EP0476534B1 - Vorrichtung zum Reinigen von NE-Metallschmelzen, insbesondere Aluminiumschmelzen. - Google Patents

Vorrichtung zum Reinigen von NE-Metallschmelzen, insbesondere Aluminiumschmelzen. Download PDF

Info

Publication number
EP0476534B1
EP0476534B1 EP91115522A EP91115522A EP0476534B1 EP 0476534 B1 EP0476534 B1 EP 0476534B1 EP 91115522 A EP91115522 A EP 91115522A EP 91115522 A EP91115522 A EP 91115522A EP 0476534 B1 EP0476534 B1 EP 0476534B1
Authority
EP
European Patent Office
Prior art keywords
melt
purification
trough
chamber
molten
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 - Lifetime
Application number
EP91115522A
Other languages
English (en)
French (fr)
Other versions
EP0476534A1 (de
Inventor
Hans Peter Dr Krug
Werner Dr Schultze
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.)
Vereinigte Aluminium Werke AG
Vaw Aluminium AG
Original Assignee
Vereinigte Aluminium Werke AG
Vaw Aluminium 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 Vereinigte Aluminium Werke AG, Vaw Aluminium AG filed Critical Vereinigte Aluminium Werke AG
Publication of EP0476534A1 publication Critical patent/EP0476534A1/de
Application granted granted Critical
Publication of EP0476534B1 publication Critical patent/EP0476534B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C22B21/00—Obtaining aluminium
    • C22B21/06—Obtaining aluminium refining
    • C22B21/066—Treatment of circulating aluminium, e.g. by filtration
    • 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
    • C22B21/00—Obtaining aluminium
    • C22B21/06—Obtaining aluminium refining
    • C22B21/064—Obtaining aluminium refining using inert or reactive gases
    • 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
    • C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
    • C22B9/055—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ while the metal is circulating, e.g. combined with filtration

Landscapes

  • Engineering & Computer Science (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)
  • Developing Agents For Electrophotography (AREA)
EP91115522A 1990-09-17 1991-09-13 Vorrichtung zum Reinigen von NE-Metallschmelzen, insbesondere Aluminiumschmelzen. Expired - Lifetime EP0476534B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4029396 1990-09-17
DE4029396A DE4029396A1 (de) 1990-09-17 1990-09-17 Vorrichtung zum reinigen von ne-metallschmelzen, insbesondere aluminiumschmelzen

Publications (2)

Publication Number Publication Date
EP0476534A1 EP0476534A1 (de) 1992-03-25
EP0476534B1 true EP0476534B1 (de) 1995-06-21

Family

ID=6414382

Family Applications (1)

Application Number Title Priority Date Filing Date
EP91115522A Expired - Lifetime EP0476534B1 (de) 1990-09-17 1991-09-13 Vorrichtung zum Reinigen von NE-Metallschmelzen, insbesondere Aluminiumschmelzen.

Country Status (5)

Country Link
EP (1) EP0476534B1 (de)
JP (1) JPH04232218A (de)
AT (1) ATE124091T1 (de)
CA (1) CA2051590A1 (de)
DE (2) DE4029396A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO950173L (no) * 1994-01-27 1995-07-28 Praxair Technology Inc Slagresistent oksydasjonsbeskyttelse for grafittdeler
DE19703062C1 (de) * 1997-01-28 1998-03-26 Conradty Mechanical & Electric Vorrichtung zur Dispergierung von Gasen in einer Metallschmelze
CN101768671B (zh) * 2009-01-06 2012-08-08 上海电机学院 一种顶角复吹式铝熔体除气方法和装置
CN101994014A (zh) * 2010-12-08 2011-03-30 西南铝业（集团）有限责任公司 一种在线净化除气装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3893019A (en) * 1970-02-16 1975-07-01 Texas Instruments Inc Variable power control adapter
US4191559A (en) * 1977-12-01 1980-03-04 Aluminum Company Of America Skim removal
CA1188107A (en) * 1981-05-19 1985-06-04 Ghyslain Dube Removal of alkali metals and alkaline earth metals from molten aluminium
US4427185A (en) * 1982-11-26 1984-01-24 Atlantic Richfield Company Method and apparatus for gaseous cleaning of aluminum
GB8804267D0 (en) * 1988-02-24 1988-03-23 Foseco Int Treating molten metal
GB2220424A (en) * 1988-07-05 1990-01-10 Christopher John English Degassing and cleaning system for molten metals

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ALUMINIUM TASCHENBUCH 14 AUFLAGE,SEITEN 384-385 *

Also Published As

Publication number Publication date
CA2051590A1 (en) 1992-03-18
JPH04232218A (ja) 1992-08-20
EP0476534A1 (de) 1992-03-25
DE4029396A1 (de) 1992-03-19
ATE124091T1 (de) 1995-07-15
DE59105777D1 (de) 1995-07-27

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