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C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
C02F1/00—Treatment of water, waste water, or sewage
C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
C02F1/60—Silicon compounds
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FR653784D1927-06-041928-04-30Procédé d'élimination de la silice en solution dans des liquides, en particulier dans les eaux d'utilisation
ExpiredFR653784A
(fr)
Perfectionnements aux appareils pour l'adoucissement ou l'épuration des eaux ou pour l'application des procédés fondés sur des réactions d'échange