DE60108371D1 - Schutz von magnesiumschmelze mittels fluorkohlenwasserstoffe enthaltender gasatmosphäre - Google Patents
Schutz von magnesiumschmelze mittels fluorkohlenwasserstoffe enthaltender gasatmosphäreInfo
- Publication number
- DE60108371D1 DE60108371D1 DE60108371T DE60108371T DE60108371D1 DE 60108371 D1 DE60108371 D1 DE 60108371D1 DE 60108371 T DE60108371 T DE 60108371T DE 60108371 T DE60108371 T DE 60108371T DE 60108371 D1 DE60108371 D1 DE 60108371D1
- Authority
- DE
- Germany
- Prior art keywords
- gasatmosphere
- protection
- hydrogen containing
- magnesium melt
- fluorocarbon hydrogen
- 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
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
- 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)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US20216900P | 2000-05-04 | 2000-05-04 | |
US202169P | 2000-05-04 | ||
US09/780,256 US6537346B2 (en) | 2000-05-04 | 2001-02-09 | Molten magnesium cover gas using fluorocarbons |
US780256 | 2001-02-09 | ||
PCT/US2001/009899 WO2001083836A2 (en) | 2000-05-04 | 2001-03-28 | Protection of molten magnesium with a cover gas using fluorocarbons |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60108371D1 true DE60108371D1 (de) | 2005-02-17 |
DE60108371T2 DE60108371T2 (de) | 2005-12-22 |
Family
ID=26897426
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60108371T Expired - Lifetime DE60108371T2 (de) | 2000-05-04 | 2001-03-28 | Schutz von magnesiumschmelze mittels fluorkohlenwasserstoffe enthaltender gasatmosphäre |
Country Status (10)
Country | Link |
---|---|
US (1) | US6537346B2 (de) |
EP (1) | EP1278897B1 (de) |
JP (1) | JP4773668B2 (de) |
KR (1) | KR100727502B1 (de) |
AU (1) | AU2001252990A1 (de) |
DE (1) | DE60108371T2 (de) |
IL (1) | IL147202A0 (de) |
MX (1) | MXPA01013455A (de) |
NO (1) | NO20020027L (de) |
WO (1) | WO2001083836A2 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AUPQ001599A0 (en) * | 1999-04-28 | 1999-05-20 | Cast Centre Pty Ltd | Gaseous compositions |
US6685764B2 (en) * | 2000-05-04 | 2004-02-03 | 3M Innovative Properties Company | Processing molten reactive metals and alloys using fluorocarbons as cover gas |
US6780220B2 (en) * | 2000-05-04 | 2004-08-24 | 3M Innovative Properties Company | Method for generating pollution credits while processing reactive metals |
KR100773328B1 (ko) * | 2003-02-28 | 2007-11-05 | 타이요 닛폰 산소 가부시키가이샤 | 용융 금속 처리제, 용융 금속 처리 방법, 용융 금속용 커버가스의 공급 장치 및 방법 |
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 |
WO2007063674A1 (ja) | 2005-12-01 | 2007-06-07 | Central Glass Company, Limited | マグネシウム/マグネシウム合金製造保護ガス組成物および燃焼防止方法 |
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 |
US20100242677A1 (en) * | 2006-07-03 | 2010-09-30 | Honeywell International Inc. | Non-ferrous metal cover gases |
US20080000647A1 (en) * | 2006-07-03 | 2008-01-03 | 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 |
Family Cites Families (21)
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 |
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 |
US3513203A (en) | 1966-07-11 | 1970-05-19 | Montedison Spa | Fluorinated ketones and process for their preparation |
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 |
WO1990006296A1 (en) | 1988-12-02 | 1990-06-14 | 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 |
DE19747002C2 (de) | 1997-10-24 | 2000-09-21 | Audi Ag | Verfahren zum Betreiben eines Magnesiumschmelzofens |
AUPQ001599A0 (en) | 1999-04-28 | 1999-05-20 | Cast Centre Pty Ltd | Gaseous compositions |
ES2329025T3 (es) | 1999-07-20 | 2009-11-20 | 3M Innovative Properties Company | Composicion extintora de fuego. |
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 |
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 |
-
2001
- 2001-02-09 US US09/780,256 patent/US6537346B2/en not_active Expired - Lifetime
- 2001-03-28 MX MXPA01013455A patent/MXPA01013455A/es unknown
- 2001-03-28 IL IL14720201A patent/IL147202A0/xx unknown
- 2001-03-28 KR KR1020027000054A patent/KR100727502B1/ko active IP Right Grant
- 2001-03-28 EP EP01926456A patent/EP1278897B1/de not_active Expired - Lifetime
- 2001-03-28 AU AU2001252990A patent/AU2001252990A1/en not_active Abandoned
- 2001-03-28 JP JP2001580443A patent/JP4773668B2/ja not_active Expired - Fee Related
- 2001-03-28 DE DE60108371T patent/DE60108371T2/de not_active Expired - Lifetime
- 2001-03-28 WO PCT/US2001/009899 patent/WO2001083836A2/en active IP Right Grant
-
2002
- 2002-01-03 NO NO20020027A patent/NO20020027L/no unknown
Also Published As
Publication number | Publication date |
---|---|
US6537346B2 (en) | 2003-03-25 |
WO2001083836A3 (en) | 2002-02-07 |
US20030034094A1 (en) | 2003-02-20 |
AU2001252990A1 (en) | 2001-11-12 |
NO20020027D0 (no) | 2002-01-03 |
EP1278897B1 (de) | 2005-01-12 |
IL147202A0 (en) | 2002-08-14 |
JP4773668B2 (ja) | 2011-09-14 |
NO20020027L (no) | 2002-02-07 |
MXPA01013455A (es) | 2002-07-30 |
KR20020065466A (ko) | 2002-08-13 |
KR100727502B1 (ko) | 2007-06-14 |
WO2001083836A2 (en) | 2001-11-08 |
JP2003531965A (ja) | 2003-10-28 |
DE60108371T2 (de) | 2005-12-22 |
EP1278897A2 (de) | 2003-01-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |