CA1019407A - Radio frequency preparation of pure glass - Google Patents

Radio frequency preparation of pure glass

Info

Publication number
CA1019407A
CA1019407A CA207,725A CA207725A CA1019407A CA 1019407 A CA1019407 A CA 1019407A CA 207725 A CA207725 A CA 207725A CA 1019407 A CA1019407 A CA 1019407A
Authority
CA
Canada
Prior art keywords
radio frequency
pure glass
frequency preparation
preparation
pure
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
CA207,725A
Other languages
English (en)
Other versions
CA207725S (en
Inventor
Clive E.E. Stewart
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.)
STC PLC
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Priority claimed from CH1464874A external-priority patent/CH590794A5/xx
Application granted granted Critical
Publication of CA1019407A publication Critical patent/CA1019407A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C03B5/025—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by arc discharge or plasma heating
    • 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
    • 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
    • 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
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • 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
    • C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/18—Stirring devices; Homogenisation
    • C03B5/183—Stirring devices; Homogenisation using thermal means, e.g. for creating convection currents
    • C03B5/185—Electric means
    • 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
    • C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/225—Refining

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Thermal Sciences (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Glass Compositions (AREA)
  • General Induction Heating (AREA)
CA207,725A 1973-08-30 1974-08-23 Radio frequency preparation of pure glass Expired CA1019407A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4089073A GB1439496A (en) 1973-08-30 1973-08-30 Glass preparation
CH1464874A CH590794A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-07-05 1974-11-01

Publications (1)

Publication Number Publication Date
CA1019407A true CA1019407A (en) 1977-10-18

Family

ID=25714864

Family Applications (1)

Application Number Title Priority Date Filing Date
CA207,725A Expired CA1019407A (en) 1973-08-30 1974-08-23 Radio frequency preparation of pure glass

Country Status (6)

Country Link
US (1) US3937625A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5835938B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1019407A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1439496A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7411368A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE7410250L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5696737A (en) * 1979-12-28 1981-08-05 Shibata Hario Glass Kk Method and apparatus for thermoforming of glass
NL8102878A (nl) * 1981-06-16 1983-01-17 Philips Nv Werkwijze voor de continue fabricage van optische vezels met behulp van de dubbele kroesmethode, vezels verkregen met deze werkwijze en dubbele kroes voor toepassing in deze werkwijze.
NL8103089A (nl) * 1981-06-26 1983-01-17 Philips Nv Optische vezel van het graded index type en werkwijze voor de vervaardiging daarvan.
US4666486A (en) * 1985-09-24 1987-05-19 Hutta Joseph J Process for making bulk heavy metal fluoride glasses
US4780121A (en) * 1987-04-03 1988-10-25 Ppg Industries, Inc. Method for rapid induction heating of molten glass or the like
US20060091134A1 (en) * 2002-11-15 2006-05-04 Mark Tarnawski Method and apparatus for heating refractory oxides
JP2005243667A (ja) * 2004-02-24 2005-09-08 National Institute Of Advanced Industrial & Technology 熱処理装置
US7854144B2 (en) * 2005-07-28 2010-12-21 Corning Incorporated Method of reducing gaseous inclusions in a glass making process
US9550694B2 (en) 2014-03-31 2017-01-24 Corning Incorporated Methods and apparatus for material processing using plasma thermal source
US9533909B2 (en) 2014-03-31 2017-01-03 Corning Incorporated Methods and apparatus for material processing using atmospheric thermal plasma reactor
US20160200618A1 (en) 2015-01-08 2016-07-14 Corning Incorporated Method and apparatus for adding thermal energy to a glass melt
GB2583093B (en) 2019-04-15 2021-05-12 Glassflake Ltd A system and method for melting materials

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1034824A (en) * 1909-06-11 1912-08-06 Toledo Glass Co Glass-tank.
US1572873A (en) * 1923-12-29 1926-02-16 Westinghouse Electric & Mfg Co High-frequency dielectric and magnetic furnace
US2186718A (en) * 1937-08-26 1940-01-09 Ferguson John Feeder for glass furnaces and method of feeding glass
NL63276C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1941-04-04
US2749379A (en) * 1952-06-06 1956-06-05 Jenaer Glaswerk Schott & Gen Means and method for the electric melting of glass
FR1101090A (fr) * 1953-06-11 1955-09-27 Jenaer Glaswerk Schott & Gen Affinage du verre
DE1215649B (de) * 1954-06-30 1966-05-05 Siemens Ag Verfahren zum Herstellen eines extrem reinen, stabfoermigen Halbleiterkristalls
US3156549A (en) * 1958-04-04 1964-11-10 Du Pont Method of melting silicon
FR1237883A (fr) * 1959-06-25 1960-08-05 Parra Mantois & Cie Sa Des Ets Procédé de chauffage et de fusion de matières vitreuses et four pour sa réalisation
FR1379618A (fr) * 1963-02-02 1964-11-27 Procédé de fusion du verre et appareil pour la mise en oeuvre de ce procédé

Also Published As

Publication number Publication date
JPS5064306A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-05-31
NL7411368A (nl) 1975-03-04
SE7410250L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-03-03
GB1439496A (en) 1976-06-16
US3937625A (en) 1976-02-10
JPS5835938B2 (ja) 1983-08-05

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