NL279370A - - Google Patents

Info

Publication number
NL279370A
NL279370A NL279370DA NL279370A NL 279370 A NL279370 A NL 279370A NL 279370D A NL279370D A NL 279370DA NL 279370 A NL279370 A NL 279370A
Authority
NL
Netherlands
Application number
Priority date (The priority date 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 date listed.)
Publication of NL279370A publication Critical patent/NL279370A/xx

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
    • 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)
NL279370D 1961-06-19 NL279370A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US118185A US3154425A (en) 1961-06-19 1961-06-19 Temperature stable ultrasonic delay lines
US117851A US3173780A (en) 1961-06-19 1961-06-19 Method of producing an ultrasonic solid delay line

Publications (1)

Publication Number Publication Date
NL279370A true NL279370A (nl)

Family

ID=26815714

Family Applications (2)

Application Number Title Priority Date Filing Date
NL135270D NL135270C (nl) 1961-06-19
NL279370D NL279370A (nl) 1961-06-19

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL135270D NL135270C (nl) 1961-06-19

Country Status (5)

Country Link
US (2) US3173780A (nl)
BE (1) BE619134A (nl)
DE (1) DE1441215B1 (nl)
GB (1) GB990265A (nl)
NL (2) NL279370A (nl)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
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 (nl) * 1967-07-13 1969-01-15
DE1696064A1 (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 (nl) * 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)

* Cited by examiner, † Cited by third party
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 (nl) * 1958-04-23
US3051915A (en) * 1958-11-17 1962-08-28 Corning Glass Works Ultrasonic delay line

Also Published As

Publication number Publication date
DE1441215B1 (de) 1971-07-15
US3173780A (en) 1965-03-16
US3154425A (en) 1964-10-27
BE619134A (nl)
NL135270C (nl)
GB990265A (en) 1965-04-28

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