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1. 发明专利

JP2007031811A Method for evaluating condition of tuyere and lower part of blast furnace 有权
标题翻译：用于评估锅炉和下部烤炉条件的方法
公开(公告)号：JP2007031811A
公开(公告)日：2007-02-08
申请号：JP2005220433
申请日：2005-07-29
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： NOUCHI YASUHEI , SATO MICHITAKA , ARIYAMA TATSURO
IPC分类号： C21B7/16 , C21B7/24 , G01K1/14
摘要： PROBLEM TO BE SOLVED: To provide a method for evaluating the condition in the lower part of a blast furnace which can be used as an operational control index by measuring the pressure and the temperature in the lower part of the blast furnace, and a tuyere with which the pressure and the temperature in the lower part of the blast furnace can be measured.
SOLUTION: The tuyere 1 for blasting into the blast furnace, is penetrated between the furnace inner side and the furnace outer side in the lower part of the tuyere body and provided with a hole part 2 opened on the outer peripheral part of the tuyere at the end part 2a in the furnace inner side. The method for evaluating the condition in the lower part of the blast furnace, is performed, with which one or more kinds among the pressure, brightness, temperature, picture image information in the furnace, are measured through the hole part opened at the lower part of the outer peripheral part of the tuyere to the end side at the furnace inner side. In this method, the pressure in the lower part of the blast furnace is measured by blowing inert gas into the furnace from the hole part of the tuyere and measuring the pressure of the blowing gas.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于评估高炉下部状态的方法，该方法可以通过测量高炉下部的压力和温度而用作操作控制指数，以及可以测量高炉下部的压力和温度的风口。
解决方案：用于喷射到高炉中的风口1在风口下部的炉内侧和炉外侧之间穿过，并且在外部的外周部分上设有孔部2 在炉内侧的端部2a处的风口。进行用于评价高炉下部的状况的方法，通过在下部开口的孔部测量炉中的压力，亮度，温度，图像图像信息中的一种或多种将风口的外周部分分配到炉内侧的端侧。在该方法中，通过从风口的孔部向炉内吹入惰性气体，测定吹出气体的压力，测定高炉下部的压力。版权所有（C）2007，JPO＆INPIT

2. 发明专利

JP2006274440A Semi-reduced sintered ore and method for production thereof 有权
标题翻译：减半烧结的ORE及其生产方法
公开(公告)号：JP2006274440A
公开(公告)日：2006-10-12
申请号：JP2005145403
申请日：2005-05-18
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： SATO HIDEAKI , MACHIDA SATOSHI , ICHIKAWA KOICHI , NUSHISHIRO KOICHI , ARIYAMA TATSURO
IPC分类号： C22B1/16
摘要： PROBLEM TO BE SOLVED: To provide a semi-reduced sintered ore capable of mass-producing sintered ores in which a part of an iron ore is reduced, and which contains metallic Fe by directly progressing reduction without deteriorating the operation of the existing sintering apparatus. SOLUTION: An iron ore, a carbon material and a CaO based auxiliary material are used as materials for sintering, and the materials for sintering are charged into a sintering apparatus to constitute a material layer and the material layer is sintered, wherein a plurality of particles for producing reduced iron prepared by forming at least the iron ore and the carbon material account for a part of the above material layer. The above material layer is sintered and a part of the iron ore is reduced, to thereby produce a semi-reduced sintered ore which contains metallic Fe. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供能够大量生产一部分铁矿石的烧结矿石的半还原烧结矿，并且通过直接进行还原而含有金属Fe，而不会使现有的烧结设备。解决方案：将铁矿石，碳材料和CaO基辅助材料用作烧结材料，将烧结材料装入烧结装置中以构成材料层并烧结材料层，其中通过至少形成铁矿石和碳材料制备的多个用于制备还原铁的颗粒占上述材料层的一部分。上述材料层被烧结并且部分铁矿石被还原，从而生产含有金属Fe的半还原烧结矿。版权所有（C）2007，JPO＆INPIT

3. 发明专利

JP2006176848A Method for blowing plastic into furnace 有权
标题翻译：将塑料吹入火炉的方法
公开(公告)号：JP2006176848A
公开(公告)日：2006-07-06
申请号：JP2004372898
申请日：2004-12-24
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： ASANUMA MINORU , HARA YOSHIAKI , KAJIOKA MASAHIKO , ARIYAMA TATSURO
IPC分类号： C21B5/00
CPC分类号： Y02P10/212
摘要： PROBLEM TO BE SOLVED: To provide a method for blowing plastics into a furnace in which plastics are sufficient in combustibility even when a large amount of plastics are blown into the furnace, and can be blown at low cost. SOLUTION: When cooling plastics into a solidified body after heating the plastics, solid granules other than plastics before forming the solidified body are mixed, and powder obtained by granulating the solidified body is blown into a furnace in a method for blowing plastics into a furnace. Alternatively, plastics are mixed with organic solvent, the plastics are cooled to be solidified body after the plastics are swollen with organic solvent, solid granules other than the plastics are mixed with the plastics and the organic solvent before forming the solidified body, powder obtained by granulating the solidified body is blown into the furnace in the method for blowing plastics into the furnace. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种将塑料吹入炉中的方法，其中即使大量的塑料吹入炉中，塑料也具有足够的可燃性，并且可以以低成本吹吹。解决方案：在加热塑料之后将塑料冷却成固化体时，在形成凝固体之前将除塑料外的固体颗粒混合，通过将固化体成粒而获得的粉末以吹塑料的方法吹入炉中一炉或者，将塑料与有机溶剂混合，在塑料用有机溶剂溶胀后将塑料冷却固化，在形成凝固体之前将塑料与固体颗粒与塑料和有机溶剂混合，粉末由在将炉内吹入塑料的方法中将凝固体成粒吹入炉内。版权所有（C）2006，JPO＆NCIPI

4. 发明专利

JP2006124769A Method for operating blast furnace 有权
标题翻译：操作BLAST FURNACE的方法
公开(公告)号：JP2006124769A
公开(公告)日：2006-05-18
申请号：JP2004313997
申请日：2004-10-28
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： MURAI RYOTA , SATO MICHITAKA , SATO TAKESHI , KASHIWABARA YUSUKE , ARIYAMA TATSURO , TSUKIJI HIDEAKI
IPC分类号： C21B5/00
摘要： PROBLEM TO BE SOLVED: To provide a method for operating a blast furnace in which low-priced ore having high crystal water can be used without the need for a large facility investment.
SOLUTION: In the method for operating the blast furnace, in which sintered ore having the high crystal water of ≥3.5 mass% crystal water content, at ≥25 mass% in the sintered new raw material, is used at ≥50 mass% in the main raw material in the blast furnace, and auxiliary reducing material is injected from a tuyere, an injected hydrogen quantity into the blast furnace 1 is in the range of 12 kg/t-p to 31 kg/t-p. Further, in the injected hydrogen quantity into the blast furnace, the quantity supplied as H
2 O from the tuyere, is 1.5 kg/t-p to 7.6 kg/t-p. Furthermore, as the auxiliary reducing material injected from the tuyere, at least, gaseous reducing material and/or liquid reducing material are injected, or fine granular coal as solid reducing material is injected in the single or the mixture with plastics.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种操作高炉的方法，其中可以使用具有高结晶水的低价矿石，而不需要大的设备投资。解决方案：在烧结新原料中，具有≥3.5质量％结晶水的结晶水的烧结矿在≥25质量％的高炉中的使用方法为≥50质量％在高炉中的主要原料中含有％，并且从风口注入辅助还原材料，喷射氢量进入高炉1的范围为12kg / tp至31kg / tp。此外，在进入高炉的喷射氢量中，从风口以H SB 2 O供给的量为1.5kg / t-p至7.6kg / t-p。此外，作为从风口喷射的辅助还原材料，至少注入气态还原材料和/或液体还原材料，或者作为固体还原材料的细颗粒煤被注入单一或与塑料的混合物中。版权所有（C）2006，JPO＆NCIPI

