Passavant-Geiger combines the products and services of the brands Passavant, Geiger and Noggerath and stands for professionalism and quality. For more than 100 years, the development of components and complete solutions for clarification of municipal and industrial waste water, cooling water as well as sludge treatment has been influenced by the dialogue with our customers and thus, decisively contributed to the relief of the environment. These core competences in water, waste water and sludge treatment as well as water intake make a worldwide leading supplier of Passavant-Geiger.


Sludge Dewatering

Der im Zuge der Abwasserreinigung angefallene Klärschlamm wird entweder zur Weiterbehandlung genutzt oder entsorgt. Aus wirtschaftlicher Sicht empfiehlt es sich in beiden Fällen, das Volumen des Schlammes zu reduzieren. Das Verfahren der Schlammentwässerung ermöglicht die Abtrennung bzw. Abscheidung von Anteilen des Schlammwassers und verringert dadurch das Gesamtvolumen.

Gravity Thickener for Industrial Sludges

The sludge is fed through a central influent cylinder mounted to the thickener mechanism into the thickener tank.The thickening process is intensified with the application of vertically mounted stirring members. By means of an echelon type scraper blade assembly the thickened sludge on the tank bottom is removed to a center hopper from where it is drawn off by hydrostatic pressure or pumped off to further treatment facilities. Depending upon the mode of ...


Spare Parts & Special Parts

Spare Parts & Special Parts Spare parts as well as all special components for the domestic and industrial sectors are developed and produced at our own workshops (ISO 9001) and only leave our works after having complied with stringent specific test criteria. We do not merely supply spare parts for all products of the Passavant-Roediger family, but spare parts ranging from shut-off devices to accessories for sludge dewatering. Furthermore, our product ...

Our Customers

Our customers comprise, among others: Public and private companies world-wide, Local government authorities and associations, Industrial enterprises (food industry, paper industry, etc.), Engineering consultants, Institutions (for example Gesellschaft für technische Zusammenarbeit (GTZ))….as well as other organisations using our special components and which avail themselves of our experience and know-how in the environmental engineering plant sector.


ACHEMA 2012, ECWATECH 2010 - The International Trade Fair and Congress, ENTSORGA-ENTECO 2011, Pollutec Horizons 2011

Company details

Business Type:
Technology - Manufacturer

Industry Type:
Water and Wastewater

Market Focus:
Globally (various continents)


Environmental XPRT is part of XPRT Media All Rights Reserved