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1. 发明专利

JP2011168851A Tuyere block shape in blast furnace 有权
标题翻译：烤炉中的烤饼形状
公开(公告)号：JP2011168851A
公开(公告)日：2011-09-01
申请号：JP2010034694
申请日：2010-02-19
申请人： Kobe Steel Ltd , Shinagawa Refractories Co Ltd , 品川リフラクトリーズ株式会社 , 株式会社神戸製鋼所
发明人： ONO REIJI , ITO KENJI , KITAMURA MASATSUGU , AKIYAMA TORU
IPC分类号： C21B7/16 , C21B7/06
摘要： PROBLEM TO BE SOLVED: To provide a tuyere block shape in a blast furnace, having high structural stability to slipping, etc., by increasing the combination strength of both tuyere blocks in the blast furnace, without fearing the damage of tuyere metal in the tuyere block caused by interfering the tuyere metal and the tuyere block and without fearing the damage of the tuyere block.
SOLUTION: In the tuyere block 1 in the blast furnace, with which the tuyere metal 3 constituting the tuyere 5 for supplying the high temperature air into the blast furnace is accommodated and held, when these constituting materials are manufactured by placing these tuyere blocks 1 in the blast furnace side by side, as the tuyere block shape, key-refractories 91 are set between the tuyere blocks 1 in the blast furnace.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：通过提高高炉两个风口块的组合强度，不用担心风口金属的损坏，在高炉中提供风口块形状，具有高滑移等结构稳定性在风口阻塞造成的风口阻塞风口和金属风口，并且不用担心风口的损坏。解决方案：在高炉中的风口块1中，构成用于向高炉供应高温空气的风口5的风口金属3被容纳并保持，当这些构成材料通过放置这些风口将高炉中的块体1并排设置为风口块形状，将密封耐火材料91设置在高炉的风口块1之间。版权所有（C）2011，JPO＆INPIT

2. 发明专利

JP2008115436A Continuous refining method 有权
标题翻译：连续精炼方法
公开(公告)号：JP2008115436A
公开(公告)日：2008-05-22
申请号：JP2006300642
申请日：2006-11-06
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： KIMURA SEII , NAKASUGA TAKAMITSU , MIMURA TAKESHI , ITO KENJI , OKADA KIKUO
IPC分类号： C21C1/04 , C21C1/02
摘要： PROBLEM TO BE SOLVED: To stably perform desiliconizing and desulfurizing without variations while improving the refining efficiency.
SOLUTION: The number of blades 16 of an impeller 10, as well as the relations between the height (b0) of the base of the blade 16 and the height (b1) of the tip end, between the width (d) of the blade 16 and the diameter or width of a molten iron channel, between the maximum depth (Z) of the molten iron flown through the molten iron channel and the distance (h1) from the upper end of the blade tip end to the upper surface of the molten iron, between the maximum depth (Z) of the molten iron flown through the molten iron channel and the distance (h2) from the lower end of the blade tip end to the deepest of the bottom of the molten iron channel, are set, whereby, a refining efficiency is improved and the stable desiliconizing or desulfurizing is made possible without variations.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：在不改变的同时稳定地进行脱硅脱硫，同时提高精制效率。解决方案：叶轮10的叶片16的数量以及叶片16的基部的高度（b0）与顶端的高度（b1）之间的关系在宽度（d）在铁水通道中流动的铁水的最大深度（Z）与从叶片顶端上端到上端的距离（h1）之间的距离（h1）在叶片16的直径或宽度之间，在铁水通道中流动的铁水的最大深度（Z）与从叶尖端的下端至铁水通道底部最深处的距离（h2）之间的铁水表面，从而提高精制效率，并且可以在不变化的情况下进行稳定的脱硅或脱硫。版权所有（C）2008，JPO＆INPIT

3. 发明专利

JP2014162938A Blast furnace operation method 有权
标题翻译： BLAST FURNACE操作方法
公开(公告)号：JP2014162938A
公开(公告)日：2014-09-08
申请号：JP2013033371
申请日：2013-02-22
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： UCHIDA HISASHI , KASAI AKITO , MIYAGAWA KAZUYA , NOZAWA KENTARO , MITSUOKA NAYUTA , ITO KENJI , TOYODA HITOSHI
IPC分类号： C21B5/00
摘要： PROBLEM TO BE SOLVED: To suppress growth of "bird's nest" reliably by using a premelt material containing metallic iron and iron oxides and also prevent abnormal descent of charged materials by utilizing the premelt material.SOLUTION: A method of operating a blast furnace 1 separates a premelt material containing metallic iron and iron oxides into a first separated material containing metallic iron and 10 mass% or less FeO and a second separated material containing 5 mass% or more FeO and 1 mass% or less metallic iron and has an inclusion ratio of granular iron of 0.5% or lower. The second separated material, in a ratio of 20 mass% or more of blowing auxiliary raw material to be blown into a tuyere, is blown into the tuyere 7 of a vertical metallurgical furnace 1, and the blowing auxiliary raw material of grain sizes of 10-1,000 μm is blown into the tuyere 7. The first separated material is supplied as raw material for the vertical metallurgical furnace.
摘要翻译：要解决的问题：通过使用含金属铁和铁氧化物的预熔融材料可靠地抑制“燕窝”的生长，并且还通过利用预熔材料来防止带电材料的异常下降。解决方案：操作高炉1的方法分离将含有金属铁和铁的氧化物的预熔融材料置于含有金属铁和10质量％以下的FeO的第一分离材料中，以及含有5质量％以上的FeO和1质量％以下的金属铁的第二分离材料， 0.5％以下的粒状铁。将第二分离材料以20质量％以上的吹入辅助原料吹入风口，吹入立式冶金炉1的风口7，并且将粒径为10的吹制辅助原料将-1000微米吹入风口7.第一分离材料作为垂直冶金炉的原料供应。

4. 发明专利

JP2008115434A Continuous refining method for blast furnace runner and blast furnace runner equipment 有权
标题翻译：用于高炉焚烧炉和高炉炉膛设备的连续精炼方法
公开(公告)号：JP2008115434A
公开(公告)日：2008-05-22
申请号：JP2006300640
申请日：2006-11-06
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： NAKASUGA TAKAMITSU , KIMURA SEII , MIMURA TAKESHI , ITO KENJI , OKADA KIKUO
IPC分类号： C21C1/02 , C21B7/14 , C21C1/04
摘要： PROBLEM TO BE SOLVED: To improve the efficiency of refining treatment such as desulfurizing and desiliconizing.
SOLUTION: Regarding a continuous refining method for a blast furnace runner where a refining agent is added to hot metal flowing through a hot metal channel in a blast furnace runner, an impeller is dipped into the hot metal and is rotated, so as to mix the hot metal and the refining agent, thus the hot metal is continuously refined, a level difference part is arranged in the hot metal flow channel, the hot metal is dropt from the level difference part, an impeller is arranged on the downstream side of the level difference part, the hot metal is stirred, and, upon the refining of the hot metal, the impeller is moved along the hot metal flow channel in the most suitable range.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提高脱硫和脱硅等精炼处理的效率。解决方案：关于高炉流道的连续精炼方法，其中将精炼剂加入流过高炉流道中的热金属通道的热金属中，将叶轮浸入铁水中并旋转，以便为了混合热金属和精制剂，热金属被连续精制，在金属热流道中配置有高低差部分，铁水从水平差部分下降，叶轮配置在下游侧的水平差部分，搅拌热金属，并且在热金属的精炼时，叶轮在最适合的范围内沿着热金属流动通道移动。版权所有（C）2008，JPO＆INPIT

