JP5365678B2 - バーナー機能を付与した粉体吹込みランス、その粉体吹込みランスを用いた溶鉄の精錬方法および金属溶湯の溶融還元方法 - Google Patents

バーナー機能を付与した粉体吹込みランス、その粉体吹込みランスを用いた溶鉄の精錬方法および金属溶湯の溶融還元方法 Download PDF

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JP5365678B2
JP5365678B2 JP2011227627A JP2011227627A JP5365678B2 JP 5365678 B2 JP5365678 B2 JP 5365678B2 JP 2011227627 A JP2011227627 A JP 2011227627A JP 2011227627 A JP2011227627 A JP 2011227627A JP 5365678 B2 JP5365678 B2 JP 5365678B2
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Prior art keywords
blowing
powder
nozzle
oxygen gas
refining
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JP2011227627A
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Japanese (ja)
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JP2013087316A5 (enExample
JP2013087316A (ja
Inventor
悟郎 奥山
幸雄 高橋
直樹 菊池
祐一 内田
新吾 佐藤
恵太 田
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JFE Steel Corp
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JFE Steel Corp
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Priority to JP2011227627A priority Critical patent/JP5365678B2/ja
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Priority to KR1020147012938A priority patent/KR101623285B1/ko
Priority to US14/351,910 priority patent/US9580764B2/en
Priority to BR112014009106-4A priority patent/BR112014009106B1/pt
Priority to CN201280051169.9A priority patent/CN103890199B/zh
Priority to PCT/JP2012/006610 priority patent/WO2013057927A1/ja
Priority to IN581MUN2014 priority patent/IN2014MN00581A/en
Priority to EP12841632.8A priority patent/EP2752497B1/en
Priority to TW101138277A priority patent/TWI535853B/zh
Publication of JP2013087316A publication Critical patent/JP2013087316A/ja
Publication of JP2013087316A5 publication Critical patent/JP2013087316A5/ja
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  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
JP2011227627A 2011-10-17 2011-10-17 バーナー機能を付与した粉体吹込みランス、その粉体吹込みランスを用いた溶鉄の精錬方法および金属溶湯の溶融還元方法 Active JP5365678B2 (ja)

Priority Applications (9)

Application Number Priority Date Filing Date Title
JP2011227627A JP5365678B2 (ja) 2011-10-17 2011-10-17 バーナー機能を付与した粉体吹込みランス、その粉体吹込みランスを用いた溶鉄の精錬方法および金属溶湯の溶融還元方法
EP12841632.8A EP2752497B1 (en) 2011-10-17 2012-10-16 Powder injection lance and method of refining molten iron using said powder injection lance
BR112014009106-4A BR112014009106B1 (pt) 2011-10-17 2012-10-16 Lança de sopro superior e métodos para refino de ferro fundido
CN201280051169.9A CN103890199B (zh) 2011-10-17 2012-10-16 粉体吹入喷枪和使用该粉体吹入喷枪的熔融铁的精炼方法
PCT/JP2012/006610 WO2013057927A1 (ja) 2011-10-17 2012-10-16 粉体吹込みランスおよびその粉体吹込みランスを用いた溶融鉄の精錬方法
IN581MUN2014 IN2014MN00581A (enExample) 2011-10-17 2012-10-16
KR1020147012938A KR101623285B1 (ko) 2011-10-17 2012-10-16 분체 취입 랜스 및 그 분체 취입 랜스를 사용한 용융철의 정련 방법
US14/351,910 US9580764B2 (en) 2011-10-17 2012-10-16 Top-blowing lance and method for refining molten iron using the same
TW101138277A TWI535853B (zh) 2011-10-17 2012-10-17 粉體吹入噴管及使用該粉體吹入噴管的熔融鐵的精煉方法

Applications Claiming Priority (1)

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JP2011227627A JP5365678B2 (ja) 2011-10-17 2011-10-17 バーナー機能を付与した粉体吹込みランス、その粉体吹込みランスを用いた溶鉄の精錬方法および金属溶湯の溶融還元方法

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JP2013087316A5 JP2013087316A5 (enExample) 2013-06-20
JP5365678B2 true JP5365678B2 (ja) 2013-12-11

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6191437B2 (ja) * 2013-12-16 2017-09-06 新日鐵住金株式会社 溶銑の精錬方法
JP6466733B2 (ja) * 2015-02-18 2019-02-06 株式会社神戸製鋼所 溶銑の脱りん処理における固体酸素源の供給方法
CN115976394B (zh) * 2022-12-15 2024-04-05 宁波吉威盛机械有限公司 一种低碳合金钢的生产工艺

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1108071B1 (de) * 1998-08-28 2003-06-04 VOEST-ALPINE Industrieanlagenbau GmbH Multifunktionslanze und deren verwendung
JP4019117B2 (ja) * 2001-09-28 2007-12-12 大陽日酸株式会社 粉体吹込み装置および精錬方法
JP4050195B2 (ja) * 2002-07-08 2008-02-20 大陽日酸株式会社 冷鉄源の溶解・精錬炉の操業方法および精錬方法
JP5707702B2 (ja) * 2010-01-29 2015-04-30 Ｊｆｅスチール株式会社 溶銑の脱燐処理方法

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