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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
C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
C02F5/083—Mineral agents
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FR1003149D1946-12-101946-12-10Procédé pour lutter contre l'entartrage des canalisations d'eau, des chaudières, etc.
ExpiredFR1003149A
(fr)
Procédé et machine pour déshydrater l'air atmosphérique et recueillir l'eau correspondante, en vue de l'utiliser à tous usages, en particulier comme eau potable