DE68902995T2 - Verfahren zum erhitzen eines quarzglasrohres. - Google Patents

Verfahren zum erhitzen eines quarzglasrohres.

Info

Publication number
DE68902995T2
DE68902995T2 DE8989100793T DE68902995T DE68902995T2 DE 68902995 T2 DE68902995 T2 DE 68902995T2 DE 8989100793 T DE8989100793 T DE 8989100793T DE 68902995 T DE68902995 T DE 68902995T DE 68902995 T2 DE68902995 T2 DE 68902995T2
Authority
DE
Germany
Prior art keywords
heating
glass tube
quartz glass
quartz
tube
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 - Fee Related
Application number
DE8989100793T
Other languages
English (en)
Other versions
DE68902995D1 (de
Inventor
Gotaro C O Yokohama Wor Tanaka
Hiroshi C O Yokohama Suganuma
Akira C O Yokohama Works Urano
Masahiro C O Yokohama W Takagi
Shun Ichi C O Yokohama Mizuno
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Application granted granted Critical
Publication of DE68902995D1 publication Critical patent/DE68902995D1/de
Publication of DE68902995T2 publication Critical patent/DE68902995T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01Manufacture of glass fibres or filaments
    • C03B37/012Manufacture of preforms for drawing fibres or filaments
    • C03B37/014Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
    • C03B37/018Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/32Gas-filled discharge tubes
    • H01J37/32009Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
    • H01J37/32192Microwave generated discharge
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B20/00Processes specially adapted for the production of quartz or fused silica articles, not otherwise provided for
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00Re-forming shaped glass
    • C03B23/04Re-forming tubes or rods
    • C03B23/043Heating devices specially adapted for re-forming tubes or rods in general, e.g. burners
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01Manufacture of glass fibres or filaments
    • C03B37/012Manufacture of preforms for drawing fibres or filaments
    • C03B37/014Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
    • C03B37/018Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
    • C03B37/01876Means for heating tubes or rods during or immediately prior to deposition, e.g. electric resistance heaters
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05HPLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00Generating plasma; Handling plasma
    • H05H1/24Generating plasma
    • H05H1/46Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2237/00Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
    • H01J2237/32Processing objects by plasma generation
    • H01J2237/33Processing objects by plasma generation characterised by the type of processing
    • H01J2237/336Changing physical properties of treated surfaces

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Plasma & Fusion (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Analytical Chemistry (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Furnace Details (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
DE8989100793T 1988-01-18 1989-01-18 Verfahren zum erhitzen eines quarzglasrohres. Expired - Fee Related DE68902995T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63007008A JPH01183432A (ja) 1988-01-18 1988-01-18 石英ガラス管の加熱方法

Publications (2)

Publication Number Publication Date
DE68902995D1 DE68902995D1 (de) 1992-11-05
DE68902995T2 true DE68902995T2 (de) 1993-04-01

Family

ID=11654031

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989100793T Expired - Fee Related DE68902995T2 (de) 1988-01-18 1989-01-18 Verfahren zum erhitzen eines quarzglasrohres.

Country Status (7)

Country Link
US (1) US4900894A (de)
EP (1) EP0325227B1 (de)
JP (1) JPH01183432A (de)
KR (1) KR910002396B1 (de)
AU (1) AU607573B2 (de)
DE (1) DE68902995T2 (de)
ES (1) ES2035374T3 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2234655A (en) * 1989-07-07 1991-02-06 Charles * Carter Arthur Heating by gas ionization
JP2958086B2 (ja) * 1990-09-18 1999-10-06 奈良精機株式会社 注射針の熔融処理装置
GB9414561D0 (en) * 1994-07-19 1994-09-07 Ea Tech Ltd Method of and apparatus for microwave-plasma production
US5847355A (en) * 1996-01-05 1998-12-08 California Institute Of Technology Plasma-assisted microwave processing of materials
US5979190A (en) * 1997-09-29 1999-11-09 Lucent Technologies Inc. Method for manufacturing an article comprising a refractory a dielectric body
US6041623A (en) * 1998-08-27 2000-03-28 Lucent Technologies Inc. Process for fabricating article comprising refractory dielectric body
ATE259336T1 (de) * 1999-06-17 2004-02-15 Ustav Chemickych Procesu Akade Verfahren und vorrichtung zur wärmebehandlung von glasmaterial und natürlichen materialen insbesondere vulkanischen ursprungs
US6408649B1 (en) * 2000-04-28 2002-06-25 Gyrotron Technology, Inc. Method for the rapid thermal treatment of glass and glass-like materials using microwave radiation
US6826929B2 (en) * 2001-09-19 2004-12-07 Premakaran T. Boaz Method for simultaneously heating and cooling glass to produce tempered glass
US20030070452A1 (en) * 2001-10-12 2003-04-17 Alcatel Process for online spheroidization of quartz and silica particles
US7164095B2 (en) * 2004-07-07 2007-01-16 Noritsu Koki Co., Ltd. Microwave plasma nozzle with enhanced plume stability and heating efficiency
US20080202521A1 (en) * 2007-02-23 2008-08-28 General Electric Company Setting mandatory mechanical ventilation parameters based on patient physiology
US20080230062A1 (en) * 2007-03-23 2008-09-25 General Electric Company Setting expiratory time in mandatory mechanical ventilation based on a deviation from a stable condition of exhaled gas volumes
KR102557565B1 (ko) * 2022-11-25 2023-07-21 (주)태성아이엠티 환원 그래핀을 제조하기 위한 건식 마이크로웨이브 장치
KR102557566B1 (ko) * 2022-11-25 2023-07-21 (주)태성아이엠티 환원 그래핀을 제조하기 위한 습식 마이크로웨이브 장치

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2288958A1 (fr) * 1974-10-21 1976-05-21 Desmarquest & Cec Installation pour le traitement par zone de produits de forme allongee
GB1603949A (en) * 1978-05-30 1981-12-02 Standard Telephones Cables Ltd Plasma deposit
DE3217839A1 (de) * 1982-05-12 1983-11-17 Hans Dr.Rer.Nat. 5370 Kall Beerwald Plasmaverfahren zur herstellung eines dielektrischen stabes
EP0173659B1 (de) * 1984-07-03 1989-03-08 Stiftelsen Institutet För Mikrovägsteknik Vid Tekniska Högskolan I Stockholm Verfahren und Vorrichtung zum Erhitzen von dickwandigen Glasrohren
NL8402225A (nl) * 1984-07-13 1986-02-03 Philips Nv Werkwijze voor de vervaardiging van massieve glazen voorvormen uit holle voorvormen.
DE3528275A1 (de) * 1985-08-07 1987-02-19 Philips Patentverwaltung Verfahren und vorrichtung zum innenbeschichten von rohren
JPH01183436A (ja) * 1988-01-19 1989-07-21 Sumitomo Electric Ind Ltd 石英ガラスの加熱方法

Also Published As

Publication number Publication date
US4900894A (en) 1990-02-13
EP0325227A3 (en) 1990-07-25
AU607573B2 (en) 1991-03-07
KR910002396B1 (ko) 1991-04-22
AU2837189A (en) 1989-07-20
ES2035374T3 (es) 1993-04-16
JPH01183432A (ja) 1989-07-21
KR890011790A (ko) 1989-08-22
DE68902995D1 (de) 1992-11-05
EP0325227B1 (de) 1992-09-30
EP0325227A2 (de) 1989-07-26

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Legal Events

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