NL181234C - Electrische hoogfrequentoven. - Google Patents

Electrische hoogfrequentoven.

Info

Publication number
NL181234C
NL181234C NLAANVRAGE7803277,A NL7803277A NL181234C NL 181234 C NL181234 C NL 181234C NL 7803277 A NL7803277 A NL 7803277A NL 181234 C NL181234 C NL 181234C
Authority
NL
Netherlands
Prior art keywords
electric high
frequency oven
oven
frequency
electric
Prior art date
Application number
NLAANVRAGE7803277,A
Other languages
English (en)
Dutch (nl)
Other versions
NL7803277A (nl
Inventor
Jean-Yves Boniort
Claude Brehm
Yves Floury
Original Assignee
Comp Generale Electricite
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 Comp Generale Electricite filed Critical Comp Generale Electricite
Publication of NL7803277A publication Critical patent/NL7803277A/xx
Application granted granted Critical
Publication of NL181234C publication Critical patent/NL181234C/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D11/00—Arrangement of elements for electric heating in or on furnaces
    • F27D11/06—Induction heating, i.e. in which the material being heated, or its container or elements embodied therein, form the secondary of a transformer
    • 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
    • C03B37/029—Furnaces therefor
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/60—Optical fibre draw furnaces
    • C03B2205/62—Heating means for drawing
    • C03B2205/64—Induction furnaces, i.e. HF/RF coil, e.g. of the graphite or zirconia susceptor type

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Furnace Details (AREA)
  • General Induction Heating (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Resistance Heating (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
NLAANVRAGE7803277,A 1977-03-29 1978-03-28 Electrische hoogfrequentoven. NL181234C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7709311A FR2386004B2 (fr) 1977-03-29 1977-03-29 Four electrique a haute frequence

Publications (2)

Publication Number Publication Date
NL7803277A NL7803277A (nl) 1978-10-03
NL181234C true NL181234C (nl) 1987-07-01

Family

ID=9188699

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7803277,A NL181234C (nl) 1977-03-29 1978-03-28 Electrische hoogfrequentoven.

Country Status (10)

Country Link
US (1) US4142063A (it)
JP (1) JPS53122157A (it)
BE (1) BE864807R (it)
CA (1) CA1092200A (it)
CH (1) CH620289A5 (it)
DE (1) DE2812389C2 (it)
FR (1) FR2386004B2 (it)
GB (1) GB1572974A (it)
IT (1) IT1108842B (it)
NL (1) NL181234C (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE442473B (sv) * 1981-12-04 1985-12-23 Asea Ab Induktionsspole
US4563558A (en) * 1983-12-27 1986-01-07 United Technologies Corporation Directional recrystallization furnace providing convex isotherm temperature distribution
US4547644A (en) * 1984-02-24 1985-10-15 At&T Technologies, Inc. Apparatus for heating a preform from which lightguide fiber is drawn
NL8403380A (nl) * 1984-11-07 1986-06-02 Philips Nv Werkwijze en inrichting voor het verdichten van een voorgevormd poreus lichaam uit materiaal, waarvan het hoofdbestanddeel uit sio2 bestaat.
US5410567A (en) * 1992-03-05 1995-04-25 Corning Incorporated Optical fiber draw furnace
US5495495A (en) * 1995-05-25 1996-02-27 Saint-Gobain/Norton Industrial Ceramics Corporation Dense lining for coreless induction furnace
FR2746176B1 (fr) * 1996-03-14 1998-04-10 Dispositif d'injection de gaz non oxydant a l'interieur d'un four
FR2757846B1 (fr) * 1996-12-30 1999-01-29 Alsthom Cge Alcatel Four de fibrage d'une preforme de fibre optique
DE69800554T2 (de) * 1997-03-27 2001-10-25 Alcatel Sa Thermische Isolierung eines Ofens zum Ziehen von optischen Fasern
DE19900375A1 (de) * 1999-01-08 2000-07-13 Alcatel Sa Vorrichtung zum Ziehen einer Faser
CN1207226C (zh) 1999-05-10 2005-06-22 皮雷利·卡维系统有限公司 将大直径预型件拉成光纤的方法和感应炉
CN102425951B (zh) * 2011-09-23 2014-06-18 中国科学院上海硅酸盐研究所 可快速预热起动的氧化锆超高温电炉炉体结构和使用方法
CN102618703A (zh) * 2012-03-26 2012-08-01 宝山钢铁股份有限公司 一种板材快速高温加热方法及装置
NL2020974B1 (en) * 2018-05-23 2019-12-02 Draka Comteq Bv A device, system and method for forming a core rod for optical fibers

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3696223A (en) * 1970-10-05 1972-10-03 Cragmet Corp Susceptor
US4070542A (en) * 1973-03-12 1978-01-24 The Electricity Council Production of beta-alumina ceramic articles and furnace therefor
US3860737A (en) * 1974-01-11 1975-01-14 Gte Sylvania Inc Furnace and method for induction heating moving quantities of material
FR2339148A1 (fr) * 1976-01-22 1977-08-19 Comp Generale Electricite Four electrique a haute frequence

Also Published As

Publication number Publication date
IT7821318A0 (it) 1978-03-17
DE2812389C2 (de) 1986-11-20
BE864807R (fr) 1978-09-13
US4142063A (en) 1979-02-27
JPS6142388B2 (it) 1986-09-20
CA1092200A (fr) 1980-12-23
GB1572974A (en) 1980-08-13
DE2812389A1 (de) 1978-10-05
FR2386004B2 (fr) 1980-05-23
FR2386004A2 (fr) 1978-10-27
NL7803277A (nl) 1978-10-03
IT1108842B (it) 1985-12-09
JPS53122157A (en) 1978-10-25
CH620289A5 (it) 1980-11-14

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee