DE69915509D1 - Herstellung eines fliessfähigen urandioxids durch atomisationstrocknen und mittels trockenumsetzung von uf6 - Google Patents

Herstellung eines fliessfähigen urandioxids durch atomisationstrocknen und mittels trockenumsetzung von uf6

Info

Publication number
DE69915509D1
DE69915509D1 DE69915509T DE69915509T DE69915509D1 DE 69915509 D1 DE69915509 D1 DE 69915509D1 DE 69915509 T DE69915509 T DE 69915509T DE 69915509 T DE69915509 T DE 69915509T DE 69915509 D1 DE69915509 D1 DE 69915509D1
Authority
DE
Germany
Prior art keywords
urandioxide
flowable
preparation
atomization drying
dry implementation
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 - Lifetime
Application number
DE69915509T
Other languages
English (en)
Other versions
DE69915509T2 (de
Inventor
Jean-Marc Bonnerot
Laurent Brunaud
Mireille Bauer
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.)
GENERALE DES MATIERES NUCLEAIRES VELIZY Cie
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Application granted granted Critical
Publication of DE69915509D1 publication Critical patent/DE69915509D1/de
Publication of DE69915509T2 publication Critical patent/DE69915509T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/42—Selection of substances for use as reactor fuel
    • G21C3/58—Solid reactor fuel Pellets made of fissile material
    • G21C3/62—Ceramic fuel
    • G21C3/623—Oxide fuels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
    • B01J2/04—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a gaseous medium
    • 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
    • C01P2004/30—Particle morphology extending in three dimensions
    • C01P2004/32—Spheres
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/50—Agglomerated particles
    • 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
    • C01P2006/10—Solid 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
    • C01P2006/20—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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S376/00—Induced nuclear reactions: processes, systems, and elements
    • Y10S376/90—Particular material or material shapes for fission reactors
    • Y10S376/901—Fuel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Glanulating (AREA)
DE69915509T 1998-11-26 1999-11-24 Herstellung eines fliessfähigen urandioxids durch atomisationstrocknen und mittels trockenumsetzung von uf6 Expired - Lifetime DE69915509T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9814901A FR2786479B1 (fr) 1998-11-26 1998-11-26 Preparation par atomisation-sechage d'une poudre coulable de bioxyde d'uranium obtenu par conversion en voie seche de l'uf6
FR9814901 1998-11-26
PCT/FR1999/002894 WO2000030978A1 (fr) 1998-11-26 1999-11-24 Preparation par atomisation-sechage d'une poudre coulable de bioxyde d'uranium obtenu par conversion en voie seche de l'uf¿6?

Publications (2)

Publication Number Publication Date
DE69915509D1 true DE69915509D1 (de) 2004-04-15
DE69915509T2 DE69915509T2 (de) 2005-03-03

Family

ID=9533220

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69915509T Expired - Lifetime DE69915509T2 (de) 1998-11-26 1999-11-24 Herstellung eines fliessfähigen urandioxids durch atomisationstrocknen und mittels trockenumsetzung von uf6

Country Status (7)

