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Le Polytechnique Des Bamboutos
Encore appelé filtres bio-sable, ces filtres biologiques sont fait à partir du béton moulé a l’intérieure duquel on superpose trois couches de différentes granulométries avec la culture d’une couche biologique superficielle qui permet la filtration de l’eau. Toute fois l’obtention de ce filtre nécessite un processus de fabrication comportant plusieurs étapes successives partant de la matière première jusqu’au produit final.
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