DE2157606B2 - Verfahren und einrichtung zur waermebehandlung eines materials durch ein bogenentladungsplasma - Google Patents

Verfahren und einrichtung zur waermebehandlung eines materials durch ein bogenentladungsplasma

Info

Publication number
DE2157606B2
DE2157606B2 DE19712157606 DE2157606A DE2157606B2 DE 2157606 B2 DE2157606 B2 DE 2157606B2 DE 19712157606 DE19712157606 DE 19712157606 DE 2157606 A DE2157606 A DE 2157606A DE 2157606 B2 DE2157606 B2 DE 2157606B2
Authority
DE
Germany
Prior art keywords
equipment
heat treatment
arc discharge
discharge plasma
plasma
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
DE19712157606
Other languages
English (en)
Other versions
DE2157606C3 (de
DE2157606A1 (de
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
Priority to BE791550D priority Critical patent/BE791550A/xx
Application filed filed Critical
Priority to DE2157606A priority patent/DE2157606C3/de
Priority to DE2237378A priority patent/DE2237378A1/de
Priority to NL7215108A priority patent/NL7215108A/xx
Priority to IT53981/72A priority patent/IT973517B/it
Priority to JP47114625A priority patent/JPS4863941A/ja
Priority to FR7240654A priority patent/FR2160519B1/fr
Priority to GB5298972A priority patent/GB1418641A/en
Priority to NO4213/72A priority patent/NO131795C/no
Priority to LU66498A priority patent/LU66498A1/xx
Priority to US00307838A priority patent/US3852061A/en
Priority to US00360967A priority patent/US3851136A/en
Publication of DE2157606A1 publication Critical patent/DE2157606A1/de
Publication of DE2157606B2 publication Critical patent/DE2157606B2/de
Application granted granted Critical
Publication of DE2157606C3 publication Critical patent/DE2157606C3/de
Expired legal-status Critical Current

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
    • H05H1/40—Details, e.g. electrodes, nozzles using applied magnetic fields, e.g. for focusing or rotating the arc
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Chemical Vapour Deposition (AREA)
  • Plasma Technology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Arc Welding In General (AREA)
DE2157606A 1971-11-20 1971-11-20 Verfahren und Einrichtung zur Wärmebehandlung eines Materials durch ein Bogenentladungsplasma Expired DE2157606C3 (de)

Priority Applications (12)

Application Number Priority Date Filing Date Title
BE791550D BE791550A (fr) 1971-11-20 Procede et dispositif pour le traitement d'un materiau au moyendu plasma d'un arc electrique
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
NL7215108A NL7215108A (de) 1971-11-20 1972-11-08
IT53981/72A IT973517B (it) 1971-11-20 1972-11-13 Procedimento e dispositivo per il trattamento di un materiale a mez zo di un plasma di scarica ad arco
JP47114625A JPS4863941A (de) 1971-11-20 1972-11-15
FR7240654A FR2160519B1 (de) 1971-11-20 1972-11-16
GB5298972A GB1418641A (en) 1971-11-20 1972-11-16 Treatment of material by an arc discharge plasma
NO4213/72A NO131795C (de) 1971-11-20 1972-11-17
LU66498A LU66498A1 (de) 1971-11-20 1972-11-17
US00307838A US3852061A (en) 1971-11-20 1972-11-20 Process and equipment for the treatment of a material by means of an arc discharge plasma
US00360967A US3851136A (en) 1971-11-20 1973-05-16 Process and equipment for the treatment of a material by means of an arc discharge plasma

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 (3)

Publication Number Publication Date
DE2157606A1 DE2157606A1 (de) 1973-05-24
DE2157606B2 true DE2157606B2 (de) 1973-08-30
DE2157606C3 DE2157606C3 (de) 1974-04-04

Family

ID=25762046

Family Applications (2)

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

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE2237378A Pending DE2237378A1 (de) 1971-11-20 1972-07-29 Verfahren zur gewinnung eines metalles durch reduktion einer metallverbindung in einem bogenentladungsplasma

Country Status (10)

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

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
US4711661A (en) * 1986-09-08 1987-12-08 Gte Products Corporation Spherical copper based powder particles and process for producing same
US4711660A (en) * 1986-09-08 1987-12-08 Gte Products Corporation Spherical precious metal 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
DE2237378A1 (de) 1974-02-14
US3852061A (en) 1974-12-03
NL7215108A (de) 1973-05-22
BE791550A (fr) 1973-03-16
NO131795C (de) 1975-07-30
JPS4863941A (de) 1973-09-05
FR2160519A1 (de) 1973-06-29
DE2157606C3 (de) 1974-04-04
FR2160519B1 (de) 1978-04-21
US3851136A (en) 1974-11-26
IT973517B (it) 1974-06-10
LU66498A1 (de) 1973-02-01
GB1418641A (en) 1975-12-24
NO131795B (de) 1975-04-21
DE2157606A1 (de) 1973-05-24

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee