ES447884A1 - Un metodo para la fabricacion de un cristal de alta pureza. - Google Patents

Un metodo para la fabricacion de un cristal de alta pureza.

Info

Publication number
ES447884A1
ES447884A1 ES447884A ES447884A ES447884A1 ES 447884 A1 ES447884 A1 ES 447884A1 ES 447884 A ES447884 A ES 447884A ES 447884 A ES447884 A ES 447884A ES 447884 A1 ES447884 A1 ES 447884A1
Authority
ES
Spain
Prior art keywords
crystal
glass manufacture
constituents
fusion
manufacture
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.)
Expired
Application number
ES447884A
Other languages
English (en)
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES447884A1 publication Critical patent/ES447884A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/22—Furnaces without an endless core
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B15/00—Drawing glass upwardly from the melt
    • C03B15/14—Drawing tubes, cylinders, or rods from the melt
    • C03B15/16—Drawing tubes, cylinders or rods, coated with coloured layers
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/02—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating
    • C03B5/021—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by induction heating
    • 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
    • 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
    • C04B35/653—Processes involving a melting step
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
    • G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
    • G01R19/16547—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies voltage or current in AC supplies
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/36—Coil arrangements
    • H05B6/367—Coil arrangements for melting furnaces

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Surface Treatment Of Glass (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Glass Compositions (AREA)
ES447884A 1975-05-13 1976-05-13 Un metodo para la fabricacion de un cristal de alta pureza. Expired ES447884A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2008075A GB1487446A (en) 1975-05-13 1975-05-13 Glass manufacture

Publications (1)

Publication Number Publication Date
ES447884A1 true ES447884A1 (es) 1977-07-16

Family

ID=10140035

Family Applications (1)

Application Number Title Priority Date Filing Date
ES447884A Expired ES447884A1 (es) 1975-05-13 1976-05-13 Un metodo para la fabricacion de un cristal de alta pureza.

Country Status (6)

Country Link
AU (1) AU498107B2 (es)
ES (1) ES447884A1 (es)
FR (1) FR2310975A1 (es)
GB (1) GB1487446A (es)
IT (1) IT1060422B (es)
NL (1) NL181103C (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2648065A1 (fr) * 1989-06-12 1990-12-14 Solvay Dispositif pour recuperer par fusion le metal constitutif d'un noyau fusible
AT521245B1 (de) * 2018-08-28 2019-12-15 Ib Eng Gmbh Schmelzofen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7408905A (nl) * 1973-07-05 1975-01-07 Int Standard Electric Corp Werkwijze en inrichting voor de bereiding van glas.
GB1439261A (en) * 1973-08-30 1976-06-16 Standard Telephones Cables Ltd Production of clad glass rod

Also Published As

Publication number Publication date
AU498107B2 (en) 1979-02-08
IT1060422B (it) 1982-08-20
AU1364776A (en) 1977-11-10
NL7604758A (nl) 1976-11-16
NL181103C (nl) 1987-06-16
GB1487446A (en) 1977-09-28
NL181103B (nl) 1987-01-16
FR2310975B1 (es) 1980-08-01
FR2310975A1 (fr) 1976-12-10

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970612