TEXT Hanko Spitznas1, Senior Manager Technical Customer Service,
Marcus Hauri2, Head of Production, Rainer Zwick2, Technical Manager,
Ian Hug3, Head of Global Service
1Gebr. Pfeiffer SE, Kaiserslautern/Germany
2Hans G. Hauri KG Mineralstoffwerke, Bötzingen/Germany
3Maerz Ofenbau AG, Zurich/Switzerland
