CH378044A - Process for obtaining metals or elements of a metallic character with a high degree of purity - Google Patents

Process for obtaining metals or elements of a metallic character with a high degree of purity

Info

Publication number
CH378044A
CH378044A CH8050959A CH8050959A CH378044A CH 378044 A CH378044 A CH 378044A CH 8050959 A CH8050959 A CH 8050959A CH 8050959 A CH8050959 A CH 8050959A CH 378044 A CH378044 A CH 378044A
Authority
CH
Switzerland
Prior art keywords
purity
elements
high degree
metallic character
obtaining metals
Prior art date
Application number
CH8050959A
Other languages
French (fr)
Inventor
Okura Kirokuro
Arayama Hiroshi
Original Assignee
Okura Kishichiro
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Okura Kishichiro filed Critical Okura Kishichiro
Publication of CH378044A publication Critical patent/CH378044A/en

Links

Classifications

    • 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
    • C22B5/12—Dry methods smelting of sulfides or formation of mattes by gases
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B19/00—Selenium; Tellurium; Compounds thereof
    • C01B19/02—Elemental selenium or tellurium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/02—Silicon
    • C01B33/021—Preparation
    • C01B33/027—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material
    • C01B33/035—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material by decomposition or reduction of gaseous or vaporised silicon compounds in the presence of heated filaments of silicon, carbon or a refractory metal, e.g. tantalum or tungsten, or in the presence of heated silicon rods on which the formed silicon is deposited, a silicon rod being obtained, e.g. Siemens process
    • 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
    • C22B5/16—Dry methods smelting of sulfides or formation of mattes with volatilisation or condensation of the metal being produced
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/06—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of metallic material
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
    • C23C16/24—Deposition of silicon only
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
CH8050959A 1959-05-25 1959-11-12 Process for obtaining metals or elements of a metallic character with a high degree of purity CH378044A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1673959 1959-05-25
JP1674059 1959-05-25

Publications (1)

Publication Number Publication Date
CH378044A true CH378044A (en) 1964-05-31

Family

ID=26353133

Family Applications (1)

Application Number Title Priority Date Filing Date
CH8050959A CH378044A (en) 1959-05-25 1959-11-12 Process for obtaining metals or elements of a metallic character with a high degree of purity

Country Status (6)

Country Link
BE (1) BE583628A (en)
CH (1) CH378044A (en)
DE (1) DE1135667B (en)
FR (1) FR1238079A (en)
GB (1) GB937865A (en)
NL (1) NL244172A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0142176A1 (en) * 1983-10-24 1985-05-22 George Gergely Merkl Cubic carbon
JPH076067B2 (en) * 1990-09-14 1995-01-25 日本金液株式会社 Liquid or paste precious metal composition for painting

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE863997C (en) * 1951-03-02 1953-01-22 Degussa Separation of elements with a metal-like character from their compounds

Also Published As

Publication number Publication date
FR1238079A (en) 1960-11-30
NL244172A (en)
GB937865A (en) 1963-09-25
BE583628A (en) 1960-02-01
DE1135667B (en) 1962-08-30

Similar Documents

Publication Publication Date Title
BE592518A (en) Process for the production of a heat-insulating structure
BE591114A (en) Metal extraction process
FR1235630A (en) Metallic uranium production process
CH378044A (en) Process for obtaining metals or elements of a metallic character with a high degree of purity
FR1247786A (en) Process for the production of acrolein and metacolein
BE578200A (en) Refractory metal smelting process
CH364473A (en) Manufacturing process of metal tubular elements
FR1158930A (en) Process for the manufacture, in a state of high purity, of metals and other chemical elements of a metallic character
BE594020A (en) Assembly process for metal elements
BE597826A (en) Process for the production of uranium carbide
FR1247699A (en) Manufacturing process of refractory metal alloys
FR83513E (en) Method of coating a metal
FR1199537A (en) Process of nitriding metal alloy objects
BE590461A (en) Process for manufacturing uranium metal.
FR1243206A (en) Coating process for refractory supports
CH380514A (en) Procédé de fabrication d'un instant cacao
FR1287431A (en) Method of coating a metal
FR1226759A (en) Improvements to a metal powder rolling process
FR1164102A (en) Welding process of metallic elements
FR1255278A (en) Uranium metal manufacturing process
BE582658A (en) Isophorone preparation process
FR1270926A (en) Process for the production of a vanadium-carbonyl
FR1434921A (en) Process for the halogenation of a delta4-3-keto-steroid
FR1263507A (en) Process for the production of a heat-insulating structure
CH397610A (en) Process for the deuterium enrichment of a hydrogenated compound