JPS6120493B2 - - Google Patents
Info
- Publication number
- JPS6120493B2 JPS6120493B2 JP9310578A JP9310578A JPS6120493B2 JP S6120493 B2 JPS6120493 B2 JP S6120493B2 JP 9310578 A JP9310578 A JP 9310578A JP 9310578 A JP9310578 A JP 9310578A JP S6120493 B2 JPS6120493 B2 JP S6120493B2
- Authority
- JP
- Japan
- Prior art keywords
- base material
- optical fiber
- furnace
- outer diameter
- transparent
- 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
- 239000000463 material Substances 0.000 claims description 48
- 239000013307 optical fiber Substances 0.000 claims description 43
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 238000004017 vitrification Methods 0.000 claims description 8
- 239000011521 glass Substances 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 2
- 230000007062 hydrolysis Effects 0.000 claims 1
- 238000006460 hydrolysis reaction Methods 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 9
- 229910052799 carbon Inorganic materials 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 9
- 238000010924 continuous production Methods 0.000 description 7
- 239000000835 fiber Substances 0.000 description 7
- 230000003287 optical effect Effects 0.000 description 7
- 239000011810 insulating material Substances 0.000 description 5
- 238000005259 measurement Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- LEVVHYCKPQWKOP-UHFFFAOYSA-N [Si].[Ge] Chemical compound [Si].[Ge] LEVVHYCKPQWKOP-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000003786 synthesis reaction Methods 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
- C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
- C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
- C03B37/01257—Heating devices therefor
-
- 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)
- Materials Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9310578A JPS5520260A (en) | 1978-08-01 | 1978-08-01 | Continuously producing apparatus for optical fiber base material |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9310578A JPS5520260A (en) | 1978-08-01 | 1978-08-01 | Continuously producing apparatus for optical fiber base material |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5520260A JPS5520260A (en) | 1980-02-13 |
JPS6120493B2 true JPS6120493B2 (fr) | 1986-05-22 |
Family
ID=14073236
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9310578A Granted JPS5520260A (en) | 1978-08-01 | 1978-08-01 | Continuously producing apparatus for optical fiber base material |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5520260A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6296336A (ja) * | 1985-10-21 | 1987-05-02 | Nippon Telegr & Teleph Corp <Ntt> | 光ファイバ母材の製造方法 |
KR950014101B1 (ko) * | 1987-02-16 | 1995-11-21 | 스미토모덴기고교 가부시키가이샤 | 광섬유용 유리모재의 가열로와 그 유리모재의 제조방법 |
FR2802916B1 (fr) * | 1999-12-27 | 2002-03-15 | Cit Alcatel | Agencement d'entree de preforme pour four de tirage de fibre optique, four dote d'un tel agencement et preforme equipee pour cooperer avec cet agencement |
-
1978
- 1978-08-01 JP JP9310578A patent/JPS5520260A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5520260A (en) | 1980-02-13 |
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