Our references

Our solutions are applied all over the world in numerous industries. To give an impression a selection of our activities is presented below.

VOCUS - biotrickling filter for solvent emissions

Spain – Vocus (trickling) system at Gamadecor (Porcelanosa group), a kitchen and bathroom furniture company. Biological treatment of high concentrations of butyl acetate, toluene and other VOC’s in 2 tower. 40.000 m3/h with 100 ton VOC/year.

Rumenia – Vocus (trickling) system at Multipack, a flexographic printing company. Biological treatment of high concentrations of ethanol, ethyl acetate and other VOC’s in 1 tower. 6000 m3/h with 50 ton VOC/year.

Spain – Vocus (trickling) at Ficosa, a car mirror producer. Biological treatment of high concentrations of butyl acatete, toluene ethyl acetate and other VOC’s in pilot plant. 30.000 m3/h with 100 ton VOC/year.

The Netherlands – Vocus (trickling) pilot plant at Straalbedrijf Boxtel, a metal coating company. Biological treatment of high concentrations of xylene, toluene and other VOC’s in pilot plant. 100.000 m3/h with 80 ton VOC/year

Belgium – Vocus (trickling) system at Gallopin, a flexographic printing company. Biological treatment of high concentrations of ethanol, ethyl acetate and other VOC’s in 2 towers. 12.000 m3/h with 50 ton VOC/year.

Belgium – Vocus (trickling) system at Cirepa, a flexographic printing company. Biological treatment of high concentrations of ethanol, ethyl acetate and other VOC’s in 1 tower. 12.000 m3/h with 50 ton VOC/year.

The Netherlands – Vocus (trickling) system at Altacel Transparant, a flexographic printing company. Biological treatment of high concentrations of ethanol, ethyl acetate and other VOC’s in 3 towers. 9.500 m3/h with 100 ton VOC/year

The Netherlands - Vocus (trickling) system at Papierindustry Maasmond, a flexographic printing company. Biological treatment of high concentrations of ethanol, ethyl acetate and other VOC’s in 1 tower. 15000 m3/h with 40 ton VOC/year.

The Netherlands – Vocus treating VOC emmision from flexographic printers at packaging producing company. Turn key delivery inlcuding for typical air flow 20.000 m3/h.

The Netherlands - Vocus supplied to flexographic company near Amsterdam treating VOC emmisions.

Spain – Fully remote controlled pilot installation for the removal of toluene, xyleen and ethyl acetate using biotrickling. Operated from our office in Heerenveen. Typical setup: fully containerized for easy transportation and commissioning.

Odour Control - emissions from industrial processes & waste water treatment plants

Austria - Process air from dryers for corn derivatives, a total of 65,000 m3/h. The system includes dust removal and air cooling prior to odour abatement by chemical scrubbing. Turn-key job including computerised automation. Multi stage cross flow scrubber system for odour control. The air is cooled and treated before release to atmosphere. Cooling capacity installed is 6 megawatt, the intake air can reach temperatures over 100 ºC.
France - Odour contour calculations indicating proper sizing of a stack to eliminate odour nuisance in the vicinity of a compound feed mill. Italy - Odour abatement at Pet Food production by chemical scrubbing. Approx. 70,000 m3/h can be handled by the system. The turn-key project included automation to operate with varying air flows. The Netherlands – 12 Dual stage biofilters and 2 heatexchangers for the removal of odour, mercaptans and traces of H2S from rapeseed production at typical airflow 110.000 m3/h . Full turn key delivery. The Netherlands - Odour control system featuring a precollector for fat and a scrubber section to remove odours from a meat preprocessing plant. Typical capacity 15,000 m3/h. Full feature supply, including chemical feed system and control panel. The Netherlands – Dual stage biofilters and pre-treatment scrubber for the treatment of fatty acids odours. For typical airflow of 7.500 m3/h
The Netherlands - Acid scrubber system for a mushroom compost preparation plant. Capacity 60,000 m3/h. Typical system. Turn-key supply with telemetric after sales support. Spain - Chemical scrubber for odour control in the workshop of food producing multinational. Approx. 70,000 m3/h capacity.
United Kingdom – Single stage biofilters made in FRP treating air from the production of pet-food at typical airflow 30.000 m3/h. On site 3 biofilters have been build and 1 chemical scrubber.
United Kingdom- Odour control at feed production plant in a residential area in Glasgow. 35 years of experience in biofiltration technique and remote monitoring of process conditions are a guarantee for a smell free environment.

Italy - Odour abatement by chemical scrubbing at pet food factory of Nestle. Approx. 70,000 m3/h can be handled by the system. The turn-key project included automation to operate with varying air flows.

United Kingdom - Fish feed production plant. Odour abatement by biofiltration. Averaging 135,000 m3/h is preconditioned and purified. The turn-key project included computerised automation and the complete exhaust system.

Spain - Chemical scrubber for odour control in the workshop of Nestle Purina. Approx. 70,000 m3/h capacity.

Sulphus

The Netherlands – Sulphus unit and subsequent biofilter treating mercaptans at >10 ppm and H2S up to 80 ppm. Typical airflow 3500 m3/h.
The Netherlands – 4 Sulphus installations at WWTP. Treatment of H2S approximate 100 ppm. All delivered turn key and full guaranteed at 99% H2S removal. Typical airflows 500 – 2500 m3/h

The Netherlands - Sulphus SS2200 treating 900 m3/h with 25 ppm H2S at pompstation Geert Huizinga Groningen

Dubai (UAE) – 8 Sulphus DS3500 treating 15.000 m3/h with 2000 ppm H2S at the Ajman WWTP.

The Netherlands –Sulphus HS2300 RWZI treating 900 m3/h with 1 ppm H2S at WWTP Harnaschpolder.

The Netherlands - Sulphus SS3500 treating 1500 m3/h with 400 ppm H2S at Trobas Gelatine

Preconditioning

Denmark - Venturi scrubber with quencher for dust removal from process air from a municipal waste handling station. Prior to the dust removal, the air is cooled from +200 degrees C to 65 degrees C. The dust collection efficiency remains constant over the entire range of the design air flow, 6,400-9,600 m3/h
Belgium - Packed tower scrubber for the removal of 4-Chlorobutyryl chloride.  Typical airflow 10,000 m3/h. Scrubber with explosion proof features.
Germany - OCC plus system for combined cooling and enhanced ammonia removal from 25,000 m3/h of process air from a composting plant for Source Separated Organic Waste. The plastic heat exchanger is integrated in the scrubber system to provide both cooling and surface for the absorption process. The Netherlands - Ventilation and dust control system featuring a special bag filter design for the handling and sieving of composted organic waste. Capacities 35,000 to 45,000 m3/h. Supply included design of local exhaust points and encapsulation of conveyor belts.

The UK – Biofiltration at a waste handling plant, including cooling by a Heat exchanger and cooling towers. Treatment of 30.000 m3/h odorous air on 110m2.

The Netherlands & UK– Scrubber for conditioning of process air. OEM delivery. Typical airflow 22.000 m3/h. Delivery with full operational support. USA - A heat exchanger is delivered, available for an airflows up to 100,000 m3/h and 8MW cooling power. South Africa - Venturi scrubber at Sappi Saicor, a paper mill. Typical air flow 127,500 m3/h. The dust removal efficiency is over 99% at a pressure drop of 2000 Pa.

The Netherlands– Biofilter at vegetable oil refinery of ADM. 86,000 m3/h is preconditioned and purified. The turn-key project included computerised automation.

 

Scotland – Biofilter at fish feed production plant of Skretting (Nutreco). 135,000 m3/h is preconditioned and purified. The turn-key project included computerised automation and the complete exhaust system.