5. 发明专利

JP2008115433A Blast furnace runner equipment 有权
标题翻译： BLAST FURNACE RUNNER EQUIPMENT
公开(公告)号：JP2008115433A
公开(公告)日：2008-05-22
申请号：JP2006300639
申请日：2006-11-06
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： NAKASUGA TAKAMITSU , KIMURA SEII , MIMURA TAKESHI , ITO KENJI , OKADA KIKUO
IPC分类号： C21C1/02 , C21B7/14 , C21C1/04
摘要： PROBLEM TO BE SOLVED: To improve the efficiency of refining treatment such as desulfurizing and desiliconizing.
SOLUTION: In the blast furnace runner equipment provided with: a hot metal flow channel 4 through which hot metal discharged from a blast furnace 2 flows; an adding apparatus 12 adding a refining agent to hot metal flowing through the hot metal flow channel 4; a stirring apparatus 11 having an impeller 10 stirring the hot metal; and a slag exhaust spout 13 exhausting slag 14 on the hot metal formed after the stirring by the stirring apparatus 11 to the outside, the width of the impeller 10, the position of a level difference part 8, the height H and gradient of the level difference part 8, the position of the adding apparatus 12, and the position of the slag exhaust spout 13 are most properly set.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提高脱硫和脱硅等精炼处理的效率。解决方案：在高炉流道设备中，设有：从高炉2排出的热金属流过的热金属流道4; 添加装置12，将精炼剂添加到流过所述热金属流路4的热金属中; 具有搅拌该热金属的叶轮10的搅拌装置11; 排渣口13将搅拌装置11搅拌后形成的热金属上的炉渣14排出到外部，叶轮10的宽度，水平差部8的位置，高度H和水平梯度差异部8，添加装置12的位置以及排渣口13的位置最适当地设定。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2007182624A Continuous desiliconization method 有权
标题翻译：连续脱硫方法
公开(公告)号：JP2007182624A
公开(公告)日：2007-07-19
申请号：JP2006300643
申请日：2006-11-06
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： KIMURA SEII , MIMURA TAKESHI , ITO KENJI , OKADA KIKUO
IPC分类号： C21C1/04
摘要： PROBLEM TO BE SOLVED: To evenly and stably perform desiliconization and to improve efficiency of desiliconization. SOLUTION: Desiliconization can be performed evenly and stably at an improved efficiency of desiliconization by controlling the relationship between the number of vanes 16 of an impeller 10, the relationship between the height b0 of the base of each impeller 16 and the height b1 of its top end, the relationship between the width d of each impeller 16 and the diameter or width of the passage of molten iron, the relationship between the depth Z of the molten iron flowing through the passage and the distance h1 from the top end of the impeller to the upper surface of the molten iron, and the relationship between the depth Z of the molten iron flowing the passage and the distance h2 from the lower end of the top end of the impeller to the bottom of the passage. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：均匀稳定地进行脱硅，提高脱硅效率。解决方案：通过控制叶轮10的叶片16的数量与每个叶轮16的基部的高度b0与高度b1之间的关系之间的关系，可以以提高的脱硅效率，均匀且稳定地进行脱硅每个叶轮16的宽度d与铁水通道的直径或宽度之间的关系，流经通道的铁水的深度Z与从顶端流出的距离h1之间的关系叶轮到铁水的上表面，以及流过该通道的铁水的深度Z与从叶轮的顶端的下端到通道的底部的距离h2之间的关系。版权所有（C）2007，JPO＆INPIT

7. 发明专利

JP2012082454A Method for operating blast furnace 审中-公开
标题翻译：操作BLAST FURNACE的方法
公开(公告)号：JP2012082454A
公开(公告)日：2012-04-26
申请号：JP2010227703
申请日：2010-10-07
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： UCHIDA HISASHI , KITANO SHINJI , SATO ATSUSHI , ITO KENJI , TADAI RIKIZO , MITSUOKA NAYUTA
IPC分类号： C21B5/00
摘要： PROBLEM TO BE SOLVED: To provide a coke charging method using a swinging chute in a bell-less blast furnace capable of intensively strengthening a central gas flow at the time of operating the blast furnace by minimizing a layer thickness ratio of an ore layer and a coke layer in a furnace center region of the blast furnace especially near a deadman by a minimum coke charge.SOLUTION: The coke charging method in forming ore layers and coke layers alternately in a furnace by charging ore and coke into a blast furnace by using a swinging chute is characterized by: firstly forming a first coke layer so as to cover an ore layer by charging coke into a region of a furnace wall side in a ring shape; forming a second coke layer, subsequently, on the first coke layer so as to cover the middle region of the furnace wall side region and a furnace center region by spirally charging the coke into the middle region between the furnace wall side region and the furnace center region; and forming a third coke layer, furthermore, on the second coke layer so as to cover the furnace center region by charging the coke into the furnace center region.
摘要翻译：要解决的问题：提供一种在无鼓风炉中使用摆动滑槽的焦炭充电方法，其能够通过使矿石的层厚度比最小化来强化高炉操作时的中心气流在高炉的炉中心区域中的焦炭层和焦炭层，特别是靠近死人的焦炭含量最低。解决方案：通过使用摆动槽将矿石和焦炭装入高炉中，在炉中交替形成矿石层和焦炭层的焦炭装料方法的特征在于：首先形成第一焦炭层以覆盖矿石通过将焦炭装入环形壁的炉壁侧的区域中; 然后在第一焦炭层上形成第二焦炭层，以便通过将焦炭螺旋状地装入炉壁侧区域和炉中心之间的中间区域来覆盖炉壁侧区域的中间区域和炉中心区域地区; 此外，在第二焦炭层上形成第三焦炭层，以便通过将焦炭装入炉中心区域来覆盖炉中心区域。版权所有（C）2012，JPO＆INPIT

