CH603498A5 - - Google Patents
Info
- Publication number
- CH603498A5 CH603498A5 CH914775A CH914775A CH603498A5 CH 603498 A5 CH603498 A5 CH 603498A5 CH 914775 A CH914775 A CH 914775A CH 914775 A CH914775 A CH 914775A CH 603498 A5 CH603498 A5 CH 603498A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
- C03B5/225—Refining
- C03B5/2252—Refining under reduced pressure, e.g. with vacuum refiners
-
- 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
- C03B37/022—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from molten glass in which the resultant product consists of different sorts of glass or is characterised by shape, e.g. hollow fibres, undulated fibres, fibres presenting a rough surface
- C03B37/023—Fibres composed of different sorts of glass, e.g. glass optical fibres, made by the double crucible technique
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Light Guides In General And Applications Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3184974A GB1470010A (en) | 1974-07-18 | 1974-07-18 | Optical fibre manufacture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH603498A5 true CH603498A5 (OSRAM) | 1978-08-15 |
Family
ID=10329318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH914775A CH603498A5 (OSRAM) | 1974-07-18 | 1975-07-14 |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH603498A5 (OSRAM) |
| FR (1) | FR2278639A1 (OSRAM) |
| GB (1) | GB1470010A (OSRAM) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1179876B (it) * | 1984-12-18 | 1987-09-16 | Cselt Centro Studi Lab Telecom | Apparecchiatura per la produzione continua di fibre ottiche |
| DE10055969C1 (de) * | 2000-11-11 | 2002-05-02 | Schott Glas | Verfahren und Vorrichtung zur Läuterung einer Glasschmelze |
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1974
- 1974-07-18 GB GB3184974A patent/GB1470010A/en not_active Expired
-
1975
- 1975-07-14 CH CH914775A patent/CH603498A5/xx not_active IP Right Cessation
- 1975-07-18 FR FR7522515A patent/FR2278639A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2278639B1 (OSRAM) | 1982-04-02 |
| FR2278639A1 (fr) | 1976-02-13 |
| GB1470010A (en) | 1977-04-14 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |