Our patents

As an innovative company we continuously work on the development of new technological processes.

We successfully patented following innovations:

Title	Patent number
Process to influence the sludge volume index for reducing floating sludge in sewage works	EP 1 445 239
Waste water purification plant with improved activated sludge separation	EP 1 854 524
Process and device for measuring sludge levels	DE 10 2010 031 857
Process for reducing floating sludge in sewage works	DE 10 2010 035 751