BE767241A - Absorbeur de neutrons thermiques contenant au moins du nitrure de silicium - Google Patents

Absorbeur de neutrons thermiques contenant au moins du nitrure de silicium

Info

Publication number
BE767241A
BE767241A BE767241A BE767241A BE767241A BE 767241 A BE767241 A BE 767241A BE 767241 A BE767241 A BE 767241A BE 767241 A BE767241 A BE 767241A BE 767241 A BE767241 A BE 767241A
Authority
BE
Belgium
Prior art keywords
silicon nitride
thermal neutron
neutron absorber
absorber containing
thermal
Prior art date
Application number
BE767241A
Other languages
English (en)
French (fr)
Inventor
L R Shepherd
S B Hosegood
United Kingdom Atomic En Ukaea
Original Assignee
Euratom
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 Euratom filed Critical Euratom
Publication of BE767241A publication Critical patent/BE767241A/xx

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C7/00—Control of nuclear reaction
    • G21C7/06—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
    • G21C7/08—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section by displacement of solid control elements, e.g. control rods
    • G21C7/10—Construction of control elements
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C7/00—Control of nuclear reaction
    • G21C7/06—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
    • G21C7/24—Selection of substances for use as neutron-absorbing material
    • 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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Ceramic Products (AREA)
BE767241A 1970-05-21 1971-05-17 Absorbeur de neutrons thermiques contenant au moins du nitrure de silicium BE767241A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB24774/70A GB1283159A (en) 1970-05-21 1970-05-21 Improvements in neutron absorbers

Publications (1)

Publication Number Publication Date
BE767241A true BE767241A (fr) 1971-10-18

Family

ID=10217053

Family Applications (1)

Application Number Title Priority Date Filing Date
BE767241A BE767241A (fr) 1970-05-21 1971-05-17 Absorbeur de neutrons thermiques contenant au moins du nitrure de silicium

Country Status (8)

Country Link
US (1) US3769160A (Direct)
BE (1) BE767241A (Direct)
CH (1) CH522267A (Direct)
DE (1) DE2124311A1 (Direct)
FR (1) FR2100674B1 (Direct)
GB (1) GB1283159A (Direct)
LU (1) LU63174A1 (Direct)
NL (1) NL7106389A (Direct)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4474728A (en) * 1981-12-28 1984-10-02 Westinghouse Electric Corp. Neutron absorber pellets with modified microstructure
FR2713818B1 (fr) * 1993-12-10 1996-01-12 Commissariat Energie Atomique Matériau composite absorbant les neutrons et son procédé de fabrication.
US8537962B1 (en) * 2008-02-08 2013-09-17 Westinghouse Electric Company Llc Advanced gray rod control assembly
US9336910B2 (en) * 2010-10-07 2016-05-10 Bwxt Nuclear Energy, Inc. Control rod/control rod drive mechanism couplings
KR20130061202A (ko) * 2011-11-29 2013-06-11 한국원자력연구원 사용 후 핵연료로부터 발생하는 중성자 처리방법
US9575207B1 (en) 2016-03-07 2017-02-21 Baker Hughes Incorporated Nanostructured glass ceramic neutron shield for down-hole thermal neutron porosity measurement tools

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2988522A (en) * 1955-11-25 1961-06-13 North American Aviation Inc Graphite boron neutron shielding
US3153636A (en) * 1958-10-31 1964-10-20 Carborundum Co Porous bodies of controlled densities and methods of making them
US3108886A (en) * 1958-12-29 1963-10-29 Carborundum Co Hard, refractory crystalline materials
GB878465A (en) * 1959-12-28 1961-09-27 Ici Ltd Neutron-absorbing material
US3261800A (en) * 1960-09-08 1966-07-19 Du Pont Boron nitride incorporated in polymer products
NL300341A (Direct) * 1962-11-12 1900-01-01
GB1106291A (en) * 1963-11-25 1968-03-13 Nat Res Dev Boron-containing materials
US3344080A (en) * 1964-09-16 1967-09-26 Atomic Energy Authority Uk Refractory oxides doped with silicon carbide and silicon nitride
US3321285A (en) * 1964-11-12 1967-05-23 Minnesota Mining & Mfg Molybdenum fiber reinforced alumina
US3326820A (en) * 1965-04-22 1967-06-20 Ibm Arc process for forming high melting point compounds
DE1564226C3 (de) * 1966-02-26 1974-04-04 Kernforschungsanlage Juelich Gmbh, 5170 Juelich Kontroll- und Regelelement für Kernreaktoren
FR1530462A (fr) * 1967-03-24 1968-06-28 Commissariat Energie Atomique Procédé de fabrication de produits graphitiques absorbant les neutrons et produits conformes à ceux obtenus par application du procédé
US3510398A (en) * 1967-06-23 1970-05-05 Phillip M Wood Burnable poison rods
DE1764926A1 (de) * 1968-09-05 1971-12-02 Brown Boweri Krupp Reaktorbau Neutronenabsorbierende Materialien und Verfahren zu deren Herstellung

Also Published As

Publication number Publication date
FR2100674A1 (Direct) 1972-03-24
DE2124311A1 (de) 1971-12-02
FR2100674B1 (Direct) 1974-04-05
LU63174A1 (Direct) 1971-09-01
CH522267A (de) 1972-06-15
GB1283159A (en) 1972-07-26
US3769160A (en) 1973-10-30
NL7106389A (Direct) 1971-11-23

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