Country Link
US (1) US6656391B1 (de)
EP (1) EP1137597B1 (de)
JP (1) JP4440475B2 (de)
DE (1) DE69915509T2 (de)
FR (1) FR2786479B1 (de)
RU (1) RU2224720C2 (de)
WO (1) WO2000030978A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2807198B1 (fr) * 2000-04-04 2002-08-23 Franco Belge Combustibles Granules de materiau combustible nucleaire
FR2807199B1 (fr) * 2000-04-04 2002-08-23 Franco Belge Combustibles Procede de fabrication de granules de materiau combustible nucleaire
DE10138874A1 (de) * 2001-08-08 2003-03-06 Framatome Anp Gmbh Verfahren zur Herstellung eines Mischoxid-Kernbrennstoff-Pulvers und eines Mischoxid-Kernbrennstoff-Sinterkörpers
GR1004365B (el) * 2002-07-10 2003-10-20 �.�.-������� �������� ������������ ��������� ��������� ��� ��������� Μεθοδος παρασκευης υπερκαθαρων λεπτοκρυσταλλικων υπεραγωγιμων κεραμικων κονεων με αυξημενη παραγωγικοτητα
KR100558323B1 (ko) * 2004-05-19 2006-03-10 한국원자력연구소 이중구조 핵연료 소결체 제조방법
FR2894954B1 (fr) * 2005-12-19 2008-02-15 Commissariat Energie Atomique Procede de fabrication d'une matiere particulaire et matiere particulaire susceptible d'etre obtenue par ledit procede.
US7824640B1 (en) 2006-07-25 2010-11-02 Westinghouse Electric Co. Llc Two step dry UO2 production process utilizing a positive sealing valve means between steps
US20080025894A1 (en) * 2006-07-25 2008-01-31 Lahoda Edward J Two step uo2 production process
FR2904888B1 (fr) * 2006-08-11 2008-12-19 Cezus Cie Europ Du Zirconium S Methode de stabilisation du radium dans les effluents radiferes.
EP1985587A1 (de) 2007-04-27 2008-10-29 Westinghouse Electric Company LLC Zweistufiges Verfahren zur Herstellung von trockenem UO2
EP2277831B1 (de) 2009-07-20 2012-05-23 Westinghouse Electric Company LLC Zweistufiges Verfahren zur Herstellung von trockenem UO2 mittels positivem Dichtungsventil zwischen den Schritten
EP2499097B1 (de) 2009-11-12 2019-02-20 Framatome Inc. Segmentierte reaktoren für kapazitäts- und anreicherungsänderungen bei der umwandlung von uranhexafluorid in urandioxid
GB2542384A (en) * 2015-09-17 2017-03-22 The James Hutton Inst Atomiser assembly
FR3042987B1 (fr) * 2015-11-04 2017-12-15 Commissariat Energie Atomique Dispositif de granulation de poudres par atomisation cryogenique
US10457558B2 (en) 2017-06-22 2019-10-29 Westinghouse Electric Company Llc Method to produce uranium silicides
FR3070278B1 (fr) * 2017-08-23 2020-01-24 Commissariat A L'energie Atomique Et Aux Energies Alternatives Procede de preparation d'une poudre comprenant de l'oxyde d'uranium uo2, eventuellement de l'oxyde de plutonium puo2 et eventuellement de l'oxyde d'americium amo2 et/ou un oxyde d'un autre actinide mineur
US11612847B2 (en) 2018-01-31 2023-03-28 Global Nuclear Fuel-Americas, Llc Systems and methods for removing particulates of a fissile material
CN113023781A (zh) * 2019-12-24 2021-06-25 中核建中核燃料元件有限公司 一种高活性粉末的制备方法
CN111457677B (zh) * 2020-05-19 2023-06-27 厦门高容纳米新材料科技有限公司 一种超细粉体在线干燥混合系统和方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3394997A (en) 1965-04-12 1968-07-30 Gen Electric Method of preparing uranium diuranate
FR1438020A (fr) * 1965-06-28 1966-05-06 Atomic Energy Authority Uk Procédé de production de combustibles pour réacteurs nucléaires
FR2060242A1 (en) 1969-09-19 1971-06-18 Commissariat Energie Atomique Sinterable uranium oxides from uraniumhexafluoride
US3845193A (en) 1969-10-15 1974-10-29 Atomic Energy Authority Uk Production of uranium dioxide in a rotary kiln
BE757513A (fr) 1969-10-15 1971-04-14 Atomic Energy Authority Uk Production d'oxydes d'uranium
FR2088170B1 (de) 1970-05-25 1975-01-10 Commissariat Energie Atomique
US3998925A (en) 1973-06-22 1976-12-21 Westinghouse Electric Corporation Production of ammonium diuranate
CA1054837A (en) * 1973-12-12 1979-05-22 Xerox Corporation Spherical, void-free particle formation in spray-dried ferrites
US3992494A (en) * 1974-05-28 1976-11-16 General Atomic Company Method of making an oxide fuel compact
FR2525208B1 (fr) 1982-04-19 1986-01-31 Commissariat Energie Atomique Procede de traitement d'une poudre d'oxyde metallique et utilisation de la poudre traitee pour la fabrication de pastilles de combustible nucleaire
US5012975A (en) * 1990-02-21 1991-05-07 Pfizer Inc. Apparatus and method for mixing and spraying a slurry
FR2706066B1 (fr) * 1993-06-04 1995-07-07 Commissariat Energie Atomique Combustible nucléaire ayant des propriétés améliorées de rétention des produits de fission.
JPH07113384A (ja) * 1993-10-18 1995-05-02 Dainippon Printing Co Ltd 軽量建材パネル

