DE3780825D1 - Verfahren zur herstellung von urandioxid aus uranhexafluorid. - Google Patents
Verfahren zur herstellung von urandioxid aus uranhexafluorid.Info
- Publication number
- DE3780825D1 DE3780825D1 DE8787119392T DE3780825T DE3780825D1 DE 3780825 D1 DE3780825 D1 DE 3780825D1 DE 8787119392 T DE8787119392 T DE 8787119392T DE 3780825 T DE3780825 T DE 3780825T DE 3780825 D1 DE3780825 D1 DE 3780825D1
- Authority
- DE
- Germany
- Prior art keywords
- uranehexafluoride
- urandioxide
- producing
- uo2f2
- ppte
- 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.)
- Expired - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G43/00—Compounds of uranium
- C01G43/01—Oxides; Hydroxides
- C01G43/025—Uranium dioxide
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61124147A JPH0653572B2 (ja) | 1986-05-27 | 1986-05-27 | 六フツ化ウランから二酸化ウランを製造する方法 |
EP87119392A EP0322481B1 (de) | 1986-05-27 | 1987-12-30 | Verfahren zur Herstellung von Urandioxid aus Uranhexafluorid |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3780825D1 true DE3780825D1 (de) | 1992-09-03 |
DE3780825T2 DE3780825T2 (de) | 1993-01-14 |
Family
ID=39677687
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8787119392T Expired - Fee Related DE3780825T2 (de) | 1986-05-27 | 1987-12-30 | Verfahren zur herstellung von urandioxid aus uranhexafluorid. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4963294A (de) |
EP (1) | EP0322481B1 (de) |
JP (1) | JPH0653572B2 (de) |
CN (1) | CN1016159B (de) |
DE (1) | DE3780825T2 (de) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0653572B2 (ja) * | 1986-05-27 | 1994-07-20 | 三菱マテリアル株式会社 | 六フツ化ウランから二酸化ウランを製造する方法 |
GB8724514D0 (en) * | 1987-10-20 | 1987-11-25 | British Nuclear Fuels Plc | Production of ceramic nuclear fuel pellets |
JPH0699154B2 (ja) * | 1988-05-25 | 1994-12-07 | 三菱マテリアル株式会社 | Uo▲下2▼ペレットの製造方法 |
JPH0623050B2 (ja) * | 1988-05-25 | 1994-03-30 | 三菱マテリアル株式会社 | Uo▲下2▼ペレットの製造方法 |
US5139709A (en) * | 1991-02-04 | 1992-08-18 | Institute Of Nuclear Energy Research, Chinese Atomic Energy Council, Taiwan | Process for converting uranyl compounds to UO2 via ADU |
US5098677A (en) * | 1991-04-05 | 1992-03-24 | The United States Of America As Represented By The Department Of Energy | Actinide metal processing |
GB9411096D0 (en) * | 1994-06-03 | 1994-07-27 | British Nuclear Fuels Plc | Uranium oxide production |
CA2137635C (en) * | 1994-12-08 | 2007-09-04 | Brian C. Olson | Reaction of uranium fluorides with mineral acids to recover hydrogen fluoride |
US6372157B1 (en) * | 1997-03-24 | 2002-04-16 | The United States Of America As Represented By The United States Department Of Energy | Radiation shielding materials and containers incorporating same |
FR2771725B1 (fr) * | 1997-11-28 | 2000-02-04 | Franco Belge Combustibles | Procede et dispositif de conversion directe d'hexafluorure d'uranium en oxyde d'uranium |
JP4085520B2 (ja) * | 1999-06-16 | 2008-05-14 | 三菱マテリアル株式会社 | 劣化uf6の処理設備及びその処理方法 |
AU6064900A (en) * | 1999-07-01 | 2001-01-22 | Commodore Applied Technologies, Inc. | Drying nuclear fuel materials |
US6241800B1 (en) * | 1999-09-02 | 2001-06-05 | Westinghouse Electric Company Llc | Acid fluxes for metal reclamation from contaminated solids |
