FR2812662B1 - Acier haute proprete et son procede de production - Google Patents

Acier haute proprete et son procede de production

Info

Publication number
FR2812662B1
FR2812662B1 FR0112655A FR0112655A FR2812662B1 FR 2812662 B1 FR2812662 B1 FR 2812662B1 FR 0112655 A FR0112655 A FR 0112655A FR 0112655 A FR0112655 A FR 0112655A FR 2812662 B1 FR2812662 B1 FR 2812662B1
Authority
FR
France
Prior art keywords
producing
same
clean steel
clean
steel
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.)
Expired - Lifetime
Application number
FR0112655A
Other languages
English (en)
Other versions
FR2812662A1 (fr
Inventor
Sato Ichiro
Ishido Kaichiro
Mori Tomomi
Irie Toshihiro
Kodama Kazuya
Kawakami Kiyoshi
Kitano Shuhei
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.)
Sanyo Special Steel Co Ltd
Original Assignee
Sanyo Special Steel Co 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
Priority claimed from JP2000167086A external-priority patent/JP4562244B2/ja
Priority claimed from JP2000167088A external-priority patent/JP2001342516A/ja
Priority claimed from JP2000167089A external-priority patent/JP2001342515A/ja
Priority claimed from JP2000167087A external-priority patent/JP2001342514A/ja
Priority claimed from JP2000167085A external-priority patent/JP2001342512A/ja
Application filed by Sanyo Special Steel Co Ltd filed Critical Sanyo Special Steel Co Ltd
Publication of FR2812662A1 publication Critical patent/FR2812662A1/fr
Application granted granted Critical
Publication of FR2812662B1 publication Critical patent/FR2812662B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0075—Treating in a ladle furnace, e.g. up-/reheating of molten steel within the ladle
    • 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
    • C21C7/04—Removing impurities by adding a treating agent
    • 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
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/06—Deoxidising, e.g. killing
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
FR0112655A 2000-06-05 2001-10-02 Acier haute proprete et son procede de production Expired - Lifetime FR2812662B1 (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2000167086A JP4562244B2 (ja) 2000-06-05 2000-06-05 高清浄度鋼の製造方法
JP2000167088A JP2001342516A (ja) 2000-06-05 2000-06-05 高清浄度鋼およびその製造方法
JP2000167089A JP2001342515A (ja) 2000-06-05 2000-06-05 高清浄度鋼及びその製造方法
JP2000167087A JP2001342514A (ja) 2000-06-05 2000-06-05 高清浄度鋼およびその製造方法
JP2000167085A JP2001342512A (ja) 2000-06-05 2000-06-05 高清浄度鋼及びその製造方法

Publications (2)

Publication Number Publication Date
FR2812662A1 FR2812662A1 (fr) 2002-02-08
FR2812662B1 true FR2812662B1 (fr) 2007-03-16

Family

ID=27531572

Family Applications (5)

Application Number Title Priority Date Filing Date
FR0107305A Expired - Lifetime FR2809745B1 (fr) 2000-06-05 2001-06-05 Acier haute proprete et son procede de production
FR0112653A Expired - Fee Related FR2812661B1 (fr) 2000-06-05 2001-10-02 Acier haute proprete et son procede de production
FR0112655A Expired - Lifetime FR2812662B1 (fr) 2000-06-05 2001-10-02 Acier haute proprete et son procede de production
FR0112657A Expired - Lifetime FR2812663B1 (fr) 2000-06-05 2001-10-02 Acier haute proprete et son procede de fabrication
FR0112652A Expired - Lifetime FR2812660B1 (fr) 2000-06-05 2001-10-02 Acier haute proprete et son procede de production

Family Applications Before (2)

Application Number Title Priority Date Filing Date
FR0107305A Expired - Lifetime FR2809745B1 (fr) 2000-06-05 2001-06-05 Acier haute proprete et son procede de production
FR0112653A Expired - Fee Related FR2812661B1 (fr) 2000-06-05 2001-10-02 Acier haute proprete et son procede de production

Family Applications After (2)

Application Number Title Priority Date Filing Date
FR0112657A Expired - Lifetime FR2812663B1 (fr) 2000-06-05 2001-10-02 Acier haute proprete et son procede de fabrication
FR0112652A Expired - Lifetime FR2812660B1 (fr) 2000-06-05 2001-10-02 Acier haute proprete et son procede de production

Country Status (7)

Country Link
US (4) US7396378B2 (fr)
CN (1) CN1210413C (fr)
DE (1) DE10196303B3 (fr)
FR (5) FR2809745B1 (fr)
GB (1) GB2381537B (fr)
SE (2) SE527469C2 (fr)
WO (1) WO2001094648A2 (fr)

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* Cited by examiner, † Cited by third party
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DE10196303B3 (de) * 2000-06-05 2014-11-13 Sanyo Special Steel Co., Ltd. Verfahren zur Herstellung eines hochreinen Stahls
JP5033345B2 (ja) * 2006-04-13 2012-09-26 臼井国際産業株式会社 燃料噴射管用鋼管
CN102329917B (zh) * 2011-10-09 2013-03-20 山东墨龙石油机械股份有限公司 洁净钢的生产方法
CN102808062B (zh) * 2012-07-19 2014-03-05 中国科学院金属研究所 一种通过钢水纯净化控制钢锭a偏析的方法
CN103071772B (zh) * 2012-12-26 2014-12-17 攀钢集团江油长城特殊钢有限公司 一种连铸生产4Cr5MoSiV1钢的方法
CN105369112B (zh) * 2015-10-21 2017-03-08 吉林建龙钢铁有限责任公司 超低碳钢的制备工艺
CN109402319A (zh) * 2018-09-30 2019-03-01 邯郸钢铁集团有限责任公司 一种提高连铸钢包自开的方法
CN111220614B (zh) * 2018-11-27 2023-05-09 宝山钢铁股份有限公司 一种快速评估钢水质量的方法
CN109852761A (zh) * 2019-03-07 2019-06-07 包头钢铁（集团）有限责任公司 一种工业纯铁的生产方法
SE544345C2 (en) * 2019-03-22 2022-04-12 Ovako Sweden Ab A method for manufacturing a steel ingot
CN110093474A (zh) * 2019-03-29 2019-08-06 邯郸钢铁集团有限责任公司 一种减轻22CrMoH齿轮钢带状组织的生产工艺
CN110669903A (zh) * 2019-10-14 2020-01-10 石钢京诚装备技术有限公司 一种改善轴舵系钢近表面探伤缺陷的冶炼工艺
CN111621618A (zh) * 2020-04-26 2020-09-04 五矿营口中板有限责任公司 一种利用废弃浇钢砖生产高品质钢的方法
CN112030057A (zh) * 2020-08-05 2020-12-04 舞阳钢铁有限责任公司 一种提高连铸坯成材低合金厚板探伤合格率的方法
CN111944953B (zh) * 2020-09-04 2022-07-01 马鞍山钢铁股份有限公司 一种降低钢中小尺寸非金属夹杂物数量的方法
CN112301181B (zh) * 2020-09-21 2022-05-24 河钢股份有限公司承德分公司 一种抑制提钒半钢烟尘产生的方法
CN112899552B (zh) * 2021-01-21 2022-03-29 江苏省沙钢钢铁研究院有限公司 一种超低铝无取向硅钢夹杂物控制方法
CN112981042A (zh) * 2021-02-09 2021-06-18 鞍钢股份有限公司 一种微氮钢钛氮比的控制方法
CN114703418A (zh) * 2022-02-25 2022-07-05 鞍钢股份有限公司 一种提高船板钢内部质量的方法
CN115198166B (zh) * 2022-06-28 2023-04-28 山东钢铁股份有限公司 一种提高履带钢钢水洁净度的生产方法
CN117604194B (zh) * 2024-01-24 2024-05-10 钢铁研究总院有限公司 一种300M钢用真空自耗电极及其无Al脱氧精炼方法

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JP3885387B2 (ja) 1998-10-20 2007-02-21 Ｊｆｅスチール株式会社 清浄性に優れた極低硫鋼の製造方法
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DE10196303B3 (de) * 2000-06-05 2014-11-13 Sanyo Special Steel Co., Ltd. Verfahren zur Herstellung eines hochreinen Stahls

Also Published As

Publication number Publication date
SE0203586D0 (sv) 2002-12-04
GB2381537B (en) 2005-09-14
FR2812661B1 (fr) 2006-12-08
SE529629C2 (sv) 2007-10-09
FR2812660B1 (fr) 2006-12-15
DE10196303T1 (de) 2003-05-15
FR2812661A1 (fr) 2002-02-08
FR2812662A1 (fr) 2002-02-08
US20080025865A1 (en) 2008-01-31
US7396378B2 (en) 2008-07-08
CN1433484A (zh) 2003-07-30
DE10196303B3 (de) 2014-11-13
US20030172773A1 (en) 2003-09-18
SE527469C2 (sv) 2006-03-14
SE0203586L (sv) 2003-02-05
FR2809745A1 (fr) 2001-12-07
FR2812660A1 (fr) 2002-02-08
FR2812663A1 (fr) 2002-02-08
WO2001094648A3 (fr) 2002-08-08
FR2812663B1 (fr) 2007-02-02
US20080257106A1 (en) 2008-10-23
GB0228813D0 (en) 2003-01-15
FR2809745B1 (fr) 2007-02-02
WO2001094648A2 (fr) 2001-12-13
CN1210413C (zh) 2005-07-13
GB2381537A (en) 2003-05-07
SE0502558L (sv) 2005-11-23
US20120304820A1 (en) 2012-12-06

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