NL156539B - METHOD FOR MANUFACTURING A TUNGSTEN HALOGEN INCLUSION AND TUNGSTEN HALOGEN INCLUSION Manufactured by this method. - Google Patents

METHOD FOR MANUFACTURING A TUNGSTEN HALOGEN INCLUSION AND TUNGSTEN HALOGEN INCLUSION Manufactured by this method.

Info

Publication number
NL156539B
NL156539B NL7111083.A NL7111083A NL156539B NL 156539 B NL156539 B NL 156539B NL 7111083 A NL7111083 A NL 7111083A NL 156539 B NL156539 B NL 156539B
Authority
NL
Netherlands
Prior art keywords
tungsten halogen
inclusion
manufactured
manufacturing
halogen inclusion
Prior art date
Application number
NL7111083.A
Other languages
Dutch (nl)
Other versions
NL7111083A (en
Original Assignee
Thorn Electrical Ind 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 Thorn Electrical Ind Ltd filed Critical Thorn Electrical Ind Ltd
Publication of NL7111083A publication Critical patent/NL7111083A/xx
Publication of NL156539B publication Critical patent/NL156539B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • H01K3/22—Exhausting, degassing, filling, or cleaning vessels
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
NL7111083.A 1970-08-11 1971-08-11 METHOD FOR MANUFACTURING A TUNGSTEN HALOGEN INCLUSION AND TUNGSTEN HALOGEN INCLUSION Manufactured by this method. NL156539B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3871970 1970-08-11

Publications (2)

Publication Number Publication Date
NL7111083A NL7111083A (en) 1972-02-15
NL156539B true NL156539B (en) 1978-04-17

Family

ID=10405268

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7111083.A NL156539B (en) 1970-08-11 1971-08-11 METHOD FOR MANUFACTURING A TUNGSTEN HALOGEN INCLUSION AND TUNGSTEN HALOGEN INCLUSION Manufactured by this method.

Country Status (6)

Country Link
US (1) US3738729A (en)
CA (1) CA934810A (en)
DE (1) DE2139356C3 (en)
GB (1) GB1318711A (en)
NL (1) NL156539B (en)
ZA (1) ZA715027B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1276828A (en) * 1970-10-15 1972-06-07 Thorn Electrical Ind Ltd Manufacture of tungsten halogen lamps
US3811063A (en) * 1972-12-22 1974-05-14 J Rees Electric incandescent lamps
US4065694A (en) * 1975-02-25 1977-12-27 Westinghouse Electric Corporation Regenerative-cycle incandescent lamp containing SnI4 additive
US4078188A (en) * 1976-03-30 1978-03-07 Westinghouse Electric Corporation Regenerative-cycle incandescent lamp containing a dual-additive
EP0068655B1 (en) * 1981-06-23 1985-10-16 THORN EMI plc Tungsten halogen incandescent lamps and mixed filling of gas and halogen compounds

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA763062A (en) * 1967-07-11 Bouwman Lucas Iodine lamp
NL262249A (en) * 1960-03-11
US3091718A (en) * 1960-07-08 1963-05-28 Duro Test Corp Constant lumen maintenance lamp

Also Published As

Publication number Publication date
US3738729A (en) 1973-06-12
DE2139356A1 (en) 1972-02-17
AU3216271A (en) 1973-03-22
ZA715027B (en) 1972-04-26
GB1318711A (en) 1973-05-31
CA934810A (en) 1973-10-02
DE2139356B2 (en) 1978-05-11
NL7111083A (en) 1972-02-15
DE2139356C3 (en) 1979-01-11

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: THORN ELECTRI