FR2267559A1 - - Google Patents
Info
- Publication number
- FR2267559A1 FR2267559A1 FR7511429A FR7511429A FR2267559A1 FR 2267559 A1 FR2267559 A1 FR 2267559A1 FR 7511429 A FR7511429 A FR 7511429A FR 7511429 A FR7511429 A FR 7511429A FR 2267559 A1 FR2267559 A1 FR 2267559A1
- Authority
- FR
- France
- 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
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/032—Optical fibres with cladding with or without a coating with non solid core or cladding
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- 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
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C13/00—Fibre or filament compositions
- C03C13/04—Fibre optics, e.g. core and clad fibre compositions
- C03C13/048—Silica-free oxide glass compositions
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C4/00—Compositions for glass with special properties
- C03C4/0071—Compositions for glass with special properties for laserable glass
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
- H01S3/16—Solid materials
- H01S3/17—Solid materials amorphous, e.g. glass
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Geochemistry & Mineralogy (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electromagnetism (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Lasers (AREA)
- Glass Compositions (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2417963A DE2417963B1 (de) | 1974-04-11 | 1974-04-11 | Lichtleiter |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2267559A1 true FR2267559A1 (fr) | 1975-11-07 |
FR2267559B1 FR2267559B1 (fr) | 1979-08-03 |
Family
ID=5912861
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7511429A Expired FR2267559B1 (fr) | 1974-04-11 | 1975-04-11 |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS50149355A (fr) |
BE (1) | BE827778A (fr) |
DE (1) | DE2417963B1 (fr) |
FR (1) | FR2267559B1 (fr) |
GB (1) | GB1462338A (fr) |
IT (1) | IT1034991B (fr) |
NL (1) | NL7504334A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2369223A1 (fr) * | 1976-11-02 | 1978-05-26 | Fujitsu Ltd | Verre optique pour ligne de transmission et son procede de fabrication |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54124746A (en) * | 1978-03-20 | 1979-09-27 | Kokusai Denshin Denwa Co Ltd | Fiber for optical transmission |
JPS5713410A (en) * | 1980-06-27 | 1982-01-23 | Furukawa Electric Co Ltd:The | Manufacture of infrared optical fiber |
GB8713698D0 (en) * | 1987-06-11 | 1987-07-15 | British Telecomm | Glass compositions |
GB8724736D0 (en) * | 1987-10-22 | 1987-11-25 | British Telecomm | Optical fibre |
AT513917B1 (de) * | 2013-02-05 | 2014-11-15 | Zizala Lichtsysteme Gmbh | Leuchteinheit für einen Scheinwerfer sowie Scheinwerfer |
-
1974
- 1974-04-11 DE DE2417963A patent/DE2417963B1/de active Granted
-
1975
- 1975-04-04 GB GB1936775A patent/GB1462338A/en not_active Expired
- 1975-04-09 IT IT22183/75A patent/IT1034991B/it active
- 1975-04-10 BE BE155269A patent/BE827778A/fr unknown
- 1975-04-11 JP JP50044145A patent/JPS50149355A/ja active Pending
- 1975-04-11 NL NL7504334A patent/NL7504334A/xx not_active Application Discontinuation
- 1975-04-11 FR FR7511429A patent/FR2267559B1/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2369223A1 (fr) * | 1976-11-02 | 1978-05-26 | Fujitsu Ltd | Verre optique pour ligne de transmission et son procede de fabrication |
Also Published As
Publication number | Publication date |
---|---|
FR2267559B1 (fr) | 1979-08-03 |
GB1462338A (en) | 1977-01-26 |
BE827778A (fr) | 1975-07-31 |
NL7504334A (nl) | 1975-10-14 |
IT1034991B (it) | 1979-10-10 |
JPS50149355A (fr) | 1975-11-29 |
DE2417963B1 (de) | 1975-08-07 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |