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1. 发明专利

JP2009238478A Contact connecting device of metal melting device 有权
标题翻译：金属熔化装置的接触连接装置
公开(公告)号：JP2009238478A
公开(公告)日：2009-10-15
申请号：JP2008080978
申请日：2008-03-26
申请人： Nippon Steel Corp , Nippon Steel Engineering Co Ltd , Nittetsu Plant Designing Corp , 新日本製鐵株式会社 , 新日鉄エンジニアリング株式会社 , 日鐵プラント設計株式会社
发明人： HARADA TOSHIYA , KUMAKURA MASANORI , TANIISHI HIKOFUMI , KURODA HITOSHI , SHUMORI TETSURO , SHIRATANI AKIRA
IPC分类号： H01R13/631 , H01H31/02 , H01H31/32
摘要： PROBLEM TO BE SOLVED: To provide a contact connecting device of a metal melting device wherein contacts are easily brought into contact with and separated from each other, even if the contact of the metal melting device and the power supply side contact facing it get out of position, when the tilting metal melting device is returned to an erected state after tilting.
SOLUTION: In this contact connecting device of the metal melting device 1 to which power is supplied by connecting a power supply side contact 3 connected to a power supply to a power receiving side contact 2 provided in the tilting metal melting device 1 to energize, the power receiving side contact 2 is disposed face to face with the power supply side contact 3, the power supply side contact 3 is provided at the tip of a contact connecting rod 4 having a conductive wire connected to the power supply built-in, the contact connecting rod 4 is supported by a front supporting pedestal 5 and a rear supporting pedestal 6 so that the power supply side contact 3 moves forward and backward and is displaced horizontally and vertically, and a forward and backward movement driving device for connecting contacts is disposed at the rear end of the contact connecting rod 4.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供金属熔化装置的接触连接装置，其中触点容易与彼此接触和分离，即使金属熔化装置和电源侧接触面对它的接触当倾斜金属熔化装置在倾斜后恢复到竖立状态时，脱离位置。
解决方案：在金属熔化装置1的接触连接装置中，通过将连接到电源的电源侧触点3连接到设置在倾斜金属熔化装置1中的受电侧触点2，将金属熔化装置1供电，受电侧触点2与电源侧触点3面对面配置，电源侧触点3设置在具有内置电源的导线的触点连接杆4的前端接触连接杆4由前支撑台5和后支撑台6支撑，使得供电侧接触件3前后移动并且水平和垂直地位移，以及用于连接接触件的前后移动驱动装置设置在接触连杆4的后端。版权所有（C）2010，JPO＆INPIT

2. 发明专利

JP2010015924A Electrical connection structure 有权
标题翻译：电气连接结构
公开(公告)号：JP2010015924A
公开(公告)日：2010-01-21
申请号：JP2008176752
申请日：2008-07-07
申请人： Furukawa Electric Co Ltd:The , Nippon Steel Corp , Nippon Steel Engineering Co Ltd , Nittetsu Plant Designing Corp , 古河電気工業株式会社 , 新日本製鐵株式会社 , 新日鉄エンジニアリング株式会社 , 日鐵プラント設計株式会社
发明人： HARADA TOSHIYA , KUMAKURA MASANORI , TANIISHI HIKOFUMI , KURODA HITOSHI , SHUMORI TETSURO , SHIMAZU TERUMI , SHIRATANI AKIRA , ODAGIRI KAZUMASA
IPC分类号： H01R13/15
摘要： PROBLEM TO BE SOLVED: To provide an electrical connection structure capable of connecting a connecting surface of a female-side terminal electrically connected with a power supplied member in a three-dimensionally movable state such as rocking or rotating with a connection end part of a male-side terminal electrically connected with a power source in a movable state while maintaining an excellent current-carrying state. SOLUTION: The electrical connection structure consists of a male-side terminal composed of an arm part with one of end parts electrically connected with a power source and made of a conductor with an insulation material coated, and a connection end part in a predetermined shape integrally formed at the other end part of the arm part, and a female-side terminal composed of at least a pair of conductors arranged in opposition and forming a corresponding shape of the prescribed shape of the connection end part to connect by accepting the connection end part in a movable state, at least a pair of elastic bodies biasing the conductors from outside at accepting them, and a support member made of an insulation object supporting the elastic bodies, to be connected with the male-side terminal in a movable state and with one of end parts electrically connected with a power supplied member. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种电连接结构，其能够将三维可移动状态的电连接的阴侧端子的连接表面与摆动或旋转的连接端部连接起来在保持良好的载流状态的情况下，与可动状态的电源电连接的阳侧端子。电连接结构由一个阳极端子构成，该阳极端子由臂部分组成，该臂部分的一个端部与电源电连接并由具有绝缘材料的导体制成，以及连接端部分在臂部的另一端部一体形成的规定形状，以及由相对配置的至少一对导体构成的母侧端子，形成连接端部的规定形状的对应形状，通过接受连接端部处于可移动状态，至少一对弹性体在接收它们时从外部偏置导体，以及由支撑弹性体的绝缘体制成的支撑构件，以与可移动的阳极侧端子连接并且其中一个端部与供电部件电连接。版权所有（C）2010，JPO＆INPIT

