CN101658901B - 避免球铁铁液在浇注过程中发生球化衰退和降低浇注温度的处理方法及专用浇注设备 - Google Patents
避免球铁铁液在浇注过程中发生球化衰退和降低浇注温度的处理方法及专用浇注设备 Download PDFInfo
- Publication number
- CN101658901B CN101658901B CN200810054604.9A CN200810054604A CN101658901B CN 101658901 B CN101658901 B CN 101658901B CN 200810054604 A CN200810054604 A CN 200810054604A CN 101658901 B CN101658901 B CN 101658901B
- Authority
- CN
- China
- Prior art keywords
- slag
- iron liquid
- ductile iron
- liquid
- electrode
- 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
Links
- 229910001141 Ductile iron Inorganic materials 0.000 title claims abstract description 62
- 238000005266 casting Methods 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 16
- 230000008569 process Effects 0.000 title claims abstract description 11
- 238000003672 processing method Methods 0.000 title claims abstract description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 113
- 239000002893 slag Substances 0.000 claims abstract description 65
- 229910052742 iron Inorganic materials 0.000 claims abstract description 57
- 239000011777 magnesium Substances 0.000 claims abstract description 43
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 23
- 239000010439 graphite Substances 0.000 claims abstract description 23
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 18
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000002844 melting Methods 0.000 claims abstract description 13
- 230000008018 melting Effects 0.000 claims abstract description 13
- 229910021645 metal ion Inorganic materials 0.000 claims abstract description 10
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 101
- 239000003518 caustics Substances 0.000 claims description 21
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 15
- 230000004927 fusion Effects 0.000 claims description 9
- 150000002500 ions Chemical class 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 239000000395 magnesium oxide Substances 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 150000001768 cations Chemical class 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 239000011244 liquid electrolyte Substances 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 3
- 229910001018 Cast iron Inorganic materials 0.000 claims description 2
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 2
- 239000011822 basic refractory Substances 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 239000000567 combustion gas Substances 0.000 claims description 2
- 239000000446 fuel Substances 0.000 claims description 2
- 230000006698 induction Effects 0.000 claims description 2
- 239000011344 liquid material Substances 0.000 claims description 2
- 230000036647 reaction Effects 0.000 claims description 2
- 239000011819 refractory material Substances 0.000 claims description 2
- 239000003792 electrolyte Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 150000001450 anions Chemical class 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 4
- 239000005864 Sulphur Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- MHKWSJBPFXBFMX-UHFFFAOYSA-N iron magnesium Chemical compound [Mg].[Fe] MHKWSJBPFXBFMX-UHFFFAOYSA-N 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000003908 quality control method Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 229910001060 Gray iron Inorganic materials 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- 229910001296 Malleable iron Inorganic materials 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical compound [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005518 electrochemistry Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- QENHCSSJTJWZAL-UHFFFAOYSA-N magnesium sulfide Chemical compound [Mg+2].[S-2] QENHCSSJTJWZAL-UHFFFAOYSA-N 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- -1 reduce costs Inorganic materials 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000007920 subcutaneous administration Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/005—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like with heating or cooling means
- B22D41/01—Heating means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D25/00—Special casting characterised by the nature of the product
- B22D25/06—Special casting characterised by the nature of the product by its physical properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/005—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like with heating or cooling means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/02—Linings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/04—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like tiltable
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/10—Making spheroidal graphite cast-iron
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/10—Making spheroidal graphite cast-iron
- C21C1/105—Nodularising additive agents
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
- F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
- F27B3/20—Arrangements of heating devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/02—Ohmic resistance heating
- F27D11/04—Ohmic resistance heating with direct passage of current through the material being heated
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/06—Induction heating, i.e. in which the material being heated, or its container or elements embodied therein, form the secondary of a transformer
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/14—Charging or discharging liquid or molten material
-
- 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
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Furnace Details (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
Description
Claims (2)
Priority Applications (11)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200810054604.9A CN101658901B (zh) | 2008-03-10 | 2008-03-10 | 避免球铁铁液在浇注过程中发生球化衰退和降低浇注温度的处理方法及专用浇注设备 |
BRPI0909799A BRPI0909799B8 (pt) | 2008-03-10 | 2009-03-09 | método de processamento de ferro fundido de grafita esferoidal para evitar a esferoidização degradada e a queda da temperatura do mesmo, forno elétrico para processamento de ferro fundido de grafita esferoidal, dispositivo de forno elétrico para processamento de ferro fundido de grafita esferoidal |
US12/922,091 US8419821B2 (en) | 2008-03-10 | 2009-03-09 | Method for treating spheroidal graphite iron and pouring device thereof |
KR1020107020345A KR101263418B1 (ko) | 2008-03-10 | 2009-03-09 | 액상 구상 흑연 주철이 주조 과정에 구상화 열화가 발생하고 주조 온도를 떨어뜨리는 것을 피하는 처리 방법 및 전용 주조 설비 |
EP09720093.5A EP2253724B1 (en) | 2008-03-10 | 2009-03-09 | Method for treating spheroidal graphite iron |
ES09720093T ES2845350T3 (es) | 2008-03-10 | 2009-03-09 | Método de tratamiento de hierro con grafito esferoidal |
DK09720093.5T DK2253724T3 (da) | 2008-03-10 | 2009-03-09 | Fremgangsmåde til behandling af sfæroidt grafitjern |
PCT/CN2009/070702 WO2009111973A1 (zh) | 2008-03-10 | 2009-03-09 | 避免球铁铁液在浇注过程中发生球化衰退和降低浇注温度的处理方法及专用浇注设备 |
JP2010550020A JP5372968B2 (ja) | 2008-03-10 | 2009-03-09 | ダクタイル鋳鉄溶湯の鋳込み過程における球状化阻害及び鋳込温度低下を防止する処理方法及び専用鋳込装置 |
US13/681,473 US8767793B2 (en) | 2008-03-10 | 2012-11-20 | Method for treating spheroidal graphite iron and pouring device thereof |
US14/047,530 US20140033866A1 (en) | 2008-03-10 | 2013-10-07 | Method for treating spheroidal graphite iron and pouring device thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200810054604.9A CN101658901B (zh) | 2008-03-10 | 2008-03-10 | 避免球铁铁液在浇注过程中发生球化衰退和降低浇注温度的处理方法及专用浇注设备 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101658901A CN101658901A (zh) | 2010-03-03 |
CN101658901B true CN101658901B (zh) | 2014-10-29 |
Family
ID=41064758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200810054604.9A Expired - Fee Related CN101658901B (zh) | 2008-03-10 | 2008-03-10 | 避免球铁铁液在浇注过程中发生球化衰退和降低浇注温度的处理方法及专用浇注设备 |
Country Status (9)
Country | Link |
---|---|
US (3) | US8419821B2 (zh) |
EP (1) | EP2253724B1 (zh) |
JP (1) | JP5372968B2 (zh) |
KR (1) | KR101263418B1 (zh) |
CN (1) | CN101658901B (zh) |
BR (1) | BRPI0909799B8 (zh) |
DK (1) | DK2253724T3 (zh) |
ES (1) | ES2845350T3 (zh) |
WO (1) | WO2009111973A1 (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR112012012620B1 (pt) * | 2009-11-25 | 2017-11-21 | Fundacion Inasmet | Method and inoculation device |
RU2480531C1 (ru) * | 2011-10-03 | 2013-04-27 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Камская государственная инженерно-экономическая академия" (ИНЭКА) | Термитная смесь |
CN103521744B (zh) * | 2013-10-14 | 2015-08-12 | 南昌大学 | 一种半固态浆料接注装置 |
CN104624986B (zh) * | 2015-01-16 | 2016-09-14 | 遵义拓特铸锻有限公司 | 一种平底塞杆式底注钢水包球化处理的工艺方法 |
CN109014163A (zh) * | 2018-08-21 | 2018-12-18 | 河北丰维机械制造有限公司 | 一种用于茶壶浇包的铁水浮渣过滤方法 |
JP6798575B2 (ja) | 2019-04-24 | 2020-12-09 | Jfeスチール株式会社 | 溶融金属の脱硫方法 |
CN114729417A (zh) * | 2019-11-15 | 2022-07-08 | 马瑟卡塔有限公司 | 直流电弧炉 |
TWI731682B (zh) * | 2020-05-14 | 2021-06-21 | 中國鋼鐵股份有限公司 | 盛裝鐵水的爐襯作業層結構 |
CN113926865B (zh) * | 2020-06-29 | 2024-03-08 | 宝山钢铁股份有限公司 | 铸坯夹渣预报方法、机清控制方法、计算设备及存储介质 |
CN112658241B (zh) * | 2020-12-10 | 2022-11-08 | 东北大学 | 一种通过施加界面电场防止稀土钢水口脱碳及反应行为的方法 |
KR20230128104A (ko) * | 2021-02-10 | 2023-09-01 | 제이에프이 스틸 가부시키가이샤 | 용융 금속의 탈황 방법 |
GB202108524D0 (en) * | 2021-06-15 | 2021-07-28 | Eestech Inc | Improved smelting system |
CN115592105B (zh) * | 2022-12-16 | 2023-03-10 | 河北兴盛机械有限公司 | 低温高韧球墨铸铁生产用浇铸设备 |
CN117206510B (zh) * | 2023-09-12 | 2024-06-14 | 中钢集团洛阳耐火材料研究院有限公司 | 一种防止整体塞棒结瘤的方法 |
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US3953308A (en) * | 1974-03-27 | 1976-04-27 | Institut De Recherches De La Siderurgie Francaise (Irsid) | Process and apparatus for desulfurizing of liquid metals |
US4744875A (en) * | 1985-05-21 | 1988-05-17 | The United States Of America As Represented By The United States Department Of Energy | Steel refining with an electrochemical cell |
CN1034582A (zh) * | 1987-10-09 | 1989-08-09 | 北京钢铁学院 | 一种电渣精炼冲天炉铸造铁水工艺 |
CN201217070Y (zh) * | 2008-03-10 | 2009-04-08 | 王宇新 | 避免球铁铁液在浇注过程中发生球化衰退和降低浇注温度的浇注电炉 |
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---|---|---|---|---|
FR1266469A (fr) * | 1958-02-17 | 1961-07-17 | Procédé d'addition à des bains de métaux ferreux de métaux divers, notamment alcalins et alcalino-terreux, au moyen d'une électrolyse | |
US3203883A (en) * | 1961-07-01 | 1965-08-31 | Rcsearch Inst For Iron Steel A | Method of refining molten metals by electrolyzing molten slag under arc discharge |
JPS6022043B2 (ja) * | 1978-03-14 | 1985-05-30 | トヨタ自動車株式会社 | 溶融スラグによる黒鉛球状化処理法 |
AT363112B (de) * | 1979-04-18 | 1981-07-10 | Elin Union Ag | Verfahren zur konservierung von magnesiumhaltigen gusseisenschmelzen ueber laengere zeitraeume |
JPS5845308A (ja) | 1981-09-11 | 1983-03-16 | Chobe Taguchi | 溶銑へのCaの添加法 |
JPS58185712A (ja) * | 1982-04-20 | 1983-10-29 | Japan Metals & Chem Co Ltd | 鉄鋼の脱りん方法 |
JPS6013014A (ja) * | 1983-06-30 | 1985-01-23 | Ishikawajima Harima Heavy Ind Co Ltd | 取鍋精錬装置 |
DE3409255A1 (de) * | 1984-03-14 | 1985-12-12 | Didier-Werke Ag, 6200 Wiesbaden | Herdboden, besonders fuer gleichstrom-lichtbogenoefen |
JPS6447805A (en) * | 1987-08-19 | 1989-02-22 | Nippon Kokan Kk | Production of silicon-containing cast iron |
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2008
- 2008-03-10 CN CN200810054604.9A patent/CN101658901B/zh not_active Expired - Fee Related
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2009
- 2009-03-09 WO PCT/CN2009/070702 patent/WO2009111973A1/zh active Application Filing
- 2009-03-09 ES ES09720093T patent/ES2845350T3/es active Active
- 2009-03-09 KR KR1020107020345A patent/KR101263418B1/ko active IP Right Grant
- 2009-03-09 JP JP2010550020A patent/JP5372968B2/ja active Active
- 2009-03-09 US US12/922,091 patent/US8419821B2/en active Active
- 2009-03-09 DK DK09720093.5T patent/DK2253724T3/da active
- 2009-03-09 BR BRPI0909799A patent/BRPI0909799B8/pt active IP Right Grant
- 2009-03-09 EP EP09720093.5A patent/EP2253724B1/en active Active
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2012
- 2012-11-20 US US13/681,473 patent/US8767793B2/en active Active
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2013
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Also Published As
Publication number | Publication date |
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BRPI0909799B8 (pt) | 2021-03-16 |
KR20100125313A (ko) | 2010-11-30 |
US8767793B2 (en) | 2014-07-01 |
BRPI0909799A8 (pt) | 2018-05-22 |
JP2011516265A (ja) | 2011-05-26 |
KR101263418B1 (ko) | 2013-05-10 |
US20140033866A1 (en) | 2014-02-06 |
ES2845350T3 (es) | 2021-07-26 |
BRPI0909799B1 (pt) | 2020-11-10 |
DK2253724T3 (da) | 2021-01-18 |
US20130125704A1 (en) | 2013-05-23 |
US20110005351A1 (en) | 2011-01-13 |
JP5372968B2 (ja) | 2013-12-18 |
CN101658901A (zh) | 2010-03-03 |
WO2009111973A1 (zh) | 2009-09-17 |
EP2253724A1 (en) | 2010-11-24 |
US8419821B2 (en) | 2013-04-16 |
BRPI0909799A2 (pt) | 2018-04-03 |
EP2253724B1 (en) | 2020-10-28 |
EP2253724A4 (en) | 2014-08-20 |
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