CN1006636B - 六氟化铀转换成二氧化铀的方法 - Google Patents

六氟化铀转换成二氧化铀的方法

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Publication number
CN1006636B
CN1006636B CN86104023A CN86104023A CN1006636B CN 1006636 B CN1006636 B CN 1006636B CN 86104023 A CN86104023 A CN 86104023A CN 86104023 A CN86104023 A CN 86104023A CN 1006636 B CN1006636 B CN 1006636B
Authority
CN
China
Prior art keywords
powder
particles
fluidized bed
water vapor
gaseous
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
Application number
CN86104023A
Other languages
English (en)
Chinese (zh)
Other versions
CN86104023A (zh
Inventor
田中皓
梅村昭男
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 Metal Corp
Original Assignee
Mitsubishi Metal 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 Metal Corp filed Critical Mitsubishi Metal Corp
Publication of CN86104023A publication Critical patent/CN86104023A/zh
Publication of CN1006636B publication Critical patent/CN1006636B/zh
Expired legal-status Critical Current

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    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/11—Powder tap density
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/20—Powder free flowing behaviour
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
CN86104023A 1985-06-11 1986-06-11 六氟化铀转换成二氧化铀的方法 Expired CN1006636B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60126855A JPS61286225A (ja) 1985-06-11 1985-06-11 六フツ化ウランを二酸化ウランに変換する方法
JP126855/85 1985-06-11

Publications (2)

Publication Number Publication Date
CN86104023A CN86104023A (zh) 1987-04-22
CN1006636B true CN1006636B (zh) 1990-01-31

Family

ID=14945512

Family Applications (1)

Application Number Title Priority Date Filing Date
CN86104023A Expired CN1006636B (zh) 1985-06-11 1986-06-11 六氟化铀转换成二氧化铀的方法

Country Status (7)

Country Link
US (1) US4788048A (enExample)
JP (1) JPS61286225A (enExample)
KR (1) KR890004803B1 (enExample)
CN (1) CN1006636B (enExample)
DE (1) DE3619391A1 (enExample)
FR (1) FR2584705B1 (enExample)
GB (1) GB2178418B (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01126591A (ja) * 1987-11-12 1989-05-18 Japan Atom Energy Res Inst 添加物を使わない大結晶粒径ｕｏ↓２燃料の製造方法
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
US5744116A (en) * 1994-12-08 1998-04-28 Cameco Corporation Reaction of uranium fluorides with mineral acids to recover hydrogen fluoride
CN1042321C (zh) * 1996-03-12 1999-03-03 中国核动力研究设计院 制备陶瓷级二氧化铀粉末的方法和设备
US6096281A (en) * 1999-03-29 2000-08-01 Starmet Corporation Method for producing uranium oxide from uranium oxyfluoride
DE10138874A1 (de) * 2001-08-08 2003-03-06 Framatome Anp Gmbh Verfahren zur Herstellung eines Mischoxid-Kernbrennstoff-Pulvers und eines Mischoxid-Kernbrennstoff-Sinterkörpers
FR2861888B1 (fr) * 2003-10-29 2008-02-29 Franco Belge Combustibles Procede de fabrication de pastilles de combustible nucleaire
CN109499089B (zh) * 2018-10-31 2021-05-11 中国核电工程有限公司 一种将固态六氟化铀转化为气态六氟化铀的装置
CN112811470A (zh) * 2020-11-20 2021-05-18 中核北方核燃料元件有限公司 一种六氟化铀干法制备高纯氟化铀酰粉末的方法
CN112607780A (zh) * 2020-12-08 2021-04-06 中核二七二铀业有限责任公司 一种六氟化铀制备八氧化三铀的方法
CN113548693A (zh) * 2021-08-16 2021-10-26 南京国祺新能源设备有限公司 一种六氟化铀制备八氧化三铀的方法及装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3168369A (en) * 1961-12-18 1965-02-02 Grace W R & Co Uranium processing
DE1592471C3 (de) * 1966-04-02 1978-11-30 Nukem Gmbh, 6450 Hanau Verfahren zur Herstellung von Urandioxidpulvern und -granulaten
US3547598A (en) * 1968-03-28 1970-12-15 Westinghouse Electric Corp Production of uranium dioxide
US3765844A (en) * 1968-10-04 1973-10-16 United Nuclear Corp Production of uranium dioxide
US4020146A (en) * 1969-07-18 1977-04-26 Westinghouse Electric Corporation Production of uranium dioxide
US3755188A (en) * 1970-07-17 1973-08-28 Gen Electric Dehalogenation process
US3761547A (en) * 1970-07-17 1973-09-25 Gen Electric Process for controlling surface area of ceramic powders
US3906081A (en) * 1973-05-31 1975-09-16 Exxon Nuclear Co Inc Fluidized reactor reduction of UF{HD 6 {B to UO{HD 2
JPS5039435A (enExample) * 1973-08-10 1975-04-11
GB1500790A (en) * 1975-07-18 1978-02-08 Exxon Nuclear Co Inc Fluidized reactor reduction of uf6 to uo2
JPS5216496A (en) * 1975-07-28 1977-02-07 Exxon Nuclear Co Inc Methode of reducing uraniumm hexafluoride to uraniumdioxide by fluidized rector
US4053559A (en) * 1976-06-14 1977-10-11 Westinghouse Electric Corporation Production of uranium dioxide
JPS5551855A (en) * 1978-10-04 1980-04-15 Yoneda Masaharu Head and needle of knitting machine
JPS5950030A (ja) * 1982-09-14 1984-03-22 Mitsubishi Nuclear Fuel Co Ltd 二酸化ウラン粉末の製造法
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

Also Published As

Publication number Publication date
US4788048A (en) 1988-11-29
KR870000245A (ko) 1987-02-17
GB8614239D0 (en) 1986-07-16
GB2178418B (en) 1988-09-21
GB2178418A (en) 1987-02-11
JPS61286225A (ja) 1986-12-16
DE3619391A1 (de) 1986-12-11
FR2584705B1 (fr) 1990-12-07
FR2584705A1 (fr) 1987-01-16
DE3619391C2 (enExample) 1990-09-06
CN86104023A (zh) 1987-04-22
JPH033610B2 (enExample) 1991-01-21
KR890004803B1 (ko) 1989-11-27

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C14 Grant of patent or utility model
GR01 Patent grant
C53 Correction of patent of invention or patent application
CB02 Change of applicant information

Applicant after: Mitsubishi Materials Corp.

Applicant before: Mitsubishi Metals Corp.

COR Change of bibliographic data

Free format text: CORRECT: APPLICANT; FROM: MITSUBISHI KINZOKU K.K. TO: MITSUBISHI MATERIALS CORP.

C17 Cessation of patent right
CX01 Expiry of patent term