JP7018027B2 - 核燃料の溶解方法 - Google Patents
核燃料の溶解方法 Download PDFInfo
- Publication number
- JP7018027B2 JP7018027B2 JP2018566968A JP2018566968A JP7018027B2 JP 7018027 B2 JP7018027 B2 JP 7018027B2 JP 2018566968 A JP2018566968 A JP 2018566968A JP 2018566968 A JP2018566968 A JP 2018566968A JP 7018027 B2 JP7018027 B2 JP 7018027B2
- Authority
- JP
- Japan
- Prior art keywords
- nuclear fuel
- nitric acid
- process according
- acid solution
- plutonium
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000003758 nuclear fuel Substances 0.000 title claims description 90
- 238000000034 method Methods 0.000 title claims description 86
- 238000002844 melting Methods 0.000 title description 13
- 230000008018 melting Effects 0.000 title description 13
- 230000008569 process Effects 0.000 claims description 83
- 238000004090 dissolution Methods 0.000 claims description 77
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 66
- 229910017604 nitric acid Inorganic materials 0.000 claims description 66
- 229910052778 Plutonium Inorganic materials 0.000 claims description 48
- OYEHPCDNVJXUIW-UHFFFAOYSA-N plutonium atom Chemical compound [Pu] OYEHPCDNVJXUIW-UHFFFAOYSA-N 0.000 claims description 46
- 239000000446 fuel Substances 0.000 claims description 42
- 229910052770 Uranium Inorganic materials 0.000 claims description 33
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 claims description 31
- 238000010309 melting process Methods 0.000 claims description 23
- 238000000227 grinding Methods 0.000 claims description 20
- 238000007654 immersion Methods 0.000 claims description 19
- 239000010419 fine particle Substances 0.000 claims description 16
- 239000011324 bead Substances 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 229910052695 Americium Inorganic materials 0.000 claims description 9
- LXQXZNRPTYVCNG-UHFFFAOYSA-N americium atom Chemical compound [Am] LXQXZNRPTYVCNG-UHFFFAOYSA-N 0.000 claims description 9
- 239000002699 waste material Substances 0.000 claims description 9
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 8
- SHZGCJCMOBCMKK-KGJVWPDLSA-N beta-L-fucose Chemical compound C[C@@H]1O[C@H](O)[C@@H](O)[C@H](O)[C@@H]1O SHZGCJCMOBCMKK-KGJVWPDLSA-N 0.000 claims description 8
- 229910052685 Curium Inorganic materials 0.000 claims description 7
- 229910052781 Neptunium Inorganic materials 0.000 claims description 7
- LFNLGNPSGWYGGD-UHFFFAOYSA-N neptunium atom Chemical compound [Np] LFNLGNPSGWYGGD-UHFFFAOYSA-N 0.000 claims description 7
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 claims description 6
- 229910052776 Thorium Inorganic materials 0.000 claims description 6
- 239000002574 poison Substances 0.000 claims description 5
- 231100000614 poison Toxicity 0.000 claims description 5
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 4
- 229910052688 Gadolinium Inorganic materials 0.000 claims description 2
- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 claims description 2
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 22
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 22
- 239000002245 particle Substances 0.000 description 13
- 239000000203 mixture Substances 0.000 description 12
- 150000001875 compounds Chemical class 0.000 description 11
- 229910052768 actinide Inorganic materials 0.000 description 10
- 150000001255 actinides Chemical class 0.000 description 10
- 239000000047 product Substances 0.000 description 10
- 239000000126 substance Substances 0.000 description 10
- 230000004992 fission Effects 0.000 description 9
- 229910002651 NO3 Inorganic materials 0.000 description 8
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 8
- 239000000843 powder Substances 0.000 description 8
- 238000007598 dipping method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000008188 pellet Substances 0.000 description 6
- 229910052684 Cerium Inorganic materials 0.000 description 5
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 5
- 238000005070 sampling Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 239000000470 constituent Substances 0.000 description 4
- 230000009089 cytolysis Effects 0.000 description 4
- 238000010298 pulverizing process Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- WZECUPJJEIXUKY-UHFFFAOYSA-N [O-2].[O-2].[O-2].[U+6] Chemical compound [O-2].[O-2].[O-2].[U+6] WZECUPJJEIXUKY-UHFFFAOYSA-N 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 229910000439 uranium oxide Inorganic materials 0.000 description 3
- 238000013019 agitation Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000011859 microparticle Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- FCTBKIHDJGHPPO-UHFFFAOYSA-N uranium dioxide Inorganic materials O=[U]=O FCTBKIHDJGHPPO-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- -1 10M nitrates Chemical class 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 150000001224 Uranium Chemical class 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 238000001636 atomic emission spectroscopy Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009616 inductively coupled plasma Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000002934 lysing effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010299 mechanically pulverizing process Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 239000011824 nuclear material Substances 0.000 description 1
- 238000010979 pH adjustment Methods 0.000 description 1
- 238000003921 particle size analysis Methods 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000002901 radioactive waste Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 239000002915 spent fuel radioactive waste Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 229910052713 technetium Inorganic materials 0.000 description 1
- GKLVYJBZJHMRIY-UHFFFAOYSA-N technetium atom Chemical compound [Tc] GKLVYJBZJHMRIY-UHFFFAOYSA-N 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G43/00—Compounds of uranium
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
- G21C19/42—Reprocessing of irradiated fuel
- G21C19/44—Reprocessing of irradiated fuel of irradiated solid fuel
- G21C19/46—Aqueous processes, e.g. by using organic extraction means, including the regeneration of these means
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G56/00—Compounds of transuranic elements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Extraction Or Liquid Replacement (AREA)
Description
- 硝酸溶解溶液を濾過する手段;
- 加熱手段;
- 硝酸溶解溶液を再循環させる手段;
- サンプリング手段;及び、
- 温度やpH等の溶解反応パラメータを調整する手段。
(a)照射済核燃料を硝酸溶液に浸漬して溶解した後、溶解微粒子を含む硝酸溶解溶液を得る工程;
(b)硝酸溶解溶液から溶解微粒子を分離する工程;及び、
(c)工程(b)で分離した溶解微粒子を、前述の溶解プロセスを実施することによって溶解する工程(当該プロセスの有利な特徴は場合により単独で又は組み合わせて利用される)。
(a)照射済核燃料を硝酸溶液に浸漬して溶解した後、溶解微粒子を含む硝酸溶解溶液を得る工程;
(b)硝酸溶解溶液から溶解微粒子を分離する工程;及び、
(c)工程(b)で分離した溶解微粒子を、硝酸溶液中での当該溶解微粒子の浸漬及び機械的粉砕により溶解する工程(該機械的粉砕は前記浸漬の間に硝酸溶液中で行われる)。
-400分(すなわち、6時間強)後の硝酸溶解溶液中のセリウムの重量濃度は、プロセスPrでは0.09g/Lであるのに対し、プロセスPiでは4.22g/Lである。これはプロセスPrでは0.1%のセリア溶解に相当するのに対し、プロセスPiでは5%に相当する:そして、
-1350分(約22時間)後の硝酸溶解溶液中のセリウムの重量濃度は、プロセスPrでは0.31g/Lであるのに対し、プロセスPiでは17.75g/Lである。これはプロセスPrでは僅か0.2%のセリア溶解に相当するのに対し、プロセスPiでは11%に相当する。
Claims (18)
- 核燃料を硝酸溶液に浸漬することを含む核燃料の溶解プロセスであって、さらに核燃料の機械的粉砕を含み、当該機械的粉砕は前記浸漬の間に硝酸溶液中で行われることを特徴とする溶解プロセス。
- 硝酸溶液が90℃~105℃に加熱される請求項1に記載の溶解プロセス。
- 硝酸溶液のモル濃度が1mol/L~10mol/Lである請求項1又は2に記載の溶解プロセス。
- 硝酸溶液のモル濃度が3mol/L~8mol/Lである請求項3に記載の溶解プロセス。
- 硝酸溶液が中性子毒も含む請求項1~4のいずれか一項に記載の溶解プロセス。
- 前記中性子毒がガドリニウムである請求項5に記載の溶解プロセス。
- 機械的粉砕が浸漬の全持続時間にわたって行われる請求項1~6のいずれか一項に記載の溶解プロセス。
- 核燃料が、少なくとも1つの酸化プルトニウム及び/又はプルトニウムとウラン、トリウム、ネプツニウム、アメリシウム及びキュリウムの中から選択される少なくとも1つの第二の金属との混合酸化物を少なくとも1つ含む請求項1~7のいずれか一項に記載の溶解プロセス。
- 第二の金属がウランであり、ウランとプルトニウムの混合酸化物を少なくとも1つ含む核燃料がMOX燃料である請求項8に記載の溶解プロセス。
- 核燃料が照射済核燃料である請求項1~9のいずれか一項に記載の溶解プロセス。
- 核燃料が未照射核燃料の製造廃棄物を含む請求項1~9のいずれか一項に記載の溶解プロセス。
- 核燃料がクラッド内に閉じ込められている場合、核燃料のクラッドを除去する工程をさらに含み、当該クラッド除去工程が浸漬の前に行われる請求項1~11のいずれか一項に記載の溶解プロセス。
- 請求項1~12のいずれか一項に記載の溶解プロセスを実施するための、機械的粉砕手段を備えた粉砕機の使用。
- 粉砕機がビーズミル又はペブルミルであり、ビーズ又はペブルが好ましくは二酸化ジルコニウム製である請求項13に記載の使用。
- 以下の連続工程を含み、この記載の順序で行う照射済核燃料の溶解プロセス:
(a)照射済核燃料を硝酸溶液に浸漬して溶解した後、溶解微粒子を含む硝酸溶解溶液を得る工程;
(b)硝酸溶解溶液から溶解微粒子を分離する工程;及び、
(c)工程(b)で分離した溶解微粒子を、請求項1~7のいずれか一項に記載の溶解プロセスを実施することによって溶解する工程。 - 照射済核燃料がクラッド内に閉じ込められている場合、照射済核燃料のクラッドを除去する工程をさらに含み、当該クラッド除去工程が工程(a)の前に行われる請求項15に記載の溶解プロセス。
- 照射済核燃料が、少なくとも1つの酸化プルトニウム及び/又はプルトニウムとウラン、トリウム、ネプツニウム、アメリシウム及びキュリウムの中から選択される少なくとも1つの第二の金属との混合酸化物を少なくとも1つ含む請求項15又は16に記載の溶解プロセス。
- 第二の金属がウランであり、ウランとプルトニウムの混合酸化物を少なくとも1つ含む核燃料がMOX燃料である請求項17に記載の溶解プロセス。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1655871A FR3053151B1 (fr) | 2016-06-23 | 2016-06-23 | Procede de dissolution d'un combustible nucleaire |
| FR1655871 | 2016-06-23 | ||
| PCT/FR2017/051646 WO2017220928A1 (fr) | 2016-06-23 | 2017-06-21 | Procédé de dissolution d'un combustible nucléaire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2019518966A JP2019518966A (ja) | 2019-07-04 |
| JP7018027B2 true JP7018027B2 (ja) | 2022-02-09 |
Family
ID=57750019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018566968A Active JP7018027B2 (ja) | 2016-06-23 | 2017-06-21 | 核燃料の溶解方法 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US10839968B2 (ja) |
| EP (1) | EP3459084B1 (ja) |
| JP (1) | JP7018027B2 (ja) |
| CN (1) | CN109478436B (ja) |
| FR (1) | FR3053151B1 (ja) |
| RU (1) | RU2733810C2 (ja) |
| WO (1) | WO2017220928A1 (ja) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001033575A2 (en) | 1999-10-29 | 2001-05-10 | Atomic Energy Of Canada Limited | Process for recycling irradiated fuel |
| JP2009186399A (ja) | 2008-02-08 | 2009-08-20 | Nippon Tmi Co Ltd | 使用済核燃料の再処理方法 |
| JP2013011562A (ja) | 2011-06-30 | 2013-01-17 | Vision Development Co Ltd | 金属原子を含有する廃液の処理方法、及び吸着剤 |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB900113A (en) * | 1959-12-17 | 1962-07-04 | Atomic Energy Authority Uk | Improvements in or relating to the production of uranium values |
| US3328133A (en) * | 1964-02-10 | 1967-06-27 | Japan Atomic Energy Res Inst | Method for direct recovery of plutonium from irradiated nuclear fuel |
| FR1404876A (fr) * | 1964-02-10 | 1965-07-02 | Japan Atomic Energy Res Inst | Procédé de récupération directe de plutonium à partir de combustible nucléaire irradié |
| DE1542175A1 (de) * | 1966-02-28 | 1970-06-04 | Kaba Dipl Ing Emil Laszlo | Verfahren zum Wiederaufarbeiten von verbrauchten Kernbrennstoffen sowie Vorrichtung zur Durchfuehrung des Verfahrens |
| FR1552176A (ja) * | 1967-11-21 | 1969-01-03 | ||
| US3813464A (en) * | 1968-09-04 | 1974-05-28 | Allied Chem | Method of dissolving spent nuclear fuel |
| DE2715367A1 (de) * | 1977-04-06 | 1978-10-12 | Kernforschungsz Karlsruhe | Aufloeser zum herausloesen von kernbrennstoffen aus brennelementabschnitten |
| GB2004256B (en) * | 1977-09-16 | 1982-01-20 | Alkem Gmbh | Process for the production of uo2/puo2 nuclear fuels |
| CA1169643A (en) * | 1980-03-19 | 1984-06-26 | Peter Funke | Method for producing mixed-oxide nuclear fuel pellets soluble in nitric acid |
| DE3010547A1 (de) * | 1980-03-19 | 1981-10-01 | Alkem Gmbh, 6450 Hanau | Verfahren zur herstellung salpetersaeureloeslicher mischoxidkernbrennstofftabletten |
| JPS5924738B2 (ja) * | 1980-12-16 | 1984-06-12 | 株式会社東芝 | 核燃料転換装置 |
| DE3228979A1 (de) * | 1982-08-03 | 1984-02-09 | Alkem Gmbh, 6450 Hanau | Verfahren zum aufarbeiten eines kernreaktorbrennstabes |
| JPS61207999A (ja) * | 1985-03-12 | 1986-09-16 | 財団法人産業創造研究所 | 使用済核燃料棒の脱被覆およびペレツトの粉砕供給システム |
| CA1269251C (en) * | 1985-10-09 | 1990-05-22 | Bradley J F Palmer | SEPARATION OF FISSION PRODUCTS, NEUTRON ABSORBERS, CONTAINED IN URANIUM-BASED FUELS |
| JPH04161888A (ja) * | 1990-10-25 | 1992-06-05 | Nippon Nuclear Fuel Dev Co Ltd | 核燃料ペレットの溶解方法 |
| JPH04350599A (ja) * | 1991-05-29 | 1992-12-04 | Nippon Nuclear Fuel Dev Co Ltd | 使用済み核燃料要素の処理方法 |
| WO2001033475A2 (en) * | 1999-11-04 | 2001-05-10 | Onedayfree, Inc. | Intercommunicating computer calendar-based marketing and sales |
| RU2186031C2 (ru) * | 2000-05-04 | 2002-07-27 | Открытое акционерное общество "Машиностроительный завод" | Способ получения порошков оксидов урана с заданным содержанием урана-235 |
| RU2249267C2 (ru) * | 2003-04-09 | 2005-03-27 | Государственное унитарное предприятие Научно-производственное объединение "Радиевый институт им. В.Г. Хлопина" | Способ переработки облученного ядерного топлива (варианты) |
| FR2938110B1 (fr) | 2008-11-06 | 2013-02-15 | Areva Nc | Procede de vidage de gaines de combustible nucleaire et machine de broyage par deformation de la gaine |
| RU2453937C1 (ru) * | 2011-03-10 | 2012-06-20 | Открытое акционерное общество "Свердловский научно-исследовательский институт химического машиностроения" (ОАО "СвердНИИхиммаш") | Барабанная мельница для переработки облученного или бракованного ядерного топлива |
| US8502179B1 (en) * | 2011-06-30 | 2013-08-06 | Christine Lydie Zolli | Amalgam of crushed hazardous radioactive waste, such as spent nuclear fuel rods, mixed with copious amounts of lead pellets, also granulated, to form a mixture in which lead granules overwhelm |
| US9428401B1 (en) * | 2012-09-18 | 2016-08-30 | U.S. Department Of Energy | Separation of the rare-earth fission product poisons from spent nuclear fuel |
| FR3039696B1 (fr) * | 2015-07-29 | 2017-07-28 | Commissariat Energie Atomique | Procede de traitement en un cycle, exempt d'operation de desextraction reductrice du plutonium, d'une solution aqueuse nitrique de dissolution d'un combustible nucleaire use |
-
2016
- 2016-06-23 FR FR1655871A patent/FR3053151B1/fr not_active Expired - Fee Related
-
2017
- 2017-06-21 RU RU2019101610A patent/RU2733810C2/ru active
- 2017-06-21 WO PCT/FR2017/051646 patent/WO2017220928A1/fr not_active Ceased
- 2017-06-21 EP EP17742489.2A patent/EP3459084B1/fr active Active
- 2017-06-21 CN CN201780040280.0A patent/CN109478436B/zh active Active
- 2017-06-21 US US16/310,471 patent/US10839968B2/en active Active
- 2017-06-21 JP JP2018566968A patent/JP7018027B2/ja active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001033575A2 (en) | 1999-10-29 | 2001-05-10 | Atomic Energy Of Canada Limited | Process for recycling irradiated fuel |
| JP2009186399A (ja) | 2008-02-08 | 2009-08-20 | Nippon Tmi Co Ltd | 使用済核燃料の再処理方法 |
| JP2013011562A (ja) | 2011-06-30 | 2013-01-17 | Vision Development Co Ltd | 金属原子を含有する廃液の処理方法、及び吸着剤 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR3053151B1 (fr) | 2018-08-10 |
| CN109478436B (zh) | 2023-04-14 |
| WO2017220928A1 (fr) | 2017-12-28 |
| EP3459084B1 (fr) | 2020-06-10 |
| JP2019518966A (ja) | 2019-07-04 |
| RU2019101610A3 (ja) | 2020-08-07 |
| EP3459084A1 (fr) | 2019-03-27 |
| US10839968B2 (en) | 2020-11-17 |
| CN109478436A (zh) | 2019-03-15 |
| FR3053151A1 (fr) | 2017-12-29 |
| RU2733810C2 (ru) | 2020-10-07 |
| US20190189298A1 (en) | 2019-06-20 |
| RU2019101610A (ru) | 2020-07-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2936348A1 (fr) | Procede de preparation d'un combustible mixte comprenant de l'uranium et au moins un actinide et/ou lanthanide mettant en oeuvre une resine echangeuse de cations. | |
| Soderquist et al. | Dissolution of irradiated commercial UO2 fuels in ammonium carbonate and hydrogen peroxide | |
| Finn et al. | Colloidal products and actinide species in leachate from spent nuclear fuel | |
| JP7018027B2 (ja) | 核燃料の溶解方法 | |
| Nakahara et al. | Separation of actinide elements by solvent extraction using centrifugal contactors in the NEXT process | |
| Sunder et al. | XPS and XRD studies of (Th, U) O2 fuel corrosion in water | |
| Lausch et al. | Dissolution residues of highly burnt nuclear fuels | |
| Reynolds et al. | Discovery of plutonium–bismuth and plutonium–bismuth–phosphorus containing phases in a Hanford waste tank | |
| Suneesh et al. | Extraction chromatography based separation of zirconium (IV) from simulated high-level liquid waste using N, N-di-octyl-2-hydroxyacetamide impregnated amberlite XAD-7 resin | |
| Hylton et al. | Strategies for Managing Unique Waste Streams Resulting from Heavy Isotope Production and Advanced Fuel Cycle Development Programs at ORNL | |
| Yim | Generation of Nuclear Waste from Nuclear Power | |
| WO2001033575A2 (en) | Process for recycling irradiated fuel | |
| Gao et al. | Criticality safety evaluation of materials concerning pyroprocessing | |
| Johnson et al. | Light water reactor fuel reprocessing: dissolution studies of voloxidized fuel | |
| Hélaine et al. | Research and test reactor fuel reprocessing at Areva NC La Hague | |
| Benker et al. | Demonstration of Integrated PostIrradiation Process Steps forMultikilogram Amounts of Low-and High-Burnup Used Nuclear Fuels | |
| EP1025567B1 (en) | Nuclear fuel reprocessing | |
| Domenech-Garcia et al. | An introduction to head-end in reprocessing. | |
| Maillard et al. | Development of several chromatography extraction separations for the measurement of minority elements present in high level radioactive solutions. | |
| CA1269251A (en) | Removing neutron-absorbing fission products from uranium-based fuels | |
| Jubin et al. | CETE R&D at Oak Ridge National Laboratory Supporting Management of Nuclear Waste–9227 | |
| Fidalgo et al. | Powder Leaching Study for Grain Boundary Inventory of Two High Burnup Fuels | |
| Nakahara et al. | Nitric acid concentration dependence of dicesium plutonium (IV) nitrate formation during solution growth of uranyl nitrate hexahydrate | |
| Park et al. | Establish objectives for advanced voloxidation with respect to the downstream effects | |
| Robinson et al. | Tritium Behavior in Zircaloy Cladding from Used Light Water Reactor Fuel Rods–14087 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20200605 |
|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20210419 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20210427 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20210702 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20220104 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20220128 |
|
| R150 | Certificate of patent or registration of utility model |
Ref document number: 7018027 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313118 |
|
| S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
|
| S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313118 |
|
| S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |