IT1121510B - Procedimento per ridurre il contenuto alcalino sulla superficie interna di tubi di vetro,particolarmente per lampade fluorescenti - Google Patents

Procedimento per ridurre il contenuto alcalino sulla superficie interna di tubi di vetro,particolarmente per lampade fluorescenti

Info

Publication number
IT1121510B
IT1121510B IT23034/79A IT2303479A IT1121510B IT 1121510 B IT1121510 B IT 1121510B IT 23034/79 A IT23034/79 A IT 23034/79A IT 2303479 A IT2303479 A IT 2303479A IT 1121510 B IT1121510 B IT 1121510B
Authority
IT
Italy
Prior art keywords
procedure
reduce
internal surface
fluorescent lamps
glass tubes
Prior art date
Application number
IT23034/79A
Other languages
English (en)
Italian (it)
Other versions
IT7923034A0 (it
Original Assignee
Gte Sylvania Inc
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 Gte Sylvania Inc filed Critical Gte Sylvania Inc
Publication of IT7923034A0 publication Critical patent/IT7923034A0/it
Application granted granted Critical
Publication of IT1121510B publication Critical patent/IT1121510B/it

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
    • C03C23/00—Other surface treatment of glass not in the form of fibres or filaments
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/38—Devices for influencing the colour or wavelength of the light
    • H01J61/42—Devices for influencing the colour or wavelength of the light by transforming the wavelength of the light by luminescence
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
    • H01J9/245—Manufacture or joining of vessels, leading-in conductors or bases specially adapted for gas discharge tubes or lamps
    • H01J9/247—Manufacture or joining of vessels, leading-in conductors or bases specially adapted for gas discharge tubes or lamps specially adapted for gas-discharge lamps

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Surface Treatment Of Glass (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
IT23034/79A 1978-05-30 1979-05-28 Procedimento per ridurre il contenuto alcalino sulla superficie interna di tubi di vetro,particolarmente per lampade fluorescenti IT1121510B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US91041978A 1978-05-30 1978-05-30

Publications (2)

Publication Number Publication Date
IT7923034A0 IT7923034A0 (it) 1979-05-28
IT1121510B true IT1121510B (it) 1986-04-02

Family

ID=25428756

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23034/79A IT1121510B (it) 1978-05-30 1979-05-28 Procedimento per ridurre il contenuto alcalino sulla superficie interna di tubi di vetro,particolarmente per lampade fluorescenti

Country Status (10)

Country Link
JP (1) JPS54156021A (enrdf_load_stackoverflow)
AR (1) AR218135A1 (enrdf_load_stackoverflow)
BE (1) BE876593A (enrdf_load_stackoverflow)
BR (1) BR7902381A (enrdf_load_stackoverflow)
CA (1) CA1146359A (enrdf_load_stackoverflow)
DE (1) DE2921128A1 (enrdf_load_stackoverflow)
GB (1) GB2021556B (enrdf_load_stackoverflow)
IT (1) IT1121510B (enrdf_load_stackoverflow)
MX (1) MX152272A (enrdf_load_stackoverflow)
NL (1) NL7904206A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3139294A1 (de) * 1981-10-02 1983-04-21 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Halogengluehlampe und verfahren zum schutz ihrer innenoberflaeche
JP2590305B2 (ja) * 1985-05-07 1997-03-12 株式会社 半導体エネルギー研究所 半導体装置作成方法
US5391893A (en) 1985-05-07 1995-02-21 Semicoductor Energy Laboratory Co., Ltd. Nonsingle crystal semiconductor and a semiconductor device using such semiconductor
JP2657182B2 (ja) * 1994-05-20 1997-09-24 株式会社 半導体エネルギー研究所 半導体装置作成方法および半導体装置
JP2005170736A (ja) * 2003-12-11 2005-06-30 Ishizuka Glass Co Ltd 酸化反応抑制ガラス材及び酸化反応抑制ガラス容器
US7095176B2 (en) * 2004-03-09 2006-08-22 Lynn Judd B Miniature tubular gas discharge lamp and method of manufacture

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS476044U (enrdf_load_stackoverflow) * 1971-02-12 1972-09-20
JPS497317A (enrdf_load_stackoverflow) * 1972-05-12 1974-01-23
JPS5040617A (enrdf_load_stackoverflow) * 1973-08-13 1975-04-14
JPS51129410A (en) * 1975-05-02 1976-11-11 Hiroaki Yanagida Method of treating glass surface

Also Published As

Publication number Publication date
NL7904206A (nl) 1979-12-04
GB2021556B (en) 1982-12-01
JPS54156021A (en) 1979-12-08
GB2021556A (en) 1979-12-05
JPS6339528B2 (enrdf_load_stackoverflow) 1988-08-05
BE876593A (fr) 1979-09-17
AR218135A1 (es) 1980-05-15
MX152272A (es) 1985-06-19
IT7923034A0 (it) 1979-05-28
DE2921128A1 (de) 1979-12-06
CA1146359A (en) 1983-05-17
BR7902381A (pt) 1979-12-11

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