FR2503695B1 - - Google Patents

Info

Publication number
FR2503695B1
FR2503695B1 FR8107378A FR8107378A FR2503695B1 FR 2503695 B1 FR2503695 B1 FR 2503695B1 FR 8107378 A FR8107378 A FR 8107378A FR 8107378 A FR8107378 A FR 8107378A FR 2503695 B1 FR2503695 B1 FR 2503695B1
Authority
FR
France
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
FR8107378A
Other versions
FR2503695A1 (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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR8107378A priority Critical patent/FR2503695A1/fr
Publication of FR2503695A1 publication Critical patent/FR2503695A1/fr
Application granted granted Critical
Publication of FR2503695B1 publication Critical patent/FR2503695B1/fr
Granted legal-status Critical Current

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
    • G21C7/24—Selection of substances for use as neutron-absorbing material
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/56—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides
    • C04B35/563—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on boron carbide
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F1/00—Shielding characterised by the composition of the materials
    • G21F1/02—Selection of uniform shielding materials
    • G21F1/06—Ceramics; Glasses; Refractories
    • 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)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Ceramic Engineering (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Ceramic Products (AREA)
FR8107378A 1981-04-13 1981-04-13 Procede de fabrication de pastilles en carbure de bore poreux, utilisable pour la realisation de barres de commande pour reacteur nucleaire Granted FR2503695A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8107378A FR2503695A1 (fr) 1981-04-13 1981-04-13 Procede de fabrication de pastilles en carbure de bore poreux, utilisable pour la realisation de barres de commande pour reacteur nucleaire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8107378A FR2503695A1 (fr) 1981-04-13 1981-04-13 Procede de fabrication de pastilles en carbure de bore poreux, utilisable pour la realisation de barres de commande pour reacteur nucleaire

Publications (2)

Publication Number Publication Date
FR2503695A1 FR2503695A1 (fr) 1982-10-15
FR2503695B1 true FR2503695B1 (fr) 1985-05-17

Family

ID=9257331

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8107378A Granted FR2503695A1 (fr) 1981-04-13 1981-04-13 Procede de fabrication de pastilles en carbure de bore poreux, utilisable pour la realisation de barres de commande pour reacteur nucleaire

Country Status (1)

Country Link
FR (1) FR2503695A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2799877B1 (fr) * 1999-10-13 2001-11-23 Commissariat Energie Atomique Matrice de confinement a base de bore pour le stockage ou l'incineration d'elements radioactifs a vie longue
CN106744737B (zh) * 2017-01-13 2018-10-12 河北工业大学 一种胺辅助低温合成多孔氮化硼的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2728128A (en) * 1951-11-29 1955-12-27 Sheer Charles Method of producing boron carbide articles and product thereof
US3153636A (en) * 1958-10-31 1964-10-20 Carborundum Co Porous bodies of controlled densities and methods of making them
FR1568883A (fr) * 1968-02-09 1969-05-30
DE1901624A1 (de) * 1969-01-14 1970-08-13 Sigri Elektrographit Gmbh Schaumkunstkohle,Verfahren zu ihrer Herstellung und Verwendung derselben
US3725015A (en) * 1970-06-08 1973-04-03 Norton Co Process for forming high density refractory shapes and the products resulting therefrom
DE2751998A1 (de) * 1977-11-22 1979-05-23 Kempten Elektroschmelz Gmbh Verfahren zur herstellung von polykristallinen dichten formkoerpern aus borcarbid durch drucklose sinterung
DE2752040C3 (de) * 1977-11-22 1981-10-08 Elektroschmelzwerk Kempten GmbH, 8000 München Neutronenabsorberplatten auf Grundlage von Borcarbid und Kohlenstoff und Verfahren zu ihrer Herstellung
DE2855547A1 (de) * 1978-11-01 1980-05-22 Kempten Elektroschmelz Gmbh Neutronenabsorberplatten auf grundlage von borcarbid und kohlenstoff und verfahren zu ihrer herstellung (ii)

Also Published As

Publication number Publication date
FR2503695A1 (fr) 1982-10-15

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Legal Events

Date Code Title Description
ST Notification of lapse