JPH0137338B2 - - Google Patents
Info
- Publication number
- JPH0137338B2 JPH0137338B2 JP56104335A JP10433581A JPH0137338B2 JP H0137338 B2 JPH0137338 B2 JP H0137338B2 JP 56104335 A JP56104335 A JP 56104335A JP 10433581 A JP10433581 A JP 10433581A JP H0137338 B2 JPH0137338 B2 JP H0137338B2
- Authority
- JP
- Japan
- Prior art keywords
- preform
- handle
- starting
- particulate material
- starting member
- 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
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]
- C03B37/01486—Means for supporting, rotating or translating the preforms being formed, e.g. lathes
- C03B37/01493—Deposition substrates, e.g. targets, mandrels, start rods or tubes
-
- 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]
- C03B37/01486—Means for supporting, rotating or translating the preforms being formed, e.g. lathes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth 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)
- Optical Integrated Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/165,650 US4289517A (en) | 1980-07-03 | 1980-07-03 | Method of forming an optical waveguide preform |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5751145A JPS5751145A (en) | 1982-03-25 |
JPH0137338B2 true JPH0137338B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-08-07 |
Family
ID=22599843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56104335A Granted JPS5751145A (en) | 1980-07-03 | 1981-07-03 | Method of forming preform good for light conducting path |
Country Status (6)
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8103647A (nl) * | 1981-08-03 | 1983-03-01 | Philips Nv | Werkwijze voor de continue vervaardiging van een optische fiber onder neerslaan van glaslagen op een doorn. |
US4714488A (en) * | 1982-09-29 | 1987-12-22 | Corning Glass Works | Apparatus for producing an optical fiber preform |
US5221309A (en) * | 1984-05-15 | 1993-06-22 | Sumitomo Electric Industries, Ltd. | Method for producing glass preform for optical fiber |
JPS60239337A (ja) * | 1984-05-15 | 1985-11-28 | Sumitomo Electric Ind Ltd | 光フアイバ−用ガラス母材の製造法 |
CA1236695A (en) * | 1984-09-17 | 1988-05-17 | Koichi Abe | Optical fiber |
CA1260684A (en) * | 1985-03-19 | 1989-09-26 | Koichi Abe | Optical waveguide manufacture |
JP3406107B2 (ja) * | 1995-01-31 | 2003-05-12 | 信越石英株式会社 | 石英ガラスの製造方法 |
DE10012227C1 (de) * | 2000-03-14 | 2001-05-10 | Heraeus Quarzglas | Verfahren zur Herstellung eines Quarzglaskörpers |
US6467313B1 (en) | 2000-06-09 | 2002-10-22 | Corning Incorporated | Method for controlling dopant profiles |
US7461524B2 (en) * | 2001-06-25 | 2008-12-09 | Prysmian Cavi E Sistemi Energia S.R.L. | Device and method for manufacturing a preform for optical fibres by chemical vapour deposition |
US20040123630A1 (en) * | 2001-07-17 | 2004-07-01 | Arnab Sarkar | Preform fabrication process |
DE102009052308B3 (de) * | 2009-11-09 | 2011-02-10 | Heraeus Quarzglas Gmbh & Co. Kg | Verfahren zur Herstellung eines Quarzglaszylinders sowie Träger zur Durchführung des Verfahrens |
US20160257612A1 (en) * | 2015-03-04 | 2016-09-08 | Corning Incorporated | Coating of bait substrates for optical fiber making |
WO2023112967A1 (ja) * | 2021-12-14 | 2023-06-22 | 住友電気工業株式会社 | ガラス母材の製造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3933454A (en) * | 1974-04-22 | 1976-01-20 | Corning Glass Works | Method of making optical waveguides |
US4125388A (en) * | 1976-12-20 | 1978-11-14 | Corning Glass Works | Method of making optical waveguides |
