DE3619379C2 - - Google Patents
Info
- Publication number
- DE3619379C2 DE3619379C2 DE19863619379 DE3619379A DE3619379C2 DE 3619379 C2 DE3619379 C2 DE 3619379C2 DE 19863619379 DE19863619379 DE 19863619379 DE 3619379 A DE3619379 A DE 3619379A DE 3619379 C2 DE3619379 C2 DE 3619379C2
- Authority
- DE
- Germany
- Prior art keywords
- tube
- wall
- separation
- area
- optical fibers
- 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
Links
- 238000000034 method Methods 0.000 claims description 29
- 238000000926 separation method Methods 0.000 claims description 25
- 230000008569 process Effects 0.000 claims description 24
- 230000008021 deposition Effects 0.000 claims description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 239000013307 optical fiber Substances 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 14
- 238000000151 deposition Methods 0.000 description 13
- 239000002245 particle Substances 0.000 description 13
- 238000006243 chemical reaction Methods 0.000 description 11
- 239000000758 substrate Substances 0.000 description 9
- 239000011521 glass Substances 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000002019 doping agent Substances 0.000 description 3
- 238000005755 formation reaction Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- VXEGSRKPIUDPQT-UHFFFAOYSA-N 4-[4-(4-methoxyphenyl)piperazin-1-yl]aniline Chemical compound C1=CC(OC)=CC=C1N1CCN(C=2C=CC(N)=CC=2)CC1 VXEGSRKPIUDPQT-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000005049 silicon tetrachloride Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007496 glass forming Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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]
- C03B37/018—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] 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
- C03B37/01876—Means for heating tubes or rods during or immediately prior to deposition, e.g. electric resistance heaters
-
- 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]
- C03B37/018—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] 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
- C03B37/01807—Reactant delivery systems, e.g. reactant deposition burners
- C03B37/01815—Reactant deposition burners or deposition heating means
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect
- G02F1/153—Constructional details
- G02F1/1533—Constructional details structural features not otherwise provided for
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Nonlinear Science (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19863619379 DE3619379A1 (de) | 1986-06-09 | 1986-06-09 | Verfahren und vorrichtungen zur herstellung von optischen glasgegenstaenden |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19863619379 DE3619379A1 (de) | 1986-06-09 | 1986-06-09 | Verfahren und vorrichtungen zur herstellung von optischen glasgegenstaenden |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3619379A1 DE3619379A1 (de) | 1986-12-18 |
| DE3619379C2 true DE3619379C2 (https=) | 1991-05-29 |
Family
ID=6302624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19863619379 Granted DE3619379A1 (de) | 1986-06-09 | 1986-06-09 | Verfahren und vorrichtungen zur herstellung von optischen glasgegenstaenden |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3619379A1 (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2677972B1 (fr) * | 1991-06-21 | 1996-12-06 | France Telecom | Procede de fabrication de preformes pour fibres optiques et dispositif pour la mise en óoeuvre de ce procede. |
| KR0168009B1 (ko) * | 1996-09-13 | 1999-10-15 | 김광호 | 광섬유 모재를 제조시 사용되는 냉각장치 |
| NL1037163C2 (nl) | 2009-07-30 | 2011-02-02 | Draka Comteq Bv | Werkwijze en inrichting voor het vervaardigen van een primaire voorvorm voor optische vezels. |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2364186A1 (fr) * | 1976-09-09 | 1978-04-07 | Comp Generale Electricite | Procede et dispositif pour deposer une couche d'un verre sur la paroi interne d'un tube |
| JPS5927728B2 (ja) * | 1977-08-11 | 1984-07-07 | 日本電信電話株式会社 | 煤状ガラスロッドの製造方法 |
| US4278459A (en) * | 1980-03-03 | 1981-07-14 | Western Electric Company, Inc. | Method and apparatus for exhausting optical fiber preform tubes |
| US4328018A (en) * | 1980-06-19 | 1982-05-04 | Corning Glass Works | Method and apparatus for making optical fiber waveguides |
| DE3331899C2 (de) * | 1983-09-03 | 1985-12-05 | AEG-Telefunken Kabelwerke AG, Rheydt, 4050 Mönchengladbach | Verfahren zur Herstellung von Glasschichten auf einem Grundkörper |
| DE3419275A1 (de) * | 1984-05-23 | 1985-11-28 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur erzeugung von glasschichten aus der gasphase, insbesondere fuer die herstellung von vorformen fuer optische glasfasern |
| GB8414878D0 (en) * | 1984-06-11 | 1984-07-18 | Gen Electric Co Plc | Integrated optical waveguides |
| DE3427323A1 (de) * | 1984-07-25 | 1986-03-27 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zur herstellung eines aerosolstromes |
-
1986
- 1986-06-09 DE DE19863619379 patent/DE3619379A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3619379A1 (de) | 1986-12-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OAV | Applicant agreed to the publication of the unexamined application as to paragraph 31 lit. 2 z1 | ||
| OR8 | Request for search as to paragraph 43 lit. 1 sentence 1 patent law | ||
| 8105 | Search report available | ||
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |