Published March 19, 1980 | Version v1
Patent Open

Process for the manufacture of mixed oxide nuclear fuel pellets soluble in nitric acid

Creators

Description

In order to manufacture mixed oxide nuclear fuel soluble in nitric acid with an adjustable ratio, the initial powders are ground with a halogen-free grinding material to a primary grain size of < 2 μm, and then mixed, granulated, pressed into tablets and sintered. (orig.)

Availability note (English)

MF available from INIS under the Report Number; Available from Deutsches Patentamt, Muenchen (Germany, F.R.).

Abstract (German)

Zur Herstellung salpetersaeureloeslicher Mischoxidkernbrennstoffe mit einstellbarem Mischungsverhaeltnis werden die Ausgangspulver mit einem halogenfreien Mahlhilfsmittel bis zu einer Primaerkorngroesse von < 2 μm gemahlen und anschliessend gemischt, granuliert, zu Tabletten gepresst und gesintert. (orig.)

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Additional details

Additional titles

Original title (German)
Verfahren zur Herstellung salpetersaeureloeslicher Mischoxidkernbrennstofftabletten

Publishing Information

Imprint Pagination
10 p.
IPC:
Int. Cl. G21C 3/62; G21C 21/02; C04B 35/51.
IPC
Int. Cl. G21C 3/62; G21C 21/02; C04B 35/51.
Patent number
DE patent document 3010547/A/

INIS

Country of Publication
Germany
Country of Input or Organization
Germany
INIS RN
15020624
Subject category
S11: NUCLEAR FUEL CYCLE AND FUEL MATERIALS;
Descriptors DEI
FABRICATION; GRAIN SIZE; MIXED OXIDE FUELS; MIXING; MIXTURES; PLUTONIUM DIOXIDE; URANIUM DIOXIDE
Descriptors DEC
ACTINIDE COMPOUNDS; CHALCOGENIDES; CRYSTAL STRUCTURE; DISPERSIONS; ENERGY SOURCES; FUELS; MATERIALS; MICROSTRUCTURE; NUCLEAR FUELS; OXIDES; OXYGEN COMPOUNDS; PLUTONIUM COMPOUNDS; PLUTONIUM OXIDES; REACTOR MATERIALS; SIZE; SOLID FUELS; TRANSURANIUM COMPOUNDS; URANIUM COMPOUNDS; URANIUM OXIDES