DE3365172D1 - Method of and device for the continuous manufacture of elongate bodies starting from unmolten solid starting material - Google Patents

Method of and device for the continuous manufacture of elongate bodies starting from unmolten solid starting material

Info

Publication number
DE3365172D1
DE3365172D1 DE8383201610T DE3365172T DE3365172D1 DE 3365172 D1 DE3365172 D1 DE 3365172D1 DE 8383201610 T DE8383201610 T DE 8383201610T DE 3365172 T DE3365172 T DE 3365172T DE 3365172 D1 DE3365172 D1 DE 3365172D1
Authority
DE
Germany
Prior art keywords
tube
unmolten
starting
elongate bodies
continuous manufacture
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
DE8383201610T
Other languages
English (en)
Inventor
Wilhelmus Cornelis P M Meerman
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE3365172D1 publication Critical patent/DE3365172D1/de
Expired legal-status Critical Current

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
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/0128—Manufacture of preforms for drawing fibres or filaments starting from pulverulent glass
    • C03B37/01291—Manufacture of preforms for drawing fibres or filaments starting from pulverulent glass by progressive melting, e.g. melting glass powder during delivery to and adhering the so-formed melt to a target or preform, e.g. the Plasma Oxidation Deposition [POD] process
    • C03B37/01294—Manufacture of preforms for drawing fibres or filaments starting from pulverulent glass by progressive melting, e.g. melting glass powder during delivery to and adhering the so-formed melt to a target or preform, e.g. the Plasma Oxidation Deposition [POD] process by delivering pulverulent glass to the deposition target or preform where the powder is progressively melted, e.g. accretion
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B17/00—Forming molten glass by flowing-out, pushing-out, extruding or drawing downwardly or laterally from forming slits or by overflowing over lips
    • C03B17/04—Forming tubes or rods by drawing from stationary or rotating tools or from forming nozzles
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B19/00—Other methods of shaping glass
    • C03B19/01—Other methods of shaping glass by progressive fusion or sintering of powdered glass onto a shaping substrate, i.e. accretion, e.g. plasma oxidation deposition
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B3/00—Charging the 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
    • C03B5/02—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
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/32—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with aluminium
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/40—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with transition metals other than rare earth metals, e.g. Zr, Nb, Ta or Zn
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/50—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with alkali metals
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/54—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with beryllium, magnesium or alkaline earth metals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Glass Compositions (AREA)
  • Furnace Details (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Glass Melting And Manufacturing (AREA)
DE8383201610T 1982-11-16 1983-11-10 Method of and device for the continuous manufacture of elongate bodies starting from unmolten solid starting material Expired DE3365172D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8204438A NL8204438A (nl) 1982-11-16 1982-11-16 Werkwijze en inrichting voor de continue vervaardiging van langgerekte lichamen uitgaande van een ongesmolten uitgangsmateriaal.

Publications (1)

Publication Number Publication Date
DE3365172D1 true DE3365172D1 (en) 1986-09-11

Family

ID=19840601

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383201610T Expired DE3365172D1 (en) 1982-11-16 1983-11-10 Method of and device for the continuous manufacture of elongate bodies starting from unmolten solid starting material

Country Status (7)

Country Link
US (2) US4546484A (de)
EP (1) EP0109131B1 (de)
JP (1) JPS5997537A (de)
AT (1) ATE21239T1 (de)
CA (1) CA1212837A (de)
DE (1) DE3365172D1 (de)
NL (1) NL8204438A (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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.
FR2589228B1 (fr) * 1985-10-25 1989-08-04 Commissariat Energie Atomique Dispositif d'elaboration en continu de materiaux obtenus a partir de substances a l'etat fondu
US4752313A (en) * 1986-12-16 1988-06-21 Corning Glass Works Pultrusion process for fiber-reinforced composites
EP0349904B1 (de) * 1988-07-05 1994-02-23 Sumitomo Sitix Co., Ltd. Siliciumgiessvorrichtung
US5181947A (en) * 1990-10-09 1993-01-26 Matsushita Electric Industrial Co., Ltd. Method for manufacturing a glass fiber
US5173096A (en) * 1991-07-10 1992-12-22 Manville Corporation Method of forming bushing plate for forming glass filaments with forming tips having constant sidewall thickness
FR2686597B1 (fr) * 1992-01-28 1994-03-18 Alcatel Nv Procede de fabrication d'un tube en verre, notamment en verre fluore.
FR2707285B1 (fr) * 1993-07-06 1995-08-11 Alcatel Fibres Optiques Préforme pour fibre optique, procédé de fabrication d'une telle préforme et fibre optique obtenue à partir de cette préforme.
DE69613270T2 (de) * 1995-04-19 2002-05-16 Corning Inc., Corning Verfahren und Vorrichtung zum Herstellen eines Stabes aus einem Material mit durchschnittlich einem veränderlichem Gradient
FR2733224B1 (fr) * 1995-04-19 1997-07-04 Corning Inc Procede et dispositif de fabrication d'une barre en un materiau presentant un gradient de composition transversal, notamment de barre de verre
AU2172199A (en) * 1998-01-26 1999-08-09 British Nuclear Fuels Plc Improvements in and relating to the handling, treatment and storage of waste
JP2001342026A (ja) * 2000-05-30 2001-12-11 Tosoh Quartz Corp 石英ガラスの製造方法及び製造装置
US6739155B1 (en) * 2000-08-10 2004-05-25 General Electric Company Quartz making an elongated fused quartz article using a furnace with metal-lined walls
DE10133469B4 (de) * 2001-07-10 2004-10-14 Schott Glas Vorrichtung zum Schmelzen hochreiner optischer Gläser
DE10331103B4 (de) * 2002-07-04 2008-06-26 Schott Ag Doppeltiegel für Glas-Ziehverfahren und Verfahren zum Herstellen von Glasfasern oder zugehörigen Vorformen mit dem Doppeltiegel
WO2010065401A2 (en) * 2008-12-01 2010-06-10 Inductotherm Corp. Purification of silicon by electric induction melting and directional partial cooling of the melt
EP2226301A1 (de) * 2009-02-22 2010-09-08 Silitec Fibers SA Verfahren zur Herstellung und Verarbeitung einer Vorform, Vorform und Lichtwellenleiter
CN103466933B (zh) * 2013-08-20 2015-10-28 宁波大学 叠加法挤制硫系玻璃光纤预制棒的挤压装置及方法
CN104338933B (zh) * 2014-09-29 2016-05-25 中国科学院重庆绿色智能技术研究院 一种用于金属熔融挤出成型的3d打印头
US11952303B2 (en) 2015-12-18 2024-04-09 Heraeus Quarzglas Gmbh & Co. Kg Increase in silicon content in the preparation of quartz glass
KR20180095616A (ko) 2015-12-18 2018-08-27 헤래우스 크바르츠글라스 게엠베하 ＆ 컴파니 케이지 용융 가열로에서 이슬점 조절을 이용한 실리카 유리체의 제조
KR20180095624A (ko) 2015-12-18 2018-08-27 헤래우스 크바르츠글라스 게엠베하 ＆ 컴파니 케이지 불투명 실리카 유리 제품의 제조
TWI794150B (zh) 2015-12-18 2023-03-01 德商何瑞斯廓格拉斯公司 自二氧化矽顆粒製備石英玻璃體
EP3390302B1 (de) 2015-12-18 2023-09-20 Heraeus Quarzglas GmbH & Co. KG Herstellung eines quarzglaskörpers in einem schmelztiegel aus refraktärmetall
EP3390304B1 (de) 2015-12-18 2023-09-13 Heraeus Quarzglas GmbH & Co. KG Sprühgranulieren von siliziumdioxid bei der herstellung von quarzglas
WO2017103131A1 (de) 2015-12-18 2017-06-22 Heraeus Quarzglas Gmbh & Co. Kg Verringern des erdalkalimetallgehalts von siliziumdioxidgranulat durch behandlung von kohlenstoffdotiertem siliziumdioxidgranulat bei hoher temperatur
TW201731782A (zh) 2015-12-18 2017-09-16 何瑞斯廓格拉斯公司 在多腔式爐中製備石英玻璃體
CN113365955B (zh) * 2018-11-30 2023-10-03 康宁股份有限公司 用于加热和冷却玻璃管的设备和方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1572873A (en) * 1923-12-29 1926-02-16 Westinghouse Electric & Mfg Co High-frequency dielectric and magnetic furnace
NL47449C (de) * 1937-03-12
US2289787A (en) * 1937-12-24 1942-07-14 Kaschke Kurt Production of shaped articles from metal powder
US2673228A (en) * 1950-09-15 1954-03-23 Norton Co Induction furnace with high-temperature resistor
US3774890A (en) * 1957-06-27 1973-11-27 Jerome H Lemelson Apparatus for working moldable material
US3874207A (en) * 1957-10-22 1975-04-01 Jerome H Lemelson Extrusion apparatus
US3261676A (en) * 1963-01-24 1966-07-19 Gen Electric Method for forming silica articles
US3293692A (en) * 1964-02-26 1966-12-27 Olin Mathieson Apparatus for forming rigid porous metal body
US3467513A (en) * 1965-10-20 1969-09-16 Corning Glass Works Process and apparatus for high pressure extrusion of glassprocess and apparatus for high pressure extrusion of glass
US3764286A (en) * 1971-04-22 1973-10-09 Gen Electric Manufacture of elongated fused quartz member
US3767373A (en) * 1971-11-15 1973-10-23 Nis Pri Vimmess Cylindrical furnace for continuous production of reinforced and nonreinforced seamless pipes of foam glass
US4116598A (en) * 1975-03-04 1978-09-26 Fizichesky Institut Imeni P.N. Lebedeva Akademii Nauk Sssr Apparatus for producing high-melting-metal-oxide-based crystalline materials
DE2842586A1 (de) * 1978-09-29 1980-04-17 Siemens Ag Verfahren zur herstellung von lichtleitfasern niedriger daempfung und hoher numerischer apertur
US4230473A (en) * 1979-03-16 1980-10-28 Bell Telephone Laboratories, Incorporated Method of fabricating optical fibers
FR2457619A2 (fr) * 1979-05-23 1980-12-19 Siderurgie Fse Inst Rech Four de rechauffage a induction a champ glissant
US4350513A (en) * 1981-11-23 1982-09-21 Western Electric Company, Inc. Method and apparatus for extruding glass tubes

Also Published As

Publication number Publication date
JPH0372573B2 (de) 1991-11-19
NL8204438A (nl) 1984-06-18
ATE21239T1 (de) 1986-08-15
CA1212837A (en) 1986-10-21
EP0109131B1 (de) 1986-08-06
US4546484A (en) 1985-10-08
JPS5997537A (ja) 1984-06-05
EP0109131A1 (de) 1984-05-23
US4617041A (en) 1986-10-14

Similar Documents

Publication Publication Date Title
DE3365172D1 (en) Method of and device for the continuous manufacture of elongate bodies starting from unmolten solid starting material
DE3477261D1 (en) Cold crucible for smelting and crystallising inorganic non metallic compounds
ES2036275T3 (es) Dispositivo de fusion y colada continua de metales, su procedimiento de realizacion y su utilizacion.
CA1312205C (en) Method for rapid induction heating of molten glass or the like
BE881843A (fr) Procede et dispositif pour commander la decharge d'une matiere fondue
PT82011A (fr) Dispositif de connexion electrique destine a etre place en paroi d'un four metallurgique a courant continu
DE3366964D1 (en) Process and apparatus for recovering heat from molten slag
SE8403301D0 (sv) Sett och apparat for framstellning av pulverlegering
GB8813925D0 (en) Apparatus for & method of melting glass batch material
ES2053218T3 (es) Procedimiento y dispositivo para fundir un producto organico con ayuda de microondas.
GB740229A (en) Improvements in or relating to purification process for isolating soluble impuritiesfrom fusible solid substances
GB1373718A (en) Non-crucible zone melting
DE3274655D1 (en) Process for the physical separation of the metallic phase from the slag in an induction furnace
JPS57166325A (en) Method for continuous melting of glass
FI872888A (fi) Anordning foer framstaellning av enkristall foer halvledare.
SE7905726L (sv) Forfarande och anordning for upphettning av ett icke-jernmaterial med flytande brensle
FI902093A (fi) Foerfarande och anordning foer framstaellning av ihaoliga mikrosfaerer.
AU3756285A (en) Feed apparatus for molten metal for an installation for the continuous vertical casting of a metal pipe, in particular from cast-iron
PH18546A (en) Method for enhanced melting of glass batch and apparatus therefor
PL285117A1 (en) Method of and apparatus for making an insulating wool from molten material
SU945095A1 (ru) Устройство дл изготовлени кварцевых труб
MY133524A (en) Molten glass material and method and apparatus for manufacturing the same
HUT56445A (en) Vacuum induction furnace
GB1529020A (en) Process for sintering or melting ceramic or refractory products
GB2110354B (en) A process and an apparatus for evening out the temperatures within the preheating zone of a kiln

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee