FR2613353B1 - Procede pour vitrifier un corps poreux forme de suie vitreuse et four pour la mise en oeuvre du procede - Google Patents

Procede pour vitrifier un corps poreux forme de suie vitreuse et four pour la mise en oeuvre du procede

Info

Publication number
FR2613353B1
FR2613353B1 FR888804398A FR8804398A FR2613353B1 FR 2613353 B1 FR2613353 B1 FR 2613353B1 FR 888804398 A FR888804398 A FR 888804398A FR 8804398 A FR8804398 A FR 8804398A FR 2613353 B1 FR2613353 B1 FR 2613353B1
Authority
FR
France
Prior art keywords
vitous
vitrifying
soot
oven
carrying
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 - Lifetime
Application number
FR888804398A
Other languages
English (en)
Other versions
FR2613353A1 (fr
Inventor
Karl Kreutzer
Fritz Simmat
Anton Steinkohl
Wolfgang Englisch
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.)
Heraeus Quarzschmelze GmbH
Heraeus Schott Quarzschmelze GmbH
Original Assignee
Heraeus Quarzschmelze GmbH
Heraeus Schott Quarzschmelze GmbH
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 Heraeus Quarzschmelze GmbH, Heraeus Schott Quarzschmelze GmbH filed Critical Heraeus Quarzschmelze GmbH
Publication of FR2613353A1 publication Critical patent/FR2613353A1/fr
Application granted granted Critical
Publication of FR2613353B1 publication Critical patent/FR2613353B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C03B37/014—Manufacture 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]
    • C03B37/01446—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
    • 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
    • C03B37/014—Manufacture 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]
    • C03B37/01446—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
    • C03B37/0146—Furnaces therefor, e.g. muffle tubes, furnace linings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Thermal Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Melting And Manufacturing (AREA)
FR888804398A 1987-04-03 1988-04-01 Procede pour vitrifier un corps poreux forme de suie vitreuse et four pour la mise en oeuvre du procede Expired - Lifetime FR2613353B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3711281A DE3711281C1 (de) 1987-04-03 1987-04-03 Verfahren zum Verglasen eines poroesen,aus Glasruss bestehenden Koerpers und Ofen zu dessen Durchfuehrung

Publications (2)

Publication Number Publication Date
FR2613353A1 FR2613353A1 (fr) 1988-10-07
FR2613353B1 true FR2613353B1 (fr) 1992-08-28

Family

ID=6324799

Family Applications (1)

Application Number Title Priority Date Filing Date
FR888804398A Expired - Lifetime FR2613353B1 (fr) 1987-04-03 1988-04-01 Procede pour vitrifier un corps poreux forme de suie vitreuse et four pour la mise en oeuvre du procede

Country Status (5)

