FR2127986A5 - - Google Patents

Info

Publication number
FR2127986A5
FR2127986A5 FR7207525A FR7207525A FR2127986A5 FR 2127986 A5 FR2127986 A5 FR 2127986A5 FR 7207525 A FR7207525 A FR 7207525A FR 7207525 A FR7207525 A FR 7207525A FR 2127986 A5 FR2127986 A5 FR 2127986A5
Authority
FR
France
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.)
Expired
Application number
FR7207525A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fried Krupp AG
Original Assignee
Fried Krupp AG
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 Fried Krupp AG filed Critical Fried Krupp AG
Application granted granted Critical
Publication of FR2127986A5 publication Critical patent/FR2127986A5/fr
Expired legal-status Critical Current

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)
FR7207525A 1971-03-04 1972-03-03 Expired FR2127986A5 (fr)

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
FR2127986A5 true FR2127986A5 (fr) 1972-10-13

Family

ID=5800475

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7207525A Expired FR2127986A5 (fr) 1971-03-04 1972-03-03

Country Status (8)

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

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 (fr) * 1982-12-22 1988-03-02 VOEST-ALPINE Aktiengesellschaft Procédé pour réaliser des processus métallurgiques ou chimiques et bas-fourneau
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
PL1910246T3 (pl) * 2005-08-02 2012-03-30 Radion Mogilevsky Sposób wytwarzania zwartych bloków

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
DE2110274C2 (de) 1973-01-04
GB1357473A (en) 1974-06-19
LU64883A1 (fr) 1972-07-06
NL7202571A (fr) 1972-09-06
ZA721360B (en) 1973-01-31
BE780175A (fr) 1972-07-03
US3771585A (en) 1973-11-13
DE2110274B2 (de) 1972-06-08
DE2110274A1 (fr) 1972-06-08

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Legal Events

Date Code Title Description
ST Notification of lapse