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
Application number
DE8787119392T
Other languages
English (en)
Other versions
DE3780825T2 (de
Inventor
Tadao Yato
Hiroshi Tanaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Materials Corp
Original Assignee
Mitsubishi Materials Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Materials Corp filed Critical Mitsubishi Materials Corp
Application granted granted Critical
Publication of DE3780825D1 publication Critical patent/DE3780825D1/de
Publication of DE3780825T2 publication Critical patent/DE3780825T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
DE8787119392T 1986-05-27 1987-12-30 Verfahren zur herstellung von urandioxid aus uranhexafluorid. Expired - Fee Related DE3780825T2 (de)

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)

* Cited by examiner, † Cited by third party
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
ATE266892T1 (de) * 1999-09-06 2004-05-15 Europ Economic 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
WO2020074791A1 (fr) * 2018-10-09 2020-04-16 Framatome Procédé et installation de conversion d'hexafluorure d'uranium en dioxyde d'uranium
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
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
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
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
CN1033785A (zh) 1989-07-12
CN1016159B (zh) 1992-04-08
JPH0653572B2 (ja) 1994-07-20
DE3780825T2 (de) 1993-01-14
EP0322481B1 (de) 1992-07-29
JPS62278128A (ja) 1987-12-03
US4963294A (en) 1990-10-16
EP0322481A1 (de) 1989-07-05

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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