CN116745438A - 铁液的精炼方法 - Google Patents

铁液的精炼方法 Download PDF

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Publication number
CN116745438A
CN116745438A CN202180091525.9A CN202180091525A CN116745438A CN 116745438 A CN116745438 A CN 116745438A CN 202180091525 A CN202180091525 A CN 202180091525A CN 116745438 A CN116745438 A CN 116745438A
Authority
CN
China
Prior art keywords
molten iron
iron
refining
source
cold
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.)
Pending
Application number
CN202180091525.9A
Other languages
English (en)
Chinese (zh)
Inventor
小笠原太
服部雄大
横森玲
川畑凉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Steel Corp
Original Assignee
JFE Steel Corp
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
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Publication of CN116745438A publication Critical patent/CN116745438A/zh
Pending legal-status Critical Current

Links

Classifications

    • 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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/35—Blowing from above and through the bath
    • 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
    • C21C1/02—Dephosphorising or desulfurising
    • 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
    • C21C5/36—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
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/10—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B1/20—Arrangements of devices for charging
    • 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
    • F27D3/16—Introducing a fluid jet or current into the charge
    • 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
    • C21C2300/08—Particular sequence of the process steps
    • 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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/32—Blowing from above
    • 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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/34—Blowing through the bath
    • 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
    • F27D3/16—Introducing a fluid jet or current into the charge
    • F27D2003/162—Introducing a fluid jet or current into the charge the fluid being an oxidant or a fuel
    • F27D2003/163—Introducing a fluid jet or current into the charge the fluid being an oxidant or a fuel the fluid being an oxidant
    • 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)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
CN202180091525.9A 2021-01-26 2021-12-17 铁液的精炼方法 Pending CN116745438A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021-010198 2021-01-26
JP2021010198 2021-01-26
PCT/JP2021/046712 WO2022163200A1 (ja) 2021-01-26 2021-12-17 溶鉄の精錬方法

Publications (1)

Publication Number Publication Date
CN116745438A true CN116745438A (zh) 2023-09-12

Family

ID=82654415

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180091525.9A Pending CN116745438A (zh) 2021-01-26 2021-12-17 铁液的精炼方法

Country Status (7)

Country Link
US (1) US20240060149A1 (https=)
EP (1) EP4273273A4 (https=)
JP (1) JP7211557B2 (https=)
KR (1) KR102879341B1 (https=)
CN (1) CN116745438A (https=)
TW (1) TWI802184B (https=)
WO (1) WO2022163200A1 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005133117A (ja) * 2003-10-28 2005-05-26 Jfe Steel Kk 低燐溶銑の製造方法
JP2011038142A (ja) * 2009-08-10 2011-02-24 Jfe Steel Corp 大量の鉄スクラップを用いた転炉製鋼方法
CN102747181A (zh) * 2011-04-18 2012-10-24 宝山钢铁股份有限公司 9Ni钢的冶炼方法
JP2018178260A (ja) * 2017-04-18 2018-11-15 Ｊｆｅスチール株式会社 転炉製鋼方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63169318A (ja) 1986-12-29 1988-07-13 Kawasaki Steel Corp 溶銑脱りん法
JPH0472007A (ja) * 1990-07-10 1992-03-06 Nippon Steel Corp 溶鋼製造法
KR101606255B1 (ko) * 2011-07-19 2016-03-24 제이에프이 스틸 가부시키가이샤 용선의 정련 방법
JP2013047371A (ja) * 2011-07-27 2013-03-07 Jfe Steel Corp 溶鉄の精錬方法
JP5948863B2 (ja) * 2011-12-26 2016-07-06 Ｊｆｅスチール株式会社 転炉精錬方法
JP5408369B2 (ja) * 2012-01-19 2014-02-05 Ｊｆｅスチール株式会社 溶銑の予備処理方法
IN2015KN00602A (https=) * 2012-10-30 2015-07-17 Jfe Steel Corp
CN108779506B (zh) * 2016-07-14 2023-07-25 日本制铁株式会社 钢水中磷浓度估计方法和转炉吹炼控制装置
TWI703219B (zh) * 2018-04-24 2020-09-01 日商日本製鐵股份有限公司 熔銑的脫磷方法
KR102556231B1 (ko) * 2019-04-19 2023-07-18 닛폰세이테츠 가부시키가이샤 크롬 함유 용철의 제조 방법

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005133117A (ja) * 2003-10-28 2005-05-26 Jfe Steel Kk 低燐溶銑の製造方法
JP2011038142A (ja) * 2009-08-10 2011-02-24 Jfe Steel Corp 大量の鉄スクラップを用いた転炉製鋼方法
CN102747181A (zh) * 2011-04-18 2012-10-24 宝山钢铁股份有限公司 9Ni钢的冶炼方法
JP2018178260A (ja) * 2017-04-18 2018-11-15 Ｊｆｅスチール株式会社 転炉製鋼方法

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
宋昱;张玉柱;韩阳;张燕超: "基于有限差分法的废钢熔化数值模拟", 《华北理工大学学报(自然科学版)》, no. 02, 25 April 2019 (2019-04-25) *
朱英雄;钟良才;萧忠敏: "复吹转炉深脱磷技术在国内的应用与进展", 《炼钢》, no. 04, 5 August 2013 (2013-08-05) *
牟宝喜主编: "《钢铁企业风险与风险管理》", 30 September 2015, 冶金工业出版社, pages: 168 *
陈宏祖等主编: "《电炉炼钢问答》", 31 March 2012, 冶金工业出版社, pages: 172 *

Also Published As

Publication number Publication date
KR20230133977A (ko) 2023-09-19
WO2022163200A1 (ja) 2022-08-04
TWI802184B (zh) 2023-05-11
KR102879341B1 (ko) 2025-10-30
JP7211557B2 (ja) 2023-01-24
EP4273273A1 (en) 2023-11-08
JPWO2022163200A1 (https=) 2022-08-04
EP4273273A4 (en) 2024-07-10
US20240060149A1 (en) 2024-02-22
TW202237864A (zh) 2022-10-01

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