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Publication of FR948088ApublicationCriticalpatent/FR948088A/fr
C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
C02F5/02—Softening water by precipitation of the hardness
C02F5/025—Hot-water softening devices
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FR948088D1941-04-071946-12-27Procédé et dispositif pour l'épuration d'eau d'alimentation de chaudière à chaud et à pression atmosphérique
ExpiredFR948088A
(fr)