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Passavant Scraper Technology for Longitudinal Tanks

The Passavant® Scraper Technology for Longitudinal Tanks have been especially developed for automatically scraped, rectangular sedimentation tanks.

Unique Selling Point

For a safe year-round operation even in ice, snow and wet surface, Passavant Scrapers are available with positive drive via rack and rail.
Passavant represents robust, tried and tested scraper technology with a long life time cycle.
A long-term spare parts supply is ensured.


The bridge design Passavant® Scraper Technology for Longitudinal Tanks spans one or several side by side installed longitudinal tanks. The blade scraper pushes the sludge deposits, against the direction of the flow, into a sludge hopper located at the inlet, whilst the suction system conveys the sediment from the tank bottom directly to a collecting trough. 
As an optional system, sludge removal is also possible in both operational directions, enabling the removal of higher quantities of sludge with a shorter sludge retention period. The floating scum is generally moved in flow direction to the outlet end of the sedimentation tank, from where it is removed.


Primary and secondary clarification

The aim of the primary and secondary clarification processes is to remove all floating and settleable solids, as far as possible, and to draw off clear water. Aqseptence Group develops robust, low wear scraper technologies for the...


Locations and Contact


Aqseptence Group FZCO, Dubai

Sales Location
East Side 5EA, 7th floor, 722
P.O. Box 371082
Dubai Airport Free Zone
United Arab Emirates
United Arab Emirates

Tel: +971 42278456



Aqseptence Group Pty Ltd., Brisbane

Sales and Manufacturing Location
88 Brickyard Road,
Geebung 4034 QLD
PO Box 85, Virginia DC,
QLD 4014

Tel: +61 7 3867 5555

Fax: +61 7 3867 5566



Aqseptence Group GmbH, Aarbergen

Sales and Manufacturing Location
Passavant-Geiger-Strasse 1
65326 Aarbergen

Tel: +49 6120 280

Fax: +49 6120 28 2182


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