KR101560512B1 - 제강 슬래그 환원 처리 방법 - Google Patents

제강 슬래그 환원 처리 방법 Download PDF

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Publication number
KR101560512B1
KR101560512B1 KR1020147011767A KR20147011767A KR101560512B1 KR 101560512 B1 KR101560512 B1 KR 101560512B1 KR 1020147011767 A KR1020147011767 A KR 1020147011767A KR 20147011767 A KR20147011767 A KR 20147011767A KR 101560512 B1 KR101560512 B1 KR 101560512B1
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South Korea
Prior art keywords
slag
molten
hot
rolled steel
electric furnace
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Korean (ko)
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KR20140079805A (ko
Inventor
도시야 하라다
다카시 아라이
히로시 히라타
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신닛테츠스미킨 카부시키카이샤
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    • 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0087—Treatment of slags covering the steel bath, e.g. for separating slag from the molten metal
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B5/00—Treatment of  metallurgical  slag ; Artificial stone from molten  metallurgical  slag 
    • C04B5/06—Ingredients, other than water, added to the molten slag or to the granulating medium or before remelting; Treatment with gases or gas generating compounds, e.g. to obtain porous slag
    • 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
    • C21C5/5229—Manufacture of steel in electric furnaces in a direct current [DC] electric arc 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
    • 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
    • F27B19/00—Combinations of different kinds of furnaces that are not all covered by any single one of main groups F27B1/00 - F27B17/00
    • F27B19/04—Combinations of different kinds of furnaces that are not all covered by any single one of main groups F27B1/00 - F27B17/00 arranged for associated working
    • 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
    • F27D15/00—Handling or treating discharged material; Supports or receiving chambers therefor
    • 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
    • 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
    • C21C5/5229—Manufacture of steel in electric furnaces in a direct current [DC] electric arc furnace
    • C21C2005/5235—Manufacture of steel in electric furnaces in a direct current [DC] electric arc furnace with bottom electrodes
    • 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
    • C21C2300/00—Process aspects
    • C21C2300/04—Avoiding foam formation
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Structural Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Furnace Details (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
KR1020147011767A 2012-06-27 2013-06-27 제강 슬래그 환원 처리 방법 Active KR101560512B1 (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JPJP-P-2012-144473 2012-06-27
JP2012144557 2012-06-27
JPJP-P-2012-144557 2012-06-27
JP2012144473 2012-06-27
JPJP-P-2012-235692 2012-10-25
JP2012235692 2012-10-25
PCT/JP2013/067665 WO2014003123A1 (ja) 2012-06-27 2013-06-27 製鋼スラグ還元処理方法

Publications (2)

Publication Number Publication Date
KR20140079805A KR20140079805A (ko) 2014-06-27
KR101560512B1 true KR101560512B1 (ko) 2015-10-14

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KR1020147012820A Active KR101531804B1 (ko) 2012-06-27 2013-06-27 제강 슬래그 환원 처리용 전기로의 슬래그 공급 용기
KR1020147012214A Active KR101560513B1 (ko) 2012-06-27 2013-06-27 제강 슬래그 환원 처리 장치 및 제강 슬래그 환원 처리 설비
KR1020147011767A Active KR101560512B1 (ko) 2012-06-27 2013-06-27 제강 슬래그 환원 처리 방법

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KR1020147012214A Active KR101560513B1 (ko) 2012-06-27 2013-06-27 제강 슬래그 환원 처리 장치 및 제강 슬래그 환원 처리 설비

Country Status (9)

Country Link
US (3) US9238846B2 (enExample)
EP (3) EP2767597B1 (enExample)
JP (3) JP5574057B2 (enExample)
KR (3) KR101531804B1 (enExample)
CN (3) CN103930573B (enExample)
BR (3) BR112014011250B1 (enExample)
CA (3) CA2851963C (enExample)
IN (3) IN2014DN07659A (enExample)
WO (3) WO2014003123A1 (enExample)

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JP5574057B2 (ja) 2012-06-27 2014-08-20 新日鐵住金株式会社 製鋼スラグ還元処理用電気炉のスラグ供給容器
CN105392905B (zh) 2013-07-24 2017-06-20 新日铁住金株式会社 排气处理方法以及排气处理设备
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JP6446970B2 (ja) * 2014-10-06 2019-01-09 新日鐵住金株式会社 傾動式スラグ供給装置のスラグ付着抑制方法
JP6350189B2 (ja) * 2014-10-06 2018-07-04 新日鐵住金株式会社 傾動式スラグ供給装置のスラグ付着抑制方法
JP6429190B2 (ja) * 2014-12-16 2018-11-28 新日鐵住金株式会社 製鋼スラグの溶融処理用の電気炉
CN105986054A (zh) * 2015-02-13 2016-10-05 鞍钢股份有限公司 一种对转炉终渣改性并还原的方法
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CN106702043B (zh) * 2015-11-17 2018-08-03 鞍钢股份有限公司 一种转炉终渣处理方法
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CN107012283B (zh) * 2016-01-27 2018-10-09 鞍钢股份有限公司 一种转炉留渣方法
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CN108558244B (zh) * 2018-05-15 2020-09-01 鞍钢股份有限公司 一种利用热态转炉渣制备水泥混合料的装置及制备方法
CN109500048A (zh) * 2018-10-09 2019-03-22 中冶南方工程技术有限公司 垃圾焚烧飞灰的固化处理方法以及处理系统
JP7095674B2 (ja) * 2019-11-29 2022-07-05 Ｊｆｅスチール株式会社 コンクリートの製造方法
JP7531273B2 (ja) * 2019-11-29 2024-08-09 Ｊｆｅスチール株式会社 副生成物の処理方法
JP7531274B2 (ja) * 2019-11-29 2024-08-09 Ｊｆｅスチール株式会社 副生成物の処理方法
DE102021204258A1 (de) * 2021-04-28 2022-11-03 Thyssenkrupp Ag Schmelzofen zur Erzeugung von Roheisen und Schlacke mit einer gewünschten Beschaffenheit
CN113564297B (zh) * 2021-07-29 2022-06-21 广东韶钢松山股份有限公司 一种降低渣中氧化锰含量的方法
WO2023054345A1 (ja) 2021-09-30 2023-04-06 日本製鉄株式会社 溶銑製造方法
CN114111354B (zh) * 2021-11-03 2023-06-02 湖南博一环保科技有限公司 一种提锌回转窑铁渣的干法冷却装置及其工作方法
CN113913569A (zh) * 2021-11-10 2022-01-11 北京中冶设备研究设计总院有限公司 干法粒化储渣控流装置及储渣控流方法
CN115029488B (zh) * 2022-06-27 2023-10-03 北京崎基环保科技有限公司 钢渣处理系统及采用其处理钢渣的方法
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JPWO2025062843A1 (enExample) * 2023-09-19 2025-03-27
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JP2002069526A (ja) 2000-08-28 2002-03-08 Nippon Steel Corp 脱燐スラグの再生処理方法
JP2002069520A (ja) 2000-08-29 2002-03-08 Nippon Steel Corp スラグ中クロムの回収方法
JP2006528732A (ja) 2003-05-16 2006-12-21 ヴォエスト・アルピーネ・インデュストリーアンラーゲンバウ・ゲーエムベーハー・ウント・コ スラグの利用プロセス

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EP2767597A4 (en) 2015-07-15
CN104039987A (zh) 2014-09-10
EP2759606B1 (en) 2016-11-16
KR20140085506A (ko) 2014-07-07
EP2767597B1 (en) 2016-11-02
EP2757163B1 (en) 2017-03-08
WO2014003119A1 (ja) 2014-01-03
US20140247856A1 (en) 2014-09-04
KR101531804B1 (ko) 2015-06-25
BR112014011428A2 (pt) 2017-05-02
JPWO2014003119A1 (ja) 2016-06-02
EP2757163A4 (en) 2015-07-15
US9534266B2 (en) 2017-01-03
IN2014DN07279A (enExample) 2015-04-24
US20150135896A1 (en) 2015-05-21
IN2014DN07659A (enExample) 2015-05-15
CN103930574A (zh) 2014-07-16
BR112014011250B1 (pt) 2019-07-02
CN103930573A (zh) 2014-07-16
WO2014003127A1 (ja) 2014-01-03
WO2014003123A1 (ja) 2014-01-03
EP2759606A1 (en) 2014-07-30
CA2852500C (en) 2015-06-23
CN103930574B (zh) 2015-08-19
JP5541423B1 (ja) 2014-07-09
US9238846B2 (en) 2016-01-19
CA2852500A1 (en) 2014-01-03
BR112014011250A2 (pt) 2017-05-09
EP2759606A4 (en) 2015-07-22
EP2757163A1 (en) 2014-07-23
CA2851604A1 (en) 2014-01-03
CA2851963A1 (en) 2014-01-03
KR20140085499A (ko) 2014-07-07
KR101560513B1 (ko) 2015-10-14
KR20140079805A (ko) 2014-06-27
CN103930573B (zh) 2017-04-05
BR112014011858B1 (pt) 2019-06-25
JPWO2014003127A1 (ja) 2016-06-02
BR112014011858A2 (pt) 2017-05-16
US20140291901A1 (en) 2014-10-02
BR112014011428B1 (pt) 2020-04-14
JP5574057B2 (ja) 2014-08-20
CN104039987B (zh) 2015-07-22
US9217185B2 (en) 2015-12-22
CA2851604C (en) 2015-11-10
CA2851963C (en) 2015-05-19
JPWO2014003123A1 (ja) 2016-06-02
JP5522320B1 (ja) 2014-06-18
EP2767597A1 (en) 2014-08-20
IN2014DN07281A (enExample) 2015-04-24

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