专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明专利

JP2007246960A Molten iron trough for blast furnace 审中-公开
标题翻译：用于烤炉的钼铁
公开(公告)号：JP2007246960A
公开(公告)日：2007-09-27
申请号：JP2006069873
申请日：2006-03-14
申请人： Jfe Steel Kk , Jfeスチール株式会社 , Shinagawa Refract Co Ltd , 品川白煉瓦株式会社
发明人： KATO AKIRA , KUWAYAMA MICHIHIRO , NIITSUMA TAKAHIRO , OTA SHIGEO , SHIKAMA HIROYUKI , KOYAKE TAMIATSU
IPC分类号： C21B7/14 , F27D1/04
摘要： PROBLEM TO BE SOLVED: To provide a molten iron trough for blast furnace with which the erosion and the wear with the molten iron stream are prevented and the durability is improved by preventing the development of crack and the fall-down, etc., with a thermal-spalling action and further, since the erosion and the wear are prevented at the desiliconizing operation, the FeO resistance and the oxidizing resistance are improved and thus, the stable operation for long time can be obtained.
SOLUTION: The molten iron trough for blast furnace is built up as the followings, with which at a part of the inner lining, precast blocks (alumina-spinel quality precast blocks 12a, 12b) are disposed and the precast blocks are lined at least at two or more layers and the back face side of the precast blocks is integrally lined with monolithic refractory (Alumina-SiC-C quality monolithic refractory 11) and the ratio "Lmax/Lmin" of the maximum size (Lmax) and the minimum size (Lmin) in respective directional sizes of vertical size, horizontal size, height of the above block is made to ≤5.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于高炉的铁水槽，防止铁水流的侵蚀和磨损，并且通过防止裂纹和下落等的发展来提高耐久性。具有热剥离作用，并且由于在脱硅操作时防止了侵蚀和磨损，因此提高了FeO电阻和耐氧化性，从而可以获得长时间的稳定操作。
解决方案：高炉铁水槽的建成如下，内衬的一部分设有预制块（氧化铝 - 尖晶石质量预制块12a，12b），预制块被排列至少在两层或更多层，并且预制块的背面侧与整体耐火材料（氧化铝-SiC-C质量的单块耐火材料11）整体衬里，并且最大尺寸（Lmax）的比率“Lmax / Lmin”和垂直尺寸，水平尺寸，上述块的高度各自方向尺寸的最小尺寸（Lmin）为≤5。版权所有（C）2007，JPO＆INPIT

2. 发明专利

JP2007217737A Apparatus for desiliconizing molten pig iron, and tilting trough for desiliconizing molten pig iron 审中-公开
标题翻译：用于硫化铁皮的装置，以及用于铁化铁矿石的倾斜处理
公开(公告)号：JP2007217737A
公开(公告)日：2007-08-30
申请号：JP2006037656
申请日：2006-02-15
申请人： Jfe Steel Kk , Jfeスチール株式会社 , Tokyo Yogyo Co Ltd , 東京窯業株式会社
发明人： KATO AKIRA , KUWAYAMA MICHIHIRO , NIITSUMA TAKAHIRO , SOEDA TOMOMI , KOIDE KUNIHIRO , YAMASHITA NAOKO , YOSHIDA TAKESHI
IPC分类号： C21C1/04 , C21B7/14 , F27D1/00
摘要： PROBLEM TO BE SOLVED: To provide an apparatus for desiliconizing molten pig iron while suppressing the erosion at an outlet portion of the molten pig iron or at a dropping portion of the molten pig iron better than a conventional one, and to provide a tilting trough for the molten pig iron, which has improved durability because the apparatus can suppress the erosion at the dropping portion of the molten pig iron better than a conventional one.
SOLUTION: The tilting trough 10 forms at least a side wall 60, which is the dropping portion of the molten pig iron, from an alumina-chromia-based refractory material. The desiliconizing apparatus also forms the head of the outlet portion for discharging the molten pig iron to the tilting chute 10 in a middle trough from an alumina-chromia-based refractory.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于对生铁的脱硅同时抑制熔融生铁的出口部分的腐蚀或熔融生铁的下落部分比常规的那样更好的设备，并且提供一种用于生铁的倾斜槽，其具有改善的耐久性，因为该设备可以比传统的更好地抑制熔融生铁的下落部分的侵蚀。解决方案：倾斜槽10从氧化铝 - 氧化铬基耐火材料形成至少一个作为熔融生铁的下落部分的侧壁60。脱硅装置还形成用于将熔融生铁从氧化铝 - 氧化铬基耐火材料排放到中间槽中的倾斜槽10的出口部分的头部。版权所有（C）2007，JPO＆INPIT

3. 发明专利

JP2007217236A Brick and lining structure for tilting trough of blast furnace, and tilting trough of blast furnace 有权
标题翻译：用于倾斜烤炉的烤砖和内衬结构，以及烤炉的倾斜温度
公开(公告)号：JP2007217236A
公开(公告)日：2007-08-30
申请号：JP2006040789
申请日：2006-02-17
申请人： Jfe Steel Kk , Jfeスチール株式会社 , Shinagawa Refract Co Ltd , 品川白煉瓦株式会社
发明人： KATO AKIRA , KUWAYAMA MICHIHIRO , NIITSUMA TAKAHIRO , OTA SHIGEO , SHIKAMA HIROYUKI , KOYAKE TAMIATSU
IPC分类号： C04B35/047 , C21B7/14 , F27D3/14
摘要： PROBLEM TO BE SOLVED: To provide a brick for a tilting barrel of a blast furnace, excellent in abrasion resistance and melting loss resistance to FeO, and also to provide a lining mechanism for a tilting trough of a blast furnace and a tilting trough of a blast furnace having excellent prevention means to injuries. SOLUTION: The brick for a tilting trough of a blast furnace is magnesia-chromium-based fired brick comprising the amount of MgO and Cr 2 O 3 in the brick of at least 80 mass%, the total amount of flux components of Fe 2 O 3 , Al 2 O 3 , SiO 2 and CaO of at most 20 mass% and inevitable impurities in balance. The size of the brick is not lower than 230×114×65 mm and the whole barrel is constituted of at least one block. Optionally, the lining structure is constituted of the compound of the brick and a monolithic refractory. The tilting trough is installed at a shoulder part of the side for receiving pig iron. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于高炉倾斜筒的砖，耐磨性和耐FeO耐熔性优异，并且还提供用于高炉倾斜槽和倾斜的衬砌机构具有优良预防手段的高炉槽受伤。解决方案：用于高炉倾斜槽的砖是含有MgO和Cr 2 O 3 在砖中的氧化镁 - 铬基烧制砖至少80质量％，Fe 2 O 3，SB 3，SO 3，SB 3， >，SiO 2 ，CaO为20质量％以下，余量为不可避免的杂质。砖的尺寸不低于230×114×65mm，整个桶体至少由一个块构成。任选地，衬里结构由砖的复合物和整体耐火材料构成。倾斜槽安装在侧面的肩部，用于接收生铁。版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2006249498A Brick laying apparatus and method for converter 有权
标题翻译：砖混装置和转换器的方法
公开(公告)号：JP2006249498A
公开(公告)日：2006-09-21
申请号：JP2005067103
申请日：2005-03-10
申请人： Jfe Steel Kk , Jfeスチール株式会社 , Shinagawa Furness Kk , 品川フアーネス株式会社
发明人： KATO AKIRA , KUWAYAMA MICHIHIRO , AOKI TSUKASA
IPC分类号： C21C5/44 , F27D1/16
摘要： PROBLEM TO BE SOLVED: To provide a brick laying apparatus for converter which can send bricks toward the side wall by a conveyor send in the case of laying the bricks from a furnace bottom to side walls in the converter, and can easily adjust its height to the laying position on the side wall and to propvide a method therefor.
SOLUTION: The bricks 3, 4 to be laid are lowered and carried toward the furnace bottom 22 through the furnace hole 21 formed at the furnace top center in the converter 2 and hung-down bricks are moved to the desired position at the furnace bottom by a fixing deck 5, in which a first arm supported pivotally by a fixed shaft erected at the furnace center, and a second arm, in which a hanging-down memberis housed to be freely extended/shrunk for hanging down the descended and carried brick, so as to be continuously and freely rotated in the horizontal direction. Then, a moving deck 6 having a hydraulic lifter for laying the lowered and carried brick and a conveyor attached to the hydraulic lifter, are ascended/descended corresponding to the arranging position of the brick and further, the height of the hydraulic lifter corresponding to the arranging position of the brick, is finely adjusted, and the bricks placed on the hydraulic lifter are sent toward the side wall by the conveyor.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种用于转炉的砌筑设备，其可以在将砖从炉底放置到转炉中的侧壁的情况下通过输送机向侧壁发送砖，并且可以容易地调节它的高度在侧壁上的铺设位置，并为其提供了一种方法。解决方案：要铺设的砖块3通过转炉2的熔炉顶部中心形成的炉孔21向炉底22下降，并将悬挂的砖块移动到所需的位置炉底由固定台5固定，其中第一臂由竖立在炉中心的固定轴枢转地支撑，第二臂和第二臂，其中一个垂下的构件被容纳以便自由地伸缩/ 携带砖，以便在水平方向上连续自由地旋转。然后，具有用于铺设下降并承载的砖的液压升降机的活动甲板6和附接到液压升降器的输送机相应于砖的布置位置上升/下降，此外，液压升降器的高度对应于砖的排列位置被精细调节，并且放置在液压升降器上的砖被输送机送向侧壁。版权所有（C）2006，JPO＆NCIPI