EP1081716B1 (de) * | 1999-09-06 | 2004-05-12 | European Community | Verfahren zur Herstellung von Kernbrennstofftabletten vom Typ MOX |
US6153164A (en) * | 1999-10-04 | 2000-11-28 | Starmet Corporation | Method for producing uranium oxide from uranium tetrafluoride and a phyllosilicate mineral |
FR2805044B1 (fr) * | 2000-02-11 | 2002-05-17 | Franco Belge Combustibles | Procede et dispositif de determination de l'evolution d'une reaction chimique dans un four et de reglage de la reaction |
US6951634B2 (en) * | 2002-09-18 | 2005-10-04 | Battelle Energy Alliance, Llc | Process for recovery of daughter isotopes from a source material |
FR2861888B1 (fr) * | 2003-10-29 | 2008-02-29 | Franco Belge Combustibles | Procede de fabrication de pastilles de combustible nucleaire |
CN107783569A (zh) * | 2016-08-26 | 2018-03-09 | 中核兰州铀浓缩有限公司 | Uf6液化温度阶段控制方法 |
US10457558B2 (en) * | 2017-06-22 | 2019-10-29 | Westinghouse Electric Company Llc | Method to produce uranium silicides |
EP3864673B1 (de) * | 2018-10-09 | 2024-04-17 | Framatome | Verfahren und vorrichtung zur uberführung von uranhexafluorid in urandioxyd |
CN112456559A (zh) * | 2020-11-20 | 2021-03-09 | 中核北方核燃料元件有限公司 | 一种由uf6直接制备uo2(no3)2溶液的方法 |
CN112694129B (zh) * | 2020-11-20 | 2023-07-14 | 中核北方核燃料元件有限公司 | 一种不同富集度的二氧化铀粉末制备方法 |
CN112390290A (zh) * | 2020-11-20 | 2021-02-23 | 中核北方核燃料元件有限公司 | 一种钍基熔盐堆用高纯uf4制备方法 |
CN113262750B (zh) * | 2021-07-19 | 2021-11-02 | 联仕(昆山)化学材料有限公司 | 一种电子级氢氟酸生产装置 |
CN116253363A (zh) * | 2022-11-25 | 2023-06-13 | 中国核动力研究设计院 | 一种二氧化铀粉末及其制备方法和应用 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1077680A (en) * | 1975-07-10 | 1980-05-20 | Richard K. Welty | Fluidized reactor reduction of uf6 to uo2 |
FR2557557B1 (fr) * | 1983-12-28 | 1986-05-30 | Fragema Framatome & Cogema | Procede et installation de production de dioxyde d'uranium frittable |
US4830841A (en) * | 1984-12-24 | 1989-05-16 | Advanced Nuclear Fuels Corporation | Conversion of uranium hexafluoride to uranium dioxide |
JPS61281019A (ja) * | 1985-06-04 | 1986-12-11 | Mitsubishi Metal Corp | 六フツ化ウランを二酸化ウランに変換する方法 |
JPS621581A (ja) * | 1985-06-28 | 1987-01-07 | Nitto Electric Ind Co Ltd | 感熱転写記録インクシ−ト |
JPH0657607B2 (ja) * | 1986-02-20 | 1994-08-03 | 三菱マテリアル株式会社 | 二酸化ウランを製造する方法 |
JPH0653572B2 (ja) * | 1986-05-27 | 1994-07-20 | 三菱マテリアル株式会社 | 六フツ化ウランから二酸化ウランを製造する方法 |
JPH0729774B2 (ja) * | 1986-06-18 | 1995-04-05 | 三菱マテリアル株式会社 | Uo▲下2▼ペレツトの結晶粒径をコントロ−ルする方法 |
JPH0729775B2 (ja) * | 1986-09-19 | 1995-04-05 | 三菱マテリアル株式会社 | 二酸化ウラン粉末の製造法 |
JPH0657608B2 (ja) * | 1986-09-22 | 1994-08-03 | 三菱マテリアル株式会社 | 二酸化ウラン粉末の製法 |
-
1986
- 1986-05-27 JP JP61124147A patent/JPH0653572B2/ja not_active Expired - Lifetime
-
1987
- 1987-12-28 CN CN87105980A patent/CN1016159B/zh not_active Expired
- 1987-12-30 EP EP87119392A patent/EP0322481B1/de not_active Expired
- 1987-12-30 US US07/139,443 patent/US4963294A/en not_active Expired - Lifetime
- 1987-12-30 DE DE8787119392T patent/DE3780825T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1016159B (zh) | 1992-04-08 |
CN1033785A (zh) | 1989-07-12 |
DE3780825T2 (de) | 1993-01-14 |
JPS62278128A (ja) | 1987-12-03 |
EP0322481A1 (de) | 1989-07-05 |
US4963294A (en) | 1990-10-16 |
JPH0653572B2 (ja) | 1994-07-20 |
EP0322481B1 (de) | 1992-07-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |