JPH0230414Y2 - - Google Patents
Info
- Publication number
- JPH0230414Y2 JPH0230414Y2 JP1985103547U JP10354785U JPH0230414Y2 JP H0230414 Y2 JPH0230414 Y2 JP H0230414Y2 JP 1985103547 U JP1985103547 U JP 1985103547U JP 10354785 U JP10354785 U JP 10354785U JP H0230414 Y2 JPH0230414 Y2 JP H0230414Y2
- Authority
- JP
- Japan
- Prior art keywords
- core tube
- furnace core
- furnace
- length
- optical fiber
- 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 24
- 239000013307 optical fiber Substances 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 23
- 238000004519 manufacturing process Methods 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 230000003028 elevating effect Effects 0.000 claims description 3
- 239000010453 quartz Substances 0.000 claims description 2
- 239000011521 glass Substances 0.000 description 41
- 239000002245 particle Substances 0.000 description 29
- 239000010419 fine particle Substances 0.000 description 11
- 230000018044 dehydration Effects 0.000 description 8
- 238000006297 dehydration reaction Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Glass Melting And Manufacturing (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985103547U JPH0230414Y2 (US20080094685A1-20080424-C00004.png) | 1985-07-09 | 1985-07-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985103547U JPH0230414Y2 (US20080094685A1-20080424-C00004.png) | 1985-07-09 | 1985-07-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6215537U JPS6215537U (US20080094685A1-20080424-C00004.png) | 1987-01-30 |
| JPH0230414Y2 true JPH0230414Y2 (US20080094685A1-20080424-C00004.png) | 1990-08-16 |
Family
ID=30976202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985103547U Expired JPH0230414Y2 (US20080094685A1-20080424-C00004.png) | 1985-07-09 | 1985-07-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0230414Y2 (US20080094685A1-20080424-C00004.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002211943A (ja) * | 1998-03-31 | 2002-07-31 | Sumitomo Electric Ind Ltd | 反応管 |
| JP2002145628A (ja) * | 2000-11-07 | 2002-05-22 | Hitachi Cable Ltd | 多孔質母材の焼結方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0351317Y2 (US20080094685A1-20080424-C00004.png) * | 1984-11-08 | 1991-11-01 |
-
1985
- 1985-07-09 JP JP1985103547U patent/JPH0230414Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6215537U (US20080094685A1-20080424-C00004.png) | 1987-01-30 |
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