5. 发明专利

JP2005220408A Method of blowing used plastic into furnace, used plastic granule for blowing into furnace, and production method therefor 有权
标题翻译：使用塑料成型的方法，将用于吹制成粉末的所用塑料颗粒及其生产方法
公开(公告)号：JP2005220408A
公开(公告)日：2005-08-18
申请号：JP2004029787
申请日：2004-02-05
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： ASANUMA MINORU , MURAI RYOTA , ARIYAMA TATSURO , KANETANI GENJI , MATSUURA TOSHIAKI
IPC分类号： B29B17/00 , B30B11/20 , C08J11/12 , C21B5/00
CPC分类号： B30B11/201
摘要： PROBLEM TO BE SOLVED: To provide used plastic granules for blowing into a furnace which exhibit sufficient flammability even when a large amount of used plastics are blown into a furnace, to provide a production method therefor, and to provide a method of blowing used plastics into a furnace using the same.
SOLUTION: In the operation of a vertical furnace utilizing used plastics as the raw material for blowing into a furnace, granules obtained by mixing iron oxide and used plastics so as to be granulated are blown into a furnace. It is preferable that at least part of the iron oxide is composed of iron ore, and granules obtained by being compression-extruded from the holes of a ring die where a plurality of die holes are pierced at all the periphery so as to be granulated are used.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：待解决的问题：为了提供使用过的塑料颗粒吹入炉中，即使当大量的废塑料吹入炉中时也显示出足够的可燃性，以提供其制备方法，并提供一种吹塑方法使用塑料进入使用相同的炉子。解决方案：在使用废塑料作为吹入炉中的原料的立式炉的操作中，将通过将氧化铁和使用的塑料混合而造粒得到的颗粒被粉碎成炉。优选的是，氧化铁的至少一部分由铁矿石构成，并且通过从环形模具的孔压缩挤出而得到的颗粒，其中多个模孔贯穿所有周边以便造粒，用过的。版权所有（C）2005，JPO＆NCIPI

6. 发明专利

JP2007119841A Method for manufacturing half-reduced and sintered ore 有权
标题翻译：用于制造减速和烧结的ORE的方法
公开(公告)号：JP2007119841A
公开(公告)日：2007-05-17
申请号：JP2005313101
申请日：2005-10-27
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： MACHIDA SATOSHI , SATO HIDEAKI , ARIYAMA TATSURO
IPC分类号： C22B1/16 , C22B1/20 , C22B1/244
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing a half-reduced and sintered ore having a high reduction rate and a high content of metallic iron, by stabilizing a baking reaction without aggravating an operation of the present sintering machine.
SOLUTION: The method for manufacturing the half-reduced and sintered ore comprises the steps of: preparing iron ore, charcoal wood and an auxiliary material as a raw material to be sintered; previously compression-molding at least one part of the iron ore and one part of the charcoal wood of the raw material to be sintered into molded particles; granulating the rest of the raw material to be sintered into grains; mixing them; and baking the mixture to reduce one part of the iron ore with the charcoal wood. The above molded particles are controlled so as to have a width between 6 mm and 16 mm (both inclusive) in the thinnest part, have the volume of 6 cm
3 or smaller, and occupy 40 to 70 mass% of the whole raw material to be sintered.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：待解决的问题：提供一种制造具有高还原率和高含量的金属铁的半还原和烧结矿石的方法，通过稳定烘烤反应而不加剧本烧结机的操作。解决方案：半还原烧结矿的制造方法包括以下步骤：制备铁矿石，木炭和辅助材料作为待烧结原料; 预先将至少一部分铁矿石和待烧结原料的木炭木材的一部分压制成模塑颗粒; 将待烧结的其余原料粒化成颗粒; 混合它们并烘烤混合物以用木炭来还原一部分铁矿石。在最薄部分中将上述模制颗粒控制为具有在6mm和16mm之间（包括两端）的宽度，其体积为6cm 3 / SP>或更小，并且占据40至70质量要烧结的整个原料的％。版权所有（C）2007，JPO＆INPIT

