SE349791B - - Google Patents

Info

Publication number
SE349791B
SE349791B SE15251/69A SE1525169A SE349791B SE 349791 B SE349791 B SE 349791B SE 15251/69 A SE15251/69 A SE 15251/69A SE 1525169 A SE1525169 A SE 1525169A SE 349791 B SE349791 B SE 349791B
Authority
SE
Sweden
Application number
SE15251/69A
Inventor
H Trap
Original Assignee
Philips Nv
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 Nv filed Critical Philips Nv
Publication of SE349791B publication Critical patent/SE349791B/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/04—Electron multipliers
    • H01J43/06—Electrode arrangements
    • H01J43/18—Electrode arrangements using essentially more than one dynode
    • H01J43/24—Dynodes having potential gradient along their surfaces
    • 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

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)
  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
SE15251/69A 1968-11-09 1969-11-06 SE349791B (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6816004A NL6816004A (ja) 1968-11-09 1968-11-09

Publications (1)

Publication Number Publication Date
SE349791B true SE349791B (ja) 1972-10-09

Family

ID=19805111

Family Applications (1)

Application Number Title Priority Date Filing Date
SE15251/69A SE349791B (ja) 1968-11-09 1969-11-06

Country Status (7)

Country Link
US (1) US3663247A (ja)
JP (1) JPS5243055B1 (ja)
BE (1) BE741466A (ja)
FR (1) FR2022959A1 (ja)
GB (1) GB1239687A (ja)
NL (1) NL6816004A (ja)
SE (1) SE349791B (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7005457A (ja) * 1970-04-16 1971-10-19
US4183620A (en) * 1976-12-30 1980-01-15 Pedro Buarque De Macedo Joint doped porous glass article with high modifier concentrations
DE19922678C2 (de) * 1999-05-18 2001-06-21 Perkinelmer Optoelectronics Bleisilicatglas sowie dessen Verwendung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2584974A (en) * 1948-05-13 1952-02-12 Corning Glass Works Optical glass
US3307958A (en) * 1960-04-11 1967-03-07 Physical Sciences Corp Ceramic material
NL279756A (ja) * 1960-04-20
US3470002A (en) * 1967-01-30 1969-09-30 Bell Telephone Labor Inc Glaze for high density alumina

Also Published As

Publication number Publication date
NL6816004A (ja) 1970-05-12
DE1953738A1 (de) 1970-06-11
DE1953738B2 (de) 1976-03-11
GB1239687A (ja) 1971-07-21
US3663247A (en) 1972-05-16
JPS5243055B1 (ja) 1977-10-28
FR2022959A1 (ja) 1970-08-07
BE741466A (ja) 1970-05-08

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