CA1106710A (en) * | 1977-06-22 | 1981-08-11 | Michael G. Blankenship | Method of making optical devices |
JPS5915091B2 (ja) * | 1977-07-04 | 1984-04-07 | 株式会社フジクラ | 光通信用フアイバ母材の製造方法 |
US4204850A (en) * | 1977-08-26 | 1980-05-27 | Corning Glass Works | Carbon coating for a starting member used in producing optical waveguide |
US4126436A (en) * | 1977-12-05 | 1978-11-21 | Corning Glass Works | Apparatus for minimizing drawn filament diameter variation |
US4154592A (en) * | 1978-02-21 | 1979-05-15 | Corning Glass Works | Method of drawing optical filaments |
US4157906A (en) * | 1978-02-21 | 1979-06-12 | Corning Glass Works | Method of drawing glass optical waveguides |
US4165223A (en) * | 1978-03-06 | 1979-08-21 | Corning Glass Works | Method of making dry optical waveguides |
-
1980
- 1980-07-03 US US06/165,650 patent/US4289517A/en not_active Expired - Lifetime
-
1981
- 1981-05-25 CA CA000378223A patent/CA1168423A/en not_active Expired
- 1981-07-02 EP EP81303029A patent/EP0043708B1/en not_active Expired
- 1981-07-02 AT AT81303029T patent/ATE9575T1/de active
- 1981-07-02 DE DE8181303029T patent/DE3166318D1/de not_active Expired
- 1981-07-03 JP JP56104335A patent/JPS5751145A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
EP0043708B1 (en) | 1984-09-26 |
US4289517A (en) | 1981-09-15 |
ATE9575T1 (de) | 1984-10-15 |
CA1168423A (en) | 1984-06-05 |
JPS5751145A (en) | 1982-03-25 |
DE3166318D1 (en) | 1984-10-31 |
EP0043708A3 (en) | 1982-01-27 |
EP0043708A2 (en) | 1982-01-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4362545A (en) | Support member for an optical waveguide preform | |
FI77217B (fi) | Foerfarande foer framstaellning av en polarisationsbevarande optisk fiber. | |
US4286978A (en) | Method for substantially continuously drying, consolidating and drawing an optical waveguide preform | |
EP0738691B1 (en) | Method of forming an elongated glass article | |
EP0041397B1 (en) | Method and apparatus for forming an optical waveguide preform and an optical waveguide | |
US4453961A (en) | Method of making glass optical fiber | |
JP3292889B2 (ja) | 偏波面保存単一モ−ド光ファイバの作成方法 | |
US4415230A (en) | Polarization retaining single-mode optical waveguide | |
JPH0137338B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
EP0061901B1 (en) | Optical waveguide fiber, and methods of forming an optical waveguide fiber, and an optical waveguide preform | |
US4360371A (en) | Method of making polarization retaining single-mode optical waveguide | |
US4578097A (en) | Method of forming a polarization preserving optical waveguide | |
CA1104312A (en) | Apparatus for minimizing drawn filament diameter variation | |
US3933453A (en) | Flame hydrolysis mandrel and method of using | |
EP0138512B1 (en) | Method of forming laminated single polarization fiber | |
US5180410A (en) | Method of making polarization retaining fiber | |
US6446468B1 (en) | Process for fabricating optical fiber involving overcladding during sintering | |
US4289522A (en) | Support member for an optical waveguide preform | |
US4784465A (en) | Method of making glass optical fiber | |
JP2003212550A (ja) | ガラス管の製造方法およびこれに用いられるターゲットロッド | |
JPS6183639A (ja) | 高純度石英パイプの製造方法 | |
WO2008038298A2 (en) | A process for preparing a mandrel for producing flawless optical fiber preform and a preform produced therefrom | |
JP2893873B2 (ja) | 光ファイバ用ガラス母材製造用加熱炉 | |
JPS61101429A (ja) | ガラス管の製造方法 | |
JPH0781957A (ja) | 石英系ガラス微粒子体の透明ガラス化炉及びその透明ガラス化方法 |