Country Link
US (1) US4842628A (fr)
JP (1) JPH068184B2 (fr)
DE (1) DE3711281C1 (fr)
FR (1) FR2613353B1 (fr)
GB (1) GB2203737B (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3855370T2 (de) * 1987-02-16 1997-01-02 Sumitomo Electric Industries Ofen zum Erhitzen einer Glasvorform für optische Faser und Verfahren zum Herstellen einer Glasvorform
AU593724B2 (en) * 1987-02-16 1990-02-15 Sumitomo Electric Industries, Ltd. Furnace for heating glass preform for optical fiber and method for producing glass preform
JPH03131544A (ja) * 1989-06-29 1991-06-05 Sumitomo Electric Ind Ltd 光ファイバ用ガラス母材の加熱炉および製法
DE4133173A1 (de) * 1991-10-07 1993-04-22 Rheydt Kabelwerk Ag Verfahren zum herstellen einer vorform fuer optische fasern
GB9210327D0 (en) * 1992-05-14 1992-07-01 Tsl Group Plc Heat treatment facility for synthetic vitreous silica bodies
JP2917729B2 (ja) * 1993-03-03 1999-07-12 住友電気工業株式会社 光ファイバ母材の製造方法
JPH1011022A (ja) 1996-06-18 1998-01-16 Sharp Corp 表示装置の駆動回路
US6289698B1 (en) 1996-08-02 2001-09-18 Corning Incorporated Method of making a fiber preform with increases in alumina concentration at radial distances
DK0867412T3 (da) * 1997-03-27 2001-06-18 Cit Alcatel Termisk isolation til en ovn til trækning af optiske fibre
JPH1179773A (ja) * 1997-09-08 1999-03-23 Sumitomo Electric Ind Ltd ガラス母材の製造方法及びその装置
DE10020033C2 (de) * 2000-04-22 2003-04-03 Heraeus Quarzglas Vorrichtung zum Sintern eines Formkörpers
KR20030056632A (ko) * 2001-12-28 2003-07-04 주식회사 에스티아이 광섬유 전단계의 성형물인 프리폼의 탈수 및 탈지로
US20030159466A1 (en) * 2002-02-27 2003-08-28 Bowden Bradley F. Dry pressing of spray dried soot to make EUV components
US20100122558A1 (en) * 2008-11-19 2010-05-20 John Michael Jewell Apparatus and Method of Sintering an Optical Fiber Preform
DE102010048297B4 (de) * 2010-10-14 2016-07-21 Schott Ag Vorrichtung zum Läutern einer anorganischen nichtmetallischen Schmelze und Verfahren zur Herstellung eines Glases und/oder einer Glaskeramik
US8524319B2 (en) 2011-11-18 2013-09-03 Memc Electronic Materials, Inc. Methods for producing crucibles with a reduced amount of bubbles
US8857214B2 (en) * 2011-11-18 2014-10-14 Sunedison Semiconductor Limited Methods for producing crucibles with a reduced amount of bubbles
JP5528489B2 (ja) * 2012-02-09 2014-06-25 信越化学工業株式会社 多孔質ガラス母材の焼結方法
GB201320280D0 (en) 2013-11-18 2014-01-01 Heraeus Quartz Uk Ltd Furnace for sintering silica soot bodies
JP6265961B2 (ja) * 2015-11-10 2018-01-24 古河電気工業株式会社 光ファイバ母材の製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3972704A (en) * 1971-04-19 1976-08-03 Sherwood Refractories, Inc. Apparatus for making vitreous silica receptacles
CA1106710A (fr) * 1977-06-22 1981-08-11 Michael G. Blankenship Traduction non-disponible
US4715875A (en) * 1984-11-13 1987-12-29 Ispra Fibroptics Industries Herzlia Ltd. Manufacture of optical fibre preforms
JPS61174131A (ja) * 1985-01-28 1986-08-05 Sumitomo Electric Ind Ltd ガラスの製造方法

Also Published As

Publication number Publication date
FR2613353A1 (fr) 1988-10-07
GB2203737A (en) 1988-10-26
GB8807481D0 (en) 1988-05-05
JPH068184B2 (ja) 1994-02-02
US4842628A (en) 1989-06-27
DE3711281C1 (de) 1988-06-16
JPS63256546A (ja) 1988-10-24
GB2203737B (en) 1991-02-13

Similar Documents

Publication Publication Date Title
FR2613353B1 (fr) Procede pour vitrifier un corps poreux forme de suie vitreuse et four pour la mise en oeuvre du procede
EP0425409A3 (en) Method and system for generation of manufacturing process plans
GR3017422T3 (en) Method of and apparatus for the regeneration of a soot filter.
FR2584063B1 (fr) Super purificateur pour le gaz argon et procede de purification de l'argon.
EP0286082A3 (en) Method of and apparatus for rolling directly coupled with continuous casting
EP0415238A3 (en) Method of producing support for planographic printing-plate
FR2643005B1 (fr) Procede d'usinage electrochimique evitant l'erosion et dispositif pour la mise en oeuvre du procede
YU226286A (en) Process for modification of surface soot
GB2196280B (en) Method and apparatus for making thin-walled metal pipes
GB2092153B (en) Method and apparatus for the production of porous tubes
FR2630127B1 (fr) Procede de vinification et cuve de vinification pour la mise en oeuvre du procede
HU901670D0 (en) Process for the regeneration of waste oil
HUT58892A (en) Method and apparatus for purifying the waste gas of melting furnace
ZA882881B (en) Process for making metal surfaces hydrophilic and novel products thus produced
DE3266441D1 (en) Method of, and apparatus for, producing castings in a vacuum
FR2744649B1 (fr) Procede pour augmenter la mouillabilite d'un corps poreux et dispositif de mise en oeuvre du procede
GB8916044D0 (en) Method of and apparatus for making filter rod sections
DE3473740D1 (en) Process for making high-density and high-temperature resistant ceramic bodies
GB2076013B (en) Process and apparatus for use in the production of refuse derived fuel
GB2231119B (en) Method and apparatus for flaring pipe liners
EP0417765A3 (en) Method of producing porous mold
AU5529390A (en) Method and apparatus for the manufacture of porous pipe
EP0429389A3 (en) Process of and apparatus for forming concrete pipe with step
FR2542325B1 (fr) Procede pour le traitement de solutions reactives metalliferes et pour la recuperation du metal
GB2108412B (en) Method of producing container bodies and container bodies produced thereby

Legal Events

Date Code Title Description
ST Notification of lapse