FR2392471A1 - Procede pour la preparation de particules spheriques de combustible nucleaire - Google Patents

Procede pour la preparation de particules spheriques de combustible nucleaire

Info

Publication number
FR2392471A1
FR2392471A1 FR7815448A FR7815448A FR2392471A1 FR 2392471 A1 FR2392471 A1 FR 2392471A1 FR 7815448 A FR7815448 A FR 7815448A FR 7815448 A FR7815448 A FR 7815448A FR 2392471 A1 FR2392471 A1 FR 2392471A1
Authority
FR
France
Prior art keywords
preparation
nuclear fuel
spherical particles
hardening
radiation
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.)
Granted
Application number
FR7815448A
Other languages
English (en)
Other versions
FR2392471B1 (fr
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.)
Nukem GmbH
Original Assignee
Nukem 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
Application filed by Nukem GmbH filed Critical Nukem GmbH
Publication of FR2392471A1 publication Critical patent/FR2392471A1/fr
Application granted granted Critical
Publication of FR2392471B1 publication Critical patent/FR2392471B1/fr
Granted 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
    • B01J2/28—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic using special binding agents
    • 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
    • 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
    • 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)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • Ceramic Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Glanulating (AREA)

Abstract

a. Procédé pour la préparation de particules sphériques de combustible nucléaire. b. Procédé caractérisé en ce que le durcissement des gouttes s'effectue pendant la chute de celles-ci dans un milieu gazeux, par apport d'énergie sous forme de rayonnement
FR7815448A 1977-05-24 1978-05-24 Procede pour la preparation de particules spheriques de combustible nucleaire Granted FR2392471A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0369577A AT366845B (de) 1977-05-24 1977-05-24 Verfahren zur herstellung von sphaerischen kernbrennstoffteilchen

Publications (2)

Publication Number Publication Date
FR2392471A1 true FR2392471A1 (fr) 1978-12-22
FR2392471B1 FR2392471B1 (fr) 1980-10-31

Family

ID=3554122

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7815448A Granted FR2392471A1 (fr) 1977-05-24 1978-05-24 Procede pour la preparation de particules spheriques de combustible nucleaire

Country Status (5)

Country Link
JP (1) JPS541310A (fr)
AT (1) AT366845B (fr)
DE (1) DE2822387A1 (fr)
FR (1) FR2392471A1 (fr)
GB (1) GB1598302A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0048360A1 (fr) * 1980-09-23 1982-03-31 Gesellschaft zur Förderung der industrieorientierten Forschung an den Schweizerischen Hochschulen und weiteren Institutionen Procédé et installation pour préparer des microsphères par gélation interne de gouttes composées
EP0314468A1 (fr) * 1987-10-27 1989-05-03 Ciba Specialty Chemicals Water Treatments Limited Procédé de polymérisation et compositions
FR2998484A1 (fr) * 2012-11-28 2014-05-30 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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9646729B2 (en) * 2013-01-18 2017-05-09 Westinghouse Electric Company Llc Laser sintering systems and methods for remote manufacture of high density pellets containing highly radioactive elements

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2088170A1 (fr) * 1970-05-25 1972-01-07 Commissariat Energie Atomique
GB1438020A (en) * 1972-09-21 1976-06-03 Mead Corp Apparatus and method for refining molten iron

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2088170A1 (fr) * 1970-05-25 1972-01-07 Commissariat Energie Atomique
GB1438020A (en) * 1972-09-21 1976-06-03 Mead Corp Apparatus and method for refining molten iron

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0048360A1 (fr) * 1980-09-23 1982-03-31 Gesellschaft zur Förderung der industrieorientierten Forschung an den Schweizerischen Hochschulen und weiteren Institutionen Procédé et installation pour préparer des microsphères par gélation interne de gouttes composées
EP0314468A1 (fr) * 1987-10-27 1989-05-03 Ciba Specialty Chemicals Water Treatments Limited Procédé de polymérisation et compositions
FR2998484A1 (fr) * 2012-11-28 2014-05-30 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
WO2014083092A1 (fr) * 2012-11-28 2014-06-05 Commissariat A L'energie Atomique Et Aux Energies Alternatives Procédé de fabrication de microsphérules solides de composés d'actinide à partir d'une solution de sel d'actinide et le dispositif associé

Also Published As

Publication number Publication date
GB1598302A (en) 1981-09-16
AT366845B (de) 1982-05-10
ATA369577A (de) 1981-09-15
FR2392471B1 (fr) 1980-10-31
DE2822387A1 (de) 1978-12-07
JPS541310A (en) 1979-01-08

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Legal Events

Date Code Title Description
TP Transmission of property
TP Transmission of property
ST Notification of lapse