JPS5494048A - Production of rod for optical fiber - Google Patents
Production of rod for optical fiberInfo
- Publication number
- JPS5494048A JPS5494048A JP28178A JP28178A JPS5494048A JP S5494048 A JPS5494048 A JP S5494048A JP 28178 A JP28178 A JP 28178A JP 28178 A JP28178 A JP 28178A JP S5494048 A JPS5494048 A JP S5494048A
- Authority
- JP
- Japan
- Prior art keywords
- quartz tube
- uniform
- maximums
- gases
- refractive index
- 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.)
- Granted
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
- C03B37/01205—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]
- C03B37/018—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] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
- C03B37/01861—Means for changing or stabilising the diameter or form of tubes or rods
- C03B37/01869—Collapsing
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (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 |
---|---|---|---|
JP53000281A JPS581054B2 (ja) | 1978-01-06 | 1978-01-06 | 光フアイバ−用素材ロツドの製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP53000281A JPS581054B2 (ja) | 1978-01-06 | 1978-01-06 | 光フアイバ−用素材ロツドの製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5494048A true JPS5494048A (en) | 1979-07-25 |
JPS581054B2 JPS581054B2 (ja) | 1983-01-10 |
Family
ID=11469511
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP53000281A Expired JPS581054B2 (ja) | 1978-01-06 | 1978-01-06 | 光フアイバ−用素材ロツドの製造方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS581054B2 (ja) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5246348U (ja) * | 1975-09-30 | 1977-04-01 |
-
1978
- 1978-01-06 JP JP53000281A patent/JPS581054B2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5246348U (ja) * | 1975-09-30 | 1977-04-01 |
Also Published As
Publication number | Publication date |
---|---|
JPS581054B2 (ja) | 1983-01-10 |
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