8. 发明专利

JP2011168852A Blast furnace tuyere block shape 有权
标题翻译： BLAST FURNACE TUYERE BLOCK SHAPE
公开(公告)号：JP2011168852A
公开(公告)日：2011-09-01
申请号：JP2010034700
申请日：2010-02-19
申请人： Kobe Steel Ltd , Shinagawa Refractories Co Ltd , 品川リフラクトリーズ株式会社 , 株式会社神戸製鋼所
发明人： ONO REIJI , ITO KENJI , KITAMURA MASATSUGU , AKIYAMA TORU
IPC分类号： C21B7/16 , C21B7/06
摘要： PROBLEM TO BE SOLVED: To provide a tuyere block shape in a blast furnace, having high structural stability to slipping, etc., by increasing the combination strength of both tuyere blocks in the blast furnace, without fearing the damage of tuyere metal in the tuyere block caused by interfering the tuyere metal and the tuyere block and without fearing the damage of the tuyere block.
SOLUTION: In the tuyere block 1 in the blast furnace, with which the tuyere metal 3 constituting the tuyere 5 for supplying the high temperature air into the blast furnace is accommodated and held, this tuyere block 1 in the blast furnace has the structure surrounding the tuyere metal 3 over the whole circumference, and integrally formed. Further, the shape of the tuyere block in the blast furnace is set with a key-brick into a groove at the side surface by using this tuyere block 1 in the blast furnace.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：通过提高高炉两个风口块的组合强度，不用担心风口金属的损坏，在高炉中提供风口块形状，具有高滑移等结构稳定性在风口阻塞造成的风口阻塞风口和金属风口，并且不用担心风口的损坏。
解决方案：在高炉中的风口块1中，构成用于向高炉供应高温空气的风口5的风口金属3被容纳并保持，高炉中的风口块1具有在整个圆周上围绕风口金属3的结构，并整体形成。此外，通过在高炉中使用该风口块1，将高炉中的风口块的形状通过密钥砖设置在侧面的槽中。版权所有（C）2011，JPO＆INPIT

9. 发明专利

JP2011122228A Method for operating blast furnace 审中-公开
标题翻译：操作BLAST FURNACE的方法
公开(公告)号：JP2011122228A
公开(公告)日：2011-06-23
申请号：JP2009283100
申请日：2009-12-14
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： SATO ATSUSHI , KITANO SHINJI , ITO KENJI , TADAI RIKIZO , UCHIDA HISASHI , MITSUOKA NAYUTA
IPC分类号： C21B5/00
摘要： PROBLEM TO BE SOLVED: To provide a method for operating a blast furnace which achieves, even under the condition of drastically reduced production, a stable operation without bringing about the cost-increase caused by increase in reducing material ratio.
SOLUTION: In the method for operating the blast furnace under the condition of the reduced production of ≤1.8 Nm
3 /(minxm
3 ) being a bosh-gas ratio defined with a bosh-gas amount per 1m
3 of the inner volume in the blast furnace, the charging material distributing control and/or the adjustment of the blasting speed before tuyere, are performed so that a center gas flowing index defined with the furnace top-center gas temperature (°C)/the furnace top gas average temperature (°C) becomes 2.0-3.0 and a peripheral gas flowing index defined with the furnace peripheral gas temperature (°C)/the furnace top gas average temperature (°C) becomes 1.0-1.5.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种操作高炉的方法，其即使在大幅度减少生产的条件下也能实现稳定的操作，而不会导致由于减少材料比率的增加而引起的成本增加。
解决方案：在减少生产≤1.8Nm /（minxm 3 ）的条件下操作高炉的方法是气体比以高炉内容积1m 3 的气体量进行定义，充气材料分配控制和/或风口前喷砂速度的调整，使得中心气体炉顶中心气体温度（°C）/炉顶气体平均温度（℃）定义的流动指数为2.0-3.0，炉周围气体温度（℃）/炉内定义的周边气体流动指数顶部气体平均温度（℃）变为1.0-1.5。版权所有（C）2011，JPO＆INPIT

10. 发明专利

JP2008115432A Continuous refining method for blast furnace runner 有权
标题翻译：连续精炼方法
公开(公告)号：JP2008115432A
公开(公告)日：2008-05-22
申请号：JP2006300638
申请日：2006-11-06
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： NAKASUGA TAKAMITSU , KIMURA SEII , MIMURA TAKESHI , ITO KENJI , OKADA KIKUO
IPC分类号： C21C1/02 , C21B7/14 , C21C1/04
摘要： PROBLEM TO BE SOLVED: To improve the efficiency of refining treatment such as desulfurizing and desiliconizing.
SOLUTION: In the continuous refining method for a blast furnace runner where a refining agent is added to hot metal flowing through a hot metal flow channel 4 in a blast furnace runner, and an impeller 10 is dipped into the hot metal and is rotated, so as to mix the hot metal and the refining agent, thus the hot metal is continuously refined, the width of the impeller 10, the position of a level difference, the height H and gradient of the level difference, an adding place, and a slag removing place are most properly set, and then hot metal is refined.
COPYRIGHT: (C)2008,JPO&INPIT

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