3. 发明专利

JP2009270178A Depressing material for slag foaming and depression method therefor 有权
标题翻译：用于SLAG发泡的材料和其破坏方法
公开(公告)号：JP2009270178A
公开(公告)日：2009-11-19
申请号：JP2008123686
申请日：2008-05-09
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： MATSUZAWA TAMAHIRO , SHINNO SHUICHI , WAKAO MASAMITSU , KUMAKURA MASANORI
IPC分类号： C21C5/28 , C21C1/02 , C21C5/36
摘要： PROBLEM TO BE SOLVED: To provide a suppression material for slag foaming which quickly and surely suppresses foaming slag with a slight amount of use of the material to prevent damage to equipment caused by over-flowing of the slag, thereby maintaining stable productivity, and to provide a suppression method therefor.
SOLUTION: In the suppression material 12 for slag foaming, mixture containing 30-60 mass% moisture and 35-65 mass% fuel content is stored into a container comprising non-water permeable organic matter. The suppression material is charged into bubbled molten slag S2 having an iron oxide concentration of 15-25 mass%.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种用于炉渣发泡的抑制材料，其能够以少量使用该材料快速且可靠地抑制发泡渣，以防止由于渣的过度流失而导致的设备损坏，从而保持稳定的生产率，并提供其抑制方法。解决方案：在用于炉渣发泡的抑制材料12中，将含有30-60质量％水分和35-65质量％燃料含量的混合物储存在包含非水可渗透有机物质的容器中。将抑制物质装入氧化铁浓度为15〜25质量％的鼓泡熔渣S2中。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2005194574A Method for reforming converter slag 有权
标题翻译：改造转炉渣的方法
公开(公告)号：JP2005194574A
公开(公告)日：2005-07-21
申请号：JP2004001897
申请日：2004-01-07
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： WAKAO MASAMITSU , KUMAKURA MASANORI
IPC分类号： F27D15/00 , C04B5/06 , C21C5/28
CPC分类号： C04B5/06
摘要： PROBLEM TO BE SOLVED: To provide a method capable of utilizing the converter slag discharged from a reforming converter not to be expanded for the other raw material such as roadbed material and concrete aggregate without using a special vessel, without developing such thermal restriction as to solidifying in the case of being much additional quantity, and without using the slag discharged from a blast furnace at far distance.
SOLUTION: In order to refine the converter slag not to be expanded, in a method for discharging the slag two or more times when the one charge of molten steel is melted by continuously using the same converter or two sets of the converters, two slags are mixed by discharging the slag in the second time or thereafter, on the discharged slag in the first time to reform the converter slag.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够利用从重整转化器排出的转炉渣不用于其他原材料如路基材料和混凝土骨料而不使用特殊容器而不发展这种热限制的方法在额外添加量的情况下凝固，并且不使用远距离从高炉排出的炉渣。解决方案：为了精炼不扩展的转炉炉渣，在通过连续使用相同的转炉或两组转炉熔化一次钢水熔融时，将炉渣排出两次或更多次的方法，在第二次或以后排出炉渣，首先在排出的炉渣上混合两个炉渣，以使炉渣重整。版权所有（C）2005，JPO＆NCIPI

5. 发明专利

JP2010059518A Method for desulfurizing molten pig iron 有权
标题翻译：用于脱硫铸铁的方法
公开(公告)号：JP2010059518A
公开(公告)日：2010-03-18
申请号：JP2008228502
申请日：2008-09-05
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： YAGI HISASHI , KUMAKURA MASANORI
IPC分类号： C21C1/02
CPC分类号： C21C7/0645 , C21C7/0006 , C21C7/0037 , C21C7/072
摘要： PROBLEM TO BE SOLVED: To provide a method for desulfurizing molten pig iron with which the desulfurize-treatment capacity of ≤50 ppm remaining S concentration can be achieved at low cost and for short time.
SOLUTION: In the method for desulfurizing the molten pig iron, in which the molten pig iron 1 is desulfurized by dipping a dipping free-board 4 and an injection lance 5 into the molten pig iron 1 in a molten pig iron ladle 3 and injecting inert gas and CaO powdery materials from this injection lance; this desulfurizing method is performed as the followings, that metallic Al is added on the molten pig iron surface in the interval, in which the oxygen partial pressure is reached to ≤0.1 MPa by injecting the inert gas into the dipping free-board 4 and 30 mass% of the used CaO total quantity is injected.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：待解决的问题：提供一种低成本且短时间内能够实现硫浓度低于50ppm的脱硫处理能力的生铁脱硫方法。解决方案：在熔融生铁中通过将浸渍自由板4和注入喷枪5浸入熔融生铁水包3中的熔融生铁1中来对生铁进行脱硫的脱硫方法并从该注射枪注入惰性气体和CaO粉末材料; 该脱硫方法如下进行，即在通过将惰性气体注入浸渍空隙板4和30中将氧分压达到≤0.1MPa的间隔内的熔融生铁表面上添加金属Al 注入二氧化碳总量的质量％。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2005008935A Steel slag with less fluorine elution, and method for adjusting the same 有权
标题翻译：具有较少荧光剥离的钢丝滑块及其调整方法
公开(公告)号：JP2005008935A
公开(公告)日：2005-01-13
申请号：JP2003173441
申请日：2003-06-18
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： KANEKO TOSHIYUKI , WAKAO MASAMITSU , YOSHIMI MANABU , KUMAKURA MASANORI
IPC分类号： C04B5/06 , C21C1/02 , C21C1/04 , C21C5/28 , C21C5/36
CPC分类号： Y02P10/212
摘要： PROBLEM TO BE SOLVED: To considerably reduce elution of fluorine from slag by making fluorine-containing steel slag have microstructure from which fluorine is hardly eluded. SOLUTION: The composition of fluorine-containing steel slag is adjusted, by mass, to be in a range expressed by the inequalities of CaO/SiO 2 ≤2.0, and 3.0%≤T.Fe≤25.0%. The composition of steel slag can be adjusted by adding fluorine-containing slag discharged in a steel making step, SiO 2 and/or iron oxide-containing oxides to molten steel in a refining vessel so that the slag composition is adjusted to be in the range of the above inequalities. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：通过使含氟钢渣具有难以避免氟的微结构，从而大大减少了炉渣中氟的洗脱。
解决方案：将含氟钢渣的组成按质量调节至CaO / SiO 2 ≤2.0和3.0％≤T.Fe不等式所表示的范围内 ≤25.0％。可以通过在精炼容器中向钢水中添加在炼钢工序中排出的含氟渣，SiO 2 和/或含氧化铁的氧化物来调整钢渣的组成，使得炉渣组成被调整在上述不等式的范围内。版权所有（C）2005，JPO＆NCIPI

7. 发明专利

JP2009287050A Killing material for slag-foaming, and killing method therefor 有权
标题翻译：杀死材料的SLAG-FOAMING，及其杀死方法
公开(公告)号：JP2009287050A
公开(公告)日：2009-12-10
申请号：JP2008138320
申请日：2008-05-27
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： MATSUZAWA TAMAHIRO , SHINNO SHUICHI , WAKAO MASAMITSU , KUMAKURA MASANORI
IPC分类号： C21C1/02 , C21C5/28
CPC分类号： C21C5/36 , C21B3/06 , C21C7/0025 , C21C7/0043 , C21C7/0087 , C21C2007/0062 , C21C2300/04 , Y02W30/543
摘要： PROBLEM TO BE SOLVED: To provide a killing material for slag-foaming which can kill the foamed molten slag rapidly with a small amount to prevent the damage of a facility caused by the over-flow of the molten slag, so that the stable maintenance of the productivity is realized, and to provide a killing method therefor. SOLUTION: The killing material 12 for slag-foaming, in which a mixture containing 20-40 mass% carbon powder of 0.2 mm-2 mm grain size and 30-60 mass% water content is housed in a container composed of an impermeable and combustible material, is charged into the foamed molten slag S2, the basicity of which is 0.8-1.5. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于炉渣发泡的杀死材料，其可以以少量快速杀死发泡熔渣，以防止由于熔渣过度流失造成的设备损坏，从而使实现生产率的稳定维护，并提供其杀戮方法。解决方案：将含有20-40质量％的0.2mm-2mm粒径的碳粉末和30-60质量％含水量的混合物的炉渣发泡用杀菌材料12收纳在由不渗透和可燃材料装入发泡熔渣S2中，其碱度为0.8-1.5。版权所有（C）2010，JPO＆INPIT