7. 发明专利

JP2006336086A Method for blowing synthetic resin material into blast furnace 有权
标题翻译：将合成树脂材料吹入高炉的方法
公开(公告)号：JP2006336086A
公开(公告)日：2006-12-14
申请号：JP2005164023
申请日：2005-06-03
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： KASHIWABARA YUSUKE , MURAI RYOTA , SATO TAKESHI , SATO MICHITAKA , ARIYAMA TATSURO , ASANUMA MINORU
IPC分类号： C21B5/00
摘要： PROBLEM TO BE SOLVED: To provide a method for blowing a synthetic resin material into a blast furnace, which can prevent air permeability from degrading in the blast furnace even when a quantity of the synthetic resin material to be blown into the blast furnace has increased, by keeping the combustibility of the synthetic resin material without controlling a position of a lance for blowing the synthetic resin material.
SOLUTION: The method for operating the blast furnace by blowing the synthetic resin material into the blast furnace through a tuyere of the blast furnace comprises the steps of: estimating a pressure loss in the furnace from the quantity of the blown synthetic resin material and the number of blowing tuyeres; and controlling the number of tuyeres for blowing the synthetic resin material so that the estimated pressure loss can be a standard value or lower. It is preferable to estimate the pressure loss in the furnace by using a powder quantity estimated from the material balance of a powder existing in a lower part of the blast furnace.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种将合成树脂材料吹入高炉的方法，即使在吹入高炉的合成树脂材料的量时也能够防止高炉中的透气性降低通过保持合成树脂材料的可燃性而不控制用于吹塑合成树脂材料的喷枪的位置而增加。解决方案：通过高炉风口将合成树脂材料吹入高炉中来操作高炉的方法包括以下步骤：从吹制的合成树脂材料的量估算炉中的压力损失吹风口数; 并控制用于吹制合成树脂材料的风嘴的数量，使得估计的压力损失可以是标准值或更低。优选通过使用从存在于高炉的下部的粉末的物料平衡估计的粉末量来估计炉中的压力损失。版权所有（C）2007，JPO＆INPIT

8. 发明专利

JP2006233332A Method for operating blast furnace 有权
标题翻译：操作BLAST FURNACE的方法
公开(公告)号：JP2006233332A
公开(公告)日：2006-09-07
申请号：JP2006020311
申请日：2006-01-30
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： MURAI RYOTA , SATO MICHITAKA , ARIYAMA TATSURO , HASEGAWA SHINJI , SHIMOMURA AKIO
IPC分类号： C21B5/00
摘要： PROBLEM TO BE SOLVED: To provide a method for operating a blast furnace which can improve the combustibility in the mixed combustion of a solid reducing agent and a gaseous reducing agent and can be applied also to a practical furnace by accurately determining the appropriate range of the injection rates of the solid reducing agent and the gaseous reducing agent.
SOLUTION: In the method for operating the blast furnace, the gaseous reducing agent as an auxiliary reducing agent and the solid reducing agent are injected from a tuyere, the reducing agents are injected by adjusting the injection rate of the gaseous reducing agent to 10-80 kg/t-p and that of the solid reducing agent to 50-150 kg/t-p.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种操作高炉的方法，其可以提高固体还原剂和气态还原剂的混合燃烧中的可燃性，并且还可以通过精确地确定适当的固体还原剂和气态还原剂的注射速率的范围。解决方案：在用于操作高炉的方法中，从风口注入作为辅助还原剂的气态还原剂和固体还原剂，通过将气态还原剂的注入速率调节至 10-80kg / tp，固体还原剂为50-150kg / tp。版权所有（C）2006，JPO＆NCIPI

9. 发明专利

JP2006152331A Method for blowing used plastic into furnace, granulated used plastic for blowing into furnace, and manufacturing method therefor 有权
标题翻译：使用塑料成型的方法，用于吹制成粉末的用于塑料的成型方法及其制造方法
公开(公告)号：JP2006152331A
公开(公告)日：2006-06-15
申请号：JP2004341500
申请日：2004-11-26
申请人： Jfe Kankyo Corp , Jfe Steel Kk , Jfeスチール株式会社 , Jfe環境株式会社
发明人： ASANUMA MINORU , MURAI RYOTA , ARIYAMA TATSURO , KANETANI GENJI , MATSUURA TOSHIAKI
IPC分类号： C21B5/00 , B29B17/00
CPC分类号： Y02W30/62
摘要： PROBLEM TO BE SOLVED: To provide a method for blowing used plastic into a furnace by which even in the case of blowing a large quantity of the used plastics into the furnace, gas permeability in the furnace is not lowered, and to provide granulated used plastic for blowing into the furnace and suitable to use in the method for blowing into the furnace and a manufacturing method therefor. SOLUTION: The operation of the vertical furnace by using the used plastic as the raw material for blowing into the furnace uses the method characterized in that the granular material is blown into the furnace, the granular material being obtained by mixing and granulating a material for lowering a fusion point of ash content generated through the combustion of the used plastic and the used plastic. At least a part of the material for lowering the fusion point of the ash content, is desirable to be CaO source and/or MnO source. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：解决的问题：为了提供一种将废塑料吹入炉中的方法，即使在将大量的废塑料吹入炉中的情况下，也不会降低炉中的气体渗透性，并且提供造粒用二氧化硅吹入炉内，适用于吹入炉内的方法及其制造方法。解决方案：使用废塑料作为吹入炉的原料的立式炉的操作采用以下方法，其特征在于将颗粒材料吹入炉中，将颗粒材料通过混合和造粒用于降低通过使用的塑料和所用塑料的燃烧产生的灰分含量的熔点的材料。用于降低灰分含量的熔点的材料的至少一部分，优选为CaO源和/或MnO源。版权所有（C）2006，JPO＆NCIPI

10. 发明专利

JP2006124823A Method for injecting used plastics into furnace, and used plastic granule for injecting into furnace and its manufacturing method 审中-公开
标题翻译：将使用过的塑料注入炉中的方法，以及用于注射成型的塑料颗粒及其制造方法
公开(公告)号：JP2006124823A
公开(公告)日：2006-05-18
申请号：JP2004378620
申请日：2004-12-28
申请人： Jfe Kankyo Corp , Jfe Steel Kk , Jfeスチール株式会社 , Jfe環境株式会社
发明人： ASANUMA MINORU , MURAI RYOTA , ARIYAMA TATSURO
IPC分类号： C21B5/00 , B09B3/00 , C21B11/02 , C21B13/02
CPC分类号： B30B11/201
摘要： PROBLEM TO BE SOLVED: To provide used plastic granules having high strength for injecting into a furnace and its manufacturing method improving the combustibility in the case of injecting the used plastics into the furnace, and to provide a method for injecting the used plastics into the furnace by using the above method.
SOLUTION: In an operation in a vertical type furnace using the used plastics as the injecting raw material into the furnace, the granules 10 granulated by mixing cement 4 and the used plastics 2 or the granules granulated by mixing blast furnace slag and the used plastics, are injected into the furnace. It is desirable that the manufacture of the granules is performed by compression-extruding from holes in a ring die 5 where the plurality of die holes 6 are pieced in the whole periphery.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供具有高强度的用于注入炉的二氧化碳塑料颗粒及其在将废塑料注入炉的情况下提高可燃性的制造方法，并提供一种注射用过的塑料的方法通过使用上述方法进入炉。解决方案：在将使用过的塑料作为注入原料进入炉中的立式炉中的操作中，通过混合水泥4和废旧塑料2造粒的颗粒10或通过混合高炉矿渣和使用塑料，注入炉内。理想的是，通过从多个模孔6在整个周边接合的环模5中的孔进行压缩挤出来进行颗粒的制造。版权所有（C）2006，JPO＆NCIPI

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