Dr. Winfried Gräfen


AWT chairman - heat treatment and Materials Technology Association.

Physics research at University of Dusseldorf, graduated from physicist in 1987. The main contents of the study are solid state, plasma and laser physics.

From 1988 to 1989, the TV tube was developed in NOKIA, Esslingen.

Since January 1, 1990, Ipsen's development department, located in Kleve, has emphasized the development of low pressure carburizing, plasma carburizing and nitriding processes.

In 2002, received a doctorate degree in low pressure carburizing at University of Bremen.

Since October 1, 2002, the head of R & D Department of Ipsen company.

Since August 1, 2007, Hanomag Lohnh Lohnh rterei Group Technical Director.

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