PL4031823T3 - Metoda mieszania ciekłego metalu w elektrycznym piecu łukowym - Google Patents

Metoda mieszania ciekłego metalu w elektrycznym piecu łukowym

Info

Publication number
PL4031823T3
PL4031823T3 PL20785856.4T PL20785856T PL4031823T3 PL 4031823 T3 PL4031823 T3 PL 4031823T3 PL 20785856 T PL20785856 T PL 20785856T PL 4031823 T3 PL4031823 T3 PL 4031823T3
Authority
PL
Poland
Prior art keywords
liquid metal
electric arc
arc furnace
mixing liquid
mixing
Prior art date
Application number
PL20785856.4T
Other languages
English (en)
Inventor
Damiano PATRIZIO
Andrea Codutti
Paolo Burin
Romano Sellan
Nicola GAGLIARDI
Original Assignee
Danieli & C. Officine Meccaniche S.P.A.
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=69191177&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PL4031823(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Danieli & C. Officine Meccaniche S.P.A. filed Critical Danieli & C. Officine Meccaniche S.P.A.
Publication of PL4031823T3 publication Critical patent/PL4031823T3/pl

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/45—Magnetic mixers; Mixers with magnetically driven stirrers
    • B01F33/451—Magnetic mixers; Mixers with magnetically driven stirrers wherein the mixture is directly exposed to an electromagnetic field without use of a stirrer, e.g. for material comprising ferromagnetic particles or for molten metal
    • 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
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52—Manufacture of steel in electric furnaces
    • 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
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5241—Manufacture of steel in electric furnaces in an inductively heated furnace
    • C21C5/5247—Manufacture of steel in electric furnaces in an inductively heated furnace processing a moving metal stream while exposed to an electromagnetic field, e.g. in an electromagnetic counter current channel
    • 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; Electric arc furnaces ; Tank furnaces
    • F27B3/10—Details, accessories or equipment, e.g. dust-collectors, specially adapted for hearth-type 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
    • F27D27/00—Stirring devices for molten material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/45—Mixing in metallurgical processes of ferrous or non-ferrous materials
    • 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; Electric arc furnaces ; Tank furnaces
    • F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces ; Tank furnaces heated electrically, with or without any other source of heat
    • F27B3/085—Arc 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D2003/0034—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities
    • F27D2003/0054—Means to move molten metal, e.g. electromagnetic pump
    • 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
    • F27D2003/0034—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities
    • F27D2003/0054—Means to move molten metal, e.g. electromagnetic pump
    • F27D2003/0055—Means to move molten metal, e.g. electromagnetic pump with flow regulation
    • 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
    • F27D2003/0034—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities
    • F27D2003/0083—Means for stirring the charge
    • 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)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Electromagnetism (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Furnace Details (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
PL20785856.4T 2019-09-19 2020-09-15 Metoda mieszania ciekłego metalu w elektrycznym piecu łukowym PL4031823T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT102019000016790A IT201900016790A1 (it) 2019-09-19 2019-09-19 Metodo di agitazione di metallo liquido in un forno elettrico ad arco
PCT/IT2020/050223 WO2021053701A1 (en) 2019-09-19 2020-09-15 Method of stirring liquid metal in an electric arc furnace

Publications (1)

Publication Number Publication Date
PL4031823T3 true PL4031823T3 (pl) 2024-10-21

Family

ID=69191177

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20785856.4T PL4031823T3 (pl) 2019-09-19 2020-09-15 Metoda mieszania ciekłego metalu w elektrycznym piecu łukowym

Country Status (11)

Country Link
US (1) US12065709B2 (pl)
EP (1) EP4031823B1 (pl)
JP (1) JP7345643B2 (pl)
KR (1) KR102624545B1 (pl)
CN (1) CN114729781B8 (pl)
CA (1) CA3154986C (pl)
ES (1) ES2982409T3 (pl)
IT (1) IT201900016790A1 (pl)
MX (1) MX2022003247A (pl)
PL (1) PL4031823T3 (pl)
WO (1) WO2021053701A1 (pl)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023016663A1 (en) * 2021-08-13 2023-02-16 Abb Schweiz Ag Electromagnetic stirring apparatus for a metal furnace and method of operation thereof
JPWO2025062841A1 (pl) * 2023-09-19 2025-03-27
CN118388113B (zh) * 2024-06-26 2024-10-22 安徽顺鼎阿泰克科技有限公司 一种用于熔制玻璃态物料的浸没式燃烧窑炉及其加热方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB725518A (en) * 1952-09-17 1955-03-02 Asea Ab Metallurgical melting furnace or hot metal mixer with electromagnetic stirring
BE522779A (pl) * 1952-09-20
JPS495691B1 (pl) * 1965-03-23 1974-02-08
JPS4321239Y1 (pl) 1966-04-15 1968-09-06
JPS5440957B2 (pl) 1972-04-12 1979-12-06
JPS5853356A (ja) * 1981-09-24 1983-03-29 Shinko Electric Co Ltd 溶湯撹拌用誘導子の制御方法
US4564388A (en) 1984-08-02 1986-01-14 Intersteel Technology, Inc. Method for continuous steelmaking
JPS6273591A (ja) * 1985-09-27 1987-04-04 株式会社神戸製鋼所 炉内溶湯撹拌装置
JPH05179371A (ja) * 1991-12-27 1993-07-20 Nippon Steel Corp 溶融金属の精錬方法
JP5070915B2 (ja) * 2007-04-13 2012-11-14 コニカミノルタビジネステクノロジーズ株式会社 イメージングユニットおよび画像形成装置
ES2449585T3 (es) 2010-09-14 2014-03-20 Abb Research Ltd. Aparato y método para agitación electromagnética en un horno de arco eléctrico
CN103443296B (zh) 2011-07-18 2015-06-03 Abb研究有限公司 用于控制熔化过程的方法和控制系统
EP2751510B1 (en) * 2011-08-29 2017-05-31 ABB Research Ltd. Method and arrangement for vortex reduction in a metal making process
JP5977080B2 (ja) 2012-05-23 2016-08-24 株式会社 東北テクノアーチ 金属材料の溶解装置および金属材料の溶解方法
GB201305822D0 (en) * 2013-03-28 2013-05-15 Pavlov Evgeny Improvements in and relating to apparatus and methods
SE1300434A1 (sv) 2013-06-17 2013-06-20 Abb Technology Ltd En anordning för elektromagnetisk omrörning av smältan i en elektrisk ljusbågsugn
CN110312908A (zh) 2017-02-10 2019-10-08 Abb瑞士股份有限公司 用于金属制造过程的炉组件

Also Published As

Publication number Publication date
CA3154986C (en) 2024-06-25
US12065709B2 (en) 2024-08-20
CN114729781A (zh) 2022-07-08
WO2021053701A1 (en) 2021-03-25
JP7345643B2 (ja) 2023-09-15
KR102624545B1 (ko) 2024-01-15
KR20220079869A (ko) 2022-06-14
EP4031823B1 (en) 2024-06-19
EP4031823C0 (en) 2024-06-19
US20220333219A1 (en) 2022-10-20
EP4031823A1 (en) 2022-07-27
JP2022549191A (ja) 2022-11-24
CA3154986A1 (en) 2021-03-25
IT201900016790A1 (it) 2021-03-19
CN114729781B (zh) 2024-10-15
ES2982409T3 (es) 2024-10-16
CN114729781B8 (zh) 2024-11-15
MX2022003247A (es) 2022-05-25

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