DE3861025D1 - Verfahren zum reinigen von metallschmelzen. - Google Patents

Verfahren zum reinigen von metallschmelzen.

Info

Publication number
DE3861025D1
DE3861025D1 DE8888420011T DE3861025T DE3861025D1 DE 3861025 D1 DE3861025 D1 DE 3861025D1 DE 8888420011 T DE8888420011 T DE 8888420011T DE 3861025 T DE3861025 T DE 3861025T DE 3861025 D1 DE3861025 D1 DE 3861025D1
Authority
DE
Germany
Prior art keywords
metal melt
cleaning metal
cleaning
melt
metal
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.)
Expired - Fee Related
Application number
DE8888420011T
Other languages
English (en)
Inventor
Nick G Lirones
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.)
Howmet Corp
Original Assignee
Howmet Corp
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 Howmet Corp filed Critical Howmet Corp
Application granted granted Critical
Publication of DE3861025D1 publication Critical patent/DE3861025D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C22B9/003—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals by induction
    • 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
    • C22B9/006—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with use of an inert protective material including the use of an inert gas
    • 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
    • C22B9/02—Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency
DE8888420011T 1987-01-16 1988-01-13 Verfahren zum reinigen von metallschmelzen. Expired - Fee Related DE3861025D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/003,749 US4790874A (en) 1987-01-16 1987-01-16 Method for forming metals with reduced impurity concentrations

Publications (1)

Publication Number Publication Date
DE3861025D1 true DE3861025D1 (de) 1990-12-20

Family

ID=21707397

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888420011T Expired - Fee Related DE3861025D1 (de) 1987-01-16 1988-01-13 Verfahren zum reinigen von metallschmelzen.

Country Status (4)

Country Link
US (1) US4790874A (de)
EP (1) EP0277890B1 (de)
JP (1) JPS63259030A (de)
DE (1) DE3861025D1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5368282A (en) * 1993-07-06 1994-11-29 Inductotherm Corp. Induction furnace providing controlled escape of superheated metal
US8030082B2 (en) * 2006-01-13 2011-10-04 Honeywell International Inc. Liquid-particle analysis of metal materials
US20090065354A1 (en) * 2007-09-12 2009-03-12 Kardokus Janine K Sputtering targets comprising a novel manufacturing design, methods of production and uses thereof

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US975955A (en) * 1910-07-27 1910-11-15 Picher Lead Company Method of freeing litharge from metallic lead mixed with it.
US1037538A (en) * 1911-02-23 1912-09-03 Mettalurgical Res Company Process of refining copper.
DE527452C (de) * 1928-02-25 1931-06-18 Hirsch Kupfer Und Messingwerke Verfahren zur Regelung der Bewegung des Metallbades in eisenlosen Induktionsoefen
DE767747C (de) * 1939-04-20 1953-04-27 Ig Farbenindustrie Ag Verfahren zum Herstellen von Bloecken und Barren in Metallformen
US2494270A (en) * 1945-08-11 1950-01-10 Virgil H Todd Crucible skimmer
DE963817C (de) * 1951-05-16 1957-05-16 Vaw Ver Aluminium Werke Ag Verfahren zur Reinigung von Metallschmelzen
US3723097A (en) * 1971-01-18 1973-03-27 Trw Inc Method of preventing dross formation during remelting
US3955970A (en) * 1974-04-08 1976-05-11 Aluminum Company Of America Continuous melting of aluminum scrap
US4221590A (en) * 1978-12-26 1980-09-09 Aluminum Company Of America Fractional crystallization process

Also Published As

Publication number Publication date
JPS63259030A (ja) 1988-10-26
EP0277890A1 (de) 1988-08-10
US4790874A (en) 1988-12-13
EP0277890B1 (de) 1990-11-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee