GB1118422A - Improvements relating to acoustic delay lines - Google Patents

Improvements relating to acoustic delay lines

Info

Publication number
GB1118422A
GB1118422A GB1598366A GB1598366A GB1118422A GB 1118422 A GB1118422 A GB 1118422A GB 1598366 A GB1598366 A GB 1598366A GB 1598366 A GB1598366 A GB 1598366A GB 1118422 A GB1118422 A GB 1118422A
Authority
GB
United Kingdom
Prior art keywords
acoustic delay
delay lines
improvements relating
na2o
pbo
Prior art date
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.)
Expired
Application number
GB1598366A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries Ltd
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.)
Filing date
Publication date
Application filed by Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1118422A publication Critical patent/GB1118422A/en
Expired legal-status Critical Current

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)
GB1598366A 1965-04-15 1966-04-12 Improvements relating to acoustic delay lines Expired GB1118422A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6504829A NL142547B (nl) 1965-04-15 1965-04-15 Akoestische vertragingslijn.

Publications (1)

Publication Number Publication Date
GB1118422A true GB1118422A (en) 1968-07-03

Family

ID=19792949

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1598366A Expired GB1118422A (en) 1965-04-15 1966-04-12 Improvements relating to acoustic delay lines

Country Status (9)

Country Link
AT (1) AT259012B (xx)
BE (1) BE679631A (xx)
CH (1) CH459300A (xx)
DE (1) DE1596908C3 (xx)
ES (1) ES325502A1 (xx)
GB (1) GB1118422A (xx)
NL (1) NL142547B (xx)
NO (1) NO115849B (xx)
SE (1) SE319869B (xx)

Cited By (2)

* Cited by examiner, † Cited by third party
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
US3857713A (en) * 1969-08-15 1974-12-31 Of Nippon Telegraphy & Telepho Alkali free lead silicate glass medium for ultrasonic delay lines

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2359657C3 (de) * 1973-11-30 1984-08-02 Schott Glaswerke, 6500 Mainz Verwendung von Gläsern im System SiO↓2↓-PbO-K↓2↓O für Lichtleitfasern mit niedrigen optischen Verlusten
DE4202369C2 (de) * 1992-01-29 1994-12-01 Schott Glaswerke Alterungsbeständiges Glas für die Ultraschallverzögerung und dessen Verwendung

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL279370A (xx) * 1961-06-19

Cited By (2)

* Cited by examiner, † Cited by third party
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
US3857713A (en) * 1969-08-15 1974-12-31 Of Nippon Telegraphy & Telepho Alkali free lead silicate glass medium for ultrasonic delay lines

Also Published As

Publication number Publication date
DE1596908A1 (de) 1971-02-25
SE319869B (xx) 1970-01-26
DE1596908B2 (de) 1975-01-16
NO115849B (xx) 1968-12-16
NL142547B (nl) 1974-06-17
BE679631A (xx) 1966-10-17
CH459300A (de) 1968-07-15
DE1596908C3 (de) 1986-05-07
AT259012B (de) 1967-12-27
NL6504829A (xx) 1966-10-17
ES325502A1 (es) 1967-06-01

Similar Documents

Publication Publication Date Title
GB1089912A (en) Crystallizable glass
GB1416206A (en) Alkali-resistant glass fibres
GB1070305A (en) New glass composition and articles formed therewith
GB1101675A (en) Glass composition
GB774248A (en) Glass compositions
GB1399556A (en) Alkali-resistant glass compositions
GB1118513A (en) Glass compositions
GB855944A (en) Glass composition and method of making it
JPS4222385B1 (xx)
GB1118422A (en) Improvements relating to acoustic delay lines
GB908198A (en) Improvements in glass sealing compositions
GB812576A (en) Improvements in or relating to glass composition
ES296217A1 (es) Procedimiento de fabricaciën de composiciones de vidrio
GB826306A (en) Opaque enamels
GB744205A (en) Improvements in glass compositions
GB836348A (en) Glass composition
GB1117003A (en) Glass composition
GB1022278A (en) Improvements in or relating to crucibles
GB727305A (en) Optical glass
GB886563A (en) Improvements in or relating to optical glasses
GB914250A (en) Improvements in or relating to optical glasses
GB1208020A (en) Glasses
GB761005A (en) Glass compositions
GB1078062A (en) Titanium white enamel frits
GB867922A (en) Optical glass