NL7202571A - - Google Patents

Info

Publication number
NL7202571A
NL7202571A NL7202571A NL7202571A NL7202571A NL 7202571 A NL7202571 A NL 7202571A NL 7202571 A NL7202571 A NL 7202571A NL 7202571 A NL7202571 A NL 7202571A NL 7202571 A NL7202571 A NL 7202571A
Authority
NL
Netherlands
Application number
NL7202571A
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 NL7202571A publication Critical patent/NL7202571A/xx

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00—Heating by electric 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Furnace Details (AREA)
NL7202571A 1971-03-04 1972-02-28 NL7202571A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2110274A DE2110274C2 (de) 1971-03-04 1971-03-04 Vorrichtung zum Einschmelzen von Metallschwamm durch inerte Gasplasmen

Publications (1)

Publication Number Publication Date
NL7202571A true NL7202571A (xx) 1972-09-06

Family

ID=5800475

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7202571A NL7202571A (xx) 1971-03-04 1972-02-28

Country Status (8)

Country Link
US (1) US3771585A (xx)
BE (1) BE780175A (xx)
DE (1) DE2110274C2 (xx)
FR (1) FR2127986A5 (xx)
GB (1) GB1357473A (xx)
LU (1) LU64883A1 (xx)
NL (1) NL7202571A (xx)
ZA (1) ZA721360B (xx)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE791550A (fr) * 1971-11-20 1973-03-16 Max Planck Gesellschaft Procede et dispositif pour le traitement d'un materiau au moyendu plasma d'un arc electrique
US3980467A (en) * 1973-02-16 1976-09-14 Camacho Salvador L Method of operating a batch type annealing furnace using a plasma heat source
US4082914A (en) * 1973-05-14 1978-04-04 Nikolai Iosifovich Bortnichuk Method of stabilizing arc voltage in plasma arc furnace and apparatus for effecting same
DE2710377C2 (de) * 1977-03-10 1979-04-19 Fried. Krupp Gmbh, 4300 Essen Verfahren zur Herstellung von Stahl aus Metallschwamm unter Verwendung von Glasplasmen als Energieträger
US4122293A (en) * 1977-04-19 1978-10-24 Georgy Mikhailovich Grigorenko Feed system for plasma-arc furnace
US4236913A (en) * 1979-06-11 1980-12-02 Austin Ivy C Gaseous atmosphere for electric arc furnaces
EP0118655B1 (de) * 1982-12-22 1988-03-02 VOEST-ALPINE Aktiengesellschaft Verfahren zur Durchführung von metallurgischen oder chemischen Prozessen und Niederschachtofen
AT387986B (de) * 1987-05-18 1989-04-10 Wilhelm Ing Stadlbauer Verfahren und vorrichtung zur durchfuehrung heisschemischer prozesse
US5084090A (en) * 1990-07-19 1992-01-28 Axel Johnson Metals, Inc. Vacuum processing of reactive metal
GB9108891D0 (en) * 1991-04-25 1991-06-12 Tetronics Research & Dev Co Li Silica production
US5171357A (en) * 1991-12-16 1992-12-15 Axel Johnson Metals, Inc. Vacuum processing of particulate reactive metal
US5410121A (en) * 1994-03-09 1995-04-25 Retech, Inc. System for feeding toxic waste drums into a treatment chamber
US6194682B1 (en) * 1999-09-28 2001-02-27 Illinois Tool Works Inc. Plasma cutter with integrated air compressor
SI1910246T1 (sl) * 2005-08-02 2012-03-30 Radion Mogilevsky Postopek izdelave gostih blokov

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2899294A (en) * 1959-08-11 Purification melting process for metal-
GB809561A (en) * 1955-08-22 1959-02-25 Heraeus Gmbh W C Improvements in or relating to apparatus for arc melting under reduced pressure
FR1288983A (fr) * 1961-03-20 1962-03-30 Perfectionnements aux fours à arc
DE1252336B (de) * 1964-08-13 1967-10-19 The Battelle Development Corporation, Columbus, Ohio (V St A) Lichtbogenplasmabrenner und Verfahren zum Betrieb eines solchen Brenners
US3380904A (en) * 1965-04-20 1968-04-30 Dev Corp Confining the reaction zone in a plasma arc by solidifying a confining shell around the zone
US3496280A (en) * 1968-08-15 1970-02-17 United States Steel Corp Method of refining steel in plasma-arc remelting

Also Published As

Publication number Publication date
FR2127986A5 (xx) 1972-10-13
DE2110274B2 (de) 1972-06-08
DE2110274A1 (xx) 1972-06-08
DE2110274C2 (de) 1973-01-04
US3771585A (en) 1973-11-13
BE780175A (fr) 1972-07-03
ZA721360B (en) 1973-01-31
GB1357473A (en) 1974-06-19
LU64883A1 (xx) 1972-07-06

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