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    • 1. 发明专利
    • High pressure vessel storage type water electrolysis hydrogen generator
    • 高压容器储存型水电解氢发生器
    • JP2005194604A
    • 2005-07-21
    • JP2004004259
    • 2004-01-09
    • Hitachi Zosen CorpMitsubishi Corp三菱商事株式会社日立造船株式会社
    • HARADA MICHIYUKIKONDO MASAYOSHIOJIRO HITOSHITATSUMI HIROSHIMAEHATA HIDEHIKO
    • C25B9/00C25B9/18
    • PROBLEM TO BE SOLVED: To provide a high pressure vessel storage type water hydrolysis hydrogen generator capable of feeding hydrogen of 70 Mpa without using a compressor. SOLUTION: The periphery of a spring pressure plate (21) is provided with a plurality of external projection parts (24), the projection parts (24) are passed through the notches (22) of a locking piece (12) to push the pressure plate (21) below the locking piece (12), thereafter, the external projection parts (24) and the non-notched part (25) in the locking piece (12) are located in interference positions, thus, by the repulsive force of springs (20), the spring pressure plate (21) is locked to the locking piece (12). By the invention, the fastening structure of a stacked electrolytic cell (14) is made simple, and the fastening operation and the assembling operation of the device can be facilitated. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供能够在不使用压缩机的情况下供给70Mpa的氢的高压容器储存型水解氢发生器。 解决方案:弹簧压板(21)的周边设置有多个外部突出部分(24),突出部分(24)穿过锁定片(12)的凹口(22)到 将压板(21)推压在锁定件(12)的下方,此后,锁定件(12)中的外部突出部分(24)和非凹口部分(25)位于干涉位置,因此, 弹簧(20)的推斥力,弹簧压板(21)被锁定到锁定件(12)上。 通过本发明,层叠电解槽(14)的紧固结构简单,能够实现装置的紧固动作和组装动作。 版权所有(C)2005,JPO&NCIPI
    • 2. 发明专利
    • Method for producing high purity silicon
    • 生产高纯度硅的方法
    • JP2009084129A
    • 2009-04-23
    • JP2007258599
    • 2007-10-02
    • Hitachi Zosen Corp日立造船株式会社
    • KONDO MASAYOSHIYANO ATSUSHI
    • C01B33/023
    • PROBLEM TO BE SOLVED: To provide a method for easily removing boron and phosphorous with low energy in a metal silicon production process.
      SOLUTION: The method for producing high purity silicon for a solar cell is provided in which metallic silicon is produced by reducing silica stone (SiO
      2 ) using metallic aluminum and/or metallic magnesium as a reducing agent, wherein simultaneously with the reduction reaction, a calcium compound is reacted with boron and/or phosphorous included in the silica stone, and thus, the boron and/or phosphorous is removed. and the method is characterized in that the amount of the calcium compound to be added is 1 to 1.5 times the theoretical molar quantity of generation of the calcium compound and the boron and/phosphorous compound.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种在金属硅制造工艺中容易地以低能量去除硼和磷的方法。 解决方案:提供一种用于制造太阳能电池用高纯度硅的方法,其中使用金属铝和/或金属镁作为还原剂还原硅石(SiO 2 )来制造金属硅。 试剂,其中与还原反应同时使钙化合物与二氧化硅石中包含的硼和/或磷反应,因此除去硼和/或磷。 该方法的特征在于钙化合物的添加量是钙化合物和硼和/磷化合物的理论摩尔量的1至1.5倍。 版权所有(C)2009,JPO&INPIT
    • 3. 发明专利
    • Hydrogen supplying apparatus using solid polymer type water electrolytic cell
    • 使用固体聚合物型水电解槽的氢供应装置
    • JP2003342767A
    • 2003-12-03
    • JP2002155271
    • 2002-05-29
    • Hitachi Zosen Corp日立造船株式会社
    • KONDO MASAYOSHIOJIRO HITOSHITATSUMI HIROSHIHAMADA SHOGOINOUE TETSUYA
    • C25B1/10C25B1/12C25B9/00H01M8/06
    • Y02E60/366
