Softening water by precipitation of the hardness

Full Title

Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents (softening using ion-exchange C02F1/42) > Softening water by precipitation of the hardness

Child Classifications

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• C02F 5/025
• C02F 5/04 using phosphates (C02F5/06 takes precedence)
• C02F 5/06 using calcium compounds