5. 发明专利

JP2007270183A Method for producing material for adjusting components in converter slag 有权
标题翻译：生产用于调整转炉渣中组分的材料的方法
公开(公告)号：JP2007270183A
公开(公告)日：2007-10-18
申请号：JP2006094402
申请日：2006-03-30
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： KATO AKIRA , KUWAYAMA MICHIHIRO
IPC分类号： C21C5/36 , C21C5/44 , F27D1/00
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a material for adjusting components in a converter slag by which not only the molten steel is not feared to the contamination with sulfur but also, the productivity is high and the whole quantity of a refractory waste can perfectly be utilized.
SOLUTION: When the material for adjusting the components in the converter slag by adding into the slag beforehand remaining in the converter and using for adjusting these components, in slag-coating on the lining refractory surface of the converter; after kneading at 70-90°C by adding an asphalt as the binder into lined refractory waste pulverized to ≤2 mm, this kneaded material is formed to briquette with a forming machine provided with rolls engraving many hole die on the outer peripheral surfaces. In this case, the adding quantity of the asphalt is desirable to be 0.5-5.0 mass% of the kneaded material.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于调整转炉渣中的成分的材料的制造方法，不仅钢水不易受到硫的污染，而且生产率高，生产率高可以完美利用耐火材料废料。
解决方案：当转炉渣中调整成分的材料预先保留在转炉中并用于调节这些成分时，在转炉内衬耐火面上的炉渣涂层中，通过将沥青作为粘合剂添加到粉碎至≤2mm的衬里的耐火废料中，在70-90℃下捏合后，将该捏合材料与具有在外周面上雕刻许多孔模的辊的成形机形成为团块。在这种情况下，沥青的添加量优选为捏合材料的0.5〜5.0质量％。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2006241478A Method for operating converter 审中-公开
标题翻译：操作转换器的方法
公开(公告)号：JP2006241478A
公开(公告)日：2006-09-14
申请号：JP2005054349
申请日：2005-02-28
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： KATO AKIRA , KUWAYAMA MICHIHIRO
IPC分类号： C21C5/36
摘要： PROBLEM TO BE SOLVED: To suppress the forming of slag even in the case of charging a large quantity of used MgO-C bricks, and as a result, a large quantity of the used MgO-C bricks can stably be used and the wearing of lining brick in a converter is restrained like the conventional way, when the used MgO-C brick is used as a substitute to dolomite, light-burnt dolomite, in the converter for steelmaking, lining MgO-quality refractory brick.
SOLUTION: The used MgO-C brick is crushed and adjusted so that this brick having ≤5 mm grain diameter becomes ≥80 mass%. Successively, such crushed and adjusted used MgO-C brick is charged into the converter before charging molten iron 2 into the converter 4, and thereafter, the molten iron is charged to perform decarburize-refining to the molten iron. In this case, it is desirable to charge the used MgO-C brick into the converter so that the charging quantity is ≥1 kg/ton of the molten iron.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：待解决的问题：即使在充填大量使用的MgO-C砖的情况下也能抑制炉渣的形成，结果可以稳定地使用大量的使用的MgO-C砖，在转炉中的衬里砖的磨损像传统的方式一样受到限制，当使用MgO-C砖代替白云石，轻烧白云石，在炼钢转炉中，内衬MgO质量耐火砖。解决方案：将所使用的MgO-C砖进行粉碎调整，使直径≤5mm的砖成为≥80质量％。接着将这种粉碎调整后的MgO-C砖装入转炉中，然后将铁水装入转炉4中，然后对铁水进行脱碳精炼。在这种情况下，优选将所使用的MgO-C砖装入转炉中，使铁水的充电量为≥1kg/吨。版权所有（C）2006，JPO＆NCIPI

