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RUMFORD CHEMICAL WORKS
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RUMFORD CHEMICAL WORKS
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Publication of FR814704ApublicationCriticalpatent/FR814704A/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
C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
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FR814704D1936-05-151936-12-08Perfectionnements au procédé d'adoucissement de l'eau et de dissolution des sels de calcium
ExpiredFR814704A
(fr)