Also Published As

Publication number Publication date
RU2224720C2 (ru) 2004-02-27
US6656391B1 (en) 2003-12-02
EP1137597B1 (de) 2004-03-10
FR2786479A1 (fr) 2000-06-02
DE69915509T2 (de) 2005-03-03
WO2000030978A1 (fr) 2000-06-02
EP1137597A1 (de) 2001-10-04
FR2786479B1 (fr) 2001-10-19
JP2002530261A (ja) 2002-09-17
JP4440475B2 (ja) 2010-03-24

Similar Documents

Publication Publication Date Title
DE69915509D1 (de) Herstellung eines fliessfähigen urandioxids durch atomisationstrocknen und mittels trockenumsetzung von uf6
ATE213622T1 (de) Kosmetische zusammensetzungen mit dibenzylidensorbitol und funktionalisierten silikonen
DE69030395D1 (de) Herstellung von Reinigungsmitteln durch Sprühtrocknung
DE59510986D1 (de) Leitfähige Beschichtungen hergestellt aus Mischungen enthaltend Polythiophen und Lösemittel
DE69414680T2 (de) Kosmetische anwendung von lipophiles derivates von aminodeoxyalditoles, diese enthaltende kosmetische zusammensetzungen und alkylcarbamates
BR9510516A (pt) Preparação terapêutica uso da mesma dispositivo de inalação de pó seco processo de produção da preparação terapêutica e de tratamento de osteoporose
BR8906422A (pt) Tinta,aplicacao de compostos e composicao
DE50113541D1 (de) Kosmetische und/oder dermopharmazeutische zubereitungen enthaltend extrakte aus den blättern der pflanze argania spinosa
BR9504998A (pt) Composições cosméticas de uso tópico utilização de composições processo de tratamento cosmético e utilização de uma mistura
FR2789577B1 (fr) Utilisation de derives substitues en 3 du stilbene comme actifs deodorants dans les compositions cosmetiques
DE69831334T2 (de) Oxydierungszusammensetzung zur anwendung in der behandlung von keratinischen fasern
BR8907145A (pt) Aparelho secador de fluxo para a desidratacao e pulverizacao de material,aparelho agitador,processo para a pulverizacao e desidratacao de uma porcao de material humidecido,processo para secagem e desidratacao de material
DE69109851D1 (de) Verbessertes mittel gegen zahnbelag bestehend aus einer mischung von morpholinoaminoalkohol und metallsalzen.
BR9500884A (pt) Composições cosméticas de uso tópico processo de preparação de composições utilização de composições e processo de tratamento cosmético
BR9507371A (pt) Derivado de benzamida composições contendo o dito derivado e uso do mesmo
DE69510501T2 (de) Kosmetische Sonnenschutzmittel enthaltend eine synergistische Mischung von Filtern und Verwendungen
MA22519A1 (fr) Compositions cosmetiques sous forme de gels aqueux donnant un meilleur toucher de la peau a caractere collant reduit
DE69710938D1 (de) Verwendung von Ceramiden zur Behandlung von Nägeln
DE69509656D1 (de) Katalytische zusammensetzungen und daraus hergestellte beschichtungen
ID19166A (id) Komposisi zat pengering
BR9107032A (pt) Pseudoceramidas modificadas,composto,processo para sintetizar uma pseudoceramida modificada,composicao,uso e processo para o tratamento da pele,cabelo ou unhas
DK505979A (da) Fremgangsmaade til fremstilling af koji til brug ved fremstilling af sojasauce
DE59404386D1 (de) Durch Einwirkung von Luftfeuchtigkeit selbsthärtende Copolymere und Mischungen
DE69417390T2 (de) Verfahren zur Herstellung und zum Beschichten von in Detergenszusammensetzungen stabilen Natriumcarbonat-perhydrat
DE69817471D1 (de) Fotopolymerisierbare Zusammensetzung und trockener Filmresist

Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: COMMISSARIAT A L'ENERGIE ATOMIQUE, PARIS, FR

Owner name: COMPAGNIE GENERALE DES MATIERES NUCLEAIRES, VELIZY

8364 No opposition during term of opposition