FR2228741B3 - - Google Patents

Info

Publication number
FR2228741B3
FR2228741B3 FR7416317A FR7416317A FR2228741B3 FR 2228741 B3 FR2228741 B3 FR 2228741B3 FR 7416317 A FR7416317 A FR 7416317A FR 7416317 A FR7416317 A FR 7416317A FR 2228741 B3 FR2228741 B3 FR 2228741B3
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
FR7416317A
Other versions
FR2228741A1 (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.)
US Atomic Energy Commission (AEC)
Original Assignee
US Atomic Energy Commission (AEC)
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 US Atomic Energy Commission (AEC) filed Critical US Atomic Energy Commission (AEC)
Publication of FR2228741A1 publication Critical patent/FR2228741A1/fr
Application granted granted Critical
Publication of FR2228741B3 publication Critical patent/FR2228741B3/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64—Burning or sintering processes
    • C04B35/645—Pressure sintering
    • 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
    • C04B35/50—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds
    • 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
    • C04B35/51—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on compounds of actinides
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C21/00—Apparatus or processes specially adapted to the manufacture of reactors or parts thereof
    • G21C21/18—Manufacture of control elements covered by group G21C7/00
    • 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)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Plasma & Fusion (AREA)
  • Inorganic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Ceramic Products (AREA)
FR7416317A 1973-05-11 1974-05-10 Expired FR2228741B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US359397A US3898309A (en) 1973-05-11 1973-05-11 Method of forming high density oxide pellets by hot pressing at 50{20 {14 100{20 C above the cubic to monoclinic phase transformation temperature

Publications (2)

Publication Number Publication Date
FR2228741A1 FR2228741A1 (fr) 1974-12-06
FR2228741B3 true FR2228741B3 (fr) 1977-03-11

Family

ID=23413629

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7416317A Expired FR2228741B3 (fr) 1973-05-11 1974-05-10

Country Status (6)

Country Link
US (1) US3898309A (fr)
JP (1) JPS50132015A (fr)
DE (1) DE2422936A1 (fr)
FR (1) FR2228741B3 (fr)
GB (1) GB1430526A (fr)
IT (1) IT1012220B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4992225A (en) * 1988-02-03 1991-02-12 General Electric Company Water corrosion-resistant ceramic oxide body
EP3251126B1 (fr) * 2015-01-29 2019-05-15 Framatome GmbH Cible d'irradiation pour production de radio-isotopes et procédé de préparation et d'utilisation de la cible d'irradiation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3031395A (en) * 1960-12-23 1962-04-24 Precht Walter Stabilized europium dioxide for a control rod
NL300095A (fr) * 1962-11-15
US3219593A (en) * 1963-09-26 1965-11-23 Martin Marietta Corp Hafnium oxide-europium oxide compounds and compositions for reactor control elements
US3300848A (en) * 1963-12-24 1967-01-31 Jr Carl F Leitten Method of preparing oxides for neutronic reactor control
US3263004A (en) * 1964-10-08 1966-07-26 Charles H Bean Process of making a sintered, homogeneous dispersion of nuclear fuel and burnable poison
US3485717A (en) * 1967-08-29 1969-12-23 Westinghouse Electric Corp Control element
US3635658A (en) * 1969-04-02 1972-01-18 Sylvania Electric Prod Rare earth oxide process
US3702881A (en) * 1970-06-08 1972-11-14 Canadian Patents Dev Reactive hot pressing an oxide through its polymorphic phase change

Also Published As

Publication number Publication date
DE2422936A1 (de) 1974-11-28
FR2228741A1 (fr) 1974-12-06
IT1012220B (it) 1977-03-10
JPS50132015A (fr) 1975-10-18
US3898309A (en) 1975-08-05
GB1430526A (en) 1976-03-31

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Legal Events

Date Code Title Description
ST Notification of lapse