GB1291346A - Glass compositions - Google Patents

Glass compositions

Info

Publication number
GB1291346A
GB1291346A GB2236370A GB2236370A GB1291346A GB 1291346 A GB1291346 A GB 1291346A GB 2236370 A GB2236370 A GB 2236370A GB 2236370 A GB2236370 A GB 2236370A GB 1291346 A GB1291346 A GB 1291346A
Authority
GB
United Kingdom
Prior art keywords
glass
glass compositions
heading
envelope
cathode
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
GB2236370A
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 GB1291346A publication Critical patent/GB1291346A/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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/095—Glass compositions containing silica with 40% to 90% silica, by weight containing rare earths
    • 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
    • C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
    • C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal

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)
  • Glass Compositions (AREA)
GB2236370A 1969-05-13 1970-05-08 Glass compositions Expired GB1291346A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6907310A NL6907310A (da) 1969-05-13 1969-05-13

Publications (1)

Publication Number Publication Date
GB1291346A true GB1291346A (en) 1972-10-04

Family

ID=19806939

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2236370A Expired GB1291346A (en) 1969-05-13 1970-05-08 Glass compositions

Country Status (8)

Country Link
AU (1) AU1484370A (da)
BE (1) BE750253A (da)
CA (1) CA918183A (da)
DE (1) DE2021505A1 (da)
FR (1) FR2047636A5 (da)
GB (1) GB1291346A (da)
NL (1) NL6907310A (da)
SE (1) SE353705B (da)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0131399A2 (en) * 1983-07-11 1985-01-16 Corning Glass Works Glass for cathode ray tube faceplate
EP0246696A2 (en) * 1986-05-21 1987-11-25 Koninklijke Philips Electronics N.V. A method of manufacturing a cathode ray tube and a cathode ray tube made by the method

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4065697A (en) * 1969-02-17 1977-12-27 Owens-Illinois, Inc. Cathode-ray tube
US3805107A (en) * 1972-02-17 1974-04-16 Corning Glass Works Faceplate for television picture tube
US3819972A (en) * 1972-02-28 1974-06-25 Owens Illinois Inc Novel glass compositions and cathode-ray tubes made therefrom
DE2832066C3 (de) * 1978-07-21 1981-06-11 Jenaer Glaswerk Schott & Gen., 6500 Mainz Optisches Glas, insbesondere für Photonenbestrahlung
US5215944A (en) * 1991-07-29 1993-06-01 Ppg Industries, Inc. X-ray absorbing glass compositions

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0131399A2 (en) * 1983-07-11 1985-01-16 Corning Glass Works Glass for cathode ray tube faceplate
EP0131399A3 (en) * 1983-07-11 1985-03-06 Corning Glass Works Glass for cathode ray tube faceplate
EP0246696A2 (en) * 1986-05-21 1987-11-25 Koninklijke Philips Electronics N.V. A method of manufacturing a cathode ray tube and a cathode ray tube made by the method
EP0246696A3 (en) * 1986-05-21 1990-04-18 N.V. Philips' Gloeilampenfabrieken A method of manufacturing a cathode ray tube and a cathode ray tube made by the method

Also Published As

Publication number Publication date
AU1484370A (en) 1971-11-18
NL6907310A (da) 1970-11-17
SE353705B (da) 1973-02-12
FR2047636A5 (da) 1971-03-12
CA918183A (en) 1973-01-02
DE2021505A1 (de) 1970-11-19
BE750253A (fr) 1970-11-12

Similar Documents

Publication Publication Date Title
AU469016B2 (en) Electron guns for use in cathode ray tubes
CA960851A (en) Processes, phosphors and compositions
GB1291346A (en) Glass compositions
CA930009A (en) Cathode ray tubes
CA930008A (en) Rectangular cathode ray tube envelope
GB1472390A (en) Glass compositions
GB1231378A (da)
GB1396223A (en) Glass
CA945473A (en) PROCESS FOR STABILIZATION OF A COMPOSITION OF 2.alpha.,3.alpha.-EPITHIO-ANDROSTANES AND COMPOSITION OBTAINED THEREBY
CA920864A (en) Cathode ray tube manufacture
GB1142661A (en) Photoemissive tube
AU455382B2 (en) Colour display cathode ray tube
AU4461972A (en) Colour picture cathode ray tube
AU250139B2 (en) Improvements in or relating to cathode - ray tubes having luminescent screens containing luminescent materials
CA947229A (en) Anode compositions
AU295232B2 (en) Improvements in or relating to cathode ray tubes in particular television picture tubes, having glass bulbs
GB1432055A (en) Hydrogen peroxide blowing agent for silicate foams
AU3319063A (en) Improvements in or relating to cathode ray tubes in particular television picture tubes, having glass bulbs
CA828852A (en) Cathode ray tube
AU416308B2 (en) Cathode ray tube
AU439526B2 (en) Cathode ray tube
CA838613A (en) Viewing panels for cathode ray tubes
AU428609B2 (en) Novel fluorescent compositions
AU445959B2 (en) Improvements in or relating to cathode ray tube display arrangements
CA842981A (en) Cathode ray tube envelopes

Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees