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Ecological treatment plant in Tour-en-Sologne

Publication date 20/01/2017 From €100.00

Water circuit

The treatment plant of Tour-en-Sologne and Bracieux (Loir-et-Cher), installed in the middle of the forest, treats wastewater by natural filtration. The use of chemicals is minimized by the use of a greenhouse of tropical plants, a process which represents an additional cost of 5 to 10% to the construction but which will be profitable on the operation.

The syrotherm, sea water desalination machine

Publication date 24/01/1967 From €100.00

Water circuit

Principle of operation of the syrotherme, a small machine that transforms seawater into fresh water and presented as a demonstration in a boiler shop in Vincennes (Val-de-Marne).

Recovery of rainwater for domestic purposes

Publication date 18/06/2006 From €100.00

Water circuit

In Marcq-en-Baroeul (North) individuals recover rainwater thanks to more or less sophisticated equipment in their gardens and their homes: a huge tank of water used for watering the garden, a buried tank where rainwater is stored, pumped and purified for non-food use.

Turning wastewater into biofuel in Valenton

Publication date 16/05/2016 From €100.00

Water circuit

The Valenton sewage treatment plant (Val-de-Marne) is experimenting with a process unique in the world, the transformation of wastewater from depolluted sludge into biofuel.

Hot water production at the Lycée Voltaire boarding school in Orléans

Publication date 06/05/2017 From €100.00

Water circuit

At the boarding school of Lycée Voltaire in Orléans (Loiret), the heating of tap water is done through the recovery of heat from wastewater. Close up on this device.

A municipal swimming pool heated by sewage in Paris

Publication date 05/10/2016 From €100.00

Water circuit

Close-up on the heating of a Parisian municipal swimming pool that is realized from the recovery of heat from the wastewater of the sewers of Paris.

A more ecological wastewater treatment plant in the Yvelines

Publication date 23/04/2013 From €100.00

Water circuit

In the Yvelines, the municipality of Nézel benefits from a new ecological wastewater treatment plant where the treatment of wastewater is done partly thanks to plants and avoids the odors of conventional plants. Interviews with Alain Schmitz, President of the General Council of Yvelines, Dominique Turpin, Mayor of Nézel, and Alexis Bidon, Director of Direction of Agence Seine Nord.

The Achères sewage treatment plant

Publication date 28/04/1966 From €100.00

Water circuit

En 1966, la station d'épuration d'Achères, en Seine-et-Oise (Yvelines), la plus importante du marché commun, traite les eaux usées de Paris avant de les rejeter dans la Seine. Interview du directeur des eaux et de l'assainissement du département de la Seine qui explique son fonctionnement. Malgré son agrandissement elle est déjà en sous-capacité.

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