| abstract |
The subject of the present invention is the use of a composite material for the purification of waters contaminated by microorganisms, said material comprising (I) at least one porous support, alumina; (II) at least one assistant material selected from the group consisting of: titanium oxide TiO, phosphate compounds comprising PO, MOO, SiO, BO anions, a compound containing chromate ions CrO4, a compound containing dichromate ions Cr O; and (III) at least one active phase comprising one or more oxides, or water insoluble salts, transition metals comprising cations selected from the group consisting of: Ag, Ni, Cu, Co, Co, Fe, Mn . |