IT1153893B - Dispositivi di raffreddamento per apparecchiature di trafilatura di fibre di vetro - Google Patents

Dispositivi di raffreddamento per apparecchiature di trafilatura di fibre di vetro

Info

Publication number
IT1153893B
IT1153893B IT24974/82A IT2497482A IT1153893B IT 1153893 B IT1153893 B IT 1153893B IT 24974/82 A IT24974/82 A IT 24974/82A IT 2497482 A IT2497482 A IT 2497482A IT 1153893 B IT1153893 B IT 1153893B
Authority
IT
Italy
Prior art keywords
glass fiber
cooling devices
fiber drawing
drawing equipment
equipment
Prior art date
Application number
IT24974/82A
Other languages
English (en)
Italian (it)
Other versions
IT8224974A1 (it
IT8224974A0 (it
Inventor
Lubos Vacha
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of IT8224974A0 publication Critical patent/IT8224974A0/it
Publication of IT8224974A1 publication Critical patent/IT8224974A1/it
Application granted granted Critical
Publication of IT1153893B publication Critical patent/IT1153893B/it

Links

Classifications

    • 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
    • C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
    • C03C25/10—Coating
    • C03C25/12—General methods of coating; Devices therefor
    • C03C25/16—Dipping
    • 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
    • C03B37/022—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from molten glass in which the resultant product consists of different sorts of glass or is characterised by shape, e.g. hollow fibres, undulated fibres, fibres presenting a rough surface
    • C03B37/023—Fibres composed of different sorts of glass, e.g. glass optical fibres, made by the double crucible technique
    • C03B37/0235—Thermal treatment of the fibre during the drawing process, e.g. cooling
    • 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
    • C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
    • C03C25/10—Coating
    • C03C25/104—Coating to obtain optical fibres
    • C03C25/106—Single coatings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
IT24974/82A 1981-12-29 1982-12-24 Dispositivi di raffreddamento per apparecchiature di trafilatura di fibre di vetro IT1153893B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8107823A SE433605B (sv) 1981-12-29 1981-12-29 Anordning vid en utrustning for dragning av glasfiber for kylning av fibern efter dragningen

Publications (3)

Publication Number Publication Date
IT8224974A0 IT8224974A0 (it) 1982-12-24
IT8224974A1 IT8224974A1 (it) 1984-06-24
IT1153893B true IT1153893B (it) 1987-01-21

Family

ID=20345387

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24974/82A IT1153893B (it) 1981-12-29 1982-12-24 Dispositivi di raffreddamento per apparecchiature di trafilatura di fibre di vetro

Country Status (5)

Country Link
EP (1) EP0097669A1 (sv)
JP (1) JPS58502200A (sv)
IT (1) IT1153893B (sv)
SE (1) SE433605B (sv)
WO (1) WO1983002268A1 (sv)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8402799A (nl) * 1984-09-13 1986-04-01 Philips Nv Werkwijze en inrichting voor het vervaardigen van een optische vezel met een kunststofbekleding.
FI78893C (sv) * 1987-09-08 1989-10-10 Nokia Oy Ab Förfarande och anordning för kylning av en optisk fiber.
US4838918A (en) * 1987-12-01 1989-06-13 Alcatel Na Inert atmosphere cooler for optical fibers
US5377491A (en) * 1992-12-11 1995-01-03 Praxair Technology, Inc. Coolant recovery process
US6668582B2 (en) 2001-04-20 2003-12-30 American Air Liquide Apparatus and methods for low pressure cryogenic cooling
US6651358B2 (en) 2001-04-30 2003-11-25 American Air Liquide, Inc. Heat transfer fluids and methods of making and using same comprising hydrogen, helium and combinations thereof
US6574972B2 (en) 2001-04-30 2003-06-10 L'air Liquide - Societe' Anonyme A' Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude Low temperature heat transfer methods
US20030205066A1 (en) * 2002-03-25 2003-11-06 Ghani M. Usman Method and apparatus for efficient cooling of optical fiber during its manufacture

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE698179C (de) * 1938-12-30 1940-11-04 Lambert Jansen ze plastischen Massen, wie z. B. Glas
DE2734152A1 (de) * 1977-07-28 1979-02-08 Siemens Ag Vorrichtung zum ziehen eines buendels von kern-mantel-lichtleitfasern

Also Published As

Publication number Publication date
SE433605B (sv) 1984-06-04
EP0097669A1 (en) 1984-01-11
IT8224974A1 (it) 1984-06-24
IT8224974A0 (it) 1982-12-24
WO1983002268A1 (en) 1983-07-07
SE8107823L (sv) 1983-06-30
JPS58502200A (ja) 1983-12-22

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