Company Filing History:
Years Active: 2003-2009
Title: Erich Schiefer: Innovator in Exhaust Gas Analysis
Introduction
Erich Schiefer is a notable inventor based in Graz, Austria. He has made significant contributions to the field of exhaust gas analysis, holding a total of 3 patents. His work focuses on developing advanced measuring devices that enhance the understanding of combustion processes.
Latest Patents
One of Schiefer's latest patents is a measuring device, preferably a test stand for engines and vehicles for analyzing exhaust gases of a combustion engine. This invention includes at least one exhaust gas supply line that connects to the exhaust system of the combustion engine. It features multiple measuring branches, each equipped with an analysis unit for determining exhaust gas constituents. A key aspect of this invention is the inclusion of a filter device in at least one measuring branch, which contains a filter material selective for gaseous hydrocarbons, such as zeolites or silicates.
Another significant patent involves a method for determining the characteristic properties of soot particles originating from combustion processes. This method utilizes the determination of the blackening of a filter paper to achieve a quick and relatively accurate assessment of particle sizes and other characteristics. The method also establishes pressure conditions on the filter paper, allowing for the determination of differential pressure caused by particle deposition.
Career Highlights
Erich Schiefer is currently employed at AVL List GmbH, a company renowned for its expertise in powertrain engineering and testing. His work at AVL List GmbH has positioned him as a key player in the development of innovative solutions for exhaust gas analysis.
Collaborations
Throughout his career, Schiefer has collaborated with notable colleagues, including Wolfgang Schindler and Aden Hodzic. These collaborations have contributed to the advancement of technologies in the field of combustion analysis.
Conclusion
Erich Schiefer's contributions to exhaust gas analysis through his innovative patents and work at AVL List GmbH highlight his importance in the field. His inventions continue to pave the way for advancements in understanding combustion processes and improving environmental standards.