• Optimization  of the water balance with the following  focal points;
• Reduction  of fresh water consumption, sewage volume and solid and energy losses
• Supporting new developments and reconstructions of wastewater treatment plants beginning with the concept and engineering up to the approval planning and construction management and bringing into service
• Trouble-shooting and optimization of  existing wastewater treatment plants

• Design of water cycles in the paper and cardboard industry
• Investigations of a tertiary sewage treatment for the recirculation of biologically purified waste water.
• Systemic analysis of water cycles in the special paper industry
• Reduction of the costs for chemicals due to an optimized process curcuitNew development and reconstruction of wastewater treatment plants