Our solutions

A wide range of solutions to help you make the water transition in your region

Water treatment technologies and facilities play a central role in public health, providing access to quality drinking water, combating pollution, preserving the environment and biodiversity, and enhancing the resilience of communities. With the challenges posed by climate change and emerging pollutants, the water sector requires increasingly advanced and innovative solutions.

To address these challenges, Stereau develops and implements innovative processes tailored to various types of water and new sources of pollution. These processes are among the most effective and competitive in the market, and they contribute to:

  • adapt processes to variations in water quality,
  • effectively combat micropollutants,
  • optimize energy and reagent consumption,
  • preserve resources by regenerating them (reuse of treated wastewater and recycling of nutrients),
  • agronomic and energy recovery from sewage sludge,
  • reduce greenhouse gas emissions by limiting the use of fossil fuels.
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Illustration of the Calcycle® process

CALCYCLE®

Process for reducing the calcium hardness of water, economical and compact, acting on the calcium-carbonate balance of water.

Carboflux Process

CARBOFLUX®

Developed to meet the operational constraints of challenging-to-treat waters such as waters from lakes or reservoirs that are highly eutrophic and chronically polluted with pesticides, CARBOFLUX® continuously absorbs, without the need for operational intervention, all peaks of pesticides or other soluble absorbable pollutants.

CARBOPLUS® Drinking water

CARBOPLUS® Drinking Water works on the principle of an activated carbon reactor on a fluidized bed with continuous renewal for the elimination of micropollutants.

Procédé Claribarb®

CLARICARB®

CLARICARB® responds to the constraints of operating waters subject to increased turbidity and chronic pesticide pollution. CLARICARB® continuously removes turbidity, organic matter, pesticide spikes, biodegradable dissolved organic carbon (BODC) and other soluble, adsorbable pollutants.

Delreb® process - Stereau.

DELREB®

DELREB® technology is used for physico-chemically-assisted settling, combining coagulation, flocculation, separation of suspended solids by lamellar settling at high water head, and sludge recovery by rotary scraping.

Equiflux® water treatment process

EQUIFLUX®

Physico-chemical treatment process used for physical-chemical decantation combining coagulation, flocculation and separation of suspended matter by lamellar decantation on a rectangular structure.

Operating diagram of the Stereau Aréoflux® flotation process.

FLOTATION AEROFLUX®

Process for removing organic matter and algae during the clarification stage.

Squids - UF Membranes® Ultrafiltration Treatment Process

ULTRAFILTRATION MEMBRANES

The ultrafiltration membrane water treatment process provides unparalleled treatment quality and sanitary safety. The final treatment stage, ultrafiltration, is integrated into a comprehensive treatment process tailored to the characteristics of the water source.

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