FR2267988B2 - - Google Patents

Info

Publication number
FR2267988B2
FR2267988B2 FR7413707A FR7413707A FR2267988B2 FR 2267988 B2 FR2267988 B2 FR 2267988B2 FR 7413707 A FR7413707 A FR 7413707A FR 7413707 A FR7413707 A FR 7413707A FR 2267988 B2 FR2267988 B2 FR 2267988B2
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
FR7413707A
Other languages
French (fr)
Other versions
FR2267988A2 (enrdf_load_stackoverflow
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.)
Individual
Original Assignee
Individual
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 to FR7327486A priority Critical patent/FR2238679B1/fr
Application filed by Individual filed Critical Individual
Priority to FR7413707A priority patent/FR2267988B2/fr
Priority to DE19742433992 priority patent/DE2433992C3/de
Priority to GB3309974A priority patent/GB1440726A/en
Publication of FR2267988A2 publication Critical patent/FR2267988A2/fr
Application granted granted Critical
Publication of FR2267988B2 publication Critical patent/FR2267988B2/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/12—Silica-free oxide glass compositions
    • C03C3/23—Silica-free oxide glass compositions containing halogen and at least one oxide, e.g. oxide of boron
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C4/00—Compositions for glass with special properties
    • C03C4/12—Compositions for glass with special properties for luminescent glass; for fluorescent glass
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2/00—Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light
    • G02F2/02—Frequency-changing of light, e.g. by quantum counters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Dispersion Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Glass Compositions (AREA)
  • Led Devices (AREA)
FR7413707A 1973-07-26 1974-04-19 Expired FR2267988B2 (enrdf_load_stackoverflow)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7327486A FR2238679B1 (enrdf_load_stackoverflow) 1973-07-26 1973-07-26
FR7413707A FR2267988B2 (enrdf_load_stackoverflow) 1973-07-26 1974-04-19
DE19742433992 DE2433992C3 (de) 1973-07-26 1974-07-15 Verfahren zur Herstellung von Glaskeramiken zur Umwandlung von infrarotem in sichtbares Licht
GB3309974A GB1440726A (en) 1973-07-26 1974-07-26 Rare earth composition for frequency conversion of radiation

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7327486A FR2238679B1 (enrdf_load_stackoverflow) 1973-07-26 1973-07-26
FR7413707A FR2267988B2 (enrdf_load_stackoverflow) 1973-07-26 1974-04-19

Publications (2)

Publication Number Publication Date
FR2267988A2 FR2267988A2 (enrdf_load_stackoverflow) 1975-11-14
FR2267988B2 true FR2267988B2 (enrdf_load_stackoverflow) 1981-09-11

Family

ID=26217862

Family Applications (2)

Application Number Title Priority Date Filing Date
FR7327486A Expired FR2238679B1 (enrdf_load_stackoverflow) 1973-07-26 1973-07-26
FR7413707A Expired FR2267988B2 (enrdf_load_stackoverflow) 1973-07-26 1974-04-19

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR7327486A Expired FR2238679B1 (enrdf_load_stackoverflow) 1973-07-26 1973-07-26

Country Status (2)

Country Link
FR (2) FR2238679B1 (enrdf_load_stackoverflow)
GB (1) GB1440726A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4936650A (en) * 1986-04-24 1990-06-26 British Telecommunications Public Limited Company Optical wave guides
GB8713698D0 (en) * 1987-06-11 1987-07-15 British Telecomm Glass compositions
CA1294802C (en) * 1986-06-04 1992-01-28 Benjamin J. Ainslie Optical waveguides and their manufacture
GB8724736D0 (en) * 1987-10-22 1987-11-25 British Telecomm Optical fibre
IT1256069B (it) * 1992-07-28 1995-11-27 Minnesota Mining & Mfg Metodo per registrare e riprodurre l'immagine di una radiazione, apparato usante detto metodo,pannello per la memorizzazione dell'immagine di una radiazione a fosfori fotostimolabili
JP3411067B2 (ja) * 1993-08-27 2003-05-26 株式会社住田光学ガラス 波長上方変換透明化ガラスセラミックスおよびその製造方法
FR2714046B1 (fr) * 1993-12-16 1996-03-08 France Telecom Matériaux vitrocéramiques notamment pour lasers et amplificateurs optiques dopés en terres rares et procédé de fabrication de tels matériaux.

Also Published As

Publication number Publication date
FR2238679B1 (enrdf_load_stackoverflow) 1978-06-30
GB1440726A (en) 1976-06-23
FR2238679A1 (enrdf_load_stackoverflow) 1975-02-21
DE2433992A1 (de) 1975-02-27
DE2433992B2 (de) 1976-09-30
FR2267988A2 (enrdf_load_stackoverflow) 1975-11-14

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Legal Events

Date Code Title Description
CL Concession to grant licenses
TP Transmission of property