FR2426660A1 - Procede de preparation d'un corps faconne par pressage a froid d'un gel - Google Patents

Procede de preparation d'un corps faconne par pressage a froid d'un gel

Info

Publication number
FR2426660A1
FR2426660A1 FR7913404A FR7913404A FR2426660A1 FR 2426660 A1 FR2426660 A1 FR 2426660A1 FR 7913404 A FR7913404 A FR 7913404A FR 7913404 A FR7913404 A FR 7913404A FR 2426660 A1 FR2426660 A1 FR 2426660A1
Authority
FR
France
Prior art keywords
gel
cold pressing
preparing
body shaped
preparation
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
FR7913404A
Other languages
English (en)
Other versions
FR2426660B1 (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.)
UK Atomic Energy Authority
Original Assignee
UK Atomic Energy Authority
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 UK Atomic Energy Authority filed Critical UK Atomic Energy Authority
Publication of FR2426660A1 publication Critical patent/FR2426660A1/fr
Application granted granted Critical
Publication of FR2426660B1 publication Critical patent/FR2426660B1/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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Inorganic Chemistry (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)

Abstract

L'invention concerne la préparation, sans poussières, de corps façonnés. Le façonnage comprend le pressage à froid d'une matière préparée par gélification (précipitation d'un gel, transformation d'une dispersion colloïdale en gel ou gélification interne) sans broyage préalable. Application : préparation de pastilles d'un combustible nucléaire.
FR7913404A 1978-05-26 1979-05-25 Procede de preparation d'un corps faconne par pressage a froid d'un gel Expired FR2426660B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2367178 1978-05-26

Publications (2)

Publication Number Publication Date
FR2426660A1 true FR2426660A1 (fr) 1979-12-21
FR2426660B1 FR2426660B1 (fr) 1986-09-12

Family

ID=10199403

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7913404A Expired FR2426660B1 (fr) 1978-05-26 1979-05-25 Procede de preparation d'un corps faconne par pressage a froid d'un gel

Country Status (6)

Country Link
US (1) US4293507A (fr)
JP (1) JPS54158417A (fr)
BE (1) BE876565A (fr)
DE (1) DE2921424A1 (fr)
FR (1) FR2426660B1 (fr)
IT (1) IT1118740B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4575436A (en) * 1982-08-24 1986-03-11 General Electric Company Production of nuclear fuel products
US4522769A (en) * 1982-08-24 1985-06-11 General Electric Company Method for the manufacture of nuclear fuel products
US4637900A (en) * 1984-01-13 1987-01-20 The United States Of America As Represented By The United States Department Of Energy Fabrication of high exposure nuclear fuel pellets
DE10035451C2 (de) * 2000-07-19 2002-12-05 November Ag Molekulare Medizin Verfahren und Vorrichtung zur Identifizierung einer Polymersequenz

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2001989A1 (fr) * 1968-02-15 1969-10-03 Atomic Energy Authority Uk
FR2124318A1 (fr) * 1971-02-01 1972-09-22 Atomic Energy Authority Uk
FR2300399A1 (fr) * 1975-02-10 1976-09-03 Babcock & Wilcox Co Fabrication de pastilles de combustible nucleaire a porosite controlee
FR2385188A1 (fr) * 1977-03-24 1978-10-20 Foerderung Forschung Gmbh Procede de preparation d'un combustible nucleaire plutonium-uranium ceramique sous forme de pastilles frittees
FR2425128A1 (fr) * 1978-05-05 1979-11-30 Agip Nucleare Spa Procede de preparation de pastilles de combustible nucleaire ceramique

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1175834A (en) * 1966-04-07 1969-12-23 Atomic Energy Authority Uk Improvements in or relating to the Chemical Production of Metal-Containing Materials as Particles and other Configurations
GB1231385A (fr) * 1967-08-04 1971-05-12
GB1253807A (en) * 1967-11-30 1971-11-17 Atomic Energy Authority Uk Improvements in or relating to preparation of ceramic materials
GB1313750A (en) * 1969-10-10 1973-04-18 Atomic Energy Authority Uk Manufacture of microspheres by gel precipitation methods

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2001989A1 (fr) * 1968-02-15 1969-10-03 Atomic Energy Authority Uk
FR2124318A1 (fr) * 1971-02-01 1972-09-22 Atomic Energy Authority Uk
FR2300399A1 (fr) * 1975-02-10 1976-09-03 Babcock & Wilcox Co Fabrication de pastilles de combustible nucleaire a porosite controlee
FR2385188A1 (fr) * 1977-03-24 1978-10-20 Foerderung Forschung Gmbh Procede de preparation d'un combustible nucleaire plutonium-uranium ceramique sous forme de pastilles frittees
FR2425128A1 (fr) * 1978-05-05 1979-11-30 Agip Nucleare Spa Procede de preparation de pastilles de combustible nucleaire ceramique

Also Published As

Publication number Publication date
BE876565A (fr) 1979-09-17
DE2921424C2 (fr) 1989-08-17
DE2921424A1 (de) 1979-12-06
US4293507A (en) 1981-10-06
JPS54158417A (en) 1979-12-14
JPH0152162B2 (fr) 1989-11-08
FR2426660B1 (fr) 1986-09-12
IT7968134A0 (it) 1979-05-25
IT1118740B (it) 1986-03-03

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Legal Events

Date Code Title Description
ST Notification of lapse