ES8403347A1 - "metodo para preparar un polvo sinterizable de dioxido de uranio". - Google Patents
"metodo para preparar un polvo sinterizable de dioxido de uranio".Info
- Publication number
- ES8403347A1 ES8403347A1 ES515439A ES515439A ES8403347A1 ES 8403347 A1 ES8403347 A1 ES 8403347A1 ES 515439 A ES515439 A ES 515439A ES 515439 A ES515439 A ES 515439A ES 8403347 A1 ES8403347 A1 ES 8403347A1
- Authority
- ES
- Spain
- Prior art keywords
- uranium dioxide
- dioxide powder
- methods
- preparing
- microwave induction
- 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
-
- 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
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Disintegrating Or Milling (AREA)
Abstract
COMPRENDE LAS SIGUIENTES ETAPAS: PRIMERA, SE ELIGE UN MATERIAL DE PARTIDA QUE COMPRENDE UN COMPUESTO ELEGIDO DEL GRUPO FORMADO POR HEXAHIDRATO DE NITRATO DE URANILO, DIURANATO AMONICO Y URANILCARBONATO AMONICO; SEGUNDA, SE CALIENTA EL COMPUESTO DE PARTIDA EN UN HORNO DE INDUCCION DE MICROONDAS DURANTE UN PERIODO DE TIEMPO SUFICIENTE PARA DESCOMPONER DICHO COMPUESTO DE PARTIDA; TERCERA, SE CALIENTA EL COMPUESTO DESCOMPUESTO EN UN HORNO DE INDUCCION DE MICROONDAS EN UNA ATMOSFERA REDUCTORA, DURANTE UN PERIODO DE TIEMPO SUFICIENTE PARA REDUCIR EL COMPUESTO DESCOMPUESTO EN POLVO DEDIOXIDO DE URANIO; Y POR ULTIMO, SE ENFRIA EL POLVO DE DIOXIDO DE URANIO EN UNA ATMOSFERA REDUCTORA.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US30126781A | 1981-09-11 | 1981-09-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8403347A1 true ES8403347A1 (es) | 1984-04-01 |
ES515439A0 ES515439A0 (es) | 1984-04-01 |
Family
ID=23162649
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES515439A Granted ES515439A0 (es) | 1981-09-11 | 1982-09-02 | "metodo para preparar un polvo sinterizable de dioxido de uranio". |
Country Status (18)
Country | Link |
---|---|
JP (1) | JPS5874526A (es) |
KR (1) | KR880002699B1 (es) |
AT (1) | AT385267B (es) |
AU (1) | AU8813382A (es) |
BE (1) | BE894371A (es) |
BR (1) | BR8205375A (es) |
CA (1) | CA1197069A (es) |
CH (1) | CH654820A5 (es) |
DE (1) | DE3232867A1 (es) |
DK (1) | DK406882A (es) |
ES (1) | ES515439A0 (es) |
FR (1) | FR2512801B1 (es) |
GB (1) | GB2105697B (es) |
IL (1) | IL66706A (es) |
IT (2) | IT1192507B (es) |
NL (1) | NL8203357A (es) |
NO (1) | NO823079L (es) |
SE (1) | SE8205138L (es) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6228337B1 (en) * | 1998-12-02 | 2001-05-08 | Cameco Corporation | Method for reducing uranium trioxide |
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 |
EP1985587A1 (en) * | 2007-04-27 | 2008-10-29 | Westinghouse Electric Company LLC | Two step dry UO2 production process |
CN113023782B (zh) * | 2021-03-10 | 2023-05-05 | 哈尔滨工程大学 | 一种重铀酸钠(Na2U2O7)直接制备UO2的方法 |
CN116253363A (zh) * | 2022-11-25 | 2023-06-13 | 中国核动力研究设计院 | 一种二氧化铀粉末及其制备方法和应用 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3579311A (en) * | 1968-04-25 | 1971-05-18 | Gen Electric | Process and apparatus for producing uo2 powder |
FR2370695A1 (fr) * | 1976-11-16 | 1978-06-09 | Comurhex | Amelioration au procede de transformation du nitrate d'uranyle en oxyde d'uranium |
DE2724710A1 (de) * | 1977-06-01 | 1978-12-07 | Reaktor Brennelement Union | Verfahren zur herstellung von urandioxidpulver |
JPS54121442A (en) * | 1978-03-13 | 1979-09-20 | Power Reactor & Nuclear Fuel Dev Corp | Microwave heating device for radioactive material |
JPS55104926A (en) * | 1979-01-29 | 1980-08-11 | Toshiba Corp | Microwave heat-denitrating apparatus |
-
1982
- 1982-08-27 NL NL8203357A patent/NL8203357A/nl not_active Application Discontinuation
- 1982-09-02 IL IL66706A patent/IL66706A/xx unknown
- 1982-09-02 ES ES515439A patent/ES515439A0/es active Granted
- 1982-09-03 GB GB08225109A patent/GB2105697B/en not_active Expired
- 1982-09-03 DE DE19823232867 patent/DE3232867A1/de not_active Withdrawn
