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

Introduced: January 1980

Title

Titles differ between systems:

IPC: Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents

CPC: Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents (softening using ion-exchange C02F1/42)

Full Title

Full titles differ between systems:

IPC:

Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents

CPC:

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

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

IPC defines codes here since 1980.

Child Classifications

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C02F 5/02 Softening water by precipitation of the hardness since 1980 +1 CPC IPC+CPC Available in IPC and CPC
C02F 5/08 Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents since 1980 +2 CPC IPC+CPC Available in IPC and CPC