JPS621211Y2 - - Google Patents
Info
- Publication number
- JPS621211Y2 JPS621211Y2 JP12533183U JP12533183U JPS621211Y2 JP S621211 Y2 JPS621211 Y2 JP S621211Y2 JP 12533183 U JP12533183 U JP 12533183U JP 12533183 U JP12533183 U JP 12533183U JP S621211 Y2 JPS621211 Y2 JP S621211Y2
- Authority
- JP
- Japan
- Prior art keywords
- furnace
- preform
- inert gas
- airtight plate
- gas
- 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
- 239000013307 optical fiber Substances 0.000 claims description 15
- 238000012681 fiber drawing Methods 0.000 claims description 4
- 239000011261 inert gas Substances 0.000 description 27
- 239000007789 gas Substances 0.000 description 16
- 238000000034 method Methods 0.000 description 11
- 238000007789 sealing Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 208000026438 poor feeding Diseases 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005491 wire drawing 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
- C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
- C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
- C03B37/029—Furnaces therefor
Landscapes
- Engineering & Computer Science (AREA)
- 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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12533183U JPS6032339U (ja) | 1983-08-11 | 1983-08-11 | 光フアイバ−線引炉 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12533183U JPS6032339U (ja) | 1983-08-11 | 1983-08-11 | 光フアイバ−線引炉 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6032339U JPS6032339U (ja) | 1985-03-05 |
| JPS621211Y2 true JPS621211Y2 (enrdf_load_stackoverflow) | 1987-01-13 |
Family
ID=30285385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12533183U Granted JPS6032339U (ja) | 1983-08-11 | 1983-08-11 | 光フアイバ−線引炉 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6032339U (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4817339B2 (ja) | 2009-02-17 | 2011-11-16 | 信越化学工業株式会社 | 加熱炉のシール部材 |
-
1983
- 1983-08-11 JP JP12533183U patent/JPS6032339U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6032339U (ja) | 1985-03-05 |
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