Herstellung von Niob und Tantal durch Schmelzflußelektrolyse

Rockenbauer, W.

doi:10.1002/cite.330410406

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Reduction Of Halides1

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1978

2011

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Cited by 6 publications

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“…Very pure niobium can be obtained by electrowinning from oxygen-free molten salt systems with double fluorides or chlorides as the source of metal [56]. These molten salts are very corrosive and the current efficiencies are low.…”

Section: Reduction Of Halidesmentioning

confidence: 99%

Niobium and Niobium Compounds

Albrecht

Cymorek

Eckert

2011

Ullmann's Encyclopedia of Industrial Chemistry

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The article contains sections titled: 1. Introduction 2. Properties 2.1. Physical Properties 2.2. Chemical Properties 3. Occurrence 4. Processing of Niobium Ores 4.1. Winning of Pyrochlore Concentrates 4.2. Treatment of Pyrochlore Concentrates 4.3. Production of Niobium Oxide from Columbites and Tantalites 4.3.1. Extraction Processes 4.3.2. Chlorination 5. Niobium Compounds 5.1. Oxides 5.2. Halides 5.3. Carbides and Hard Materials 6. Niobium Metal 6.1. Reduction of Niobium Pentoxide 6.2. Reduction of Halides 6.3. Refining 6.4. Uses 7. Ferroniobium 7.1. Production 7.2. Uses of Ferroniobium 8. Analysis 9. Economic Aspects

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Section: Reduction Of Halidesmentioning

confidence: 99%