BE679631A - - Google Patents
Info
- Publication number
- BE679631A BE679631A BE679631DA BE679631A BE 679631 A BE679631 A BE 679631A BE 679631D A BE679631D A BE 679631DA BE 679631 A BE679631 A BE 679631A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- C03C4/0057—Compositions for glass with special properties for ultrasonic delay lines glass
-
- 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
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/102—Glass compositions containing silica with 40% to 90% silica, by weight containing lead
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/30—Time-delay networks
- H03H9/36—Time-delay networks with non-adjustable delay time
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Glass Compositions (AREA)
- Vibration Prevention Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6504829A NL142547B (en) | 1965-04-15 | 1965-04-15 | ACOUSTIC DELAY LINE. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE679631A true BE679631A (en) | 1966-10-17 |
Family
ID=19792949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE679631D BE679631A (en) | 1965-04-15 | 1966-04-15 |
Country Status (9)
| Country | Link |
|---|---|
| AT (1) | AT259012B (en) |
| BE (1) | BE679631A (en) |
| CH (1) | CH459300A (en) |
| DE (1) | DE1596908C3 (en) |
| ES (1) | ES325502A1 (en) |
| GB (1) | GB1118422A (en) |
| NL (1) | NL142547B (en) |
| NO (1) | NO115849B (en) |
| SE (1) | SE319869B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3651431A (en) * | 1969-05-05 | 1972-03-21 | Bell Telephone Labor Inc | Zero temperature coefficient ultrasonic transmission medium having temporal stability |
| DE2040517C3 (en) * | 1969-08-15 | 1975-06-05 | Nippon Kogaku K.K. | Glass for ultrasonic delay lines that has good temperature constancy (less than 5 ppm / degree C), low attenuation (less than 10 by 10 to the -3 db / cycle at 5 Mhz) and excellent resistance to aging |
| DE2359657C3 (en) * | 1973-11-30 | 1984-08-02 | Schott Glaswerke, 6500 Mainz | Use of glasses in the SiO 2 -PbO-K 2 O system for optical fibers with low optical losses |
| DE4202369C2 (en) * | 1992-01-29 | 1994-12-01 | Schott Glaswerke | Aging resistant glass for the ultrasonic delay and its use |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE619134A (en) * | 1961-06-19 |
-
1965
- 1965-04-15 NL NL6504829A patent/NL142547B/en not_active IP Right Cessation
-
1966
- 1966-04-12 GB GB1598366A patent/GB1118422A/en not_active Expired
- 1966-04-12 SE SE496566A patent/SE319869B/xx unknown
- 1966-04-12 NO NO16254166A patent/NO115849B/no unknown
- 1966-04-12 DE DE19661596908 patent/DE1596908C3/en not_active Expired
- 1966-04-12 CH CH525966A patent/CH459300A/en unknown
- 1966-04-12 AT AT344366A patent/AT259012B/en active
- 1966-04-13 ES ES0325502A patent/ES325502A1/en not_active Expired
- 1966-04-15 BE BE679631D patent/BE679631A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH459300A (en) | 1968-07-15 |
| NL142547B (en) | 1974-06-17 |
| AT259012B (en) | 1967-12-27 |
| DE1596908A1 (en) | 1971-02-25 |
| NL6504829A (en) | 1966-10-17 |
| GB1118422A (en) | 1968-07-03 |
| ES325502A1 (en) | 1967-06-01 |
| SE319869B (en) | 1970-01-26 |
| NO115849B (en) | 1968-12-16 |
| DE1596908C3 (en) | 1986-05-07 |
| DE1596908B2 (en) | 1975-01-16 |