KR100727502B1 - 플루오로카본을 이용한 용융 마그네슘 차폐 가스 - Google Patents

플루오로카본을 이용한 용융 마그네슘 차폐 가스 Download PDF

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Publication number
KR100727502B1
KR100727502B1 KR1020027000054A KR20027000054A KR100727502B1 KR 100727502 B1 KR100727502 B1 KR 100727502B1 KR 1020027000054 A KR1020027000054 A KR 1020027000054A KR 20027000054 A KR20027000054 A KR 20027000054A KR 100727502 B1 KR100727502 B1 KR 100727502B1
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South Korea
Prior art keywords
magnesium
molten magnesium
molten
delete delete
shielding gas
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Expired - Fee Related
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KR1020027000054A
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English (en)
Korean (ko)
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KR20020065466A (ko
Inventor
딘 에스. 밀브라쓰
존 지. 오웬스
Original Assignee
쓰리엠 이노베이티브 프로퍼티즈 캄파니
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Publication of KR20020065466A publication Critical patent/KR20020065466A/ko
Application granted granted Critical
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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
    • C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
    • C22B26/20—Obtaining alkaline earth metals or magnesium
    • C22B26/22—Obtaining magnesium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002—Treatment with gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D21/00—Casting non-ferrous metals or metallic compounds so far as their metallurgical properties are of importance for the casting procedure; Selection of compositions therefor
    • B22D21/002—Castings of light metals
    • B22D21/007—Castings of light metals with low melting point, e.g. Al 659 degrees C, Mg 650 degrees C
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
    • C07C45/69—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by addition to carbon-to-carbon double or triple bonds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/85—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/04—Saturated compounds containing keto groups bound to acyclic carbon atoms
    • C07C49/16—Saturated compounds containing keto groups bound to acyclic carbon atoms containing halogen
    • C07C49/167—Saturated compounds containing keto groups bound to acyclic carbon atoms containing halogen containing only fluorine as halogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/385—Saturated compounds containing a keto group being part of a ring
    • C07C49/457—Saturated compounds containing a keto group being part of a ring containing halogen
    • C07C49/463—Saturated compounds containing a keto group being part of a ring containing halogen a keto group being part of a six-membered ring
    • 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
    • C22B21/0084—Obtaining aluminium melting and handling molten aluminium
    • 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
    • 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
    • C22B9/006—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
    • C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
    • 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
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
    • 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
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/146—Perfluorocarbons [PFC]; Hydrofluorocarbons [HFC]; Sulfur hexafluoride [SF6]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
KR1020027000054A 2000-05-04 2001-03-28 플루오로카본을 이용한 용융 마그네슘 차폐 가스 Expired - Fee Related KR100727502B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US20216900P 2000-05-04 2000-05-04
US60/202,169 2000-05-04
US09/780,256 2001-02-09
US09/780,256 US6537346B2 (en) 2000-05-04 2001-02-09 Molten magnesium cover gas using fluorocarbons

Publications (2)

Publication Number Publication Date
KR20020065466A KR20020065466A (ko) 2002-08-13
KR100727502B1 true KR100727502B1 (ko) 2007-06-14

Family

ID=26897426

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020027000054A Expired - Fee Related KR100727502B1 (ko) 2000-05-04 2001-03-28 플루오로카본을 이용한 용융 마그네슘 차폐 가스

Country Status (10)

Country Link
US (1) US6537346B2 (enExample)
EP (1) EP1278897B1 (enExample)
JP (1) JP4773668B2 (enExample)
KR (1) KR100727502B1 (enExample)
AU (1) AU2001252990A1 (enExample)
DE (1) DE60108371T2 (enExample)
IL (1) IL147202A0 (enExample)
MX (1) MXPA01013455A (enExample)
NO (1) NO20020027L (enExample)
WO (1) WO2001083836A2 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPQ001599A0 (en) * 1999-04-28 1999-05-20 Cast Centre Pty Ltd Gaseous compositions
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
US7776132B2 (en) * 2003-02-28 2010-08-17 Taiyo Nippon Sanso Corporation Molten metal treatment, method for treating molten metal, and apparatus and method for feeding cover gas to molten metal
JP4637594B2 (ja) * 2005-01-20 2011-02-23 大陽日酸株式会社 マグネシウムの溶解方法および溶解装置
JP2006258347A (ja) * 2005-03-16 2006-09-28 Taiyo Nippon Sanso Corp マグネシウム溶解装置及びマグネシウム溶解装置へのカバーガス供給方法
JP4627045B2 (ja) 2005-04-27 2011-02-09 セントラル硝子株式会社 金属製造保護ガス
CA2628960C (en) 2005-12-01 2010-10-19 Central Glass Company, Limited Protective gas composition for magnesium/magnesium alloy production and combustion preventing method
JP4504914B2 (ja) * 2005-12-19 2010-07-14 株式会社神戸製鋼所 アルミニウム鋳塊の製造方法、アルミニウム鋳塊、およびアルミニウム鋳塊の製造用保護ガス
US20080003127A1 (en) * 2006-07-03 2008-01-03 Honeywell International Inc. Non-Ferrous Metal Cover Gases
US20080000647A1 (en) * 2006-07-03 2008-01-03 Honeywell International Inc. Non-Ferrous Metal Cover Gases
US20100242677A1 (en) * 2006-07-03 2010-09-30 Honeywell International Inc. Non-ferrous metal cover gases
JP2008116108A (ja) * 2006-11-02 2008-05-22 Taiyo Nippon Sanso Corp カバーガスの供給方法
KR102325010B1 (ko) * 2019-12-20 2021-11-10 주식회사 포스코 마그네슘 합금 용탕 보호 가스 공급 장치
CN115074562A (zh) * 2022-08-03 2022-09-20 万丰镁瑞丁新材料科技有限公司 一种镁及镁合金熔炼过程中的保护方法及装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB192238A (en) * 1921-11-30 1923-02-01 Partridge & Love Ltd Improvements in collapsible struts or supports for advertising showcards, displays or the like
DE19747002A1 (de) * 1997-10-24 1999-04-29 Audi Ag Verfahren zum Betreiben eines Magnesiumschmelzofens

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US1972317A (en) 1932-06-17 1934-09-04 Dow Chemical Co Method for inhibiting the oxidation of readily oxidizable metals
US2869432A (en) 1953-07-04 1959-01-20 Sedlaczek Herbert Hot machining of metal ingots
US3185734A (en) 1960-10-25 1965-05-25 Du Pont Novel polyfluoro-substituted ketones and their preparation from polyfluoro acid fluorides
DE1668395C3 (de) 1966-07-11 1978-06-15 Montecatini Edison S.P.A., Mailand (Italien) Perfluorierte Ketone und Verfahren zu deren Herstellung
US4173538A (en) * 1975-10-08 1979-11-06 Herbline Celestin L Extinguishing product comprising an uninflammable powder and liquid
US4659377A (en) 1979-05-23 1987-04-21 Nl Industries, Inc. Method for producing an oxidation resistant magnesium alloy melt
US4457775A (en) * 1983-05-19 1984-07-03 Amax Inc. Salt-coated magnesium granules
US4770697A (en) * 1986-10-30 1988-09-13 Air Products And Chemicals, Inc. Blanketing atmosphere for molten aluminum-lithium alloys or pure lithium
EP0609200A1 (en) 1988-12-02 1994-08-10 Minnesota Mining And Manufacturing Company Direct fluorination process for making perfluorinated organic substances
JPH082893B2 (ja) 1991-04-16 1996-01-17 信越化学工業株式会社 パーフルオロ環状ケトン及びその製造法
JPH05214384A (ja) 1992-02-06 1993-08-24 Asahi Chem Ind Co Ltd ２ｈ，５ｈ−パーフルオロヘキサン洗浄用溶剤
US5466877A (en) 1994-03-15 1995-11-14 Minnesota Mining And Manufacturing Company Process for converting perfluorinated esters to perfluorinated acyl fluorides and/or ketones
US5718293A (en) * 1995-01-20 1998-02-17 Minnesota Mining And Manufacturing Company Fire extinguishing process and composition
JPH10231499A (ja) 1997-02-20 1998-09-02 Toshiba Corp 不燃性または難燃性蒸気洗浄組成物
US5855647A (en) * 1997-05-15 1999-01-05 American Air Liquide, Inc. Process for recovering SF6 from a gas
AUPQ001599A0 (en) 1999-04-28 1999-05-20 Cast Centre Pty Ltd Gaseous compositions
WO2001005468A2 (en) 1999-07-20 2001-01-25 3M Innovative Properties Company Use of fluorinated ketones in fire extinguishing compositions
US6398844B1 (en) 2000-02-07 2002-06-04 Air Products And Chemicals, Inc. Blanketing molten nonferrous metals and alloys with gases having reduced global warming potential
US6521018B2 (en) * 2000-02-07 2003-02-18 Air Products And Chemicals, Inc. Blanketing metals and alloys at elevated temperatures with gases having reduced global warming potential

Patent Citations (2)

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Publication number Priority date Publication date Assignee Title
GB192238A (en) * 1921-11-30 1923-02-01 Partridge & Love Ltd Improvements in collapsible struts or supports for advertising showcards, displays or the like
DE19747002A1 (de) * 1997-10-24 1999-04-29 Audi Ag Verfahren zum Betreiben eines Magnesiumschmelzofens

Also Published As

Publication number Publication date
IL147202A0 (en) 2002-08-14
WO2001083836A3 (en) 2002-02-07
WO2001083836A2 (en) 2001-11-08
JP2003531965A (ja) 2003-10-28
JP4773668B2 (ja) 2011-09-14
AU2001252990A1 (en) 2001-11-12
NO20020027L (no) 2002-02-07
EP1278897B1 (en) 2005-01-12
KR20020065466A (ko) 2002-08-13
DE60108371T2 (de) 2005-12-22
DE60108371D1 (de) 2005-02-17
NO20020027D0 (no) 2002-01-03
US6537346B2 (en) 2003-03-25
US20030034094A1 (en) 2003-02-20
MXPA01013455A (es) 2002-07-30
EP1278897A2 (en) 2003-01-29

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CA2519784C (en) Method for generating pollution credits while processing reactive metals
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