Johann Dipl Ing Dr Riegel; Frank Stanglmeier


Archive | 1993

Sensoranordnung zur Bestimmung von Gaskomponenten und/oder von Gaskonzentrationen von Gasgemischen Sensor arrangement for determining gas components and / or gas concentrations of gas mixtures

Karl-Hermann Friese; Hermann Dr Dietz; Werner Dipl Phys Dr Gruenwald; Gerhard Hoetzel; Harald Neumann; Johann Dipl Ing Dr Riegel; Bernd Schumann


Archive | 1993

Verfahren zum Betrieb einer Sauerstoffsonde mit interner Referenzatmosphäre A method of operating an oxygen probe with an internal reference atmosphere

Gerhard Hoetzel; Harald Neumann; Walter Strassner; Johann Dipl Ing Dr Riegel


Archive | 1993

Verfahren zur Bestimmung von Gaskomponenten und/oder Gaskonzentrationen von Gasgemischen Method for determining gas components and / or gas concentrations of gas mixtures

Gerhard Hoetzel; Harald Neumann; Johann Dipl Ing Dr Riegel


Archive | 1993

Vorrichtung zur Erfassung des Sauerstoffgehalts im Abgas einer für den Antrieb eines Kraftfahrzeugs verwendeten Brennkraftmaschine A device for detecting the oxygen content in the exhaust gas of an internal combustion engine used for the propulsion of a motor vehicle

Gerhard Hoetzel; Harald Neumann; Johann Dipl Ing Dr Riegel; Walter Strassner

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