1969 Engineering Studies Inorganic Chemistry/Chemical Engineering
1974 Scientific Assistant/Assistant Professor Inorganic Chemistry University, Darmstadt, Germany
1977 Doctorate in Inorganic Metallurgical Chemistry/-Chemical Engineering
1978 Project Engineer Linde AG,Linde Engineering Division, Pullach, Germany
Process Calculation, Product Application, Sales,
1980 Manager Cryogenic Air Separation Department
1986 Manager NonCryogenic Air Separation Plants
2000 Manager Business Development
2012 Vice President Business Development and Sales
2016 Retirement from Linde Ag
2017 Establishing engineering & consultant firm beyselAirtec, Eurasburg, Germany