- 1982-09-06 JP JP57154070A patent/JPS5874526A/ja active Pending
- 1982-09-06 CH CH5292/82A patent/CH654820A5/fr not_active IP Right Cessation
- 1982-09-08 AT AT0335682A patent/AT385267B/de not_active IP Right Cessation
- 1982-09-08 AU AU88133/82A patent/AU8813382A/en not_active Abandoned
- 1982-09-09 SE SE8205138A patent/SE8205138L/xx not_active Application Discontinuation
- 1982-09-10 NO NO823079A patent/NO823079L/no unknown
- 1982-09-10 DK DK406882A patent/DK406882A/da not_active Application Discontinuation
- 1982-09-10 KR KR8204119A patent/KR880002699B1/ko active
- 1982-09-10 BE BE0/208992A patent/BE894371A/fr not_active IP Right Cessation
- 1982-09-10 IT IT09510/82A patent/IT1192507B/it active
- 1982-09-10 FR FR828215362A patent/FR2512801B1/fr not_active Expired
- 1982-09-10 IT IT1982A09510A patent/IT8209510A1/it unknown
- 1982-09-10 CA CA000411251A patent/CA1197069A/en not_active Expired
- 1982-09-13 BR BR8205375A patent/BR8205375A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
NO823079L (no) | 1983-03-14 |
KR880002699B1 (ko) | 1988-12-26 |
CH654820A5 (fr) | 1986-03-14 |
JPS5874526A (ja) | 1983-05-06 |
FR2512801B1 (fr) | 1989-02-24 |
IT8209510A0 (it) | 1982-09-10 |
IL66706A0 (en) | 1982-12-31 |
GB2105697B (en) | 1985-09-11 |
SE8205138D0 (sv) | 1982-09-09 |
IL66706A (en) | 1986-01-31 |
ES515439A0 (es) | 1984-04-01 |
NL8203357A (nl) | 1983-04-05 |
IT8209510A1 (it) | 1984-03-10 |
IT1192507B (it) | 1988-04-20 |
KR840001452A (ko) | 1984-05-07 |
ATA335682A (de) | 1987-08-15 |
CA1197069A (en) | 1985-11-26 |
SE8205138L (sv) | 1983-03-12 |
AT385267B (de) | 1988-03-10 |
BR8205375A (pt) | 1983-08-23 |
BE894371A (fr) | 1983-01-03 |
GB2105697A (en) | 1983-03-30 |
FR2512801A1 (fr) | 1983-03-18 |
DK406882A (da) | 1983-03-12 |
AU8813382A (en) | 1983-03-17 |
DE3232867A1 (de) | 1983-12-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5538497A (en) | Method of and tunnel furnace for heat treatment of untreated carbon products | |
GB887942A (en) | An improved heat resisting material comprising self-bonded silicon nitride with silicon carbide dispersed therein and method for producing it | |
ES8403347A1 (es) | "metodo para preparar un polvo sinterizable de dioxido de uranio". | |
SE8204413D0 (sv) | Kernbrenslepelletter | |
DE3360432D1 (en) | Method of treating a metallic oxide powder, and its use in producing nuclear fuel pellets | |
JPS51130607A (en) | Long cylindrical heating furnace for treatment of materials at high temperatures in highhpressure gaseous atmosphere | |
ES8402968A1 (es) | Procedimiento para la obtencion de cuerpos sinterizados de combustible nuclear oxidico. | |
JPS51111941A (en) | Utilization method of exhaust heat of heating furnace & heating furnac e structured to utilize exhaust heat | |
GB946513A (en) | Preparation of spherical uranium dioxide particles | |
GB1065742A (en) | Method of preparing high-density,compactible uranium dioxide particles | |
GB964851A (en) | Fuel composition for nuclear reactors | |
ES8707818A1 (es) | Procedimiento para la obtencion de cuerpos sinterizados de material combustible nuclear en estado de oxido | |
Thornton et al. | Method for preparing a sinterable uranium dioxide powder | |
JPS539279A (en) | Annealing method for metallic oxide single crystal | |
GB1182080A (en) | Nuclear Fuel | |
GB1053645A (es) | ||
JPS5794337A (en) | Conversion device | |
NZ237315A (en) | High temperature induction furnace with susceptor located within charge | |
JPS547402A (en) | Method of produging and cooling hot agglomerates of fuel | |
GB1375371A (es) | ||
JPS53141114A (en) | Heat treating method combined heating furnace and gradually cooling cover | |
GB878743A (en) | Furnace group for firing ceramic material | |
GB936007A (en) | Process for the production of uranium monocarbide | |
Sommer | Heat Treatment in the Fluidized Bed | |
GB1043539A (en) | A process for treating ore |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19971201 |