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US4038163A
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Process for the treatment by metallic ions of aqueous liquids and device for making the same
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US3835018A
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Apparatus for the treatment by metallic ions of aqueous liquids
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CA982081A
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Aqueous liquid purification by metallic ions from electrodes
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ZA7007340B
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Process for the treatment by metallic ions of aqueous liquids and device for making the same
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ES322252A3
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Installation for depuration and water sterilization. (Machine-translation by Google Translate, not legally binding)
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ES322248A3
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Device for the preparation of drinking water from insufficial gross water. (Machine-translation by Google Translate, not legally binding)
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ES316346A3
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Procedure for the depuration and sterilization of water. (Machine-translation by Google Translate, not legally binding)
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US3192142A
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Process and device for preparing drinking water from insalubrious crude water
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US3192146A
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Equipment for purification and sterilization of swimming pool waters
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