Case study - Helicopter Wing Karup (Karup Airbase)

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Courtesy of Envotherm A/S

COST EFFECTIVE AND ENVIRONMENTALLY CORRECT HANDLING OF WASTEWATER CONTAINING HEAVY METALS

Client:
The Danish Airforce helicopter group Helicopter Wings Karup, with homebase at the Karup Airfield.
Helicopter Wing Karup was challenged with their wastewater from washing the helicopters. The content of heavy metals exceeded the limits for the direct disposal into the sewage in the region. Therefor the wastewater was send for destruction.

Industry:
Industrial wastewater - washing water

Challenge:
Helicopter Wing Karup had expenses exceeding 1 million kroner per year for disposal of their wastewater.

Solution:
ET350
Envotherm ET350 concentrated the heavy metals and seperated the water to the extent that Helicopter Wing Karup only needs to dispose 1% compared to previous 100%. Helicopter Wing Karups investment in an Envotherm system was paid back within two years.

AAO

RESOURCE CONSERVATION TREATMENT OF PROCESS WATER FROM ALKALINE WASH LINE

Client:
Aage Østergaard A/S, DK - Horsens
The group includes, in addition Aage Østergaard A/S also: Scan Press A/S, EJ Værktøj, Bdr. Madsen Maskinteknik A/S and Erik Hudecek ApS. The company was established in 1924 and has 500 employees.

Industry:
Metal machining company that specializes in deep drawing, stamping and cold forming.

Challenge:
Aage Østergaard A/S disposes of each year 1,200 m3 of process water from alkaline automatic washing line. Until 2009, the company had annual costs of DKK 720,000 to an outside company for the disposal of process water. In addition, there are expenses for soft water.

Solution:
ET350Envotherm's new ET350 now process the wastewater so that only 5% must be disposed of. The remaining 95% distilled water is of such high quality that it can be recycled directly into the process again. Oil content

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