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
C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
C—CHEMISTRY; METALLURGY
C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
C22B3/306—Ketones or aldehydes
Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
Y02P10/00—Technologies related to metal processing
Y02P10/20—Recycling
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Geology
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Mechanical Engineering
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Water Supply & Treatment
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Organic Low-Molecular-Weight Compounds And Preparation Thereof
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Nouveaux agents d'extraction et nouveaux propanediamides, leur utilisation pour la récuperation des actinides et/ou des lanthanides et leur procédé de préparation
Procédés d'extraction et de récupération du tantale présent dans une phase aqueuse acide au moyen d'un liquide ionique, et utilisation d'un tel liquide ionique pour extraire le tantale d'une phase aqueuse acide
Amides a substituant heterocyclique azote, leur procede de preparation et leur utilisation pour extraire selectivement les actinides (iii) et les separer en particulier des lanthanides (iii).
Procede d'extraction selective de metaux de transition a partir de solutions acides par des systemes de ligands azotes polydentes et d'echangeurs cationiques
Procédé de récupération au moyen d'un éther-couronne du plutonium (IV) présent dans des solutions telles que les éffluents aqueux, les solutions concentrées de produits de fission et les solutions concentrées de plutonium
Utilisation de composes bifonctionnels, a fonctions acide phosphonique/phosphonate et amine, pour extraire l'uranium(vi) de solutions aqueuses d'acide nitrique