ES8404093A1 - Procedimiento para la obtencion de tabletas de material com-bustible nuclear de oxidos mezclados solubles en acido ni- trico - Google Patents

Procedimiento para la obtencion de tabletas de material com-bustible nuclear de oxidos mezclados solubles en acido ni- trico

Info

Publication number
ES8404093A1
ES8404093A1 ES500522A ES500522A ES8404093A1 ES 8404093 A1 ES8404093 A1 ES 8404093A1 ES 500522 A ES500522 A ES 500522A ES 500522 A ES500522 A ES 500522A ES 8404093 A1 ES8404093 A1 ES 8404093A1
Authority
ES
Spain
Prior art keywords
grinding
nitric acid
nuclear fuel
mixed oxide
fuel pellets
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
ES500522A
Other languages
English (en)
Other versions
ES500522A0 (es
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.)
Alkem GmbH
Original Assignee
Alkem GmbH
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
Priority claimed from DE3010547A external-priority patent/DE3010547A1/de
Priority claimed from DE19813109067 external-priority patent/DE3109067A1/de
Application filed by Alkem GmbH filed Critical Alkem GmbH
Publication of ES500522A0 publication Critical patent/ES500522A0/es
Publication of ES8404093A1 publication Critical patent/ES8404093A1/es
Expired 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
    • 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)
  • Physics & Mathematics (AREA)
  • Chemical & Material 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

PROCEDIMIENTO PARA LA OBTENCION DE TABLETAS DE MATERIAL COMBUSTIBLE NUCLEAR DE OXIDOS MEZCLADOS, SOLUBLES EN ACIDO NITRICO.COMPRENDE LAS SIGUIENTES OPERACIONES: PRIMERA, SE FORMA UNA MEZCLA PULVERULENTA A PARTIR DE DIOXIDO DE URANIO (UO2BX) Y DIOXIDO DE PLUTONIO (PUO2) CON UN CONTENIDO DE PUO2 DE HASTA UN 50; SEGUNDA, SE AÑADE A LA MEZCLA FORMADA AGENTES AUXILIARES DE MOLIENDA EXENTOS DE HALOGENO, QUE SON ELIMINABLES SEGUIDAMENTE MEDIANTE PROCESOS DE SECADO O POR TRATAMIENTOS TERMICOS, TAL COMO SINTERIZADO; Y POR ULTIMO, SE MUELE LA MEZCLA PULVERULENTAEN MOLINOS SITUADOS EN EL INTERIOR DE CAJAS DE GUANTES CONTROLANDO EL TAMAÑO DEL GRANO MOLIDO Y A CONTINUACION SE REALIZA EL PROCESO DE GRANULACION, PRENSADO Y SINTERIZADO.
ES500522A 1980-03-19 1981-03-18 Procedimiento para la obtencion de tabletas de material com-bustible nuclear de oxidos mezclados solubles en acido ni- trico Expired ES8404093A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3010547A DE3010547A1 (de) 1980-03-19 1980-03-19 Verfahren zur herstellung salpetersaeureloeslicher mischoxidkernbrennstofftabletten
DE19813109067 DE3109067A1 (de) 1981-03-10 1981-03-10 Verfahren zur herstellung salpetersaeureloeslicher mischoxidkernbrennstofftabletten"

Publications (2)

Publication Number Publication Date
ES500522A0 ES500522A0 (es) 1984-04-01
ES8404093A1 true ES8404093A1 (es) 1984-04-01

Family

ID=25784405

Family Applications (1)

Application Number Title Priority Date Filing Date
ES500522A Expired ES8404093A1 (es) 1980-03-19 1981-03-18 Procedimiento para la obtencion de tabletas de material com-bustible nuclear de oxidos mezclados solubles en acido ni- trico

Country Status (6)

Country Link
EP (1) EP0036214B1 (es)
BR (1) BR8101595A (es)
CA (1) CA1169643A (es)
DE (1) DE3172187D1 (es)
ES (1) ES8404093A1 (es)
PT (1) PT72689B (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4637900A (en) * 1984-01-13 1987-01-20 The United States Of America As Represented By The United States Department Of Energy Fabrication of high exposure nuclear fuel pellets
GB8702371D0 (en) * 1987-02-03 1987-03-11 British Nuclear Fuels Plc Pellet fabrication
DE3802048A1 (de) * 1988-01-25 1989-08-03 Alkem Gmbh Verfahren zum herstellen von kernbrennstoffsinterkoerpern
BE1009054A6 (fr) * 1995-02-14 1996-11-05 Siemens Ag Procede de fabrication de comprimes d'oxyde mixte de (u, pu)o2.
FR3053151B1 (fr) * 2016-06-23 2018-08-10 Commissariat A L'energie Atomique Et Aux Energies Alternatives Procede de dissolution d'un combustible nucleaire

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL247542A (es) * 1959-01-20
FR1520531A (fr) * 1967-02-13 1968-04-12 Commissariat Energie Atomique Procédé de fabrication de pièces frittées en oxyde d'uranium ou d'élément transuranien
GB1207415A (en) * 1968-02-07 1970-09-30 British Petroleum Co Preparation of unsaturated esters
US4061700A (en) * 1975-09-10 1977-12-06 General Electric Company Fugitive binder for nuclear fuel materials
DE2833054C2 (de) * 1978-07-27 1982-07-01 Alkem Gmbh, 6450 Hanau Verfahren zur Herstellung von PuO↓2↓/UO↓2↓-Kernbrennstoffen

Also Published As

Publication number Publication date
EP0036214A3 (en) 1981-10-07
DE3172187D1 (en) 1985-10-17
PT72689A (de) 1981-04-01
PT72689B (de) 1982-03-22
ES500522A0 (es) 1984-04-01
EP0036214B1 (de) 1985-09-11
CA1169643A (en) 1984-06-26
BR8101595A (pt) 1981-09-22
EP0036214A2 (de) 1981-09-23

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19990601