    • PROBLEM TO BE SOLVED: To provide a hydrogen supplying apparatus in which there is free from fear of gas leakage caused by the pressure difference between the atmospheric pressure and the pressure (35 to 70 MPa) at the inside of a water electrolytic cell and the safety is secured. SOLUTION: A pressure-resistant container 1 is divided into an upper chamber and a lower chamber 28. In the lower chamber 28, a solid polymer type water electrolytic cell 7 is provided and a water supplying line 16 is arranged. Water of the water supplying line 16 is supplied to a water supplying header of the water electrolytic cell from the lower chamber under pressure. The upper chamber is partitioned into an oxygen gas-liquid separating chamber 10 and a hydrogen gas-liquid separating chamber 11 by a vertical partition wall 9. Further, an oxygen header of the water electrolytic cell 7 is communicated to the oxygen gas-liquid separating chamber 10, and a hydrogen header of the water electrolytic cell 7 communicates to the hydrogen gas-liquid separating chamber 11. An oxygen take out pipe 13 and an oxygen side water discharge hole 25 are provided in the oxygen gas-liquid separating chamber, and a hydrogen take out pipe 15 and an hydrogen side water discharge line 18 are provided in the hydrogen gas-liquid separating chamber. COPYRIGHT: (C)2004,JPO
    • 要解决的问题:提供一种氢气供应装置,其中不存在由大气压力和水电解池内部的压力(35至70MPa)之间的压力差引起的气体泄漏的恐惧 并确保安全。 解决方案:耐压容器1被分成上室和下室28.在下室28中,设置固体聚合物型水电解槽7,并且设置供水管线16。 供水管线16的水在压力下从下室供给到水电解池的供水头。 上部室通过垂直分隔壁9分隔成氧气 - 液体分离室10和氢气 - 液体分离室11.此外,水电解槽7的氧气集管与氧气 - 液体分离 室10,水电解槽7的氢气头与氢气分离室11连通。在氧气液分离室内设置氧气排出管13和氧气侧排水孔25, 在氢气液分离室中设置氢气取出管15和氢侧排水管线18。 版权所有(C)2004,JPO
    • 4. 发明专利
    • Hydrogen supplying apparatus using solid polymer type water electrolytic cell
    • 使用固体聚合物型水电解槽的氢供应装置
    • JP2003342765A
    • 2003-12-03
    • JP2002155267
    • 2002-05-29
    • Hitachi Zosen Corp日立造船株式会社
    • KONDO MASAYOSHIOJIRO HITOSHITATSUMI HIROSHI
    • C25B1/10C25B1/12C25B9/00H01M8/00
    • Y02E60/366
    • PROBLEM TO BE SOLVED: To provide a hydrogen supplying apparatus in which the leakage of gaseous hydrogen to the outside from the inside of a water electrolytic cell is prevented and the safety is secured even under a high pressure of 30 to 70 MPa by equalizing the pressure of the gas at the outside and the inside of the electrolytic cell. SOLUTION: A solid polymer type water electrolytic cell 29 is arranged in a pressure-resistant container 21 so that the inside of the container is divided into right and left parts where a hydrogen storage chamber 23 having a hydrogen take out port 22 and an oxygen storage chamber 25 having an oxygen take out port 24 are provided, respectively, and the cells of the electrolytic cell 29 are substantially made vertical. A hydrogen header 26 and an oxygen header 27 of the electrolytic cell communicate to the hydrogen storage chamber 23 and the oxygen storage chamber 25, respectively. The gastightness between the both storage chambers and the gastightness between the inside and the outside of the water electrolytic cell 29 are secured. COPYRIGHT: (C)2004,JPO
    • 解决的问题:提供一种氢供给装置,其中防止了从水电解槽的内部向外部泄漏气态氢,并且即使在30〜70MPa的高压下也能够确保安全性, 均衡电解池外部和内部的气体的压力。 解决方案:固体聚合物型水电解槽29布置在耐压容器21中,使得容器的内部被分成右侧和左侧部分,其中具有氢气出口端口22的储氢室23和 分别设置有具有氧取出口24的储氧室25,电解槽29的电池基本上是垂直的。 氢气集管26和电解池的氧气集管27分别与储氢室23和储氧室25连通。 确保两个储存室之间的气密性和水电解池29的内部和外部之间的气密性。 版权所有(C)2004,JPO
    • 6. 发明专利
    • Method for manufacturing spinel and method for manufacturing metallic silicon
    • 制造螺旋体的方法和制造金属硅的方法
    • JP2009084093A
    • 2009-04-23
