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C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
C02F11/00—Treatment of sludge; Devices therefor
C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
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FR399585A1908-02-171909-02-17Bassin de décantation pour eaux résiduaires pouvant etre utilisé en meme temps comme bassin de dessiccation pour la boue
ExpiredFR399585A
(fr)