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1. 发明专利

JP2012136434A Sulfate-resisting cement 审中-公开
标题翻译：硫酸盐水泥
公开(公告)号：JP2012136434A
公开(公告)日：2012-07-19
申请号：JP2012098269
申请日：2012-04-23
申请人： Esment Kanto Kk , Nippon Steel Corp , エスメント関東株式会社 , 新日本製鐵株式会社
发明人： IBARAKI TETSUJI , NAGAO YUKIHIKO
IPC分类号： C04B7/19 , C04B22/10 , C04B28/14
CPC分类号： Y02P40/143
摘要： PROBLEM TO BE SOLVED: To provide blast furnace slag cement which hardly expands due to a sulfate, in order to solve the following problem: concrete produced from blast furnace slag cement being a mixture of high alumina blast furnace slag fine powder with portland cement expands due to the generation of ettringite when the concrete is in contact for a long period of time with soil in which sulfate remains, resulting in the destruction of the concrete structure.SOLUTION: In mixed cement mainly containing blast furnace slag fine powder wherein the ratio of alumina is 12-17.5 mass% and portland cement, the mixing ratio of the blast furnace slag fine powder is controlled to 10-60 mass%, and the mixed cement is mixed with gypsum having a specific surface area of ≥7,000 cm/g, wherein the mixing ratio is 2-4 mass% expressed in terms of SO. The mixed cement is used as a raw material of sulfate-resisting concrete.
摘要翻译：要解决的问题：提供由于硫酸盐而难以膨胀的高炉矿渣水泥，以解决以下问题：由高炉矿渣水泥制成的混凝土是高铝高炉矿渣细粉与波特兰的混合物当混凝土与其中硫酸盐残留的土壤长时间接触时，由于钙矾石的产生，水泥膨胀，导致混凝土结构的破坏。
解决方案：在主要含有氧化铝的比例为12-17.5质量％的高炉矿渣细粉和波特兰水泥的混合水泥中，高炉矿渣细粉的混合比控制在10-60质量％，将混合水泥与比表面积≥7,000cm2的石膏混合，其中以SO 3 。混合水泥用作耐硫酸盐混凝土的原料。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2010255075A Process for manufacturing molded products of direct-reduced iron and process for manufacturing pig iron 有权
标题翻译：用于制造直接还原铁的成型产品的方法和制造铁的方法
公开(公告)号：JP2010255075A
公开(公告)日：2010-11-11
申请号：JP2009109375
申请日：2009-04-28
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： IBARAKI TETSUJI
IPC分类号： C21B13/10 , C21B5/00 , C22B1/16
摘要： PROBLEM TO BE SOLVED: To provide a process for manufacturing molded products of direct-reduced iron (hot briquette iron) having good quality of the shape by reducing iron-oxide with a rotary hearth type reducing furnace and further, performing a hot-formation and further; to provide a process for reducing unit consumption of coke in a blast furnace and also, increasing the producing quantity of pig iron per unit time by supplying the molded products of direct-reduced iron into the blast furnace under suitable condition. SOLUTION: In the rotary hearth type reducing furnace, the formed article of powdery material containing ≥40% total iron and further, containing carbon having 0.8-1.7 times of oxygen in metallic oxide as atomic molar quantity by reducing with carbon monoxide atmosphere, is reduced under atmosphere of 0.18-0.4 CO/CO 2 ratio at 1,200-1,420°C, and the reduced-iron containing material having ≥50 mass% metallic iron ratio and ≤5 mass% carbon ratio, is produced. The reduced-iron compact is manufactured by compression forming the reduced-iron containing material with a roller-type mold at 500-800°C. Further, molten pig iron is produced by supplying this compact into the blast furnace for iron-making. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：提供一种通过用旋转炉式还原炉还原氧化铁来制造具有良好质量品质的直接还原铁（热压扁铁）的成型产品的方法，并且进一步进行热信息进一步; 提供一种减少高炉中焦炭单位消耗的方法，并且通过在合适的条件下将直接还原铁的成型产物供应到高炉中，从而提高每单位时间的生铁量。解决方案：在回转式炉底还原炉中，含有≥40％总铁的粉末状成形体，进一步含有以一氧化碳气氛还原为原料摩尔量的金属氧化物中氧为0.8-1.7倍的碳，在1,200-1,420℃下，在0.18-0.4CO / CO 2 比的气氛下还原，含铁质量比≥50质量％，碳含量≤5质量％的还原铁，被生产。还原铁压块通过在500-800℃下用辊式模具压缩形成含还原铁的材料来制造。此外，通过将该压块供应到用于炼铁的高炉中来生产熔融生铁。版权所有（C）2011，JPO＆INPIT

3. 发明专利

JP2008280224A Method for producing solidified body of steel-making slag and solidified body of steel-making slag 有权
标题翻译：生产钢制滑石固化体的方法和钢制滑石固化体
公开(公告)号：JP2008280224A
公开(公告)日：2008-11-20
申请号：JP2007127933
申请日：2007-05-14
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： KATAGIRI KENJI , IBARAKI TETSUJI , TODA YUJI
IPC分类号： C04B18/14 , C04B7/19 , C04B28/08 , E01C3/00
CPC分类号： C04B28/08 , C04B18/021 , Y02W30/94 , C04B7/00 , C04B18/142
摘要： PROBLEM TO BE SOLVED: To provide a method for producing an inexpensive high quality solidified body of steel-making slag without requiring large quantity of cement and solidifying auxiliary materials. SOLUTION: Steel-making slag containing calcium oxide, silicon dioxide, aluminum trioxide, magnesium oxide and phosphorous pentoxide in an amount of ≥70% in mass total, and a solidifying auxiliary material or cement are mixed, thereafter, water is added to the mixture and the mixture is solidified. It is more preferable that the steel-making slag with basicity (1) satisfying 2.6 to 3.2 is used, wherein the numerical value dividing the mass total of the calcium oxide and magnesium oxide by the mass of the silicon dioxide is defined as the basicity (1). COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种制造廉价的高质量炼钢渣固化体的方法，而不需要大量的水泥和固化辅助材料。
解决方案：将含有≥70％质量的氧化钙，二氧化硅，三氧化二铝，氧化镁和五氧化二磷的炼钢渣和固化的辅助材料或水泥混合，然后加入水混合物并使混合物固化。更优选使用碱度（1）满足2.6〜3.2的炼钢渣，其中将氧化钙和氧化镁的总质量除以二氧化硅的质量的数值定义为碱度（ 1）。版权所有（C）2009，JPO＆INPIT

4. 发明专利

JP2008179504A Blast furnace slag cement 有权
标题翻译： BLAST FURNACE SLAG CEMENT
公开(公告)号：JP2008179504A
公开(公告)日：2008-08-07
申请号：JP2007013632
申请日：2007-01-24
申请人： Esment Kanto Kk , Nippon Steel Corp , エスメント関東株式会社 , 新日本製鐵株式会社
发明人： IBARAKI TETSUJI , NAGAO YUKIHIKO
IPC分类号： C04B7/19
CPC分类号： C04B7/19 , Y02P40/143 , C04B7/425
摘要： PROBLEM TO BE SOLVED: To solve the problem wherein a conventional blast furnace slag cement suffers from slow initial concrete set due to the slow set reaction of its fine constituent blast furnace slag powder, whereas it suffers from an increased production cost of fine blast furnace slag powder when the specific surface area of a fine blast furnace slag powder is increased to cope with the slow set reaction. SOLUTION: The blast furnace slag cement is produced by adding 1.5-4 mass% (in terms of SO 3 ) gypsum being finer than one used in a conventional cement, namely gypsum having a specific surface area of 7,000-26,000 cm 2 /g to a blended cement comprising a fine blast furnace slag powder obtained by grinding a high glass content water-granulated blast furnace slag obtained by quenching blast furnace slag and a portland cement. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了解决传统的高炉矿渣水泥由于其精细构件高炉矿渣粉末的缓慢设定反应而初始混凝土初始化困难的问题，而其生产成本较高高炉渣粉末当高炉渣粉末的比表面积增加以应对缓慢的凝固反应时。
解决方案：高炉矿渣水泥是通过加入比常规水泥中使用的石膏更精细的1.5-4质量％（以SO 3 SB 3）石膏为代表的，即具有比表面积的石膏面积为7,000-26,000厘米 2 / g的混合水泥，包括通过研磨通过淬火高炉矿渣获得的高玻璃含量水粒状高炉矿渣和波特兰水泥而获得的高炉渣粉末。版权所有（C）2008，JPO＆INPIT

