Multi-stage scrubbers
Exhausts from industrial processes often require cooling, dedusting or removal of gaseous pollutants. In many cases, scrubbers are of advantage for these duties. GEA offers Venturi scrubbers and jet scrubbers which are the most widely employed scrubber types. Often applications require counterflow-columns with packings (packed-bed, packings, trays) or a combination of these columns and jet scrubbers.
Wet scrubber have 3 main tasks:
GEA offers a complete series of scrubber types which can be combined with each other, depending on the application and on the specific requirements. Customized needs are optimally taken into account. A high purity of the exhaust air and low residual product quantities are ensured.
The following scrubber types are used depending on the respective application:
The apparatuses specified above are ideally suitable for dust removal, absorbing pollutants as well as for recovering valuable substances.
Vertically standing tube with Venturi throat and displacer (Venturi cone) and spray nozzles arranged concentrically in the tube, above the Venturi throat.
Vertical or sloped standing tube with vertical gas inlet and propelling nozzles arranged concentrically in the tube above the side gas inlet.