JPS4895088A - - Google Patents

Info

Publication number
JPS4895088A
JPS4895088A JP47026807A JP2680772A JPS4895088A JP S4895088 A JPS4895088 A JP S4895088A JP 47026807 A JP47026807 A JP 47026807A JP 2680772 A JP2680772 A JP 2680772A JP S4895088 A JPS4895088 A JP S4895088A
Authority
JP
Japan
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.)
Granted
Application number
JP47026807A
Other languages
Japanese (ja)
Other versions
JPS5710543B2 (en:Method
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 filed Critical
Priority to JP2680772A priority Critical patent/JPS5710543B2/ja
Priority to NL7303580A priority patent/NL7303580A/xx
Priority to DE2313253A priority patent/DE2313253A1/de
Priority to US341849A priority patent/US3912959A/en
Publication of JPS4895088A publication Critical patent/JPS4895088A/ja
Publication of JPS5710543B2 publication Critical patent/JPS5710543B2/ja
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/50—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds
    • C04B35/505—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds based on yttrium oxide
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/302—Vessels; Containers characterised by the material of the vessel

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
JP2680772A 1972-03-16 1972-03-16 Expired JPS5710543B2 (en:Method)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2680772A JPS5710543B2 (en:Method) 1972-03-16 1972-03-16
NL7303580A NL7303580A (en:Method) 1972-03-16 1973-03-14
DE2313253A DE2313253A1 (de) 1972-03-16 1973-03-16 Hochdruck-natriumdampfentladungslampe
US341849A US3912959A (en) 1972-03-16 1973-03-16 High pressure sodium vapor discharge lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2680772A JPS5710543B2 (en:Method) 1972-03-16 1972-03-16

Publications (2)

Publication Number Publication Date
JPS4895088A true JPS4895088A (en:Method) 1973-12-06
JPS5710543B2 JPS5710543B2 (en:Method) 1982-02-26

Family

ID=12203551

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2680772A Expired JPS5710543B2 (en:Method) 1972-03-16 1972-03-16

Country Status (4)

Country Link
US (1) US3912959A (en:Method)
JP (1) JPS5710543B2 (en:Method)
DE (1) DE2313253A1 (en:Method)
NL (1) NL7303580A (en:Method)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL174683C (nl) * 1975-09-11 1984-07-16 Philips Nv Hogedrukgasontladingslamp.
CA1203559A (en) * 1980-06-06 1986-04-22 Elliot F. Wyner High pressure sodium lamp having improved efficacy
US5631522A (en) * 1995-05-09 1997-05-20 General Electric Company Low sodium permeability glass
US6136736A (en) * 1993-06-01 2000-10-24 General Electric Company Doped silica glass
DE102010001931A1 (de) * 2010-02-15 2011-08-18 Osram Gesellschaft mit beschränkter Haftung, 81543 Lampe mit Gasfüllung

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3363134A (en) * 1965-12-08 1968-01-09 Gen Electric Arc discharge lamp having polycrystalline ceramic arc tube

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3363134A (en) * 1965-12-08 1968-01-09 Gen Electric Arc discharge lamp having polycrystalline ceramic arc tube

Also Published As

Publication number Publication date
NL7303580A (en:Method) 1973-09-18
DE2313253A1 (de) 1973-09-27
JPS5710543B2 (en:Method) 1982-02-26
US3912959A (en) 1975-10-14

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