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    • 4. 发明专利
    • Water quality analyzer
    • 水质分析仪
    • JP2008241623A
    • 2008-10-09
    • JP2007085600
    • 2007-03-28
    • Shimadzu Corp株式会社島津製作所
    • YAHATA MASAHITO
    • G01N31/10G01N31/00G01N33/18
    • PROBLEM TO BE SOLVED: To select a structure of a vaporization part capable of preventing fluctuation of a conversion efficiency caused by a composition of the structure, addition of an acid or the like.
      SOLUTION: This water quality analyzer includes an oxidation reaction part 8 holding an oxidizing catalyst, heated by a heating part, and vaporizing and oxidizing a component in collected sample water sent by carrier gas, and an analysis part for detecting an oxide of the sample component sent by the carrier gas from the oxidation reaction part 8. The oxidation reaction part 8 includes the vaporization part 21 to which the sample water is supplied from a sample introduction part 8a, for vaporizing the water; and a catalyst holding part 22 arranged under the vaporization part 21, for oxidizing the component in the vaporized sample. A heat-resistant fibrous material 25 is filled inside the vaporization part 21, and the heat-resistant fibrous material 25 includes a composition including at least an alkaline earth metal oxide mainly composed of silica.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了选择能够防止由结构的组成引起的转换效率的波动的蒸发部分的结构,添加酸等。 解决方案:该水质分析仪包括:保持氧化催化剂的氧化反应部分8,由加热部分加热,并蒸发并氧化由载气送出的收集的样品水中的组分,以及用于检测载气的氧化物的分析部分 来自氧化反应部8的由载气发送的样品成分。氧化反应部8包括从样品导入部8a供给样品水以蒸发水的蒸发部21, 以及设置在汽化部21的下方的催化剂保持部22,用于氧化蒸发的样品中的成分。 耐热纤维材料25填充在蒸发部21内部,耐热纤维材料25包括至少包含主要由二氧化硅构成的碱土金属氧化物的组合物。 版权所有(C)2009,JPO&INPIT
    • 5. 发明专利
    • Method and apparatus for measuring total phosphorus
    • 用于测量总磷的方法和装置
    • JP2003014724A
    • 2003-01-15
    • JP2001194643
    • 2001-06-27
    • Shimadzu Corp株式会社島津製作所
    • YAHATA MASAHITOOGISHI FUMIKAZU
    • G01N31/00C02F1/00G01N21/35G01N21/3577G01N21/359G01N21/78
    • PROBLEM TO BE SOLVED: To provide a method and an apparatus for measuring total phosphorus that eliminates the need for using oxidizer, and is advantageous for maintenance properties and stability. SOLUTION: A sulphuric acid solution in a tank 13 is added to gathered sample water in a tank 1 for filling in a reaction tube 17, heating is made by a heater 18 under normal pressure, at the same time, ultraviolet rays are being irradiated by a low-pressure mercury lamp 19 for specific time, and the sample water is allowed to breathe. The breathing sends air from a blower 8 to an exhaust vent 21 from a breather 20, and accelerates an ultraviolet-ray oxidation decomposition due to the low-pressure mercury lamp 19 for allowing a phosphorus compound containing condensation phosphoric acid in the sample water to be subjected to oxidation decomposition to ortho phosphoric acid. Then, the sample water being decomposed to the ortho phosphoric acid is colored by a molybdenum color developing method, and total phosphorus is measured by a light absorbance measurement method at a light absorbance measurement section 22, thus eliminating the need for oxidizer.
    • 要解决的问题:提供一种测量总磷的方法和装置,其消除了使用氧化剂的需要,并且有利于维护性能和稳定性。 解决方案:将罐13中的硫酸溶液加入到容器1中的收集的样品水中,用于填充反应管17,在常压下通过加热器18进行加热,同时用紫外线照射紫外线 特定时间的低压汞灯19,并允许样品水呼吸。 呼吸从呼吸器20将空气从鼓风机8送到排气口21,并且由于低压汞灯19的加速使得在样品水中含有缩合磷酸的磷化合物的紫外线氧化分解为 经过氧化分解成邻磷酸。 然后,分解为邻磷酸的样品水通过钼显色法着色,并且通过光吸收测量部分22的光吸收测量方法测量总磷,因此不需要氧化剂。
    • 7. 发明专利
    • Air purifier and total organic carbon measuring device using the same
    • 空气净化器和总有机碳测量装置使用它
    • JP2011220915A
    • 2011-11-04
    • JP2010092004
    • 2010-04-13
    • Shimadzu Corp株式会社島津製作所
    • YAHATA MASAHITOIHARADA KENJIFUJII KATSUTOSHI
    • G01N31/00
    • PROBLEM TO BE SOLVED: To provide an air purifier and TOC measuring device that require a small installation area and lower maintenance cost.SOLUTION: An air purifier 1 comprises a pump 14 which supplies air to an air refining unit 2, a filter 16 located at an outlet of the air refining units 2, and pipes 12a and 12b which connect them. The air refining units 2 is provided with an active carbon tube 4 filled with a granular activated carbon 8 in a glass tube, and a soda lime pipe 6 filled up with a granular soda lime 10 in a glass tube. In the preferred embodiment, three of the active carbon tubes 4 and three of the soda lime tubes 6 are connected alternately in series with a tube 13 so that one of the active carbon tubes 4 is provided on the most upstream and one of the soda lime tubes 6 is provided on the most downstream.
    • 要解决的问题:提供需要小的安装面积和较低维护成本的空气净化器和TOC测量装置。 解决方案:空气净化器1包括向空气精炼单元2供应空气的泵14,位于空气精炼单元2的出口处的过滤器16以及连接它们的管道12a和12b。 空气精炼单元2在玻璃管中设置填充有粒状活性炭8的活性炭管4和填充有玻璃管中的钠钙石灰10的钠钙石灰管6。 在优选实施例中,三个活性碳管4和三个钠钙管6交替地与管13连接,使得活性碳管4中的一个设置在最上游,并且一个钠钙石灰 管6设置在最下游。 版权所有(C)2012,JPO&INPIT
    • 8. 发明专利
    • Total phosphorus measuring instrument
    • 总磷测量仪器
    • JP2005345316A
    • 2005-12-15
    • JP2004166482
    • 2004-06-04
    • Shimadzu Corp株式会社島津製作所
    • YAHATA MASAHITO
    • G01N31/00C02F1/00G01N21/78G01N33/18
    • PROBLEM TO BE SOLVED: To reduce the effect exerted on measurement by a suspended substance formed by the oxidative decomposition of sample water.
      SOLUTION: Since sample water becomes a bubbling state by the supply of air due to an air supply mechanism 14 in an oxidation reaction process, the formed suspended substance is dispensed in the sample water. A sedimentation process for standing by until the suspended substance is sedimented on the bottom part of the sample water after the completion of the sedimentation process is provided and the irradiation with ultraviolet rays is also stopped during the sedimentation process. Thereafter, the supernatant liquid of the oxidation reaction solution of a reaction container is sampled and a reagent is added to the supernatant liquid to measure the absorbancy in a measuring part 16.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:减少通过样品水的氧化分解形成的悬浮物质对测量的影响。 解决方案:由于通过在氧化反应过程中由于空气供给机构14供给空气而使样品水成为起泡状态,所形成的悬浮物质被分配在样品水中。 提供沉淀工艺,直到沉淀过程完成后悬浮物质沉淀在样品水底部,并在沉淀过程中也停止紫外线照射。 然后,对反应容器的氧化反应液的上清液进行取样,向上清液中添加试剂,测定测定部16的吸光度。(C)2006,JPO&NCIPI
    • 9. 发明专利
    • Automatic water quality measuring instrument
    • 自动水质测量仪器
    • JP2005345315A
    • 2005-12-15
    • JP2004166476
    • 2004-06-04
    • Shimadzu Corp株式会社島津製作所
    • YAHATA MASAHITO
    • G01N1/00C02F1/00G01N35/10
    • PROBLEM TO BE SOLVED: To automatically wash off the contaminants bonded and accumulated inside a water sampling part at the time of a supply of a water sample. SOLUTION: After water sampling/measuring operation is completed, a reagent such as hydrochloric acid or the like capable of washing a sample supply tube 12 is allowed to flow through the sample supply tube 12 for connecting the water sampling part 1 and a TOC measuring part from the side of the TOC measuring part to wash the contaminants bonded and accumulated inside the tube. By automatically controlling this operation and using the same washing reagent as one used in analysis, the more efficient automatic water quality measuring instrument can be provided. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:在供水时自动清除在取水部分内粘结和积聚的污染物。 解决方案:在取水/测量操作完成后,允许能够洗涤样品供应管12的试剂如盐酸等流过样品供应管12,用于连接取水部分1和 TOC测量部分,从TOC测量部分的侧面清洗污染物,粘合并积聚在管内。 通过自动控制该操作并使用与分析中使用的相同的洗涤剂,可以提供更有效的自动水质量测量仪器。 版权所有(C)2006,JPO&NCIPI