[go: up one dir, main page]

Gordo et al., 2004 - Google Patents

Toward optimisation of electrolytic reduction of solid chromium oxide to chromium powder in molten chloride salts

Gordo et al., 2004

View PDF
Document ID
925111101289675963
Author
Gordo E
Chen G
Fray D
Publication year
Publication venue
Electrochimica Acta

External Links

Snippet

Electrochemical reduction of solid Cr2O3, in the form of an assembled cathode of porous pellets attached to a current collector, to chromium powder was investigated in molten CaCl2 and a molten equimolar mixture of CaCl2 and NaCl. The study focused on the …
Continue reading at www.academia.edu (PDF) (other versions)

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/26—Electrolytic production, recovery or refining of metals by electrolysis of melts of titanium, zirconium, hafnium, tantalum or vanadium
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making alloys
    • C22C1/02—Making alloys by melting
    • 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
    • C22B5/04—Dry methods smelting of sulfides or formation of mattes by aluminium, other metals or silicon
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/34—Electrolytic production, recovery or refining of metals by electrolysis of melts of metals not provided for in groups C25C3/02 - C25C3/32
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
    • C22C29/12—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on oxides

Similar Documents

Publication Publication Date Title
Gordo et al. Toward optimisation of electrolytic reduction of solid chromium oxide to chromium powder in molten chloride salts
Chen et al. Direct electrolytic preparation of chromium powder
Chen et al. Direct electrochemical reduction of titanium dioxide to titanium in molten calcium chloride
Qiu et al. A direct electrochemical route from oxide precursors to the terbium–nickel intermetallic compound TbNi5
Jiao et al. Electrolysis of Ti2CO solid solution prepared by TiC and TiO2
Wang et al. Solid state reactions: an electrochemical approach in molten salts
CA2479048C (en) Reduction of metal oxides in an electrolytic cell
Xu et al. Direct preparation of V-Al alloy by molten salt electrolysis of soluble NaVO3 on a liquid Al cathode
CN100415940C (en) Method for producing pure titanium by anodic electrolysis of titanium monoxide/titanium carbide soluble solid solution
Zou et al. Electrochemical extraction of Ti 5 Si 3 silicide from multicomponent Ti/Si-containing metal oxide compounds in molten salt
Mishra et al. Molten salt applications in materials processing
Zou et al. Direct electrosynthesis of Ti5Si3/TiC composites from their oxides/C precursors in molten calcium chloride
Sarfo et al. Extraction and optimization of neodymium from molten fluoride electrolysis
Tan et al. Electrochemical sulfur removal from chalcopyrite in molten NaCl-KCl
Weng et al. Direct electro-deposition of metallic chromium from K2CrO4 in the equimolar CaCl2-KCl molten salt and its reduction mechanism
Zhang et al. Electrochemical dissolution of tungsten carbide in NaCl-KCl-Na2WO4 molten salt
Zhou et al. Electrolytic synthesis of ferrotitanium powders from ilmenite in CaCl2-NaCl melts at a lower temperature of 700° C
RU2463387C2 (en) Production of tungsten and tungsten alloys from compounds containing tungsten by electrochemical method
Xu et al. Preparation and characterization of tungsten powder through molten salt electrolysis in a CaWO4–CaCl2–NaCl system
Rong et al. Investigation of electrochemical reduction of GeO2 to Ge in molten CaCl2-NaCl
Liu et al. Direct electrolytic preparation of chromium metal in CaCl2–NaCl eutectic salt
Jiao et al. Electrochemically depositing titanium (III) ions at liquid tin in a NaCl–KCl melt
Kong et al. Electrochemical reduction of vanadium sesquioxide in low-temperature molten fluoride salts
Park et al. Tantalum powder production by magnesiothermic reduction of TaCl5 through an electronically mediated reaction (EMR)
Zhang et al. Electrochemical behavior and cathodic nucleation mechanism of molybdenum ions in NaCl-KCl