Rakova et al., 2011 - Google Patents
Production of high-purity microcrystalline molybdenum and rhenium powders by reduction in hydrogen-nitrogen mediaRakova et al., 2011
- Document ID
- 6124767062878397535
- Author
- Rakova N
- Edrennikova E
- Vorob’eva M
- Ivanov V
- Publication year
- Publication venue
- Russian Journal of Non-Ferrous Metals
External Links
Snippet
Possibilities of producing high-purity microcrystalline molybdenum and rhenium powders by direct single-stage reduction of ammonium compounds of molybdenum [(NH4) 6Mo7O24· 4H2O] and rhenium [NH4ReO4] in hydrogen-nitrogen media are considered. Based on the …
- 239000000843 powder 0 title abstract description 46
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
-
- 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
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making alloys
- C22C1/04—Making alloys by powder metallurgy
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
- C01P2002/85—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by XPS, EDX or EDAX data
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B9/00—General methods of preparing halides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G39/00—Compounds of molybdenum
-
- 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
- C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7727460B2 (en) | Plasma arc reactor for the production of fine powders | |
| AU2001243276B2 (en) | Rapid conversion of metal-containing compounds to form metals or metal oxides | |
| JP3708648B2 (en) | Method for producing trichlorosilane | |
| Choi et al. | Synthesis of cobalt boride nanoparticles using RF thermal plasma | |
| US10130937B2 (en) | Preparation method for rod-shaped molybdenum oxide and preparation method for molybdenum oxide composite | |
| EP0147838B1 (en) | A copper-nickel catalyst, a process for its production and its use | |
| US3475158A (en) | Production of particulate,non-pyrophoric metals and product | |
| US3341320A (en) | Production of low particle size-high surface area metal powders | |
| Liu et al. | Parameter optimization of ultrafine molybdenum powder during hydrogen reduction of MoO2 based on central composite design method | |
| US20110126673A1 (en) | Rhenium recovery from superalloys and associated methods | |
| Rakova et al. | Production of high-purity microcrystalline molybdenum and rhenium powders by reduction in hydrogen-nitrogen media | |
| Liu et al. | One-pot surfactant-free synthesis of transition metal/ZnO nanocomposites for catalytic hydrogenation of CO 2 to methanol | |
| Choi et al. | Metallic indium spheres by the anaerobic ethanol oxidation of indium oxide | |
| CN1289391C (en) | Method for producing tungsten carbide | |
| Radeva et al. | Effect of the mechanical activation of the reagents on the solid phase synthesis of iron (III) molybdate | |
| Jinshan et al. | Synthesis and thermal properties of ultrafine powders of iron group metals | |
| Leontyev et al. | Synthesis of PbTe‐SnTe particles by thermal decomposition of salts to create nano‐structured thermoelectric materials | |
| Sista et al. | Two-stage synthesis of spherical iron powders from steel industry by product | |
| US3592627A (en) | Production of particulate,non-pyrophoric metals | |
| Tanaka et al. | High-speed visualization of metal oxide precursor in thermal plasma flow during nanoparticle formation | |
| Gromov et al. | Passivation of metal nanopowders | |
| RU2782591C1 (en) | Composite nanopowder based on titanium carbonitride and method for its production | |
| US3380839A (en) | Solid solutions of fine grain metallic carbides and method | |
| Lake et al. | Maximization of Tungsten crystallites from directly reduced ammonium paratungstate | |
| RU1777311C (en) | Process for preparing molybdenum carbide |