5. 发明专利

JP2007290254A Sorting method for recyclable plastics and non-recyclable foreign matter 审中-公开
标题翻译：可再生塑料和不可回收外来物质的分选方法
公开(公告)号：JP2007290254A
公开(公告)日：2007-11-08
申请号：JP2006120910
申请日：2006-04-25
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： IBARAKI TETSUJI , TODA YUJI , KOSEKI TSUNEO , SHIOZAWA SHUICHI
IPC分类号： B29B17/02 , B03C1/00 , B03C1/22 , B07B4/02
CPC分类号： Y02W30/526
摘要： PROBLEM TO BE SOLVED: To provide a technique for efficiently and accurately separating, extracting, and recycling a large amount of recyclable plastics. SOLUTION: A sort processing method for recyclable plastics and non-recyclable foreign matter is characterized in that after mixture of the recyclable plastics and non-recyclable foreign matter discharged to the outside of the system is stacked in a uniform thickness by a leveler 10 on a transfer conveyor 8, a magnetic metal is removed by a magnetic separator 11, the recyclable plastics are separated and extracted by a pneumatic separator 12, and is charged into a facility for recycling the plastics. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种高效，准确地分离，提取和回收大量可回收塑料的技术。解决方案：可回收塑料和不可回收异物的分类加工方法的特征在于，通过矫直机将排放到系统外部的可回收塑料和不可再循环异物的混合物以均匀的厚度堆叠如图10所示，通过磁选机11除去磁性金属，将可回收塑料通过气动分离器12分离并提取，并装入用于再循环塑料的设备中。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2007092099A Method for producing iron particle for producing hydrogen and method for producing gaseous hydrogen 有权
标题翻译：用于生产用于生产氢的铁颗粒的方法和用于生产气态氢的方法
公开(公告)号：JP2007092099A
公开(公告)日：2007-04-12
申请号：JP2005279995
申请日：2005-09-27
申请人： Nippon Steel Corp , Kiyoshi Otsuka , 大塚潔 , 新日本製鐵株式会社
发明人： IBARAKI TETSUJI , OTSUKA KIYOSHI
IPC分类号： B22F9/06 , B22F1/00 , B22F9/22 , C01B3/10 , C22C38/00
CPC分类号： Y02E60/36
摘要： PROBLEM TO BE SOLVED: To enhance the durability of iron particles in a method where water is added to iron particles and a reaction of reducing the water is caused to obtain hydrogen, further, the particles after the reaction are reacted with a gas consisting mainly of hydrogen or carbon monoxide, thus are returned to iron particles once more, and hydrogen is repeatedly produced from water.
SOLUTION: In the method where water is added to iron particles and a reaction of reducing the water is caused to obtain hydrogen, further, the particles after the reaction are reacted with a gas consisting mainly of hydrogen and/or carbon monoxide, thus are returned to iron particles once more, and hydrogen is repeatedly produced from water, as the iron particles, the ones consisting mainly of metal iron and iron oxide with the average particle diameter of ≤1 μm flocculated by cooling iron vapor are used. Also, gaseous hydrogen is produced by controlling the reaction temperature for obtaining hydrogen by reducing the water to 200 to 700°C.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提高铁颗粒的添加到铁颗粒中的方法的耐久性，并且使得还原水的反应获得氢气，此外，反应后的颗粒与气体反应主要由氢或一氧化碳组成，因此再次返回铁颗粒，并且从水中重复产生氢。解决方案：在将水添加到铁颗粒中并使还原水的反应产生氢的方法中，反应后的颗粒与主要由氢和/或一氧化碳组成的气体反应，因此再次返回铁颗粒，并且由水重复地产生氢气，因为铁颗粒，主要由金属铁和氧化铁组成的那些，其平均粒径为≤1μm，由冷却铁蒸汽絮凝。而且，通过控制通过将水减少到200至700℃获得氢的反应温度来产生气态氢。版权所有（C）2007，JPO＆INPIT

7. 发明专利

JP2006103336A Molding process of granulated waste plastic as chemical raw material 有权
标题翻译：造粒废塑料作为原料的成型工艺
公开(公告)号：JP2006103336A
公开(公告)日：2006-04-20
申请号：JP2005297070
申请日：2005-10-12
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： IBARAKI TETSUJI , IKEDA MOTOKI , FUJISAWA YOSHIHISA , MIKATA NOBUYUKI , MATSUKUMA EIJI
IPC分类号： B29B17/00 , B29B9/06 , B29B11/02 , B29K23/00
CPC分类号： Y02W30/62 , Y02W30/625
摘要： PROBLEM TO BE SOLVED: To provide a technique to improve shape quality of a granulated object which is made by compression molding for use in a chemical reaction process in gas producer, oil-chemical plant, coke oven, iron making blast furnace and so on.
SOLUTION: The invention is characterized by molding a waste plastic having polyethylene content in sum total of 10 to 60 mass%, which is collected from households after use and has moisture content of below 10 mass%. The compression molding is conducted by means of a molding machine, a type which extrudes the waste plastic from a hollow die 17 of an end plate 16 and is equipped with a screw 15 inside a waste plastic retaining barreled shell unit 13; wherein the sum total of driving electricity by a device for mechanical work in the waste plastic retaining unit and power output by a heating device ranges 55 to 165 kW per 1 t/h processing of the waste plastic.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种技术，以提高通过压缩成型制造的造粒物的形状质量，用于气体生产者，油化工厂，焦炉，炼铁高炉的化学反应过程中所以。解决方案：本发明的特征在于，将使用后从家庭收集的聚乙烯含量总计为10〜60质量％的废塑料成型，并具有低于10质量％的含水量。压缩成型通过成型机进行，该成型机从端板16的中空模具17挤出废塑料，并在废塑料保持筒壳单元13内装有螺钉15; 其中废塑料保持单元中用于机械加工的装置的驱动电力和由加热装置输出的功率的总和为废塑料每1吨/小时的加工范围为55至165kW。版权所有（C）2006，JPO＆NCIPI