8. 发明专利

JP2010031338A Method for operating converter 有权
标题翻译：操作转换器的方法
公开(公告)号：JP2010031338A
公开(公告)日：2010-02-12
申请号：JP2008196900
申请日：2008-07-30
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： NAITO KENICHIRO , ASAHARA AKIFUMI , KITAGAWA ITSURO , SHINNO SHUICHI , KUMAKURA MASANORI
IPC分类号： C21C5/30 , C21C5/35 , C21C5/46
摘要： PROBLEM TO BE SOLVED: To provide a maintenance management method for inexpensively maintaining improvement of unbalanced refractory wearing and the good metal sticking, in order to stably perform operations with high productivity in long service life of a converter, in a converter blowing. SOLUTION: A method for operating the converter includes using a plurality of lances which are different in at least one or more among inner-diameter, number, pitch circle diameter and spouting angle of the nozzle chip part of the lance used for top blowing, while exchanging them when blowing is performed in a top-blowing or top and bottom-blowing converter. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种维护管理方法，用于廉价地维持不平衡耐火材料磨损的改善和良好的金属粘附，以便在转炉吹制中稳定地实现转炉的使用寿命长的高生产率的操作。解决方案：一种用于操作转炉的方法，包括：使用上述喷枪的喷嘴芯片部分的内径，数量，节圆直径和喷射角度中的至少一个以上不同的多个喷枪在吹风或顶吹和底吹转炉中进行吹风的同时进行吹风。版权所有（C）2010，JPO＆INPIT

9. 发明专利

JP2008255426A Method for killing foaming in molten slag 有权
标题翻译：用于在溜冰中杀死泡沫的方法
公开(公告)号：JP2008255426A
公开(公告)日：2008-10-23
申请号：JP2007099400
申请日：2007-04-05
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： WAKAO MASAMITSU , NAITO KENICHIRO , KUMAKURA MASANORI
IPC分类号： C21C5/28
摘要： PROBLEM TO BE SOLVED: To provide a method for killing foamed molten slag showing sufficient effect without raising the cost, with which in the case that foaming of the molten slag in a melting furnace or exhausted from the melting furnace occurs, as a means for killing the foaming, pretreatment such as the adjustment of components, the formation and the adjustment of a size of a foaming killing agent is not necessary.
SOLUTION: In the method for killing the foamed molten slag in the melting furnace or exhausted from the melting furnace; this killing method for foamed molten slag has the peculiarity, in which microwave is applied to the foamed molten slag. The output of the applied microwave is shown with following formula (1). Q/M≥1.0...(1). Wherein, Q: the total output (kW) of the microwave and M: mass(T) of the slag.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种杀死发泡熔融渣的方法，其显示出足够的效果，而不会增加成本，在熔融炉中熔融炉渣发生熔化或从熔化炉中排出的情况下，作为用于杀死发泡，预处理如成分调整，形成和调整发泡杀菌剂尺寸的方法是不必要的。解决方案：在熔化炉中杀死泡沫熔渣或从熔炉中排出的方法; 这种发泡熔渣的杀菌方法具有特殊性，其中微波施加到发泡熔渣。应用微波的输出如下式（1）所示。 Q /M≥1.0...（1）。其中，Q：微波的总输出（kW）和炉渣的M：质量（T）。版权所有（C）2009，JPO＆INPIT

10. 发明专利

JP2003306712A Method for preheating scrap charged in converter 审中-公开
标题翻译：在转换器中预热充电的方法
公开(公告)号：JP2003306712A
公开(公告)日：2003-10-31
申请号：JP2002118085
申请日：2002-04-19
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： MURAKAMI TOSHINORI , KUMAKURA MASANORI
IPC分类号： B09B3/00 , C21C5/28
CPC分类号： Y02E50/30 , Y02P10/212
摘要： PROBLEM TO BE SOLVED: To provide a method for preheating scraps charged in a converter by adding a heat source using organic matters containing volatile components because no highly efficient heat source addition method considering even volatile components has been established though heat source addition methods using organic matters such as plastics have been proposed. SOLUTION: In refining steel in a converter, organic matters containing metal scraps and volatile components are charged into the converter, oxidizing gas of the quantity corresponding to oxidization of the volatile components in the organic matters is blown to preheat the scraps. In addition, if the target preheat temperature is ≥800°C, the oxygen blowing velocity of the oxidizing gas to be blown into the converter is set to be ≥20 Nm 3 /minute. COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种通过使用含有挥发性成分的有机物质添加热源来预热转炉中的废料的方法，因为通过热源添加方法没有建立考虑到甚至挥发性成分的高效热源添加方法已经提出使用诸如塑料的有机物质。解决方案：在转炉中精炼钢中，将含有金属废料和挥发性成分的有机物质装入转炉中，吹入有机物挥发成分氧化的量的氧化气体，以预热废料。此外，如果目标预热温度为≥800℃，则将要吹入转炉的氧化剂气体的吹氧速度设定为≥20Nm3 /分钟以上。版权所有（C）2004，JPO

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