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BOUTILLER DEMARET MARIE CATHERINE
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BOUTILLER DEMARET MARIE CATHERINE
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Application filed by BOUTILLER DEMARET MARIE CATHERINEfiledCriticalBOUTILLER DEMARET MARIE CATHERINE
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Publication of FR339423ApublicationCriticalpatent/FR339423A/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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FR339423D1904-01-081904-01-08Composition pour empecher les incrustations dans les chaudières à vapeur
ExpiredFR339423A
(fr)
Perfectionnements aux dispositifs alimentateurs d'eau et élévateurs de liquides pour chaudières à vapeur, et applicables à d'autres destinations