GB1350923A - Method for preparing oxides of fissile materials - Google Patents

Method for preparing oxides of fissile materials

Info

Publication number
GB1350923A
GB1350923A GB1694571A GB1694571A GB1350923A GB 1350923 A GB1350923 A GB 1350923A GB 1694571 A GB1694571 A GB 1694571A GB 1694571 A GB1694571 A GB 1694571A GB 1350923 A GB1350923 A GB 1350923A
Authority
GB
United Kingdom
Prior art keywords
zone
apparent density
product
nitrate
uranium
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
GB1694571A
Other languages
English (en)
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.)
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
Publication of GB1350923A publication Critical patent/GB1350923A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
GB1694571A 1970-05-25 1971-05-25 Method for preparing oxides of fissile materials Expired GB1350923A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7018979A FR2088170B1 (enrdf_load_stackoverflow) 1970-05-25 1970-05-25

Publications (1)

Publication Number Publication Date
GB1350923A true GB1350923A (en) 1974-04-24

Family

ID=9056053

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1694571A Expired GB1350923A (en) 1970-05-25 1971-05-25 Method for preparing oxides of fissile materials

Country Status (3)

Country Link
BE (1) BE767322A (enrdf_load_stackoverflow)
FR (1) FR2088170B1 (enrdf_load_stackoverflow)
GB (1) GB1350923A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6656391B1 (en) 1998-11-26 2003-12-02 Commissariat A L'energie Atomique Preparation by spray-drying of a flowable uranium dioxide powder obtained by dry process conversion of UF6
RU2494479C1 (ru) * 2012-04-09 2013-09-27 Российская Федерация, от имени которой выступает Федеральное государственное унитарное предприятие "Федеральный центр ядерной и радиационной безопасности" Способ получения твердых растворов оксидов актинидов
RU2543086C1 (ru) * 2013-08-26 2015-02-27 Федеральное государственное унитарное предприятие "Научно-производственное объединение "Радиевый институт имени В.Г. Хлопина" Способ получения индивидуальных и смешанных оксидов металлов
RU2570510C2 (ru) * 2014-04-30 2015-12-10 Федеральное государственное бюджетное учреждение науки Институт катализа им. Г.К. Борескова Сибирского отделения Российской академии наук Катализатор (варианты), способ его приготовления (варианты) и способ очистки жидких радиоактивных отходов
RU2662526C2 (ru) * 2013-10-22 2018-07-26 Коммиссариат А Л' Энержи Атомик Э Оз Энержи Альтернатив Способ получения порошка, включающего твердый раствор диоксида урана и диоксида по меньшей мере одного другого актинида и/или лантанида

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT366845B (de) * 1977-05-24 1982-05-10 Oesterr Forsch Seibersdorf Verfahren zur herstellung von sphaerischen kernbrennstoffteilchen
FR2473360A1 (fr) 1980-01-09 1981-07-17 Commissariat Energie Atomique Dispositif d'atomisation d'un melange reactionnel
FR2526006A1 (fr) * 1982-04-30 1983-11-04 Comurhex Procede d'obtention de uo3 de grande surface specifique a partir de nitrate d'uranyle hydrate
FR2555566B1 (fr) * 1983-11-25 1989-02-17 Comurhex Procede de preparation d'oxydes metalliques pulverulents a partir de solutions aqueuses ou de melanges solides de nitrates metalliques
GB2210605B (en) * 1987-10-05 1991-06-26 Merck Patent Gmbh Process for the preparation of metal oxide powders
DE3805063A1 (de) * 1988-02-18 1989-08-31 Kernforschungsz Karlsruhe Verfahren zur herstellung von kernbrennstoff-mischoxiden aus einer nitrat-loesung
FR2998484B1 (fr) * 2012-11-28 2014-12-05 Commissariat Energie Atomique Procede de fabrication de microspherules solides de composes d'actinide a partir d'une solution de sel d'actinide et le dispositif associe

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1308621A (fr) * 1961-09-13 1962-11-09 Commissariat Energie Atomique Perfectionnements apportés aux procédés de fabrication du dioxyde d'uranium
FR1588805A (enrdf_load_stackoverflow) * 1968-05-10 1970-03-16

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6656391B1 (en) 1998-11-26 2003-12-02 Commissariat A L'energie Atomique Preparation by spray-drying of a flowable uranium dioxide powder obtained by dry process conversion of UF6
RU2494479C1 (ru) * 2012-04-09 2013-09-27 Российская Федерация, от имени которой выступает Федеральное государственное унитарное предприятие "Федеральный центр ядерной и радиационной безопасности" Способ получения твердых растворов оксидов актинидов
RU2543086C1 (ru) * 2013-08-26 2015-02-27 Федеральное государственное унитарное предприятие "Научно-производственное объединение "Радиевый институт имени В.Г. Хлопина" Способ получения индивидуальных и смешанных оксидов металлов
RU2662526C2 (ru) * 2013-10-22 2018-07-26 Коммиссариат А Л' Энержи Атомик Э Оз Энержи Альтернатив Способ получения порошка, включающего твердый раствор диоксида урана и диоксида по меньшей мере одного другого актинида и/или лантанида
RU2570510C2 (ru) * 2014-04-30 2015-12-10 Федеральное государственное бюджетное учреждение науки Институт катализа им. Г.К. Борескова Сибирского отделения Российской академии наук Катализатор (варианты), способ его приготовления (варианты) и способ очистки жидких радиоактивных отходов

Also Published As

Publication number Publication date
BE767322A (fr) 1971-10-18
FR2088170A1 (enrdf_load_stackoverflow) 1972-01-07
FR2088170B1 (enrdf_load_stackoverflow) 1975-01-10

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Legal Events

Date Code Title Description
PS Patent sealed
PLE Entries relating assignments, transmissions, licences in the register of patents
PCNP Patent ceased through non-payment of renewal fee