ATE492657T1 - Verfahren zur herstellung eines stahlblocks - Google Patents

Verfahren zur herstellung eines stahlblocks

Info

Publication number
ATE492657T1
ATE492657T1 AT04730668T AT04730668T ATE492657T1 AT E492657 T1 ATE492657 T1 AT E492657T1 AT 04730668 T AT04730668 T AT 04730668T AT 04730668 T AT04730668 T AT 04730668T AT E492657 T1 ATE492657 T1 AT E492657T1
Authority
AT
Austria
Prior art keywords
molten steel
mgo
steel
forming step
oxide forming
Prior art date
Application number
AT04730668T
Other languages
English (en)
Inventor
Ken-Ichiro Hara
Hidemi Takao
Setsuo Mishima
Etsuo Fujita
Original Assignee
Hitachi Metals Ltd
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=34431009&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE492657(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Hitachi Metals Ltd filed Critical Hitachi Metals Ltd
Application granted granted Critical
Publication of ATE492657T1 publication Critical patent/ATE492657T1/de

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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0006—Adding metallic additives
    • 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
    • C21C7/10—Handling in a vacuum
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
    • C22C38/105—Ferrous alloys, e.g. steel alloys containing cobalt containing Co and Ni
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
    • C22B26/20—Obtaining alkaline earth metals or magnesium
    • C22B26/22—Obtaining magnesium
    • 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
    • C22B9/04—Refining by applying a vacuum
    • 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
    • Y02P10/25—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Heat Treatment Of Steel (AREA)
AT04730668T 2003-10-08 2004-04-30 Verfahren zur herstellung eines stahlblocks ATE492657T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003349559 2003-10-08
PCT/JP2004/006287 WO2005035798A1 (ja) 2003-10-08 2004-04-30 鋼塊の製造方法

Publications (1)

Publication Number Publication Date
ATE492657T1 true ATE492657T1 (de) 2011-01-15

Family

ID=34431009

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04730668T ATE492657T1 (de) 2003-10-08 2004-04-30 Verfahren zur herstellung eines stahlblocks

Country Status (10)

Country Link
US (1) US7597737B2 (de)
EP (1) EP1679384B1 (de)
JP (1) JP4692282B2 (de)
KR (3) KR20080009170A (de)
CN (1) CN1867685B (de)
AT (1) ATE492657T1 (de)
AU (1) AU2004280023B2 (de)
CA (1) CA2541319C (de)
DE (1) DE602004030702D1 (de)
WO (1) WO2005035798A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006037415A1 (de) 2006-08-10 2008-02-14 Basf Ag Matrizen mit einer Kennzeichnung zur Herstellung von Dekor-Zurichtungen
JP5761335B2 (ja) * 2011-03-31 2015-08-12 日立金属株式会社 溶鋼への亜鉛添加方法および亜鉛添加鋼の製造方法
CN107035773A (zh) * 2011-12-06 2017-08-11 特灵国际有限公司 无油液体冷却器的滚动轴承
JP6160611B2 (ja) * 2012-03-28 2017-07-12 日立金属株式会社 金型用鋼材の製造方法、金型用鋼材、金型用プリハードン素材の製造方法、および金型用プリハードン素材
EP2980233B8 (de) * 2013-03-28 2019-07-17 Hitachi Metals, Ltd. Verfahren zum verfeinern von ti-basierten einschlüssen in martensitaushärtendem stahl durch vakuumlichtbogenumschmelzen
FR3021977B1 (fr) 2014-06-10 2017-10-06 Snecma Procede pour fabriquer un lingot d'acier faiblement allie
RU2656899C1 (ru) 2014-06-10 2018-06-07 Хитачи Металз, Лтд. Способ изготовления мартенситно-стареющей стали
WO2016010072A1 (ja) * 2014-07-16 2016-01-21 日立金属株式会社 マルエージング鋼の製造方法およびマルエージング鋼の消耗電極の製造方法
JP6544638B2 (ja) * 2015-08-28 2019-07-17 大同特殊鋼株式会社 Ｔｉ含有マルエージング鋼の製造方法及びそのプリフォームの製造方法
CN106756583A (zh) * 2015-11-25 2017-05-31 中国科学院金属研究所 一种超高强高韧马氏体时效钢及其制备方法和应用
RU2686706C1 (ru) * 2018-06-01 2019-04-30 Общество с ограниченной отвественностью "Лаборатория специальной металлургии" (ООО "Ласмет") Мартенситностареющая высокопрочная сталь 01Н18К9М5Т
CN112285140B (zh) * 2020-10-20 2022-01-28 北京航空航天大学 一种单晶超高周疲劳内部裂纹早期扩展速率定量表征方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
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US3235373A (en) * 1961-11-20 1966-02-15 Republic Steel Corp Process for production of ultra clean steel
US3687187A (en) * 1971-03-16 1972-08-29 Allegheny Ludlum Ind Inc Consumable electrode melting
US3764297A (en) * 1971-08-18 1973-10-09 Airco Inc Method and apparatus for purifying metal
HU179333B (en) * 1978-10-04 1982-09-28 Vasipari Kutato Intezet Method and apparatus for decreasing the unclusion contents and refining the structure of steels
JPS5591923A (en) 1978-10-04 1980-07-11 Vasipari Kutato Intezet Method and apparatus for reducing impurities content of steel and finely dividing texture thereof
JPS5937738B2 (ja) 1979-04-16 1984-09-11 大同特殊鋼株式会社 時効硬化性快削プラスチック金型用鋼
US4871511A (en) * 1988-02-01 1989-10-03 Inco Alloys International, Inc. Maraging steel
JP2879930B2 (ja) 1990-04-19 1999-04-05 日立金属株式会社 耐発錆性の優れた快削性ステンレス系金型用鋼
US5133812A (en) * 1991-01-29 1992-07-28 Minnesota Mining And Manufacturing Company Corrosion resistant cutting tool and method of manufacture
JP3023879B2 (ja) 1991-02-21 2000-03-21 日新製鋼株式会社 高清浄度極低炭素鋼の製造方法
CN1165871A (zh) * 1996-05-22 1997-11-26 哈尔滨工业大学 马氏体时效钢高尔夫球头
JP3690774B2 (ja) * 1998-04-14 2005-08-31 日立金属株式会社 マルエージング鋼帯
JP3351766B2 (ja) 1999-02-12 2002-12-03 日立金属株式会社 被削性に優れた高強度金型用鋼材
US6585799B1 (en) * 1999-04-08 2003-07-01 Nippon Steel Corporation Cast steel piece and steel product excellent in forming characteristics and method for treatment of molted steel therefor and method for production thereof
US6358299B1 (en) * 1999-11-19 2002-03-19 Walsin Lihwa Corp. VOD refining method for fast-cut stainless steel containing sulphur
JP2001214212A (ja) * 2000-01-28 2001-08-07 Daido Steel Co Ltd ＴｉＮ系介在物を微細にする含Ｔｉ鋼の製造方法
CA2422253C (en) * 2000-09-14 2011-04-26 Nkk Corporation Refining agent and refining method
JP2002161309A (ja) * 2000-11-22 2002-06-04 Nkk Corp 清浄性に優れた鋼の製造方法
JP3821368B2 (ja) * 2001-12-19 2006-09-13 日立金属株式会社 高清浄マルエージング鋼の製造方法
EP1826282B1 (de) * 2002-11-19 2010-01-20 Hitachi Metals, Ltd. Verfahren zur Herstellung von martensitaushärtendem Stahl

Also Published As

Publication number Publication date
US20070039418A1 (en) 2007-02-22
CA2541319A1 (en) 2005-04-21
JP4692282B2 (ja) 2011-06-01
CN1867685B (zh) 2010-07-21
US7597737B2 (en) 2009-10-06
DE602004030702D1 (de) 2011-02-03
JPWO2005035798A1 (ja) 2006-12-21
KR20080009170A (ko) 2008-01-24
WO2005035798A1 (ja) 2005-04-21
KR20060083228A (ko) 2006-07-20
KR100835982B1 (ko) 2008-06-09
EP1679384A1 (de) 2006-07-12
CN1867685A (zh) 2006-11-22
AU2004280023B2 (en) 2009-01-22
EP1679384B1 (de) 2010-12-22
EP1679384A4 (de) 2008-04-23
KR20070108574A (ko) 2007-11-12
AU2004280023A1 (en) 2005-04-21
CA2541319C (en) 2010-04-20

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