Case Studies

Discover practical examples of successful wastewater projects. Our case studies show how individual challenges are overcome with tailor-made solutions.

Our Case Studies at a Glance

Filter Industry

Industrial piping systems with shiny metal pipes and blue fittings assembled in a factory environment.

Wastewater Treatment Plant in the Pharmaceutical Industry at Biotest AG

Case Study

Efficient wastewater treatment in pharmaceuticals, biotech and healthcare: DAS technology reduces COD, TOC and micropollutants for Biotest AG.

Industrial facility with several large black tanks and blue containers, surrounded by flowering yellow plants, under a cloudy sky, in connection with MBBR water treatment technology.

Wastewater Treatment in the Food Industry at DSM Nutritional Products

Case Study

Sustainable wastewater treatment for DSM: Two-stage MBBR plant reduces TOC, solvents and salt contamination – flexible, scalable, reliable.

An industrial plant room with multiple pipes and valves flanks a metal maintenance walkway that runs through a modern factory environment.

Wastewater Treatment at Kesslergrube

Case Study

Construction of a groundwater purification plant during the remediation of a former multi-dispolsal landfill in Grenzach-Wyhlen

The modern industrial facility shows a beige-gray building with several ventilation pipes and a blue door, surrounded by a paved area under a cloudy sky.

Wastewater Treatment Flotation at ARA Rhein

Case Study

Construction and operation of a microflotation plant to optimise biological wastewater treatment – ARA Rhine Switzerland – by DAS Environmental Expert GmbH.

A stack of colorful silicon wafers with intricate patterns is shown, highlighting the precision and complexity of semiconductor technology.

Waste Gas Treatment Concept for Wet Bench Processes in the Semiconductor Industry

Case Study

Innovative PoU abatement SALIX for wet processes in semiconductor manufacturing: eliminates harmful gases directly at source, replacing switch boxes.

Six schematic representations of cells with purple boxes labelled ‘GIANT’ and “EDC”, grey circles labelled ‘KAI a-Si’ and ‘KAI µc-Si’, and blue arrows showing the connection between the elements.

Cost Reduction by Improvements of Waste Gas Treatment at a Silicon Thin Film Solar Cell Mass Production Line

Case Study

Learn how innovative solutions in silicon production optimise processes and reduce costs.

Several state-of-the-art dosing stations lined up in an industrial setting, standing on a metal rack and illuminated from above.

Wastewater Treatment in the Cosmetic Industry

Case Study

Modern wastewater solution for cosmetics manufacturers: combination of chemical-physical pre-treatment and MBBR reduces COD <1,500 at 120–140 m³/d

A glowing light bulb stands out against a blurred green background, conveying a sense of innovation and environmentally friendly energy.

TSUGA: From a Master Thesis to a Successful DeNOx Solution

Case Study

In semiconductor manufacturing, the effective removal of nitrogen oxides (NOx) is of crucial importance. DAS EE supports its customers with innovative solutions for the efficient purification of these harmful waste gases.

A large brick building with blue garage doors stands on a lush green lawn, surrounded by palm trees and under a clear blue sky.

Wastewater Treatment in the Beverage Industry at REFRES NOW S.A.

Case Study

Efficient wastewater treatment in the beverage industry with MBBR and TFR technology – an economical solution for high COD loads during production expansion.

An industrial wastewater treatment plant featuring concrete tanks and metal walkways is surrounded by lush green fields and dense trees under a cloudy sky.

Wastewater Treatment Plant in the Dairy Industry for DMK

Case Study

Efficient wastewater treatment in the dairy industry – optimisation of cleaning performance and energy consumption through modern activated sludge systems.

An aerial view of an industrial facility featuring large storage tanks and a cylindrical structure with interconnected pipelines, a blue truck is parked nearby for maintenance, highlighting industrial operations and logistics.

Wastewater Treatment Plant in the Potato Industry

Case Study

Efficient wastewater treatment in potato processing – with customized biological and mechanical treatment for seasonally fluctuating loads.

Aerial view of an industrial wastewater treatment facility with a rectangular layout, showcasing large tanks filled with sediment in varying shades of brown, surrounded by pipes and machinery, set against a backdrop of trees.

Wastewater Treatment in the Paper Industry

Case Study

An innovative system called E-PLATE from DAS Environmental Expert GmbH now makes it possible to transfer heat from wastewater to process water.

A stainless-steel E-Plate system with a partially open lid is situated outdoors, with a background of industrial buildings and a clear blue sky.

Waste Water Treatment for Evers Specials B.V.

Case Study

E-PLATE: Heat Recovery as Key to Efficiency and Sustainability in Food Production

A large-scale industrial manufacturing setup featuring multiple cylindrical tanks, pipes, and machinery on a tiled platform used for processing and production in a factory setting.

Water Treatment for High-Tech Leader

A leading silicon wafer manufacturer expands with a new DAS water treatment plant. The system efficiently treats complex wastewater while cutting energy and operating costs.

Your Contact for Individual Project Solutions

Would you like to find out more about our references or realize a similar project? Our experts will advise you personally and develop a tailor-made concept for your application. Contact us - together we will find the optimum solution for your wastewater treatment.

Stavroula (Valia) Sfaelou

Director Sales Water Treatment Global

+49 351 40494-300 sales-water@das-ee.com LinkedIn

Contact now