PL3548640T3 - Przekształcalny piec hutniczy i modułowa instalacja hutnicza zawierająca wymieniony piec do przeprowadzania procesów produkcyjnych do produkcji metali w stanie stopionym, a zwłaszcza stali albo żeliwa - Google Patents

Przekształcalny piec hutniczy i modułowa instalacja hutnicza zawierająca wymieniony piec do przeprowadzania procesów produkcyjnych do produkcji metali w stanie stopionym, a zwłaszcza stali albo żeliwa

Info

Publication number
PL3548640T3
PL3548640T3 PL16923091.9T PL16923091T PL3548640T3 PL 3548640 T3 PL3548640 T3 PL 3548640T3 PL 16923091 T PL16923091 T PL 16923091T PL 3548640 T3 PL3548640 T3 PL 3548640T3
Authority
PL
Poland
Prior art keywords
furnace
metallurgical
production
particualr
convertible
Prior art date
Application number
PL16923091.9T
Other languages
English (en)
Inventor
Silvio Maria Reali
Cesare Giavani
Giuseppino VIRGILI
Cristian CATTALINI
Original Assignee
Tenova 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=62241108&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PL3548640(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Tenova S.P.A. filed Critical Tenova S.P.A.
Publication of PL3548640T3 publication Critical patent/PL3548640T3/pl

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/10—Making pig-iron other than in blast furnaces in electric 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
    • F27D11/08—Heating by electric discharge, e.g. arc discharge
    • F27D11/10—Disposition of electrodes
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/12—Making spongy iron or liquid steel, by direct processes 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
    • C21C5/28—Manufacture of steel in the converter
    • 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
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/285—Plants therefor
    • 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
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • 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
    • C21C5/5211—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace
    • C21C5/5217—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace equipped with burners or devices for injecting gas, i.e. oxygen, or pulverulent materials into the furnace
    • 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
    • C21C5/527—Charging of the electric furnace
    • 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
    • C21C5/54—Processes yielding slags of special composition
    • 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
    • F27B14/00—Crucible or pot furnaces
    • F27B14/02—Crucible or pot furnaces with tilting or rocking arrangements
    • 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
    • F27B14/00—Crucible or pot furnaces
    • F27B14/06—Crucible or pot furnaces heated electrically, e.g. induction crucible furnaces with or without any other source of heat
    • 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
    • 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
    • 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
    • F27B3/18—Arrangements of devices for charging
    • F27B3/183—Charging of arc furnaces vertically through the roof, e.g. in three points
    • 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
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/02—Crowns; Roofs
    • F27D1/025—Roofs supported around their periphery, e.g. arched roofs
    • 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
    • F27D3/0025—Charging or loading melting furnaces with material in the solid state
    • 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
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00—Heating by electric discharge
    • H05B7/02—Details
    • H05B7/144—Power supplies specially adapted for heating by electric discharge; Automatic control of power, e.g. by positioning of electrodes
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00—Heating by electric discharge
    • H05B7/18—Heating by arc discharge
    • H05B7/20—Direct heating by arc discharge, i.e. where at least one end of the arc directly acts on the material to be heated, including additional resistance heating by arc current flowing through the material to be 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/15—Tapping equipment; Equipment for removing or retaining slag
    • F27D3/1545—Equipment for removing or retaining slag
    • F27D3/1554—Equipment for removing or retaining slag for removing the slag from the surface of the melt

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Botany (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
PL16923091.9T 2016-12-02 2016-12-02 Przekształcalny piec hutniczy i modułowa instalacja hutnicza zawierająca wymieniony piec do przeprowadzania procesów produkcyjnych do produkcji metali w stanie stopionym, a zwłaszcza stali albo żeliwa PL3548640T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2016/108420 WO2018098817A1 (en) 2016-12-02 2016-12-02 Convertible metallurgical furnace and modular metallurgical plant comprising said furnace for conducting production processes for the production of metals in the molten state, in particualr steel or cast iron

Publications (1)

Publication Number Publication Date
PL3548640T3 true PL3548640T3 (pl) 2023-01-30

Family

ID=62241108

Family Applications (1)

Application Number Title Priority Date Filing Date
PL16923091.9T PL3548640T3 (pl) 2016-12-02 2016-12-02 Przekształcalny piec hutniczy i modułowa instalacja hutnicza zawierająca wymieniony piec do przeprowadzania procesów produkcyjnych do produkcji metali w stanie stopionym, a zwłaszcza stali albo żeliwa

Country Status (7)

Country Link
US (1) US11391515B2 (pl)
EP (1) EP3548640B1 (pl)
CN (1) CN110139937A (pl)
ES (1) ES2930036T3 (pl)
PL (1) PL3548640T3 (pl)
RU (1) RU2718500C1 (pl)
WO (1) WO2018098817A1 (pl)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109929957B (zh) * 2019-03-28 2020-11-06 东北大学 一种预还原铁矿石高温熔炼生产铁水的装置及方法
IT201900023667A1 (it) * 2019-12-11 2021-06-11 Danieli Off Mecc Forno fusorio e procedimento di fusione
WO2025058716A1 (en) 2023-09-12 2025-03-20 Ternium Mexico S.A. De C.V. Process for producing clean steel with low nitrogen content using an electric arc furnace and a degassing system
EP4644812A1 (de) * 2024-04-30 2025-11-05 Primetals Technologies Austria GmbH Ofenanlage mit lichtbogenofen mit zuführung von flüssigmetall durch eine verschliessbare öffnung

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2126803A1 (de) * 1971-05-29 1972-12-14 Fried. Krupp Gmbh, 4300 Essen Verfahren zur Herstellung von Stahl
US3905589A (en) * 1972-03-27 1975-09-16 Pennsylvania Engineering Corp Steel production method and apparatus
US3812275A (en) 1973-02-26 1974-05-21 Pennsylvania Engineering Corp Steel production method and apparatus
JPS53118161A (en) 1977-03-25 1978-10-16 Sumitomo Metal Ind Measuring method of slug forming by micro wave level meter
DE3110569A1 (de) 1981-03-18 1982-12-30 Skw Trostberg Ag, 8223 Trostberg Verfahren zur verhinderung des ueberschaeumens beim frischen von roheisen sowie zur erniedrigung des phosphorgehaltes, mittel und vorrichtung zur durchfuehrung des verfahrens
US4543124A (en) 1984-08-02 1985-09-24 Intersteel Technology, Inc. Apparatus for continuous steelmaking
AT392801B (de) 1989-06-05 1991-06-25 Voest Alpine Ind Anlagen Verfahren zur schlackenfuehrung in einem blasstahlkonverter
JP2895247B2 (ja) 1991-01-11 1999-05-24 川崎製鉄株式会社 製鋼炉の操業方法
DE4138120A1 (de) 1991-11-19 1993-05-27 Fuchs Technology Ag Einschmelzaggregat mit ofenwiege
DE4445209C2 (de) * 1994-12-17 1999-01-21 Schloemann Siemag Ag Verfahren und Vorrichtung zum Betreiben eines Doppelgefäß-Lichtbogenofens
US5584909A (en) 1995-01-19 1996-12-17 Ltv Steel Company, Inc. Controlled foamy slag process
JPH08233466A (ja) * 1995-02-27 1996-09-13 Nippon Steel Corp 転炉型操業と電炉型操業が可能な精錬炉
RU2102494C1 (ru) * 1995-02-27 1998-01-20 Волгоградский государственный технический университет Способ получения чугуна и стали в металлургических агрегатах
US5588982A (en) 1995-05-01 1996-12-31 Alabama Power Company Process for producing foudry iron
US5800591A (en) 1996-09-20 1998-09-01 Techint Compagnia Tecnica Internazionale Method and apparatus for feeding a steelmaking furnace
AT404022B (de) * 1996-11-08 1998-07-27 Voest Alpine Ind Anlagen Verfahren und anlage zur herstellung von flüssigem roheisen oder stahlvorprodukten aus eisenhältigemmaterial
US5943360A (en) 1998-04-17 1999-08-24 Fuchs Systems, Inc. Electric arc furnace that uses post combustion
US6473446B2 (en) * 2000-12-13 2002-10-29 Sms Demag, Inc. Electric furnace for steel making
CN2514003Y (zh) * 2001-12-21 2002-10-02 烟台冶金水冷件厂 炼钢电炉排管水冷炉盖
WO2004035837A1 (en) 2002-10-16 2004-04-29 Sms Demag Ag Revamping of a basic oxygen furnace into an electric furnace for making steel
ITMI20040283A1 (it) * 2004-02-20 2004-05-20 Techint Spa Processo pirometallurgico di trattamento di residui siderurgici
CN100363508C (zh) 2005-11-24 2008-01-23 广东韶钢松山股份有限公司 电炉转炉化炼钢生产工艺
CA2541092A1 (en) * 2006-03-28 2007-09-28 Murray Thomson Infrared light sensors for diagnosis and control of industrial furnace gases
JP5166805B2 (ja) * 2007-09-19 2013-03-21 株式会社神戸製鋼所 アーク加熱による溶鉄製造方法
CN102634637B (zh) 2012-05-16 2013-08-14 中天钢铁集团有限公司 一种电炉转炉化的操作工艺
ITMI20121257A1 (it) 2012-07-19 2014-01-20 Tenova Spa Impianto e relativo procedimento per alimentare in modo continuo del materiale metallico riscaldato ad un forno fusorio per la produzione di acciaio
DE102015105307A1 (de) 2015-04-08 2016-10-13 Sms Group Gmbh Konverter
DE102015110674A1 (de) 2015-07-02 2017-01-05 Sms Group Gmbh Umbausystem für einen Elektrolichtbogenofen (EAF)

