SE442989B - Forfarande och anordning for uppvermning av tjockveggiga glasror, serskilt kvartsror for framstellning av optiska fibrer, under utnyttjande av mikrovagsenergi - Google Patents

Forfarande och anordning for uppvermning av tjockveggiga glasror, serskilt kvartsror for framstellning av optiska fibrer, under utnyttjande av mikrovagsenergi

Info

Publication number
SE442989B
SE442989B SE8403529A SE8403529A SE442989B SE 442989 B SE442989 B SE 442989B SE 8403529 A SE8403529 A SE 8403529A SE 8403529 A SE8403529 A SE 8403529A SE 442989 B SE442989 B SE 442989B
Authority
SE
Sweden
Prior art keywords
cavity
tube
microwave
electric field
control unit
Prior art date
Application number
SE8403529A
Other languages
English (en)
Swedish (sv)
Other versions
SE8403529L (OSRAM
SE8403529D0 (sv
Inventor
Y Hessler
Original Assignee
Stiftelsen Inst Mikrovags
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
Publication of SE8403529D0 publication Critical patent/SE8403529D0/xx
Priority to SE8403529A priority Critical patent/SE442989B/sv
Application filed by Stiftelsen Inst Mikrovags filed Critical Stiftelsen Inst Mikrovags
Priority to DE8585850214T priority patent/DE3568570D1/de
Priority to EP85850214A priority patent/EP0173659B1/en
Priority to AT85850214T priority patent/ATE41138T1/de
Priority to CA000485744A priority patent/CA1241698A/en
Priority to AU44297/85A priority patent/AU580074B2/en
Priority to FI852616A priority patent/FI78060C/fi
Priority to DK299985A priority patent/DK299985A/da
Priority to JP60144889A priority patent/JPS6163535A/ja
Publication of SE8403529L publication Critical patent/SE8403529L/xx
Publication of SE442989B publication Critical patent/SE442989B/sv
Priority to US07/120,782 priority patent/US4838915A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
    • 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
    • H05B6/64—Heating using microwaves
    • H05B6/80—Apparatus for specific applications

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Constitution Of High-Frequency Heating (AREA)
SE8403529A 1984-07-03 1984-07-03 Forfarande och anordning for uppvermning av tjockveggiga glasror, serskilt kvartsror for framstellning av optiska fibrer, under utnyttjande av mikrovagsenergi SE442989B (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
SE8403529A SE442989B (sv) 1984-07-03 1984-07-03 Forfarande och anordning for uppvermning av tjockveggiga glasror, serskilt kvartsror for framstellning av optiska fibrer, under utnyttjande av mikrovagsenergi
DE8585850214T DE3568570D1 (en) 1984-07-03 1985-06-20 Method and apparatus for heating thick-walled glass tubes
EP85850214A EP0173659B1 (en) 1984-07-03 1985-06-20 Method and apparatus for heating thick-walled glass tubes
AT85850214T ATE41138T1 (de) 1984-07-03 1985-06-20 Verfahren und vorrichtung zum erhitzen von dickwandigen glasrohren.
CA000485744A CA1241698A (en) 1984-07-03 1985-06-27 Method for heating thick-walled glass tubes, and apparatus herefor
AU44297/85A AU580074B2 (en) 1984-07-03 1985-06-28 A method for heating thick-walled glass tubes, and apparatus herefor
DK299985A DK299985A (da) 1984-07-03 1985-07-02 Fremgangsmaade samt indretning til opvarmning af tykvaeggede glasroer
FI852616A FI78060C (fi) 1984-07-03 1985-07-02 Foerfarande foer uppvaermning av tjockvaeggiga glasroer, jaemte anordning.
JP60144889A JPS6163535A (ja) 1984-07-03 1985-07-03 光フアイバ用肉厚ガラス管の加熱方法と加熱装置
US07/120,782 US4838915A (en) 1984-07-03 1987-11-16 Method for heating thick-walled glass tubes and apparatus therefore

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8403529A SE442989B (sv) 1984-07-03 1984-07-03 Forfarande och anordning for uppvermning av tjockveggiga glasror, serskilt kvartsror for framstellning av optiska fibrer, under utnyttjande av mikrovagsenergi

Publications (3)

Publication Number Publication Date
SE8403529D0 SE8403529D0 (sv) 1984-07-03
SE8403529L SE8403529L (OSRAM) 1986-01-04
SE442989B true SE442989B (sv) 1986-02-10

Family

ID=20356428

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8403529A SE442989B (sv) 1984-07-03 1984-07-03 Forfarande och anordning for uppvermning av tjockveggiga glasror, serskilt kvartsror for framstellning av optiska fibrer, under utnyttjande av mikrovagsenergi

Country Status (2)

Country Link
JP (1) JPS6163535A (OSRAM)
SE (1) SE442989B (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4941905A (en) * 1986-08-29 1990-07-17 American Telephone And Telegraph Company, At&T Technologies, Inc. Methods of soot overcladding an optical preform

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250091932A1 (en) 2022-10-12 2025-03-20 Sumitomo Electric Industries, Ltd Silica glass body manufacturing method and heating device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4941905A (en) * 1986-08-29 1990-07-17 American Telephone And Telegraph Company, At&T Technologies, Inc. Methods of soot overcladding an optical preform

Also Published As

Publication number Publication date
SE8403529L (OSRAM) 1986-01-04
JPH0535097B2 (OSRAM) 1993-05-25
SE8403529D0 (sv) 1984-07-03
JPS6163535A (ja) 1986-04-01

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