NL7302381A - - Google Patents
Info
- Publication number
- NL7302381A NL7302381A NL7302381A NL7302381A NL7302381A NL 7302381 A NL7302381 A NL 7302381A NL 7302381 A NL7302381 A NL 7302381A NL 7302381 A NL7302381 A NL 7302381A NL 7302381 A NL7302381 A NL 7302381A
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/13—Integrated optical circuits characterised by the manufacturing method
- G02B6/134—Integrated optical circuits characterised by the manufacturing method by substitution by dopant atoms
- G02B6/1345—Integrated optical circuits characterised by the manufacturing method by substitution by dopant atoms using ion exchange
-
- 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
- C03C21/00—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47020913A JPS4912831A (en) | 1972-02-28 | 1972-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7302381A true NL7302381A (en) | 1973-08-30 |
Family
ID=12040449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7302381A NL7302381A (en) | 1972-02-28 | 1973-02-21 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS4912831A (en) |
| FR (1) | FR2174059B1 (en) |
| GB (1) | GB1384495A (en) |
| NL (1) | NL7302381A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5720220B2 (en) * | 1974-07-09 | 1982-04-27 | ||
| JPS55130440A (en) * | 1979-03-31 | 1980-10-09 | Takamisawa Saibaneteitsukusu:Kk | Method of defective feeding of sheet |
| JPS5759649U (en) * | 1980-09-27 | 1982-04-08 | ||
| NL1005418C2 (en) | 1997-03-03 | 1998-09-07 | Kema Nv | Method for treating a base material to obtain specific properties. |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1191980B (en) * | 1963-10-04 | 1965-04-29 | Siemens Reiniger Werke Ag | Refractive optical element |
| GB1218403A (en) * | 1967-04-27 | 1971-01-06 | Glaverbel | Process and apparatus for use in modifying glass and other materials |
| DE2039239B2 (en) * | 1970-08-07 | 1971-12-30 | Jenaer Glaswerk Schott & Gen | LIGHT-GUIDING GLASS ELEMENT WITH A ZONE FROM HIGHER BREAKING THE GLASS, AN ADJUSTING LOW-BREAKING GLASS ZONE AND A TRANSITIONAL AREA, CREATED BY ION DIFFUSION, WITH CONTINUOUS REFRAINING INDEX GRADIENTS AND MANUFACTURING OF GRADIENTS |
| JPS5038342B2 (en) * | 1971-12-01 | 1975-12-09 |
-
1972
- 1972-02-28 JP JP47020913A patent/JPS4912831A/ja active Pending
-
1973
- 1973-02-21 NL NL7302381A patent/NL7302381A/xx unknown
- 1973-02-26 FR FR7306760A patent/FR2174059B1/fr not_active Expired
- 1973-02-28 GB GB980373A patent/GB1384495A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1384495A (en) | 1975-02-19 |
| JPS4912831A (en) | 1974-02-04 |
| DE2309788A1 (en) | 1973-09-20 |
| FR2174059B1 (en) | 1976-09-10 |
| FR2174059A1 (en) | 1973-10-12 |
| DE2309788B2 (en) | 1977-04-07 |