BRPI0823246A2 - Processos de preparação de um concentrado de urânio sob a forma de partículas sólidas, por precipitação de um pó de uo3 ou de um pó de u3o8 - Google Patents
Processos de preparação de um concentrado de urânio sob a forma de partículas sólidas, por precipitação de um pó de uo3 ou de um pó de u3o8Info
- Publication number
- BRPI0823246A2 BRPI0823246A2 BRPI0823246-6A BRPI0823246A BRPI0823246A2 BR PI0823246 A2 BRPI0823246 A2 BR PI0823246A2 BR PI0823246 A BRPI0823246 A BR PI0823246A BR PI0823246 A2 BRPI0823246 A2 BR PI0823246A2
- Authority
- BR
- Brazil
- Prior art keywords
- powder
- precipitation
- preparing
- processes
- solid particles
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G43/00—Compounds of uranium
-
- 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
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/03—Particle morphology depicted by an image obtained by SEM
-
- 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
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)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/EP2008/065172 WO2010051855A1 (fr) | 2008-11-07 | 2008-11-07 | Procede de preparation de concentres d'uranium par precipitation en lit fluidise, et preparation d'uo3 et d'u3o8 par sechage/calcination desdits concentres. |
Publications (1)
Publication Number | Publication Date |
---|---|
BRPI0823246A2 true BRPI0823246A2 (pt) | 2015-06-16 |
Family
ID=40473824
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0823246-6A BRPI0823246A2 (pt) | 2008-11-07 | 2008-11-07 | Processos de preparação de um concentrado de urânio sob a forma de partículas sólidas, por precipitação de um pó de uo3 ou de um pó de u3o8 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8628733B2 (pt) |
AU (1) | AU2008363967B2 (pt) |
BR (1) | BRPI0823246A2 (pt) |
CA (1) | CA2742732C (pt) |
EA (1) | EA022535B1 (pt) |
WO (1) | WO2010051855A1 (pt) |
ZA (1) | ZA201103231B (pt) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2394247B1 (es) * | 2010-01-08 | 2013-10-14 | Adelaide Control Engineers Pty Ltd | Procedimiento para la producción de una torta amarilla de trióxido de uranio a partir de un precipitado de peróxido de uranio |
FR2969659B1 (fr) * | 2010-12-24 | 2013-02-08 | Comurhex Soc Pour La Conversion De L Uranium En Metal Et Hexafluorure | Procede de conversion d'uo3 ou de u3o8 en uo4 hydrate. |
FR3017611B1 (fr) | 2014-02-19 | 2016-03-18 | Areva Nc | Procede d'activation de l'u3o8 en vue de sa conversion en uo4 hydrate. |
WO2016023812A1 (en) * | 2014-08-14 | 2016-02-18 | Solvay Sa | Process, assembly and plant using hydrogen peroxide |
CN108815918B (zh) * | 2018-06-25 | 2021-01-26 | 中海(东营)石化有限公司 | 一种基于环保功能的石油加工处理装置 |
US11346017B1 (en) * | 2019-06-20 | 2022-05-31 | United States Of America As Represented By The Secretary Of The Air Force | Single crystalline NaUO3 and method of making same |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2770521A (en) * | 1944-10-20 | 1956-11-13 | Spiegler Louis | Separation of uranium from mixtures |
FR1187352A (fr) | 1959-09-24 | 1959-09-10 | Electrochimie Soc | Procédé pour l'agglomération de cristaux |
US4053559A (en) * | 1976-06-14 | 1977-10-11 | Westinghouse Electric Corporation | Production of uranium dioxide |
FR2443424A1 (fr) * | 1978-12-08 | 1980-07-04 | Ugine Kuhlmann | Uranate de sodium |
FR2457257A1 (fr) * | 1979-05-22 | 1980-12-19 | Ugine Kuhlmann | Uranate d'ammonium sous forme de particules spheriques ayant une bonne coulabilite et son procede d'obtention |
US4302428A (en) * | 1979-11-16 | 1981-11-24 | Mobil Oil Corporation | Yellowcake processing in uranium recovery |
FR2497236A1 (en) | 1980-12-31 | 1982-07-02 | Ugine Kuhlmann | Recovery of uranium from soln. - obtd. by sulphuric acid extn. from ore by pptn. as peroxide in presence of alkaline soln. |
FR2508025A1 (fr) * | 1981-06-19 | 1982-12-24 | Ugine Kuhlmann | Peroxyde d'uranium sous forme de particules spheriques ayant une bonne coulabilite et son procede d'obtention |
FR2634048B1 (fr) * | 1988-07-11 | 1991-04-19 | Pechiney Uranium | Procede de fabrication de pastilles combustibles nucleaires comportant la production et l'utilisation de poudres coulantes et frittables obtenues directement par precipitation de peroxydes |
-
2008
- 2008-11-07 CA CA2742732A patent/CA2742732C/fr active Active
- 2008-11-07 EA EA201100728A patent/EA022535B1/ru not_active IP Right Cessation
- 2008-11-07 AU AU2008363967A patent/AU2008363967B2/en active Active
- 2008-11-07 WO PCT/EP2008/065172 patent/WO2010051855A1/fr active Application Filing
- 2008-11-07 BR BRPI0823246-6A patent/BRPI0823246A2/pt not_active IP Right Cessation
- 2008-11-07 US US13/127,942 patent/US8628733B2/en not_active Expired - Fee Related
-
2011
- 2011-05-04 ZA ZA2011/03231A patent/ZA201103231B/en unknown
Also Published As
Publication number | Publication date |
---|---|
EA022535B1 (ru) | 2016-01-29 |
US8628733B2 (en) | 2014-01-14 |
AU2008363967B2 (en) | 2015-02-12 |
CA2742732A1 (fr) | 2010-05-14 |
ZA201103231B (en) | 2012-01-25 |
US20110212005A1 (en) | 2011-09-01 |
EA201100728A1 (ru) | 2011-12-30 |
AU2008363967A1 (en) | 2010-05-14 |
CA2742732C (fr) | 2016-05-03 |
WO2010051855A1 (fr) | 2010-05-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] |
Free format text: REFERENTE A 10A ANUIDADE. |
|
B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |
Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2487 DE 04-09-2018 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |