FR2171417A1 - - Google Patents

Info

Publication number
FR2171417A1
FR2171417A1 FR7304775A FR7304775A FR2171417A1 FR 2171417 A1 FR2171417 A1 FR 2171417A1 FR 7304775 A FR7304775 A FR 7304775A FR 7304775 A FR7304775 A FR 7304775A FR 2171417 A1 FR2171417 A1 FR 2171417A1
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.)
Granted
Application number
FR7304775A
Other languages
French (fr)
Other versions
FR2171417B1 (en
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.)
VYSOKA SKOLA BANSKA OSTRAVA
Original Assignee
VYSOKA SKOLA BANSKA OSTRAVA
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 VYSOKA SKOLA BANSKA OSTRAVA filed Critical VYSOKA SKOLA BANSKA OSTRAVA
Publication of FR2171417A1 publication Critical patent/FR2171417A1/fr
Application granted granted Critical
Publication of FR2171417B1 publication Critical patent/FR2171417B1/fr
Expired legal-status Critical Current

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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Furnace Details (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
FR7304775A 1972-02-09 1973-02-09 Expired FR2171417B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS80572A CS163438B1 (en) 1972-02-09 1972-02-09

Publications (2)

Publication Number Publication Date
FR2171417A1 true FR2171417A1 (en) 1973-09-21
FR2171417B1 FR2171417B1 (en) 1977-02-11

Family

ID=5340868

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7304775A Expired FR2171417B1 (en) 1972-02-09 1973-02-09

Country Status (8)

Country Link
JP (1) JPS4889106A (en)
BE (1) BE795235A (en)
CH (1) CH548577A (en)
CS (1) CS163438B1 (en)
DD (1) DD101081A1 (en)
FR (1) FR2171417B1 (en)
GB (1) GB1374724A (en)
SE (1) SE389685B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2438499A1 (en) * 1978-10-13 1980-05-09 Anvar Purificn. and prepn. of single crystals - using plasma jet source, heating a moving boat of material and a coolant jet following
FR2455921A2 (en) * 1979-05-08 1980-12-05 Anvar Single crystal prepn. by zone melting - using plasma jet to effect melting, with acid pickle operation between two melting steps
EP0158563A1 (en) * 1984-04-02 1985-10-16 Rhone-Poulenc Chimie Process for the non-polluting production of solid silicon from finely divided silicon

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3288594A (en) * 1963-12-05 1966-11-29 United Metallurg Corp Purification of metals

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3288594A (en) * 1963-12-05 1966-11-29 United Metallurg Corp Purification of metals

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
REINER HOCHSCHMELZENDER METALLE UND LEGIERUNGEN IM PLASMAGHEN'.) *
REVUE DT 'ELEKTRIE' 25 1971 H.9, SEPTEMBRE PAGES 372-3739 ARTICLE 'PROBLEME DER HERSTELLUNG *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2438499A1 (en) * 1978-10-13 1980-05-09 Anvar Purificn. and prepn. of single crystals - using plasma jet source, heating a moving boat of material and a coolant jet following
FR2455921A2 (en) * 1979-05-08 1980-12-05 Anvar Single crystal prepn. by zone melting - using plasma jet to effect melting, with acid pickle operation between two melting steps
EP0158563A1 (en) * 1984-04-02 1985-10-16 Rhone-Poulenc Chimie Process for the non-polluting production of solid silicon from finely divided silicon

Also Published As

Publication number Publication date
CH548577A (en) 1974-04-30
BE795235A (en) 1973-05-29
JPS4889106A (en) 1973-11-21
DE2305631A1 (en) 1973-08-23
SE389685B (en) 1976-11-15
FR2171417B1 (en) 1977-02-11
CS163438B1 (en) 1975-09-15
DE2305631B2 (en) 1977-01-20
GB1374724A (en) 1974-11-20
DD101081A1 (en) 1973-10-12

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Legal Events

Date Code Title Description
ST Notification of lapse