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Metallurgy of rare metals /
| Clasificación: | Libro Electrónico |
|---|---|
| Autores principales: | , , |
| Formato: | Electrónico eBook |
| Idioma: | Inglés Ruso |
| Publicado: |
New York :
SNOVA,
[2018]
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| Colección: | Materials science and technologies series.
|
| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Intro; Contents; Explanatory List of Abbreviations of U.S.S.R. Institutions and Journals Appearing in This Text; Preface*; Introduction; Classification of Rare Metals; Light Rare Metals; Refractory Rare Metals; Dispersed Rare Metals; The Rare Earths (Lanthanides); Radioactive Rare Metals; Certain Features of the Production of Rare Metals from Ores; Development of the Rare-Metal industry in the USSR; Part 1. Refractory Metals; Chapter 1; Tungsten; 1. General Data on Tungsten; Brief Historical Note; Properties of Tungsten; The Properties of Tungsten Compounds; Tungsten Chlorides
- Tungsten SulfidesTungsten Carbides; Uses of Tungsten; Tungsten in Steels; Hard Alloys Based on Tungsten Carbide; Heat-Resistant and Wear-Resistant Alloys; Contact Alloys and Alloys for Radiation Shielding; Pure Tungsten; Chemical Compounds of Tungsten; 2. Minerals, Ores, and Ore Concentrates; Tungsten Minerals; Tungsten Ores and Deposits; The Enrichment of Tungsten Ores; 3. Processing of Tungsten Concentrates; 4. Decomposition of Wolframite Concentrates; Fusion with Sodium Carbonate [1-3]; Leaching; Decomposition with Sodium Hydroxide Solutions [1, 2]
- 5. Processing of Sodium Tungstate SolutionsRemoval of Impurities from the Solutions; Isolation of Tungsten Compounds from Solution; 6. Processing of Scheelite Concentrates; Fusion with Sodium Carbonate; Decomposition in Autoclaves with Aqueous Solutions of Sodium Carbonate [4, 20, 26]; Acid Decomposition; 7. Purification of Tungstic Acid; Dissolution of H2WO4 in Ammonium Hydroxide Solution; Isolation of Tungsten from Ammoniacal Solutions; Precipitation as H2WO4; Isolation of the Paratungstate; The Evaporation Method; The Neutralization Method
- 8. Production of Tungsten Trioxide and Quality Control9. Costs of Production of Tungstic Anhydride; 10. Production of Metallic Tungsten; 11. Reduction of Tungsten Trioxide by Hydrogen; Physicochemical Conditions of the Reduction Process; The Reduction Process; Control of the Particle Size of Tungsten Powder; 12. Reduction of Tungsten Trioxide by Carbon; Physicochemical Conditions for Carbon Reduction; Industrial Reduction of WO3 by Carbon; 13. Production of Solid Tungsten; Pressing; Sintering; Low-Temperature Presintering; High-Temperature Sintering; Sintering Mechanism [7]
- Structure of the BarsQuality Control of the Sintered Bars; Mechanical Working of Sintered Bars; Chapter 2; Molybdenum; 1. General Data on Molybdenum; Brief Historical Note; Properties of Molybdenum; The Properties of Molybdenum Compounds; Oxides; Molybdic Acid and Molybdates; Molybdenum chlorides.; Uses of Molybdenum; Ferrous Metallurgy; Heat- and Acid-Resistant Alloys.; Molybdenum and Molybdenum-Base Alloys; Uses of Molybdenum Compounds; 2. Minerals, Ores, and Ore Concentrates; Molybdenum Minerals; Molybdenum Ores and Ore Deposits; Concentration of Molybdenum Ores