biological remediation WAVIN is progressing well

Bodem-Wavin 450x250

The soil on the WAVIN site in Hardenberg has been contaminated with solvents for a long time. These substances were formerly used as a degreasing agent. WAVIN has been controlling this groundwater contamination since the 1990s. Groundwater was pumped up and cleaned above ground. But the problem was not definitively …

Continue reading

Best available technique for treating incinerator ash washing water

Ind-BAWW 450x250

Het wassen van bodemas is een noodzakelijke stap in het verouderingsproces om bodemassen vrij toepasbaar te maken in de bouw (meer informatie in het nieuwbericht)The resulting wastewater needs to be treated before it can be discharged. The wastewater has a number of challenging characteristics (salt, high pH, heavy metals, high …

Continue reading

Get more financial benefit from soil remediation.

Developments in the field of biotechnology give rise to new possibilities in ongoing soil treatment and monitoring. There are new publications every year concerning micro-organisms that have the ability to degrade pollutants. For example, a publication in 2017 revealing the discovery of an anaerobic benzene-degrading bacterial species. If you have …

Continue reading

Optimisation of biofilter for odour removal

Orvion has carried out an optimisation of a biofilter for ADM Europoort. ADM’s biofilter is used to remove odour from the waste gases that are produced during the production of soya and rapeseed oil. The biofilter is filled with bark from pine trees that acts as a carrier for bacteria …

Continue reading

Troubleshooting at a highly loaded MBR water treatment plant

Logisticon logo

Client: Logisticon Water Treatment Question: A very highly loaded MBR bioreactor (average influent concentrations COD 15.000 mg/L and ammonium 4.000 mg-N/L) showed Nitrite accumulation (up to 1.000 mg/L) and didn’t function properly. The question was to find the underlying problems and advise on the optimization of the process in order …

Continue reading