    • JP2007253562
    • 2007-09-28
    • Hitachi Zosen Corp日立造船株式会社
    • YANO ATSUSHIKONDO MASAYOSHI
    • C01F7/16C01B33/023
    • PROBLEM TO BE SOLVED: To provide a method for manufacturing spinel which can be suitably used for easily manufacturing without using excessive processes and a method for manufacturing a metallic silicon usable as a raw material for a deoxidizer in steelmaking, a solar cell, a semiconductor part or the like.
      SOLUTION: The present method for manufacturing spinel or a metallic silicon is characterized by forming spinel and a metallic silicon by reacting silica stone(SiO
      2 ), metallic aluminum and metallic magnesium in a molar ratio of 2:2:1, characterized in that the purity of the silica stone is 90 wt.% or more and its average particle diameter is 100 μm or less and the average particle diameters of metallic aluminum and metallic magnesium are 500-1,000 μm.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 解决的问题:提供一种制造尖晶石的方法,其可以适用于容易制造而不使用过度的工艺,以及可用作炼钢中的脱氧剂原料的金属硅的制造方法,太阳能电池, 半导体部件等。 本发明的尖晶石或金属硅的制造方法的特征在于,通过使二氧化硅石(SiO 2 ),金属铝和金属镁以摩尔比计,形成尖晶石和金属硅 2:2:1,其特征在于,石英石的纯度为90重量%以上,平均粒径为100μm以下,金属铝和金属镁的平均粒径为500〜1000μm。 版权所有(C)2009,JPO&INPIT
    • 7. 发明专利
    • Solid high polymer type water electrolyzer
    • 固体高聚物型水电解液
    • JP2006052463A
    • 2006-02-23
    • JP2005186377
    • 2005-06-27
    • Hitachi Zosen Corp日立造船株式会社
    • TATSUMI HIROSHIKONDO MASAYOSHIOJIRO HITOSHINAGAYA KIICHISASAKI KATSUYASUGINO KENJI
    • C25B9/00C25B1/10
    • Y02E60/366
    • PROBLEM TO BE SOLVED: To provide a solid high polymer type water electrolytic cell in which the further improvement of performance and the simplification of constitution are attained, and to provide a water electrolyzer using the same.
      SOLUTION: A through-hole 3 passing through an anode main electrode 9, a single layer or multilayer cell 2 and a cathode main electrode 14 at the central parts is provided. A hollow bolt 4 is passed through the through-hole, the anode main electrode, single layer or multilayer cell and cathode main electrode are fastened from both the sides via a pair of edge members 5, 6 with the hollow bolt 4, and the through-hole is made into a hydrogen discharge means which is not communicated with each oxygen generation chamber and is communicated with each hydrogen generation chamber. According to the invention, the places in which holes are formed can be reduced, thus production processes can be simplified, and since the cell is not fastened at the corner parts but is fastened at the central part, an assembling operation can easily be performed in a short time without requiring the payment of attention to the uniformity of the fastening.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种能够进一步提高性能和简化结构的固体高分子型水电解槽,并提供使用该水电解槽的水电解器。 解决方案:提供穿过阳极主电极9的通孔3,中心部分处的单层或多层电池2和阴极主电极14。 中空螺栓4穿过通孔,阳极主电极,单层或多层电池和阴极主电极通过一对边缘构件5,6与空心螺栓4从两侧紧固,并且通孔 将其制成氢排放装置,其不与每个氧气发生室连通并与每个氢气产生室连通。 根据本发明,可以减少形成孔的部位,从而可以简化生产过程,并且由于电池没有紧固在角部而是紧固在中心部分,所以组装操作可以容易地在 短时间,而不需要注意紧固的均匀性。 版权所有(C)2006,JPO&NCIPI
    • 9. 发明专利
    • Manufacturing method of silicon of metal state
    • 金属硅的制造方法
    • JP2009084117A
    • 2009-04-23
    • JP2007257197
    • 2007-10-01
    • Hitachi Zosen Corp日立造船株式会社
    • YANO ATSUSHIKONDO MASAYOSHI
    • C01B33/023
    • PROBLEM TO BE SOLVED: To provide a method for inexpensively and efficiently manufacturing a silicon of metal state.
      SOLUTION: In the method for manufacturing the silicon of metal state by reducing silica, the silicon of metal state is formed by a self-combustion reduction reaction which uses an aluminum of metal state and/or a magnesium of metal state as a reducing agent and also the reaction which makes the silicon of metal state from the silica and a carbon source is started and progressed by using the heat generated by the self-combustion reduction reaction. Wherein a purity of the silica is ≥90 wt.% and also its average particle size is ≤100 μm, average particle sizes of the aluminum and magnesium of metal state are 500-1,000 μm and an average particle size of the carbon source is ≤100 μm.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种廉价且高效地制造金属状态的硅的方法。 解决方案:在通过还原二氧化硅制造金属状态的硅的方法中,金属状态的硅通过使用金属状态的铝和/或金属状态的铝的自燃还原反应形成为 还原剂以及使来自二氧化硅和碳源的金属状态的硅的反应开始并且通过使用由自燃还原反应产生的热而进行。 其中二氧化硅的纯度≥90重量%,平均粒径≤100μm,金属状态的铝和镁的平均粒径为500〜1,000μm,碳源的平均粒径≤ 100微米。 版权所有(C)2009,JPO&INPIT
    • 10. 发明专利
    • Hydrogen-supplying device with the use of solid polymer type water electrolysis cell
    • 使用固体聚合物型水电解槽的氢提供装置
    • JP2006057141A
    • 2006-03-02
    • JP2004240259
    • 2004-08-20
    • Hitachi Zosen Corp日立造船株式会社
    • SASAKI KATSUYAKONDO MASAYOSHIOJIRO HITOSHI
    • C25B9/00C25B1/10C25B1/12H01M8/06
    • Y02E60/366
    • PROBLEM TO BE SOLVED: To provide a hydrogen-supplying device with the use of solid polymer type water electrolysis cell, which controls the total of a facility cost and power consumption for obtaining a high-pressure hydrogen gas having 40 to 120 MPa, to a low level. SOLUTION: The device comprises: a pressure vessel 3 which accommodates a water electrolysis cell 2 and is kept at a predetermined pressure; at least one compressor 34 for pressurizing hydrogen gas taken out from the pressure vessel 3; and a dispenser 38 for supplying the pressurized hydrogen gas. The pressure vessel 3 is designed to endure the pressure of 5 to 20 MPa, and the compressor 34 pressurizes hydrogen gas to 40 to 120 MPa, from 5 to 20 MPa. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了提供使用固体聚合物型水电解池的供氢装置,其控制用于获得具有40至120MPa的高压氢气的设备成本和功率消耗的总和 ,达到低水平。 解决方案:该装置包括:压力容器3,其容纳水电解池2并保持在预定压力; 用于对从压力容器3取出的氢气进行加压的至少一个压缩机34; 以及用于供应加压氢气的分配器38。 压力容器3被设计为承受5〜20MPa的压力,压缩机34将氢气加压至40〜120MPa,为5〜20MPa。 版权所有(C)2006,JPO&NCIPI