JPS634959Y2 - - Google Patents
Info
- Publication number
- JPS634959Y2 JPS634959Y2 JP1984062353U JP6235384U JPS634959Y2 JP S634959 Y2 JPS634959 Y2 JP S634959Y2 JP 1984062353 U JP1984062353 U JP 1984062353U JP 6235384 U JP6235384 U JP 6235384U JP S634959 Y2 JPS634959 Y2 JP S634959Y2
- Authority
- JP
- Japan
- Prior art keywords
- heating element
- arc
- shaped
- electrode
- electric furnace
- 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
- 238000010438 heat treatment Methods 0.000 claims description 40
- 125000006850 spacer group Chemical group 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000000377 silicon dioxide 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)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Details (AREA)
- Resistance Heating (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6235384U JPS60176097U (ja) | 1984-04-27 | 1984-04-27 | 抵抗発熱体電気炉 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6235384U JPS60176097U (ja) | 1984-04-27 | 1984-04-27 | 抵抗発熱体電気炉 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60176097U JPS60176097U (ja) | 1985-11-21 |
| JPS634959Y2 true JPS634959Y2 (US20110009641A1-20110113-C00256.png) | 1988-02-09 |
Family
ID=30591491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6235384U Granted JPS60176097U (ja) | 1984-04-27 | 1984-04-27 | 抵抗発熱体電気炉 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60176097U (US20110009641A1-20110113-C00256.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3986611B2 (ja) * | 1997-05-01 | 2007-10-03 | 株式会社フジクラ | 光ファイバ用母材製造用加熱炉 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US982420A (en) * | 1908-07-20 | 1911-01-24 | Nat Carbon Co | Electric furnace. |
| US3160693A (en) * | 1962-04-26 | 1964-12-08 | Titanium Metals Corp | Furnace for determining melting points of metals |
-
1984
- 1984-04-27 JP JP6235384U patent/JPS60176097U/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US982420A (en) * | 1908-07-20 | 1911-01-24 | Nat Carbon Co | Electric furnace. |
| US3160693A (en) * | 1962-04-26 | 1964-12-08 | Titanium Metals Corp | Furnace for determining melting points of metals |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60176097U (ja) | 1985-11-21 |