Also Published As

Publication number Publication date
US20200018550A1 (en) 2020-01-16
EP3548640A4 (en) 2020-05-06
CN110139937A (zh) 2019-08-16
ES2930036T3 (es) 2022-12-05
WO2018098817A1 (en) 2018-06-07
RU2718500C1 (ru) 2020-04-08
EP3548640B1 (en) 2022-09-21
EP3548640A1 (en) 2019-10-09
US11391515B2 (en) 2022-07-19

Similar Documents

Publication Publication Date Title
ZA201900743B (en) Metallurgical and chemical processes for recovering vanadium and iron values from vanadiferous titanomagnetite and vanadiferous feedstocks
PL3349907T3 (pl) Sposoby i systemy odzyskiwania produktów z żużli żelaza i stali
IL240485A0 (en) A method for determining the condition of a refractory wall of a metallurgical receptacle especially for cast metal
ZA201805153B (en) Wear resistant composite material, its application in cooling elements for a metallurgical furnace, and method of manufacturing same
PL3548640T3 (pl) Przekształcalny piec hutniczy i modułowa instalacja hutnicza zawierająca wymieniony piec do przeprowadzania procesów produkcyjnych do produkcji metali w stanie stopionym, a zwłaszcza stali albo żeliwa
PH12017501116A1 (en) Low-pressure casting device and low-pressure casting method
ZA201803599B (en) "method for preheating and smelting manganese ore sinter."
EP3578679A4 (en) HIGH-STRENGTH HOT-ROLLED STEEL SHEET MADE OF ZINC MELT AND PRODUCTION METHOD THEREFOR
PT3235912T (pt) Forno metalúrgico para produção de ligas metálicas
MX2016004318A (es) Planta de acero para la produccion de productos de metal largos y metodo de produccion correspondiente.
PL3375764T3 (pl) Sposób obróbki żużli metalurgicznych
MX362687B (es) Boquilla de entrada sumergida.
ZA201903542B (en) Method for handling slag pot or ladle and pyrometallurgy tools
PL3545111T3 (pl) Niskotemperaturowa bezpośrednia redukcja tlenków metali przez wytwarzanie in situ gazu redukcyjnego
WO2016046849A3 (en) Rare earth phosphate based non reactive and non-wettable surfaces
SI3034633T1 (sl) Zmes, uporaba te zmesi, kot tudi postopek za kondicioniranje žlindre, ki se nahaja na kovinski talini v metalurški posodi, pri metalurgiji železa in jekla
PT2878685E (pt) Método para condicionar uma escória em metal derretido a partir do processamento de ferro e aço num recipiente metalúrgico
PH12015501794A1 (en) Ladle bottom and ladle
EP3954787C0 (en) HIGHLY EFFICIENT PROCESS FOR REFINING A MOLTEN IRON ALLOY
PL2996997T3 (pl) Instalacja i sposób dla stabilizacji i inertyzacji żużla pochodzącego z procesów produkcji stali w stalowniach i wielkich piecach
PH12016500061A1 (en) Ladle bottom and ladle
PL3068910T3 (pl) Piec do podgrzewania wyrobów hutniczych, takich jak kęsy i kęsiska
ZA201906623B (en) Asymetric slab nozzle and metallurgical assembly for casting metal including it
TH1501007716A (th) วิธีการของกรรมวิธีอบอ่อนเพื่อทำให้โครงสร้างจุลภาคมีลักษณะกลม สำหรับโลหะหลอมเหลวของเหล็กหล่อแกรไฟต์ที่มีลักษณะกลม
UA90970U (uk) Спосіб безперервної розливки флокеночутливих сталей