ATE343654T1 - Schutzgasatmosphäre für nichteisenmetallschmelzen auf fluoridbasis mit geringerer treibhauswirkung - Google Patents

Schutzgasatmosphäre für nichteisenmetallschmelzen auf fluoridbasis mit geringerer treibhauswirkung

Info

Publication number
ATE343654T1
ATE343654T1 AT01102116T AT01102116T ATE343654T1 AT E343654 T1 ATE343654 T1 AT E343654T1 AT 01102116 T AT01102116 T AT 01102116T AT 01102116 T AT01102116 T AT 01102116T AT E343654 T1 ATE343654 T1 AT E343654T1
Authority
AT
Austria
Prior art keywords
ferrous metal
fluoride
gas atmosphere
protective gas
metal melts
Prior art date
Application number
AT01102116T
Other languages
English (en)
Inventor
John Peter Hobbs
James Francis Heffron
Andrew Joseph Woytek
Original Assignee
Air Prod & Chem
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 Air Prod & Chem filed Critical Air Prod & Chem
Application granted granted Critical
Publication of ATE343654T1 publication Critical patent/ATE343654T1/de

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
    • C22B21/064—Obtaining aluminium refining using inert or reactive gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/04—Continuous casting of metals, i.e. casting in indefinite lengths into open-ended moulds
    • B22D11/0405—Rotating moulds
    • 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
    • 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
    • C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
    • C22B26/20—Obtaining alkaline earth metals or magnesium
    • C22B26/22—Obtaining magnesium
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
  • Seal Device For Vehicle (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Glass Compositions (AREA)
  • Compounds Of Iron (AREA)
AT01102116T 2000-02-07 2001-01-31 Schutzgasatmosphäre für nichteisenmetallschmelzen auf fluoridbasis mit geringerer treibhauswirkung ATE343654T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/499,593 US6398844B1 (en) 2000-02-07 2000-02-07 Blanketing molten nonferrous metals and alloys with gases having reduced global warming potential

Publications (1)

Publication Number Publication Date
ATE343654T1 true ATE343654T1 (de) 2006-11-15

Family

ID=23985870

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01102116T ATE343654T1 (de) 2000-02-07 2001-01-31 Schutzgasatmosphäre für nichteisenmetallschmelzen auf fluoridbasis mit geringerer treibhauswirkung

Country Status (10)

Country Link
US (1) US6398844B1 (de)
EP (1) EP1122322B1 (de)
JP (1) JP3655553B2 (de)
AT (1) ATE343654T1 (de)
CA (1) CA2333517C (de)
DE (1) DE60124022T2 (de)
DK (1) DK1122322T3 (de)
ES (1) ES2273752T3 (de)
NO (1) NO20010631L (de)
PT (1) PT1122322E (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060152480A1 (en) * 2005-01-13 2006-07-13 Eaton Corporation Handheld electronic device, user interface and method employing an input wheel disposed at about a 45 degree angle
US6682585B2 (en) 2000-02-07 2004-01-27 Air Products And Chemicals, Inc. Refining nonferrous metals and alloys with gases having reduced global warming potential
US6780220B2 (en) * 2000-05-04 2004-08-24 3M Innovative Properties Company Method for generating pollution credits while processing reactive metals
US6685764B2 (en) * 2000-05-04 2004-02-03 3M Innovative Properties Company Processing molten reactive metals and alloys using fluorocarbons as cover gas
US6537346B2 (en) 2000-05-04 2003-03-25 3M Innovative Properties Company Molten magnesium cover gas using fluorocarbons
US7267158B2 (en) * 2003-07-02 2007-09-11 Alcoa Inc. Control of oxide growth on molten aluminum during casting using a high moisture atmosphere
JP2008116108A (ja) * 2006-11-02 2008-05-22 Taiyo Nippon Sanso Corp カバーガスの供給方法
JP5576701B2 (ja) * 2010-04-23 2014-08-20 東洋アルミニウム株式会社 アルミニウム粉末の溶解方法
US8365808B1 (en) 2012-05-17 2013-02-05 Almex USA, Inc. Process and apparatus for minimizing the potential for explosions in the direct chill casting of aluminum lithium alloys
US8479802B1 (en) 2012-05-17 2013-07-09 Almex USA, Inc. Apparatus for casting aluminum lithium alloys
WO2014121295A1 (en) 2013-02-04 2014-08-07 Almex USA, Inc. Process and apparatus for minimizing the potential for explosions in the direct chill casting aluminum lithium alloys
US9936541B2 (en) 2013-11-23 2018-04-03 Almex USA, Inc. Alloy melting and holding furnace
CN104636565B (zh) * 2015-02-17 2017-10-10 扬州大学 基于可加工性分析的镁合金一次模锻成形工艺优化方法
CN107532849B (zh) 2015-02-18 2019-09-06 应达公司 用于活性金属和合金的电感应熔炼和保温炉

