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1. 发明专利

JP2013036745A Spent fuel reprocessing apparatus and reprocessing method 审中-公开
标题翻译：空气燃料代用设备和替代方法
公开(公告)号：JP2013036745A
公开(公告)日：2013-02-21
申请号：JP2011170284
申请日：2011-08-03
申请人： Toshiba Corp , 株式会社東芝
发明人： MAKINO SHINICHI , OMURA TSUNEO , MIZUGUCHI KOJI , OMORI TAKASHI , MAZAKI SHINGO
IPC分类号： G21C19/46
CPC分类号： Y02W30/883
摘要： PROBLEM TO BE SOLVED: To dispense with a maintenance of a spent fuel reprocessing apparatus by dispensing with a pipe transfer of solid contents in the reprocessing of spent fuel and preventing clogging of supernatant transfer means.SOLUTION: The spent fuel reprocessing apparatus includes: a reaction container 12 to which spent fuel solution 11 is guided when reprocessing the spent fuel; a motor 21 for rotating the reaction container; oxalic acid input means 19 for adding oxalic acid to the interior of the reaction container 12; and supernatent transfer means 15 for extracting supernatent from a supernatent extraction port 15a opened into the reaction container 12 and transferring it with a pipe. When the oxalic acid is added to the spent fuel solution 11 and the reaction container 12 is rotated, the spent fuel solution 11 is separated, by a centrifugal force of the rotation, into an oxalic acid compound 16 as a solid content and the supernatent 14, and the separated supernatent 14 is recovered by the supernatent transfer means 15.
摘要翻译：要解决的问题：通过在废燃料的后处理中分配固体内容物的管道传输并防止上清液转移装置的堵塞来省略维持乏燃料再处理装置。解决方案：废燃料再处理装置包括：反应容器12，废燃料溶液11在对废燃料进行后处理时被引导; 用于使反应容器旋转的马达21; 草酸输入装置19，用于向反应容器12的内部加入草酸; 以及用于从打开到反应容器12中的上层提取口15a中提取上清液并用管传送的上清液转移装置15。当将草酸加入到废燃料溶液11中并且反应容器12旋转时，通过旋转的离心力将废燃料溶液11分离成作为固体成分的草酸化合物16，并且将上清液14 ，分离的上清液14由上清液转移装置15回收。版权所有（C）2013，JPO＆INPIT

2. 发明专利

JP2012013638A Recovery method and recovery device of rare metal from high-level radioactive waste liquid 有权
标题翻译：从高放射性废物液体中回收稀土金属的方法和恢复装置
公开(公告)号：JP2012013638A
公开(公告)日：2012-01-19
申请号：JP2010152787
申请日：2010-07-05
申请人： Toshiba Corp , 株式会社東芝
发明人： KANEMURA SHOHEI , MIZUGUCHI KOJI , NAKAMURA HITOSHI , FUSE YUKIMOTO , FUJITA REIKO , OMORI TAKASHI , UTSUNOMIYA KAZUHIRO
IPC分类号： G21F9/06 , G21C19/46
CPC分类号： Y02W30/883
摘要： PROBLEM TO BE SOLVED: To provide new and easy method and device for recovering a rare metal from a high-level radioactive waste liquid.SOLUTION: A high-level radioactive waste liquid containing a rare metal ion and/or a rare metal oxide ion is introduced in a first tank in which an anode electrode and a cathode electrode are oppositely arranged. By applying a voltage between the anode electrode and the cathode electrode, the rare metal ion and/or the rare metal oxide ion are/is deposited on the cathode electrode as a rare metal and/or a rare metal oxide. After that, the rare metal and/or the rare metal oxide deposited on the cathode electrode are/is recovered by using a scraper.
摘要翻译：要解决的问题：提供用于从高放射性废液回收稀有金属的新的和简便的方法和装置。解决方案：将含有稀有金属离子和/或稀有金属氧化物离子的高放射性废液引入其中阳极电极和阴极电极相对布置的第一罐中。通过在阳极电极和阴极电极之间施加电压，稀有金属离子和/或稀有金属氧化物离子作为稀有金属和/或稀有金属氧化物沉积在阴极上。之后，通过使用刮刀回收沉积在阴极上的稀有金属和/或稀有金属氧化物。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2005315790A Reprocessing method for spent oxide fuel 有权
标题翻译：空气氧化物燃料的替代方法
公开(公告)号：JP2005315790A
公开(公告)日：2005-11-10
申请号：JP2004135966
申请日：2004-04-30
申请人： Toshiba Corp , 株式会社東芝
发明人： MIZUGUCHI KOJI , NAKAMURA HITOSHI , ONO KIYOSHI , OMORI TAKASHI , FUJITA REIKO
IPC分类号： G21C19/44 , G21C19/34
CPC分类号： Y02W30/881 , Y02W30/882
摘要： PROBLEM TO BE SOLVED: To provide a reprocessing method for spent oxide fuel which is capable of preventing fuel clad from mixing in spent fuel during clad removal process of reprocessing by molten salt electrolysis of spent oxide fuel. SOLUTION: The method comprises a process S101 for processing fuel rods containing spent oxide fuel with carbo-chlorination by using carbon and chloride, a throw-in process S102 for throwing chloride of the converted spent oxide fuel into molten salt and melting, a noble metal electrolysis removal process S103 for electrolyzing noble metals contained in the spent fuel by using a solid cathode dipped in molten salt and precipitating and recovering on the surface of the solid cathode, a uranium electrolysis recovery process S104 for precipitating and recovering a part of uranium oxide contained in the spent oxide fuel on the surface of the solid cathode, and a MOX electrolysis recovery process S105 for electrolyzing uranium oxide and plutonium oxide by bubbling mixture gas and using the solid cathode dipped in the molten salt and precipitating and recovering them. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种废氧化物燃料的再处理方法，其能够防止在废氧化物燃料的熔融盐电解的再加工包层去除过程中在乏燃料中混合的燃料。解决方案：该方法包括用于通过使用碳和氯处理含有带有碳氯化的废氧化物燃料的燃料棒的处理S101，用于将转化的废氧化物燃料的氯化物投入熔盐并熔化的投入工艺S102，贵金属电解除去工序S103，用于通过使用浸在熔融盐中的固体阴极电解含有废金属的贵金属，并在固体阴极的表面析出和回收;铀电解回收工艺S104，用于沉淀和回收部分包含在固体阴极表面上的废氧化物燃料中的氧化铀，以及MOX电解回收法S105，用于通过鼓泡混合气体电解氧化铀和钚氧化物，并使用浸入熔融盐中的固体阴极进行沉淀和回收。版权所有（C）2006，JPO＆NCIPI

4. 发明专利

JP2004109008A Method for reprocessing coated particle fuel 有权
公开(公告)号：JP2004109008A
公开(公告)日：2004-04-08
申请号：JP2002273653
申请日：2002-09-19
申请人： Toshiba Corp , 株式会社東芝
发明人： ARIE KAZUO , MIZUGUCHI KOJI , FUJITA REIKO
IPC分类号： G21C19/44 , C25C3/34 , C25C7/06
CPC分类号： Y02W30/882
摘要： PROBLEM TO BE SOLVED: To provide a reprocessing method which makes it possible to easily remove a coated layer without carrying out many complicate processes in the recovery of nuclear fuel substances from a coated particle fuel. SOLUTION: This reprocessing method has a process 2 for crushing the coated particle fuel 1, a coated-layer-removal/uranium-recovery coincident electrolyzation process 3 in which the decomposition and removal of the coated layer, the dissolution of a fuel kernel and the precipitation and recovery of uranium dissolved in the molten salt are carried out at the same time through the molten salt electrolyzation of the crushed coated particle fuel at the anode and an actinide recovery electrolyzation process 4 for precipitating and recovering actinide elements remaining in the molten salt after the coated-layer-removal/uranium-recovery coincident eletrolyzation process 3 at the cathode through the molten salt electrolyzation. COPYRIGHT: (C)2004,JPO

5. 发明专利

JP2004069383A Method and apparatus for processing waste from nuclear fuel cycle facility 有权
公开(公告)号：JP2004069383A
公开(公告)日：2004-03-04
申请号：JP2002226403
申请日：2002-08-02
申请人： Japan Nuclear Cycle Development Inst States Of Projects , Toshiba Corp , 株式会社東芝 , 核燃料サイクル開発機構
发明人： AMAMOTO IPPEI , OBAYASHI HIROSHI , TAKANOBU OSAMU , UMETSU HIROSHI , MARUKI CHIHARU , NAKAMURA HITOSHI , MIZUGUCHI KOJI
IPC分类号： G21C19/44 , G21C19/46 , G21F9/06
CPC分类号： Y02W30/882 , Y02W30/883
摘要： PROBLEM TO BE SOLVED: To reduce an amount of a secondary waste generated in processing a waste such as uranium adsorbent, etc. generated from a nuclear fuel cycle facility, and to reduce an operation cost. SOLUTION: The method includes steps of reducing a radioactive material (UF 6 ) adhered to a used uranium adsorbent (NaF), electrolyzing a fused salt in which a chloride (NaCl) having a common cation is added to the reduced uranium adsorbent and depositing uranium metal on a cathode, distilling and separating a salt mixture obtained after the electrolysis, returning the separated chloride to the fused salt in the electrolysis process, removing the salt mixture adhered to the deposited uranium metal, and processing a volatile gas generated in the reduction and electrolysis processes. COPYRIGHT: (C)2004,JPO

6. 发明专利

JP2015024347A 廃磁石に含まれる有価金属の回収方法およびその回収装置审中-公开
标题翻译：废铁中含有有价金属的回收方法及其回收装置
公开(公告)号：JP2015024347A
公开(公告)日：2015-02-05
申请号：JP2013153260
申请日：2013-07-24
申请人：株式会社東芝 , Toshiba Corp
发明人： KANEMURA SHOHEI , MIZUGUCHI KOJI , NAKAMURA HITOSHI , TAKAHASHI YUYA
IPC分类号： B09B3/00 , B09B5/00 , C22B1/00 , C22B7/00 , C22B59/00 , C25C3/36
CPC分类号： Y02P10/214 , Y02W30/82
摘要：【課題】回収工程全体で消費されるエネルギーを減少させることが可能な、廃磁石に含まれる有価金属の回収方法および回収装置を提供する。さらに、脱磁専用の加熱炉を不要または簡易なものとすることが可能な、廃磁石に含まれる有価金属の回収方法および回収装置を提供する。【解決手段】実施形態にかかる廃磁石に含まれる有価金属の回収方法は、有価金属を含有するとともに磁力によって廃材部品に吸着している廃磁石を、廃材部品ごと加熱して脱磁をする熱脱磁工程と(ステップS11)、脱磁がされて廃材部品から取外され溶融塩に浸漬される廃磁石を保持する保持工程と(ステップS12)、溶融塩に浸漬された廃磁石から有価金属を抽出する抽出工程と(ステップS13)、溶融塩の廃熱を廃磁石の脱磁に利用する熱利用工程と(ステップS15)、を含む。【選択図】図1
摘要翻译：要解决的问题：为了提供废铁中包含的有价值金属的回收方法及其回收装置，其能够减少在整体回收过程中消耗的能量，并提供废铁中包含的有价金属的回收方法，以及能够分配专用于退磁的加热炉或使用简化的加热炉的回收装置。解决方案：废铁中包含的有价值金属的回收方法包括：用于使废物消磁的热退磁步骤（步骤S11）磁铁，其含有有价值的金属，并且通过加热整个废物组分通过磁力吸附到废组分上; 保持步骤（步骤S12），用于保持已经消磁的废磁体，从废弃部件中取出并浸没在熔融盐中; 提取步骤（步骤S13），用于从浸在熔融盐中的废弃磁体中提取有价值的金属; 以及利用熔融盐的废热对废弃磁铁进行退磁的热利用工序（步骤S15）。

7. 发明专利

JP2014019898A Method for recovering rhenium 有权
标题翻译：回收铑的方法
公开(公告)号：JP2014019898A
公开(公告)日：2014-02-03
申请号：JP2012159070
申请日：2012-07-17
申请人： Toshiba Corp , 株式会社東芝
发明人： KANEMURA SHOHEI , MIZUGUCHI KOJI , TAKAHASHI YUYA , YAMASHITA TAKEO , YAITA YUMI , OSATO TETSUO , OMORI TAKASHI , YAZAWA TAKASHI , FUJITA REIKO
IPC分类号： C22B61/00 , C22B3/04 , C22B3/44 , C25B1/00
CPC分类号： Y02P10/234
摘要： PROBLEM TO BE SOLVED: To provide a method for recovering rhenium not using an ion exchange resin or a solvent extraction method.SOLUTION: The method for recovering rhenium comprises: a step (S11) of adding bivalent iron ions (Fe)to a rhenium-containing liquid 1a; a step (S12) of adding a Ph regulator 3 to precipitate rhenium; a step (S13) of recovering precipitates 5 from a mother liquid 4 by solid-liquid separation; and a step of adding acid to the precipitates 5 to dissolve rhenium (S14) and producing a rhenium-concentrated liquid 6.
摘要翻译：要解决的问题：提供不使用离子交换树脂的铼的回收方法或溶剂萃取方法。解决方案：回收铼的方法包括：将二价铁离子（Fe）添加到铼 - 容纳液体1a; 添加Ph调节剂3以沉淀铼的步骤（S12）; 通过固液分离从母液4回收沉淀物5的步骤（S13）; 以及向沉淀物5中加入酸以溶解铼的步骤（S14）并产生铼浓缩液体6。

8. 发明专利

JP2014001936A Method of recovering nuclear fuel material 有权
标题翻译：回收核燃料材料的方法
公开(公告)号：JP2014001936A
公开(公告)日：2014-01-09
申请号：JP2012135348
申请日：2012-06-15
申请人： Toshiba Corp , 株式会社東芝
发明人： TAKAHASHI YUYA , MIZUGUCHI KOJI , FUJITA REIKO , NAKAMURA HITOSHI , KANEMURA SHOHEI , KISHIMOTO NAOKI , MATSUBAYASHI YOSHIKAZU , OMORI TAKASHI
IPC分类号： G21C19/44
CPC分类号： C25C7/005 , C25C3/34 , G21C19/46 , Y02W30/883
摘要： PROBLEM TO BE SOLVED: To recover thorium metal by reducing thorium oxides.SOLUTION: A method for recovering a nuclear fuel material, which recovers a nuclear fuel material including a thorium metal, includes a first electrolytic reduction step S01 of electrolytically reducing thorium oxides in a first molten salt of an alkaline earth metal halide, a first reduced product cleaning step S02 of cleaning reduced products obtained in the step S01, and first and second separation steps S15 and S16 of separating the reduced products after the step S02. The first molten salt includes an alkali metal halide also and includes at least one of a calcium chloride, a magnesium chloride, a calcium fluoride, and a magnesium chloride. A second electrolytic reduction step S03 of electrolytically reducing uranium oxides, plutonium oxides, and minor actinoid oxides in a second molten salt of an alkali metal halide may be provided before the first electrolytic reduction step S01.
摘要翻译：要解决的问题：通过还原氧化钍来回收钍金属。解决方案：回收包含钍金属的核燃料材料的回收核燃料材料的方法包括：电解还原钍氧化物的第一电解还原步骤S01 碱土金属卤化物的第一熔融盐，在步骤S01中获得的清洁还原产物的第一还原产物清洗步骤SO02，以及在步骤S02之后分离还原产物的第一和第二分离步骤S15和S16。第一熔盐还包括碱金属卤化物，并且包括氯化钙，氯化镁，氟化钙和氯化镁中的至少一种。在第一电解还原步骤S01之前，可以提供碱金属卤化物的第二熔融盐中的电解还原铀氧化物，钚氧化物和次要锕系氧化物的第二电解还原步骤SO3。

9. 发明专利

JP2013122392A Uranium collection method 有权
标题翻译：铀收集方法
公开(公告)号：JP2013122392A
公开(公告)日：2013-06-20
申请号：JP2011270312
申请日：2011-12-09
申请人： Toshiba Corp , 株式会社東芝
发明人： TAKAHASHI YUYA , MIZUGUCHI KOJI , OMURA TSUNEO , KANEMURA SHOHEI , OMORI TAKASHI , NAKAMURA HITOSHI
IPC分类号： G21C19/46
CPC分类号： Y02W30/883
摘要： PROBLEM TO BE SOLVED: To provide a uranium collection method for achieving the improvement of a collection rate.SOLUTION: The uranium collection method includes a dissolution process for dissolving used fuel in a nitric acid to be a water solution (S12), an electrolytic reduction valence adjustment process for performing electrolytic reduction of the water solution to reduce a uranium valence (S14), a separation process for mixing an organic extraction solvent with the electrolytically reduced water solution to separate an organic layer and a water layer (S15), an oxidation inhibitor input process for inputting an oxidation inhibitor in the separated water layer to inhibit an increase in the uranium valence (S21), and an oxalic acid precipitation process for inputting oxalic acid in the water later inputted with the oxidation inhibitor to precipitate uranium (S23).
摘要翻译：要解决的问题：提供一种用于实现提高收集率的铀收集方法。解决方案：铀收集方法包括将用过的燃料溶解在硝酸中作为水溶液的溶解过程（S12），用于进行水溶液的电解还原以降低铀价的电解还原价调节方法（ S14），用于将有机萃取溶剂与电解还原水溶液混合以分离有机层和水层的分离过程（S15），用于在分离的水层中输入氧化抑制剂以抑制增加的氧化抑制剂输入过程在铀价（S21）中，以及用于在稍后输入氧化抑制剂的水中输入草酸以沉淀铀的草酸沉淀方法（S23）。版权所有（C）2013，JPO＆INPIT

10. 发明专利

JP2013028822A Apparatus and method for electrolyzing alkaline water 审中-公开
标题翻译：电解碱性水的装置和方法
公开(公告)号：JP2013028822A
公开(公告)日：2013-02-07
申请号：JP2011163489
申请日：2011-07-26
申请人： Toshiba Corp , 株式会社東芝
发明人： YAGYU MOTOSHIGE , YAMADA KAZUYA , OKABE HIROSHI , OSATO TETSUO , MIZUGUCHI KOJI
IPC分类号： C25B9/00 , C25B1/04
CPC分类号： Y02E60/366 , Y02E70/10 , Y02P20/133
摘要： PROBLEM TO BE SOLVED: To provide an alkaline water electrolytic apparatus that is facilitated in removing bubbles from an electrolytic solution, and to provide an alkaline water electrolytic method.SOLUTION: The alkaline water electrolytic apparatus includes: an anode chamber 20 in which an anode 25 is disposed; a cathode chamber 30 in which a cathode 35 is disposed; a diaphragm 40 for partitioning between the anode chamber 20 and the cathode chamber 30; and an electrolytic bath 10 for electrolyzing the electrolytic solution 80 to produce hydrogen 78. The electrolytic bath 10 is configured such that the electrolytic solution 80 is introduced from a bottom introduction part 26 of the anode chamber 20 and flows upward through the anode chamber 20 toward a top discharging part 28, and the electrolytic solution 80 is introduced from a bottom introduction part 36 of the cathode chamber 30 and flows upward through the cathode chamber 30 toward a top discharging part 38. The electrolytic solution 80 has a pH of 14 or more measured at 27°C, an electrical conductivity of 0.25 S/cm or more measured at 27°C and a density of 1.25 kg/mor more.
摘要翻译：要解决的问题：提供一种便于从电解液中除去气泡的碱性水电解装置，并提供碱性水电解方法。解决方案：碱性水电解装置包括：设置有阳极25的阳极室20; 设置阴极35的阴极室30; 用于在阳极室20和阴极室30之间分隔的隔膜40; 以及用于电解电解液80以产生氢气的电解浴10.电解槽10被构造成使得电解溶液80从阳极室20的底部引入部分26引入，并且通过阳极室20向上流动顶部排出部分28，并且电解液80从阴极室30的底部引入部分36引入，并通过阴极室30朝向顶部排出部分38向上流动。电解溶液80具有14或更大的pH 在27℃下测定的电导率为0.25S / cm以上，密度为1.25kg / m 2以上。版权所有（C）2013，JPO＆INPIT

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