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Our company looks back on almost 100 years of history! A long time in which a lot has happened, and we have played a decisive role in shaping the development of our industry. Take a journey into the past with us.


Carrying out a study entitled “Measures to reduce corrosion on the combustion chamber side” (original in German) at the Düsseldorf waste incineration plant – together with Stadtwerke Düsseldorf AG and Vereinigte Kesselwerke AG. The study was funded by the Federal Ministry of Research and Technology.

In addition, further development of the pulse-jet filter for cleaning flue gases from power plants and waste-to-energy facilities took place.

  • Model tests for flow simulation in the combustion chamber

  • Lentjes office building in Dusseldorf, Germany

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