ES8406771A1 - "metodo para aumentar el tamano de los granos de oxido de uranio sinterizado en la fabricacion de combustible nuclear". - Google Patents
"metodo para aumentar el tamano de los granos de oxido de uranio sinterizado en la fabricacion de combustible nuclear".Info
- Publication number
- ES8406771A1 ES8406771A1 ES515517A ES515517A ES8406771A1 ES 8406771 A1 ES8406771 A1 ES 8406771A1 ES 515517 A ES515517 A ES 515517A ES 515517 A ES515517 A ES 515517A ES 8406771 A1 ES8406771 A1 ES 8406771A1
- Authority
- ES
- Spain
- Prior art keywords
- grain size
- uranium oxide
- enlarging
- enlarging grain
- powdered
- 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
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
-
- 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Ceramic Engineering (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
METODO PARA AUMENTAR EL TAMAÑO DE LOS GRANOS DE OXIDO DE URANIO SINTERIZADO EN LA FABRICACION DE COMBUSTIBLE NUCLEAR FISIONABLE.COMPRENDE LAS SIGUIENTES OPERACIONES: PRIMERA, SE AÑADE UN 5 EN PESO DE UNA SOLUCION DE PEROXIDO DE HIDROGENO AL OXIDO DE URANIO PULVERIZADO SOLIDO Y SE MEZCLA DICHA SOLUCION CON EL OXIDO DE URANIO; SEGUNDA, SE COMPRIME EL OXIDO DE URANIO PULVERIZADO CON LA SOLUCION DE PEROXIDO DE HIDROGENO, PARA FORMAR CUERPOS COHERENTES NO ENDURECIDOS; Y POR ULTIMO, SE SINTERIZAN LOS CITADOS CUERPOS COHERENTES NO ENDURECIDOS PARAAUMENTAR EL TAMAÑO DE LOS GRANOS.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/310,619 US4401608A (en) | 1981-10-13 | 1981-10-13 | Method for enlarging grain size of uranium oxide |
Publications (2)
Publication Number | Publication Date |
---|---|
ES515517A0 ES515517A0 (es) | 1984-07-16 |
ES8406771A1 true ES8406771A1 (es) | 1984-07-16 |
Family
ID=23203357
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES515517A Expired ES8406771A1 (es) | 1981-10-13 | 1982-09-06 | "metodo para aumentar el tamano de los granos de oxido de uranio sinterizado en la fabricacion de combustible nuclear". |
Country Status (7)
Country | Link |
---|---|
US (1) | US4401608A (es) |
JP (1) | JPS5895617A (es) |
CA (1) | CA1178045A (es) |
DE (1) | DE3235944A1 (es) |
ES (1) | ES8406771A1 (es) |
IT (1) | IT1152568B (es) |
SE (1) | SE8205802L (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
JPS58213300A (ja) * | 1982-06-04 | 1983-12-12 | 株式会社日立製作所 | 放射性廃棄物の処理方法 |
GB8702371D0 (en) * | 1987-02-03 | 1987-03-11 | British Nuclear Fuels Plc | Pellet fabrication |
US4869866A (en) * | 1987-11-20 | 1989-09-26 | General Electric Company | Nuclear fuel |
US4869868A (en) * | 1987-11-23 | 1989-09-26 | General Electric Company | Nuclear fuel |
US4869867A (en) * | 1987-11-25 | 1989-09-26 | General Electric Company | Nuclear fuel |
JP3170468B2 (ja) * | 1996-12-27 | 2001-05-28 | 核燃料サイクル開発機構 | 核燃料ペレットの製造方法 |
US10361007B2 (en) | 2014-09-08 | 2019-07-23 | Westinghouse Electric Sweden Ab | Method of making a nuclear fuel pellet for a nuclear power reactor |
JP6581185B2 (ja) * | 2014-09-08 | 2019-09-25 | ウェスティングハウス エレクトリック スウェーデン アーベー | 核動力炉のための核燃料ペレットを製作する方法 |
ES2964846T3 (es) * | 2018-06-21 | 2024-04-09 | Westinghouse Electric Sweden Ab | Pastilla de combustible y método de preparación de una pastilla de combustible |
CN114509464A (zh) * | 2020-11-17 | 2022-05-17 | 中核建中核燃料元件有限公司 | 一种二氧化铀芯块平均晶粒尺寸非破坏性检测方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB979544A (en) * | 1961-06-13 | 1965-01-06 | Atomic Energy Authority Uk | Improvements in or relating to the production of uranium dioxide |
US3923933A (en) * | 1968-10-29 | 1975-12-02 | Gen Electric | Process for preparing sintered uranium dioxide grains |
US3761547A (en) * | 1970-07-17 | 1973-09-25 | Gen Electric | Process for controlling surface area of ceramic powders |
JPS4736157U (es) * | 1971-05-07 | 1972-12-21 | ||
US3803273A (en) * | 1971-08-27 | 1974-04-09 | Gen Electric | Ceramic fuel fabrication process providing controlled density and grain size |
US3883623A (en) * | 1972-10-17 | 1975-05-13 | Gen Electric | Process for controlling end-point density of sintered uranium dioxide nuclear fuel bodies and product |
US4061700A (en) * | 1975-09-10 | 1977-12-06 | General Electric Company | Fugitive binder for nuclear fuel materials |
DE2623977C3 (de) * | 1976-05-28 | 1979-04-12 | Nukem Gmbh, 6450 Hanau | Verfahren und Vorrichtung zur Herstellung von rieselfähigem, direkt verpressbarem Urandioxid-Pulver |
CA1127384A (en) * | 1978-04-28 | 1982-07-13 | Tadeusz W. Zawidzki | Uranium dioxide pellets |
-
1981
- 1981-10-13 US US06/310,619 patent/US4401608A/en not_active Expired - Lifetime
-
1982
- 1982-09-06 ES ES515517A patent/ES8406771A1/es not_active Expired
- 1982-09-14 IT IT23251/82A patent/IT1152568B/it active
- 1982-09-24 CA CA000412174A patent/CA1178045A/en not_active Expired
- 1982-09-29 DE DE19823235944 patent/DE3235944A1/de not_active Withdrawn
- 1982-10-12 JP JP57177720A patent/JPS5895617A/ja active Pending
- 1982-10-12 SE SE8205802A patent/SE8205802L/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
US4401608A (en) | 1983-08-30 |
ES515517A0 (es) | 1984-07-16 |
SE8205802L (sv) | 1983-04-14 |
JPS5895617A (ja) | 1983-06-07 |
DE3235944A1 (de) | 1983-05-11 |
SE8205802D0 (sv) | 1982-10-12 |
CA1178045A (en) | 1984-11-20 |
IT8223251A0 (it) | 1982-09-14 |
IT1152568B (it) | 1987-01-07 |
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