7. 发明专利

JP2005188798A Recycling method for used refractory and method of forming lining protective layer of molten metal container 审中-公开
$Recycling method for used refractory and method of forming lining protective layer of molten metal container$
标题翻译：冶金回收利用方法及金属容器内衬保护层的方法
公开(公告)号：JP2005188798A
公开(公告)日：2005-07-14
申请号：JP2003428915
申请日：2003-12-25
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： KATO AKIRA , KUWAYAMA MICHIHIRO
IPC分类号： B22D41/02 , C21C5/44 , F27D1/16
CPC分类号： Y02P10/212
摘要： PROBLEM TO BE SOLVED: To provide a recycling method for a used refractory of very low treatment costs, capable of easily recycling the used refractory without selectively separating a part contaminated by molten steel and slug, and recycling even a powdery material. SOLUTION: The used refractory is recovered and crushed to prepare crushed matter of the used refractory of less than a specific size, the compressed air is supplied into a transport pipe 1 to form the air flow in the transport pipe, the crushed matter of the used refractory is sucked into the transport pipe by the air flow, the sucked crushed matter of the used refractory is blown out from one end face 1b of the transport pipe into a molten metal container 7 with the air flowing in the transport pipe, and the crushed matter of the used refractory is accumulated on a surface of the refractory applied onto the molten metal container to form a protective layer of the refractory. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供非常低的处理成本的废旧耐火材料的回收方法，能够容易地回收所使用的耐火材料而不选择性地分离被钢水和钢渣污染的部件，并且甚至再循环粉末状材料。解决方案：回收和粉碎所用的耐火材料以制备小于特定尺寸的用过的耐火材料的粉碎物，将压缩空气供给到输送管1中，以形成输送管中的空气流，粉碎物使用过的耐火材料通过空气流被吸入输送管中，使用的耐火材料的被吸取的粉碎物质从输送管的一个端面1b吹出到熔融金属容器7中，空气在输送管中流动，并且将所使用的耐火材料的粉碎物质积聚在施加到熔融金属容器上的耐火材料的表面上以形成耐火材料的保护层。版权所有（C）2005，JPO＆NCIPI

8. 发明专利

JP2006292227A Furnace dismantling machine 审中-公开
标题翻译：烤炉分离机
公开(公告)号：JP2006292227A
公开(公告)日：2006-10-26
申请号：JP2005111669
申请日：2005-04-08
申请人： Hitachi Constr Mach Co Ltd , Jfe Steel Kk , Jfeスチール株式会社 , Shinagawa Furness Kk , 品川フアーネス株式会社 , 日立建機株式会社
发明人： KUWAYAMA MICHIHIRO , KATO AKIRA , AOKI TSUKASA , KOSAKA TOSHIYUKI
IPC分类号： F27D1/16 , C21C5/44
摘要： PROBLEM TO BE SOLVED: To execute work while especially keeping a temperature of a furnace to be dismantled in a comparatively high temperature, in a furnace dismantling machine dismantling the furnace by breaking a structure such as brick disposed inside a furnace body of a melting furnace, a converter, an incinerator or the like.
SOLUTION: This dismantling machine dismantling the furnace by breaking the structure such as the brick disposed inside the furnace body has: an air breaker 11 for breaking the structure; an equipment body 2 having at least a heat-resistant driver's cab 32 for operating the air breaker 11 by a worker; a movement mechanism 3 or a turn part 40 for moving or turning the equipment body 2 to the furnace body made to fall on its side; and a manipulator 5 performing position control of the air breaker 11 installed to the tip of a boom 4 in an angle variable state by expanding/contracting or rotating the boom 4 to the furnace body from the equipment body 2. The equipment body jets supplied cooling air to the air breaker 11 and into the manipulator 5 through a hose 27 disposed along the boom.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了在特别地保持在较高温度下拆除炉子的温度的同时进行工作，在炉式拆除机中，通过破碎设置在炉体内的砖等结构来拆除炉熔炉，转炉，焚烧炉等。解决方案：通过破碎设置在炉体内的砖等结构来拆除炉的拆卸机具有：用于破碎结构的空气破坏器11; 具有至少一个用于由工人操作空气断路器11的耐热驾驶室32的设备主体2; 用于将设备主体2移动或转动到坠落在其侧面上的炉体的移动机构3或匝部40; 以及操纵器5，其通过从设备主体2扩展/收缩或将吊杆4旋转到炉体来进行安装在吊杆4的顶端的空气破坏器11的位置控制。设备主体喷射供应的冷却通过沿着悬臂设置的软管27将空气送入空气破坏器11并进入操纵器5。版权所有（C）2007，JPO＆INPIT

9. 发明专利

JP2007239085A Method for dephosphorize-treating molten iron 有权
标题翻译：用于去磷酸化铁的方法
公开(公告)号：JP2007239085A
公开(公告)日：2007-09-20
申请号：JP2006067436
申请日：2006-03-13
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： FUJISHIRO SHOTARO , TABATA YOSHIAKI , INOUE AKIHIKO , UCHIDA YUICHI , KATO AKIRA
IPC分类号： C21C1/02 , C21C5/36
摘要： PROBLEM TO BE SOLVED: To provide the dephosphorizing treatment having the same efficiency as the conventional method, even in the case of being less using quantity of lime in comparison with the conventional method and even without using flux containing fluorine.
SOLUTION: In the method for dephosphorize-treating molten iron, with which the flux containing CaO as the main material is added, and as oxygen source, gaseous oxygen source and/or solid oxygen source, are supplied and the added flux containing CaO as the main material, is made to slag to apply the dephosphorizing treatment to the molten iron; in addition of the flux containing CaO as the main material, a waste brick containing aluminum oxide and a material containing titanium oxide, are used as a part of the flux, and from just after starting the dephosphorizing treatment, the above waste brick is supplied, and after completing the supply of the waste brick, the above material containing the titanium oxide, is supplied.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供与常规方法相同效率的脱磷处理，即使在与常规方法相比使用量少的情况下，甚至不使用含氟的助熔剂也是如此。解决方案：在加入以CaO为主要原料的助熔剂和作为氧源的铁水脱磷处理方法中，供给气态氧源和/或固体氧源，加入含有以CaO为主要原料，制成炉渣，对铁水进行脱磷处理; 除了含有CaO作为主要材料的助熔剂之外，使用含有氧化铝的废砖和含有氧化钛的材料作为助熔剂的一部分，并且从刚开始脱磷处理后，供给上述废砖，在完成废砖的供应之后，供给含有氧化钛的上述材料。版权所有（C）2007，JPO＆INPIT

10. 发明专利

JP2003344240A Tool for plate development for metallic tubular test piece 审中-公开
标题翻译：用于金属管检测板的板材开发工具
公开(公告)号：JP2003344240A
公开(公告)日：2003-12-03
申请号：JP2002147118
申请日：2002-05-22
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： KAWABATA YOSHIKAZU , KATO AKIRA , TERANISHI HIDEO , ICHINO TADAHIRO , TOYOOKA TAKAAKI
IPC分类号： G01N1/28
摘要： PROBLEM TO BE SOLVED: To develop a tubular metal test piece sampled from a metal pipe into a plate.
SOLUTION: This tool is provided with a plate-developing means comprising rollers and a mold. The mold comprises an upper mold and a lower mold, a compass-like arm part with paired shafts comprising two arms is provided on both side faces in one-ends of the two arms in the side faces of the upper mold, and the rollers are preferably supported in the other end parts of the two arms in the compass-like arm part to allow rotation and press between the respective paired compass-like arm part arms. The upper mold and/or the lower mold constituted by this manner are (is) moved downwards/upwards to move the rollers along the lower mold, and the tubular test piece is pressed from an inner face side to be plate-developed.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：开发从金属管取样成板的管状金属试件。解决方案：该工具具有包括辊和模具的平板显影装置。模具包括上模具和下模具，在上模具的侧面中的两个臂的一端的两个侧面上设置有包括两个臂的成对轴的罗盘状臂部，并且辊是优选地支撑在罗盘状臂部分中的两个臂的另一端部分中，以允许在相应的成对的罗盘状臂部臂之间旋转并按压。通过这种方式构成的上模和/或下模（...）向下/向下移动以沿着下模移动辊，并且将管状试件从内表面侧压制成板显影。版权所有（C）2004，JPO

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式