BE619134A - - Google Patents
Info
- Publication number
- BE619134A BE619134A BE619134DA BE619134A BE 619134 A BE619134 A BE 619134A BE 619134D A BE619134D A BE 619134DA BE 619134 A BE619134 A BE 619134A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
-
- 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
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- 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
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US117851A US3173780A (en) | 1961-06-19 | 1961-06-19 | Method of producing an ultrasonic solid delay line |
| US118185A US3154425A (en) | 1961-06-19 | 1961-06-19 | Temperature stable ultrasonic delay lines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE619134A true BE619134A (US07282526-20071016-C00003.png) |
Family
ID=26815714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE619134D BE619134A (US07282526-20071016-C00003.png) | 1961-06-19 |
Country Status (5)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL142547B (nl) * | 1965-04-15 | 1974-06-17 | Philips Nv | Akoestische vertragingslijn. |
| DE1596845B1 (de) * | 1966-12-07 | 1970-10-22 | Jenaer Glaswerk Schott & Gen | Glas mit kleinem Temperaturkoeffizienten der Laufze it fuer Ultraschallwellen |
| NL6709718A (US07282526-20071016-C00003.png) * | 1967-07-13 | 1969-01-15 | ||
| DE1696064B2 (de) * | 1968-03-08 | 1972-03-09 | Jenaer Glaswerk Schott & Gen | Glaeser fuer ultraschallverzoegerungsleitungen mit geringerer innerer daempfung und transformationentemperaturen zwischen 550 und 620 grad c |
| US3651431A (en) * | 1969-05-05 | 1972-03-21 | Bell Telephone Labor Inc | Zero temperature coefficient ultrasonic transmission medium having temporal stability |
| NL7018029A (US07282526-20071016-C00003.png) * | 1969-12-22 | 1971-06-24 | ||
| US3818382A (en) * | 1970-10-20 | 1974-06-18 | Raytheon Co | Surface wave delay line structures having reduced temperature coefficient of delay time |
| CA1083183A (en) * | 1976-12-30 | 1980-08-05 | Mrinmay Samanta | Joint doping of porous glasses to produce materials with high modifier concentrations |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE455749C (de) * | 1925-08-01 | 1928-02-07 | Patra Patent Treuhand | Glaeser fuer Isolationszwecke, die Kieselsaeure, Kaliumoxyd, Natriumoxyd und mindestens ein zwei- oder dreiwertiges Metalloxyd enthalten |
| GB479631A (en) * | 1935-12-30 | 1938-02-09 | Corning Glass Works | Improved method of stabilizing annealed glass articles particularly thermometers |
| US2663006A (en) * | 1948-11-19 | 1953-12-15 | Crystal Res Lab Inc | Crystal mounting for delay lines |
| US2727214A (en) * | 1949-11-02 | 1955-12-13 | Bell Telephone Labor Inc | Acoustic delay line using solid rods |
| US2736714A (en) * | 1952-01-04 | 1956-02-28 | Owens Corning Fiberglass Corp | Lead glass composition |
| US2762713A (en) * | 1953-12-03 | 1956-09-11 | Bausch & Lomb | Flint glasses for multifocal lenses |
| US2871624A (en) * | 1954-06-14 | 1959-02-03 | American Optical Corp | Method of annealing glass |
| NL238504A (US07282526-20071016-C00003.png) * | 1958-04-23 | |||
| US3051915A (en) * | 1958-11-17 | 1962-08-28 | Corning Glass Works | Ultrasonic delay line |
-
0
- NL NL135270D patent/NL135270C/xx active
- NL NL279370D patent/NL279370A/xx unknown
- BE BE619134D patent/BE619134A/xx unknown
-
1961
- 1961-06-19 US US118185A patent/US3154425A/en not_active Expired - Lifetime
- 1961-06-19 US US117851A patent/US3173780A/en not_active Expired - Lifetime
-
1962
- 1962-06-12 GB GB22562/62A patent/GB990265A/en not_active Expired
- 1962-06-12 DE DE19621441215 patent/DE1441215B1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB990265A (en) | 1965-04-28 |
| DE1441215B1 (de) | 1971-07-15 |
| US3173780A (en) | 1965-03-16 |
| US3154425A (en) | 1964-10-27 |
| NL135270C (US07282526-20071016-C00003.png) | |
| NL279370A (US07282526-20071016-C00003.png) |
