IT1072240B - ELECTRIC OVEN WITH RESISTIVE ELEMENT IN SOLID GRAPHITE IN INERT ATMOSPHERE - Google Patents

ELECTRIC OVEN WITH RESISTIVE ELEMENT IN SOLID GRAPHITE IN INERT ATMOSPHERE

Info

Publication number
IT1072240B
IT1072240B IT7000576A IT7000576A IT1072240B IT 1072240 B IT1072240 B IT 1072240B IT 7000576 A IT7000576 A IT 7000576A IT 7000576 A IT7000576 A IT 7000576A IT 1072240 B IT1072240 B IT 1072240B
Authority
IT
Italy
Prior art keywords
inert atmosphere
resistive element
electric oven
solid graphite
graphite
Prior art date
Application number
IT7000576A
Other languages
Italian (it)
Inventor
Giuseppe Cocito
Original Assignee
Cselt Centro Studi Lab Telecom
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 Cselt Centro Studi Lab Telecom filed Critical Cselt Centro Studi Lab Telecom
Priority to IT7000576A priority Critical patent/IT1072240B/en
Priority to FR7737619A priority patent/FR2374812A1/en
Application granted granted Critical
Publication of IT1072240B publication Critical patent/IT1072240B/en

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
    • H05B3/00—Ohmic-resistance heating
    • H05B3/62—Heating elements specially adapted for furnaces
    • 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
    • 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
    • F27D11/02—Ohmic resistance heating
    • 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
    • C03B2205/63—Ohmic resistance heaters, e.g. carbon or graphite resistance heaters

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Resistance Heating (AREA)
  • Furnace Details (AREA)
IT7000576A 1976-12-17 1976-12-17 ELECTRIC OVEN WITH RESISTIVE ELEMENT IN SOLID GRAPHITE IN INERT ATMOSPHERE IT1072240B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT7000576A IT1072240B (en) 1976-12-17 1976-12-17 ELECTRIC OVEN WITH RESISTIVE ELEMENT IN SOLID GRAPHITE IN INERT ATMOSPHERE
FR7737619A FR2374812A1 (en) 1976-12-17 1977-12-14 Solid graphite resistance element electric furnace - has element contained in chamber filled with inert gas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT7000576A IT1072240B (en) 1976-12-17 1976-12-17 ELECTRIC OVEN WITH RESISTIVE ELEMENT IN SOLID GRAPHITE IN INERT ATMOSPHERE

Publications (1)

Publication Number Publication Date
IT1072240B true IT1072240B (en) 1985-04-10

Family

ID=11313279

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7000576A IT1072240B (en) 1976-12-17 1976-12-17 ELECTRIC OVEN WITH RESISTIVE ELEMENT IN SOLID GRAPHITE IN INERT ATMOSPHERE

Country Status (2)

Country Link
FR (1) FR2374812A1 (en)
IT (1) IT1072240B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0311761B1 (en) * 1987-10-16 1993-06-09 Bodenseewerk Perkin-Elmer Gmbh Tubular furnace for the electrothermal atomization of samples in atomic absorption spectroscopy
JP3314906B2 (en) * 1995-07-05 2002-08-19 住友電気工業株式会社 Optical fiber drawing furnace

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR512034A (en) * 1919-03-17 1921-01-13 Morgan Crucible Co Improvements to electrically heated ovens
DE636836C (en) * 1934-01-13 1936-10-16 Ernst Justus Kohlmeyer Dr Ing Electric resistance furnace with a cylindrical boiler room
FR1256876A (en) * 1960-05-12 1961-03-24 Richard D Brew And Company Electric heater
FR1526759A (en) * 1963-01-29 1968-05-31 Pechiney Prod Chimiques Sa Resistor and fixing device for resistor of electric resistance furnace operating under vacuum
GB1142935A (en) * 1966-03-18 1969-02-12 Atomic Energy Authority Uk Improvements in or relating to electrical resistance furnaces

Also Published As

Publication number Publication date
FR2374812A1 (en) 1978-07-13
FR2374812B1 (en) 1980-08-22

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