8. 发明专利

JP2006056267A Molding process of discarded plastic 审中-公开
标题翻译：抛光塑料的成型工艺
公开(公告)号：JP2006056267A
公开(公告)日：2006-03-02
申请号：JP2005302407
申请日：2005-10-18
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： IBARAKI TETSUJI , IKEDA MOTOKI , MATSUKUMA EIJI
IPC分类号： B29B17/00 , B29C43/02 , B29K105/26
CPC分类号： Y02W30/62
摘要： PROBLEM TO BE SOLVED: To improve compression molding condition of plastics and upgrade shape quality of plastic granules, regarding a process of producing granulated plastics as chemical ingredients by molding discarded plastics including reclaimed household plastic wastes.
SOLUTION: The process of molding the discarded plastic is characterized in the following steps. A crushed discarded plastic with 4% or more moisture is made into a plastic molding through a compression molding machine, a type that extrudes from a through hole mold. After that, the plastic molding is subjected to classification and the portion on the sieve is utilized as a product. The portion beneath the sieve in the classification of the molding, which is a plastic powder of lower moisture than that of adhering to the crushed plastic, is returned to the compression molding machine. The returned portion is admixed with the crushed discarded plastic, that is a raw material, and compression molded again.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了改善塑料的压缩成型条件和提高塑料颗粒的形状质量，关于通过模制废塑料（包括回收的家用塑料废料）生产造粒塑料作为化学成分的方法。解决方案：废塑料的成型工艺的特征在于以下步骤。具有4％或更多水分的破碎废弃塑料通过压模机制成塑料模制品，压模机是从通孔模具挤出的。之后，对塑料模制品进行分级，并将筛子上的部分用作产品。模制品分级中的下方的部分，其是比粘附在破碎的塑料上的水分低的塑料粉末，被归还到压缩成型机。返回的部分与被破碎的废塑料混合，即原料，再次压塑。版权所有（C）2006，JPO＆NCIPI

9. 发明专利

JP2005023309A Soil-repairing agent and method for producing the same 有权
标题翻译：土壤修复剂及其生产方法
公开(公告)号：JP2005023309A
公开(公告)日：2005-01-27
申请号：JP2004173631
申请日：2004-06-11
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： IBARAKI TETSUJI , IMURA SHOJI , YAMAMOTO MITSURU , NAGAYA KOJI , IGAWA JUNJI
IPC分类号： A62D3/37 , A62D101/22 , A62D101/43 , B09C1/02 , B09C1/08 , C09K17/02 , C09K101/00 , A62D3/00
摘要： PROBLEM TO BE SOLVED: To provide a good quality soil-repairing agent consisting of iron powder and a method for producing the same.
SOLUTION: This soil-repairing agent is iron particles produced by maintaining very fine powder consisting mainly of metallic iron, obtained by various methods in alkaline water of pH≥7 and forming at least one of ferrous hydroxide or ferrous oxide on the surface of the iron particles. By mixing the soil-repairing agent in the soil, hexavalent chromium and an organic halogen compound can be made as harmless.
COPYRIGHT: (C)2005,JPO&NCIPI

10. 发明专利

JP2004067396A Method of manufacturing blast furnace slag fine aggregate 有权
公开(公告)号：JP2004067396A
公开(公告)日：2004-03-04
申请号：JP2002224386
申请日：2002-08-01
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： IBARAKI TETSUJI , MAZAWA MASATO , TODA YUJI
IPC分类号： B02C13/14 , B02C13/30 , C04B5/02 , C04B18/14 , F27D15/02
CPC分类号： Y02W30/94
摘要： PROBLEM TO BE SOLVED: To provide a method of manufacturing blast furnace slag fine aggregate adapted to JIS standard at a low cost by properly crushing blast furnace water-granulated slag. SOLUTION: The method of manufacturing the blast furnace slag fine aggregate is performed by fixing the collision speed of a blast furnace water-granulated slag particle based on the properties or the like of the blast furnace water-granulated slag particle manufactured by being cooled with water and solidified and allowing it to collide with a layer on which the blast furnace water-granulated slag particles are accumulated. It is desirable that an apparatus for the method which has a rotary projection mechanism for the blast furnace water-granulated slag and in which a receiving part for holding the layer on which the blast furnace water-granulated slag is accumulated in the apparatus has ≥2m radius of curvature is used. COPYRIGHT: (C)2004,JPO

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