CH470323A - Process for the preparation of sintered pollucite and its use for the manufacture of a radioactive source or cesium 137 - Google Patents

Process for the preparation of sintered pollucite and its use for the manufacture of a radioactive source or cesium 137

Info

Publication number
CH470323A
CH470323A CH904166A CH904166A CH470323A CH 470323 A CH470323 A CH 470323A CH 904166 A CH904166 A CH 904166A CH 904166 A CH904166 A CH 904166A CH 470323 A CH470323 A CH 470323A
Authority
CH
Switzerland
Prior art keywords
pollucite
cesium
sintered
manufacture
preparation
Prior art date
Application number
CH904166A
Other languages
French (fr)
Inventor
Olombel Andre
Perebaskine Cecile
Raggenbass Andre
Original Assignee
Commissariat Energie Atomique
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
Priority claimed from FR21960A external-priority patent/FR1478340A/en
Priority claimed from FR21959A external-priority patent/FR1478339A/en
Application filed by Commissariat Energie Atomique filed Critical Commissariat Energie Atomique
Publication of CH470323A publication Critical patent/CH470323A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/20—Silicates
    • C01B33/26—Aluminium-containing silicates, i.e. silico-aluminates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/20—Silicates
    • C01B33/36—Silicates having base-exchange properties but not having molecular sieve properties
    • C01B33/38—Layered base-exchange silicates, e.g. clays, micas or alkali metal silicates of kenyaite or magadiite type
    • C01B33/40—Clays
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/20—Silicates
    • C01B33/36—Silicates having base-exchange properties but not having molecular sieve properties
    • C01B33/38—Layered base-exchange silicates, e.g. clays, micas or alkali metal silicates of kenyaite or magadiite type
    • C01B33/42—Micas ; Interstratified clay-mica products
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/20—Silicates
    • C01B33/36—Silicates having base-exchange properties but not having molecular sieve properties
    • C01B33/46—Amorphous silicates, e.g. so-called "amorphous zeolites"
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21G—CONVERSION OF CHEMICAL ELEMENTS; RADIOACTIVE SOURCES
    • G21G4/00—Radioactive sources
    • G21G4/04—Radioactive sources other than neutron sources

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Dispersion Chemistry (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Catalysts (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
CH904166A 1965-06-23 1966-06-22 Process for the preparation of sintered pollucite and its use for the manufacture of a radioactive source or cesium 137 CH470323A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR21960A FR1478340A (en) 1965-06-23 1965-06-23 Process for preparing sintered pollucite
FR21959A FR1478339A (en) 1965-06-23 1965-06-23 Sintered pollucite ceramic radioactive source

Publications (1)

Publication Number Publication Date
CH470323A true CH470323A (en) 1969-03-31

Family

ID=26164292

Family Applications (1)

Application Number Title Priority Date Filing Date
CH904166A CH470323A (en) 1965-06-23 1966-06-22 Process for the preparation of sintered pollucite and its use for the manufacture of a radioactive source or cesium 137

Country Status (9)

Country Link
BE (1) BE682573A (en)
CH (1) CH470323A (en)
DE (1) DE1567418B2 (en)
ES (1) ES328255A1 (en)
GB (1) GB1119768A (en)
IL (1) IL25985A (en)
LU (1) LU51374A1 (en)
NL (1) NL6608566A (en)
SE (1) SE300944B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0491459A2 (en) * 1990-12-19 1992-06-24 Tosoh Corporation Pollucite powders with low thermal expansion coefficients and methods for their preparation

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109704351A (en) * 2019-03-05 2019-05-03 西南科技大学 A kind of low temperature of pollucite exempts to calcine preparation method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0491459A2 (en) * 1990-12-19 1992-06-24 Tosoh Corporation Pollucite powders with low thermal expansion coefficients and methods for their preparation
EP0491459A3 (en) * 1990-12-19 1993-06-30 Tosoh Corporation Pollucite powders with low thermal expansion coefficients and methods for their preparation

Also Published As

Publication number Publication date
GB1119768A (en) 1968-07-10
DE1567418B2 (en) 1972-05-04
LU51374A1 (en) 1966-08-22
IL25985A (en) 1970-02-19
NL6608566A (en) 1966-12-27
ES328255A1 (en) 1968-01-01
BE682573A (en) 1966-11-14
DE1567418A1 (en) 1970-08-13
SE300944B (en) 1968-05-13

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Legal Events

Date Code Title Description
PL Patent ceased