NL7215108A - - Google Patents

Info

Publication number
NL7215108A
NL7215108A NL7215108A NL7215108A NL7215108A NL 7215108 A NL7215108 A NL 7215108A NL 7215108 A NL7215108 A NL 7215108A NL 7215108 A NL7215108 A NL 7215108A NL 7215108 A NL7215108 A NL 7215108A
Authority
NL
Netherlands
Application number
NL7215108A
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 filed Critical
Publication of NL7215108A publication Critical patent/NL7215108A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/32—Gas-filled discharge tubes
    • H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
    • H01J37/32055—Arc discharge
    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/16—Remelting metals
    • C22B9/22—Remelting metals with heating by wave energy or particle radiation
    • C22B9/226—Remelting metals with heating by wave energy or particle radiation by electric discharge, e.g. plasma
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/32—Gas-filled discharge tubes
    • H01J37/32431—Constructional details of the reactor
    • H01J37/32623—Mechanical discharge control means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/32—Gas-filled discharge tubes
    • H01J37/32431—Constructional details of the reactor
    • H01J37/3266—Magnetic control means
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/26—Plasma torches
    • H05H1/32—Plasma torches using an arc
    • H05H1/34—Details, e.g. electrodes, nozzles
    • H05H1/3431—Coaxial cylindrical electrodes
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/26—Plasma torches
    • H05H1/32—Plasma torches using an arc
    • H05H1/34—Details, e.g. electrodes, nozzles
    • H05H1/40—Details, e.g. electrodes, nozzles using applied magnetic fields, e.g. for focusing or rotating the arc

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Plasma Technology (AREA)
  • Chemical Vapour Deposition (AREA)
  • Arc Welding In General (AREA)
  • Manufacture And Refinement Of Metals (AREA)
NL7215108A 1971-11-20 1972-11-08 NL7215108A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2157606A DE2157606C3 (de) 1971-11-20 1971-11-20 Verfahren und Einrichtung zur Wärmebehandlung eines Materials durch ein Bogenentladungsplasma
DE2237378A DE2237378A1 (de) 1971-11-20 1972-07-29 Verfahren zur gewinnung eines metalles durch reduktion einer metallverbindung in einem bogenentladungsplasma

Publications (1)

Publication Number Publication Date
NL7215108A true NL7215108A (enrdf_load_stackoverflow) 1973-05-22

Family

ID=25762046

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7215108A NL7215108A (enrdf_load_stackoverflow) 1971-11-20 1972-11-08

Country Status (10)

Country Link
US (2) US3852061A (enrdf_load_stackoverflow)
JP (1) JPS4863941A (enrdf_load_stackoverflow)
BE (1) BE791550A (enrdf_load_stackoverflow)
DE (2) DE2157606C3 (enrdf_load_stackoverflow)
FR (1) FR2160519B1 (enrdf_load_stackoverflow)
GB (1) GB1418641A (enrdf_load_stackoverflow)
IT (1) IT973517B (enrdf_load_stackoverflow)
LU (1) LU66498A1 (enrdf_load_stackoverflow)
NL (1) NL7215108A (enrdf_load_stackoverflow)
NO (1) NO131795C (enrdf_load_stackoverflow)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3980467A (en) * 1973-02-16 1976-09-14 Camacho Salvador L Method of operating a batch type annealing furnace using a plasma heat source
US3974245A (en) * 1973-12-17 1976-08-10 Gte Sylvania Incorporated Process for producing free flowing powder and product
GB1511832A (en) * 1974-05-07 1978-05-24 Tetronics Res & Dev Co Ltd Arc furnaces and to methods of treating materials in such furnaces
US3944412A (en) * 1974-09-18 1976-03-16 Hsin Liu Method for recovering metals
US4169962A (en) * 1974-10-02 1979-10-02 Daidoseiko Kabushikikaisha Heat treating apparatus
US3989511A (en) * 1975-03-10 1976-11-02 Westinghouse Electric Corporation Metal powder production by direct reduction in an arc heater
US4002466A (en) * 1975-11-03 1977-01-11 Bethlehem Steel Corporation Method of reducing ores
IT1055884B (it) * 1976-02-17 1982-01-11 Montedison Spa Procedimento ad arco plasma di prodotti ceramici metallici e simili
US4234334A (en) * 1979-01-10 1980-11-18 Bethlehem Steel Corporation Arc control in plasma arc reactors
FR2446324A1 (fr) * 1979-01-15 1980-08-08 Karlovitz Bela Procede de reduction thermique d'oxydes metalliques tels que l'aluminium
US4361441A (en) * 1979-04-17 1982-11-30 Plasma Holdings N.V. Treatment of matter in low temperature plasmas
US4431612A (en) * 1982-06-03 1984-02-14 Electro-Petroleum, Inc. Apparatus for the decomposition of hazardous materials and the like
US4711660A (en) * 1986-09-08 1987-12-08 Gte Products Corporation Spherical precious metal based powder particles and process for producing same
US4711661A (en) * 1986-09-08 1987-12-08 Gte Products Corporation Spherical copper based powder particles and process for producing same
US4670047A (en) * 1986-09-12 1987-06-02 Gte Products Corporation Process for producing finely divided spherical metal powders
US5135565A (en) * 1991-04-16 1992-08-04 The Boc Group, Inc. Recovery of aluminum from dross using the plasma torch
US5984444A (en) * 1997-06-26 1999-11-16 James M. Hawley Electrostatic three dimensional printer
AT414215B (de) * 2003-02-12 2006-10-15 Peter Ziger Anlage zur plasmaprozessierung
US20050035085A1 (en) * 2003-08-13 2005-02-17 Stowell William Randolph Apparatus and method for reducing metal oxides on superalloy articles
JP4955027B2 (ja) * 2009-04-02 2012-06-20 クリーン・テクノロジー株式会社 排ガス処理装置における磁場によるプラズマの制御方法
CN114433804B (zh) * 2022-04-08 2022-07-05 北京奥邦新材料有限公司 中间包等离子加热电弧控制方法、装置及控制系统

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3005859A (en) * 1958-04-24 1961-10-24 Nat Res Corp Production of metals
US3080626A (en) * 1960-05-27 1963-03-12 Stauffer Chemical Co Electron-beam furnace with magnetic guidance and flux concentrator
US3304169A (en) * 1960-08-01 1967-02-14 Union Carbide Corp Method of deoxidizing metals
US3361927A (en) * 1963-04-22 1968-01-02 Giannini Scient Corp Plasma generating apparatus having an arc restricting region
GB1115657A (en) * 1964-10-29 1968-05-29 Westinghouse Electric Corp Non-consumable arc electrode
DE1220058B (de) * 1965-06-28 1966-06-30 Kernforschung Gmbh Ges Fuer Verfahren und Vorrichtung zur Waermebehandlung pulverfoermiger Stoffe, insbesondere zum Schmelzen der Koerner hochschmelzender Stoffe, mittels eines Hochtemperaturplasmas
US3547622A (en) * 1968-06-12 1970-12-15 Pennwalt Corp D.c. powered plasma arc method and apparatus for refining molten metal
CH525705A (de) * 1968-12-24 1972-07-31 Lonza Ag Verwendung von vortex-stabilisierten Plasmabrennern zur Durchführung von chemischen Reaktionen
US3671220A (en) * 1969-05-19 1972-06-20 Nordstjernan Rederi Ab Process for the production of powdered metals
DE2110274C2 (de) * 1971-03-04 1973-01-04 Fried. Krupp Gmbh, 4300 Essen Vorrichtung zum Einschmelzen von Metallschwamm durch inerte Gasplasmen

Also Published As

Publication number Publication date
GB1418641A (en) 1975-12-24
US3851136A (en) 1974-11-26
DE2237378A1 (de) 1974-02-14
NO131795C (enrdf_load_stackoverflow) 1975-07-30
FR2160519A1 (enrdf_load_stackoverflow) 1973-06-29
NO131795B (enrdf_load_stackoverflow) 1975-04-21
DE2157606B2 (de) 1973-08-30
FR2160519B1 (enrdf_load_stackoverflow) 1978-04-21
DE2157606A1 (de) 1973-05-24
JPS4863941A (enrdf_load_stackoverflow) 1973-09-05
IT973517B (it) 1974-06-10
DE2157606C3 (de) 1974-04-04
BE791550A (fr) 1973-03-16
US3852061A (en) 1974-12-03
LU66498A1 (enrdf_load_stackoverflow) 1973-02-01

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