FR2145238A5 - - Google Patents

Info

Publication number
FR2145238A5
FR2145238A5 FR7224157A FR7224157A FR2145238A5 FR 2145238 A5 FR2145238 A5 FR 2145238A5 FR 7224157 A FR7224157 A FR 7224157A FR 7224157 A FR7224157 A FR 7224157A FR 2145238 A5 FR2145238 A5 FR 2145238A5
Authority
FR
France
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
FR7224157A
Other languages
French (fr)
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.)
AGC Inc
Original Assignee
Asahi Glass Co 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 Asahi Glass Co Ltd filed Critical Asahi Glass Co Ltd
Application granted granted Critical
Publication of FR2145238A5 publication Critical patent/FR2145238A5/fr
Expired legal-status Critical Current

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
    • 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
    • C03C3/105—Glass compositions containing silica with 40% to 90% silica, by weight containing lead containing aluminium
    • 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)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Glass Compositions (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
FR7224157A 1971-07-07 1972-07-04 Expired FR2145238A5 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4960271A JPS528331B1 (zh) 1971-07-07 1971-07-07

Publications (1)

Publication Number Publication Date
FR2145238A5 true FR2145238A5 (zh) 1973-02-16

Family

ID=12835768

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7224157A Expired FR2145238A5 (zh) 1971-07-07 1972-07-04

Country Status (3)

Country Link
JP (1) JPS528331B1 (zh)
FR (1) FR2145238A5 (zh)
GB (1) GB1354229A (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2358648A1 (de) * 1973-11-24 1975-06-05 Asahi Glass Co Ltd Roentgenstrahlen absorbierendes glas und verwendung desselben
EP0538568A1 (en) * 1991-10-24 1993-04-28 Corning Incorporated Lead silicate glasses

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2358648A1 (de) * 1973-11-24 1975-06-05 Asahi Glass Co Ltd Roentgenstrahlen absorbierendes glas und verwendung desselben
EP0538568A1 (en) * 1991-10-24 1993-04-28 Corning Incorporated Lead silicate glasses

Also Published As

Publication number Publication date
GB1354229A (en) 1974-06-05
JPS528331B1 (zh) 1977-03-08

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Legal Events

Date Code Title Description
ST Notification of lapse