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US3434825A (en) * 1966-06-03 1969-03-25 Olin Mathieson Process for purifying copper base alloys
GB1149788A (en) * 1966-12-02 1969-04-23 Magnesium Elektron Ltd Improvements in or relating to the treatment of readily oxidisable metals during casting
DE2018407A1 (de) * 1969-05-05 1971-02-25 Fruehling J Schutzatmospharen fur Magnesium und M agne sium legierungen
US3687626A (en) * 1971-04-02 1972-08-29 Allied Chem Process for the production of sulfuryl fluoride
US3743263A (en) * 1971-12-27 1973-07-03 Union Carbide Corp Apparatus for refining molten aluminum
US3839019A (en) * 1972-09-18 1974-10-01 Aluminum Co Of America Purification of aluminum with turbine blade agitation
US4047938A (en) * 1974-12-23 1977-09-13 Union Carbide Corporation Process for refining molten metal
US3958981A (en) * 1975-04-16 1976-05-25 Southwire Company Process for degassing aluminum and aluminum alloys
CA1066022A (en) * 1975-07-02 1979-11-13 Allied Chemical Corporation Preparation of sulfur fluorides
US4089678A (en) * 1975-08-01 1978-05-16 Hanawalt Joseph D Method and product for protecting molten magnesium
US4010030A (en) * 1975-09-08 1977-03-01 Kennecott Copper Corporation Removal of arsenic, antimony and bismuth from molten copper with sulfur hexafluoride
US4214899A (en) * 1979-03-09 1980-07-29 Union Carbide Corporation Method for the addition of a reactive metal to a molten metal bath
US4350524A (en) * 1981-05-15 1982-09-21 Kennecott Corporation Process for removal of base metal impurities from molten silver with sulfur hexafluoride
JPS6012271A (ja) * 1983-07-04 1985-01-22 M C L:Kk 鋳造装置
JPS60260434A (ja) * 1984-06-04 1985-12-23 Shin Etsu Chem Co Ltd 光伝送用無水ガラス素材の製造方法
DE3564449D1 (en) * 1984-11-29 1988-09-22 Foseco Int Rotary device, apparatus and method for treating molten metal
US4770697A (en) * 1986-10-30 1988-09-13 Air Products And Chemicals, Inc. Blanketing atmosphere for molten aluminum-lithium alloys or pure lithium
FR2635789B1 (fr) * 1988-08-29 1993-04-23 Air Liquide American Procede d'elaboration d'acier a faible teneur en azote dans un four poche
US5032171A (en) * 1989-12-14 1991-07-16 Aluminum Company Of America Aluminum scrap recovery by inductively moving molten metal
US4992337A (en) * 1990-01-30 1991-02-12 Air Products And Chemicals, Inc. Electric arc spraying of reactive metals
US4992241A (en) * 1990-03-15 1991-02-12 Alcan International Limited Recycling of metal matrix composites
US5344478A (en) * 1993-08-02 1994-09-06 Air Products And Chemicals, Inc. Vortex dispersing nozzle for liquefied cryogenic inert gases used in blanketing of molten metals exposed to ambient air and method
US5427602A (en) * 1994-08-08 1995-06-27 Aluminum Company Of America Removal of suspended particles from molten metal
US5518221A (en) * 1994-11-30 1996-05-21 Air Products And Chemicals, Inc. Method and apparatus for inert gas blanketing of a reactor or vessel used to process materials at elevated temperatures such as an induction furnace used to remelt metals for casting
US5662266A (en) * 1995-01-04 1997-09-02 Zurecki; Zbigniew Process and apparatus for shrouding a turbulent gas jet
US5536296A (en) * 1995-05-03 1996-07-16 Alumax Inc. Process for treating molten aluminum with chlorine gas and sulfur hexafluoride to remove impurities
US5855647A (en) * 1997-05-15 1999-01-05 American Air Liquide, Inc. Process for recovering SF6 from a gas
JP3500911B2 (ja) * 1997-05-28 2004-02-23 スズキ株式会社 Ｍｇ基複合材料又はＭｇ合金基複合材料の製造方法
NO304893B1 (no) * 1997-07-07 1999-03-01 Norsk Hydro As FremgangsmÕte for smelting av magnesium uten flussmiddel og utstyr for dette
DE19825644C2 (de) * 1998-06-09 2003-08-14 Messer Griesheim Gmbh Befeuchtete SF6-Atmosphäre bei der Gewinnung von Magnesium
AUPQ001599A0 (en) * 1999-04-28 1999-05-20 Cast Centre Pty Ltd Gaseous compositions

Also Published As

Publication number Publication date
NO20010631L (no) 2001-08-08
CA2333517A1 (en) 2001-08-07
EP1122322A1 (de) 2001-08-08
DK1122322T3 (da) 2007-02-12
JP2001279342A (ja) 2001-10-10
PT1122322E (pt) 2007-01-31
CA2333517C (en) 2004-01-20
DE60124022D1 (de) 2006-12-07
DE60124022T2 (de) 2007-05-16
NO20010631D0 (no) 2001-02-06
ES2273752T3 (es) 2007-05-16
JP3655553B2 (ja) 2005-06-02
EP1122322B1 (de) 2006-10-25
US6398844B1 (en) 2002-06-04

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