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    • 1. 发明专利
    • Water treatment method and apparatus
    • 水处理方法和装置
    • JP2014161826A
    • 2014-09-08
    • JP2013036833
    • 2013-02-27
    • Jfe Engineering CorpJfeエンジニアリング株式会社
    • FUJIWARA SHIGEKIWATANABE ERIFUCHIGAMI KOJIKUNUGI AKIRA
    • C02F1/44B01D61/04
    • Y02A20/131
    • PROBLEM TO BE SOLVED: To provide means capable of producing fresh water at a low cost by desalting salt water having a high salt concentration with small energy.SOLUTION: A water treatment method and apparatus includes: a salt precipitation step of adding a poor solvent to an aqueous solution containing salts to precipitate the salts dissolved in the aqueous solution; a solid-liquid separation step of solid-liquid separating the aqueous solution containing the precipitated salts obtained in the salt precipitation step to recover salt concentrated slurry and low salt concentration separated water; a solvent recovery step of recovering the poor solvent from the low salt concentration separated water; and a reverse osmosis membrane treatment step of performing reverse osmosis membrane treatment of the low salt concentration separated water after the solvent recovery to produce fresh water and membrane-separated water.
    • 要解决的问题:提供能够以低成本通过以较低的能量对具有高盐浓度的盐水进行脱盐来生产淡水的装置。解决方案:一种水处理方法和装置,包括:将不良溶剂添加到 含有盐的水溶液,以沉淀溶于水溶液中的盐; 固液分离步骤,将在盐沉淀步骤中得到的含有沉淀盐的水溶液分离,以回收盐浓浆液和低盐浓度分离水; 从低盐浓度分离的水中回收不良溶剂的溶剂回收步骤; 以及反渗透膜处理步骤,在溶剂回收后对低盐浓度分离的水进行反渗透膜处理,以产生淡水和膜分离的水。
    • 2. 发明专利
    • Method of recovering metal
    • 回收金属的方法
    • JP2011127156A
    • 2011-06-30
    • JP2009284817
    • 2009-12-16
    • Jfe Engineering CorpJfeエンジニアリング株式会社Osaka Prefecture Univ公立大学法人大阪府立大学
    • FUJIWARA SHIGEKIKONISHI YASUHIROSAITO NORIZOOGI TAKASHI
    • C22B3/18B01D15/00B09B3/00C22B3/24C22B7/00C22B7/02C22B19/20C22B23/00C22B47/00H01M6/52H01M10/54
    • Y02P10/216Y02P10/234Y02P10/238Y02W30/84
    • PROBLEM TO BE SOLVED: To provide a method of recovering a metal with excellent economic efficiency. SOLUTION: The metal is recovered through the following processes: (1) a leaching process of reducing trivalent iron ion to divalent iron ion by iron reduction bacteria and forming leaching slurry being the mixture of a material to be treated and leachate, which contains a target metal and iron ion; (2) a solid/liquid separation process of solid/liquid separating the leaching slurry into an target metal-containing leaching liquid and residue; (3) an adsorption separation process of adsorbing the target metal in the target metal-containing leaching liquid to an adsorbent and obtaining an iron ion-containing leaching liquid; (4) an eluting process of passing an eluent through the adsorbent on which the target metal is adsorbed to obtain a target metal concentrated solution containing the target metal; (5) a metal recovering process of recovering the target metal from the target metal concentrated solution; and (6) a leaching liquid recycling process of recycling the iron ion-containing leaching liquid obtained in the adsorption separation process as a part of the leaching liquid in the leaching process. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种经济效益优良的金属回收方法。 解决方案:通过以下方法回收金属:(1)通过铁还原细菌将三价铁离子还原成二价铁离子并形成浸出浆料作为待处理和渗滤液的混合物的浸出方法,其中 含有目标金属和铁离子; (2)固体/液体分离方法,将浸出浆液分离成含靶金属的浸出液和残渣; (3)吸附分离方法,将目标金属浸出液中的目标金属吸附到吸附剂上,得到含铁离子的浸出液; (4)使洗脱液通过吸附有目标金属的吸附剂的洗脱法,得到含有目标金属的目标金属浓缩溶液; (5)从目标金属浓缩液中回收目标金属的金属回收方法; 和(6)在浸出过程中将在吸附分离过程中获得的含铁离子的浸出液作为浸出液的一部分再循环的浸出液再循环方法。 版权所有(C)2011,JPO&INPIT
    • 3. 发明专利
    • Ballast water treatment apparatus
    • 压载水处理设备
    • JP2011098269A
    • 2011-05-19
    • JP2009253619
    • 2009-11-05
    • Jfe Engineering CorpJfeエンジニアリング株式会社
    • FUJIWARA SHIGEKIFUCHIGAMI KOJITSUJI TAKESHIOKAMOTO YUKIHIKONAGAFUJI MASANORI
    • C02F1/50B63B13/00C02F1/70C02F1/76
    • PROBLEM TO BE SOLVED: To provide a ballast water treatment apparatus supplying sulfite to sea water when discharging sea water supplied with hypochlorite and stored in a ballast tank, while preventing formation of precipitate at a sulfite inlet port and keeping an appropriate injection amount of sulfite. SOLUTION: The ballast water treatment apparatus 1 includes a hypochlorite supply device 5 supplying the hypochlorite to the sea water injected into the ballast tank 7 of a ship, and a sulfite supply device 9 supplying the sulfite to the sea water when discharging the sea water supplied with the hypochlorite and stored in the ballast tank. A hypochlorite injection part 12 injecting the hypochlorite to the sea water and a sulfite injection part 12 injecting the sulfite to the sea water are commonly used. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种压载水处理装置,当排出供给次氯酸盐并储存在压载舱中的海水时,向海水中提供亚硫酸盐,同时防止在亚硫酸盐入口处形成沉淀物并保持适当的注入量 的亚硫酸盐。 解决方案:压载水处理装置1包括将次氯酸盐供给到喷射到船舶的压载舱7中的海水的次氯酸盐供给装置5,以及在排放时将亚硫酸盐供给到海水中的亚硫酸盐供给装置9 海水与次氯酸盐一起供应并储存在压载舱中。 通常使用将次氯酸盐注入海水中的次氯酸盐注入部12和将亚硫酸盐注入海水的亚硫酸盐注入部12。 版权所有(C)2011,JPO&INPIT
    • 4. 发明专利
    • 半透膜による水処理方法
    • 使用半透膜的水处理方法
    • JP2015054293A
    • 2015-03-23
    • JP2013189283
    • 2013-09-12
    • Jfeエンジニアリング株式会社Jfe Engineering Corp
    • KUNUGI AKIRATSUJI TAKESHIFUCHIGAMI KOJIFUJIWARA SHIGEKIWATANABE ERI
    • C02F1/44B01D61/00B01D61/58C02F1/52
    • 【課題】温度感応性薬剤を誘引物質として用いた順浸透法による淡水の製造方法において、加温によって凝集した温度感応性薬剤を効率よく分離する。【解決手段】被処理水1と、温度感応性薬剤の水溶液に凝集用固体粒子を添加した誘引溶液4を半透膜3を介して接触させ、被処理水1中の水を半透膜3を通して誘引溶液4に移動させ、水で希釈された希釈誘引溶液5と膜濃縮水2を得る順浸透工程10と、希釈誘引溶液5を誘引溶液4の曇点以上まで加温する加温工程16,14と、加温工程で凝集した温度感応性薬剤を含む希釈誘引溶液5を、温度感応性薬剤の凝集液と凝集用固体粒子を含有する下層液7と水を主体とする上層液6とに相分離する工程と、分離された下層液7を誘引溶液の曇点以下の温度まで冷却した後、順浸透装置10へ循環し、誘引溶液4として再使用する冷却工程16と、分離された上層液6を膜処理し、膜ろ過水8を得る膜処理工程12を有する。【選択図】図1
    • 要解决的问题:通过使用基于使用温度敏感性化学品作为诱导物质的正向渗透法的淡水制造方法来有效地分离,作为加热结果絮凝的温度敏感化学品。解决方案:提供的方法包括 通过半透膜3与处理对象水1接触的正向渗透步骤10和通过将添加用于絮凝的固体颗粒添加到水性温度敏感性化学溶液中而获得的诱导溶液4,在处理对象内移动水 水1通过半透膜3进入诱导溶液4,得到用水稀释的稀释诱导溶液5和浓缩水2; 加热步骤16和14,最终在等于或高于诱导溶液4的浊点的温度下加热稀释的诱导溶液5; 将在加热步骤中絮凝的含温度敏感性的含化学物质的稀释诱导溶液5相分离成包括温度敏感化学品的絮凝液体和用于絮凝的固体颗粒的下层液体7的步骤,以及上层 液体6主要由水组成; 最终在等于或低于诱导溶液的浊点的温度下冷却分离的下层液体7的冷却步骤16,并且在循环到正向渗透步骤10之后,将其重新用作诱导溶液4 ; 以及对分离的上层液体6进行膜处理并获得膜过滤水体8的膜处理工序12。
    • 5. 发明专利
    • Hollow fiber membrane module
    • 中空纤维膜模块
    • JP2014184402A
    • 2014-10-02
    • JP2013061349
    • 2013-03-25
    • Jfe Engineering CorpJfeエンジニアリング株式会社
    • KUNUGI AKIRATSUJI TAKESHIFUCHIGAMI KOJIFUJIWARA SHIGEKIWATANABE ERI
    • B01D63/02B01D61/00C02F1/44
    • Y02A20/131
    • PROBLEM TO BE SOLVED: To provide a hollow fiber membrane module for reducing a pressure loss, even if a semipermeable membrane is used by a normal permeation method by using a high viscosity guiding solution.SOLUTION: The problem is solved by a normal permeation membrane treating hollow fiber membrane module for housing a plurality of hollow fiber membrane elements different in a hollow fiber membrane inner diameter in a hollow case, having a treatment water supply port and a discharge port of the guiding solution on one end of the hollow case and having a treatment water discharge port and a supply port of the guiding solution on the other end of the hollow case, that is, the normal permeation membrane treating hollow fiber membrane module for connecting the hollow case and the plurality of hollow fiber membrane elements so that the guiding solution flows on the inside of a hollow fiber membrane of the hollow fiber membrane elements different in the plurality of hollow fiber membrane inner diameters and treatment water flows on the outside of the hollow fiber membrane and connecting the plurality of hollow fiber membrane elements from the supply port side of the guiding solution in large order of the hollow fiber membrane inner diameters.
    • 要解决的问题:为了提供一种用于降低压力损失的中空纤维膜组件,即使通过使用高粘度导向溶液的正常渗透法使用半透膜也是如此。解决方案:问题是通过正常的渗透膜处理 中空纤维膜组件,用于容纳中空壳体中的中空纤维膜内径不同的多个中空纤维膜元件,在中空壳的一端具有处理供水口和引导溶液的排出口,并具有 处理水排出口和引导溶液的供给口在中空壳体的另一端,即用于连接中空壳体和多个中空纤维膜元件的正常渗透膜处理中空纤维膜组件,使得引导 溶液在多个中空纤维膜不同的中空纤维膜元件的中空纤维膜的内部流动 内径和处理水在中空纤维膜的外侧流动,并且以引导溶液的供给口侧大量中空纤维膜内径的顺序连接多个中空纤维膜元件。
    • 6. 发明专利
    • Apparatus and method for treating ballast water
    • 用于处理压载水的装置和方法
    • JP2013043107A
    • 2013-03-04
    • JP2011181094
    • 2011-08-23
    • Jfe Engineering CorpJfeエンジニアリング株式会社
    • FUJIWARA SHIGEKIHIRAYAMA ATSUSHIFUCHIGAMI KOJITSUJI TAKESHINAGAFUJI MASANORIOKAMOTO YUKIHIKO
    • C02F1/50C02F1/76
    • PROBLEM TO BE SOLVED: To provide an apparatus and a method for treating ballast water, by which a bactericide supply amount can be suppressed to a necessary minimum level corresponding to quality of withdrawn seawater.SOLUTION: A bactericide supply amount controller 6 is provided with: a UV absorption spectrometer 21 for measuring UV absorbancy of withdrawn seawater; a storage means 23 for storing a correspondence relationship between the UV absorbancy of seawater and bactericide concentration, necessary for killing treatment of living things in the seawater and for suppressing regrowth of the living things stored in a ballast tank; an operation means 24 for calculating the necessary supply amount of the bactericide, based on the correspondence relationship stored in the storage means 23 and the UV absorbancy measured by the UV absorption spectrometer 21; and a control means 25 for controlling a bactericide supply device 5 so as to supply a bactericide by the necessary supply amount of the bactericide calculated by the operation means 24.
    • 要解决的问题:提供一种处理压载水的装置和方法,通过该装置和方法,可以将杀菌剂供应量抑制到与撤回的海水的质量相应的必要的最低水平。 解决方案:杀菌剂供应量控制器6设置有:用于测量撤回的海水的UV吸收的UV吸收光谱仪21; 用于存储海水的紫外线吸收和杀菌剂浓度之间的对应关系的存储装置23,其用于杀死海水中的生物的处理以及抑制存储在压载舱中的生物的再生长所必需的; 基于存储装置23中存储的对应关系和由紫外线吸收光谱仪21测量的紫外线吸收量,计算杀菌剂所需的供给量的操作装置24; 以及控制装置25,用于控制杀菌剂供应装置5,以便通过由操作装置24计算的必要的杀菌剂供应量来供应杀菌剂。版权所有(C)2013,JPO&INPIT
    • 7. 发明专利
    • Method for treating carbon fine particle and method for producing carbon fuel
    • 用于处理碳微粒的方法和生产碳燃料的方法
    • JP2012091086A
    • 2012-05-17
    • JP2010238949
    • 2010-10-25
    • Jfe Engineering CorpJfeエンジニアリング株式会社
    • MIYOSHI FUMIHIROSATO TOSHIYAFUJIWARA SHIGEKI
    • B09B3/00B01J2/06C10L5/48
    • PROBLEM TO BE SOLVED: To provide a method for treating carbon fine particles, by which energy efficiency is good, lead can be effectively separated and lead content in carbon fuel can be reduced and to provide a method for producing the carbon fuel from the carbon fine particles, when the carbon fine particles contained in gas produced when performing reductive heat treatment of waste, are effectively used.SOLUTION: In the method for treating the carbon fine particles produced when performing reductive heat treatment of the waste, produced gas including the carbon fine particles is washed with a washing liquid to obtain carbon fine particle-containing washing water. Then the fine particle-containing washing water is subjected to solid-liquid separation or solid condensation separation to take out or extract solid or condensed liquid including the carbon fine particles. Oil is added to a dispersion liquid where the solid or the condensed liquid including the carbon fine particles is dispersed and then stirring is carried out. Thereby the carbon fine particles are granulated in the liquid to form a carbon granulated body and then the carbon granulated body is taken out.
    • 要解决的问题:为了提供一种处理碳微粒的方法,能量效率良好,可以有效地分离铅,并且可以降低碳的燃料中的铅含量,并且提供从碳 当在进行废物的还原热处理时产生的气体中所含的碳细颗粒被有效地使用时,碳细颗粒被有效地使用。 解决方案:在对废弃物进行还原热处理时所生产的碳微粒的处理方法中,用清洗液洗涤含有碳微粒的产生气体,得到含有碳微粒的洗涤水。 然后,将含细颗粒的洗涤水进行固液分离或固体冷凝分离,以取出或提取包含碳细颗粒的固体或冷凝液。 将油分散在其中分散有包含碳细颗粒的固体或冷凝液的分散液中,然后进行搅拌。 由此,将碳微粒在液体中造粒,形成碳粒状体,然后取出碳粒状体。 版权所有(C)2012,JPO&INPIT
    • 10. 发明专利
    • Medicine addition amount control method and medicine addition amount control device
    • 药物添加量控制方法和医药添加量控制装置
    • JP2014164517A
    • 2014-09-08
    • JP2013034923
    • 2013-02-25
    • Jfe Engineering CorpJfeエンジニアリング株式会社
    • WATANABE ERIFUJIWARA SHIGEKI
    • G05D21/00
    • PROBLEM TO BE SOLVED: To provide a medicine addition amount control method and a medicine addition amount control device capable of shortening time required for adjusting an amount of addition of medicine to a proper amount.SOLUTION: A medicine addition amount control method is for controlling an amount of addition of medicine to be added to liquid so that the residual concentration at a target spot becomes equal to or more than target concentration at an entrance of a reaction zone, and has: a residual concentration calculation step (S50) of calculating secular change of the residual concentration of the medicine at the target spot when the medicine is added with arbitrary concentration A in the case of assuming that the reaction zone is a perfect mixing type and no medicine is consumed; a residual concentration measurement step (S30) of measuring the secular change of the residual concentration of the medicine at the target spot when the medicine is actually added with the concentration A; and a medicine addition amount determination step (S60) of determining the amount of addition of the medicine based on a residual concentration calculation value in the residual concentration calculation step at a point of time when the residual concentration of the medicine measured in the residual concentration measurement step reaches or is presumed to reach the target concentration.
    • 要解决的问题:提供一种药剂添加量控制方法和药物添加量控制装置,其能够缩短将药物添加量调节所需的时间到适当的量。解决方案:一种药物添加量控制方法,用于控制 添加到液体中的药物添加量使得目标点的残留浓度变为等于或大于反应区域入口处的目标浓度,并且具有:计算长期变化的残留浓度计算步骤(S50) 在假定反应区域为完全混合型并且没有药物消耗的情况下,当药物以任意浓度A添加时,药物在靶点的残留浓度; 残留浓度测定步骤(S30),测定药物实际添加浓度为A时的药物在靶点的残留浓度的长期变化; 以及药物添加量确定步骤(S60),其在残留浓度计算步骤中的残留浓度计算值根据在残留浓度测量中测量的药物的残留浓度的时间点确定药物的添加量 步骤达到或被推定达到目标浓度。