FR920979A - Matières phosphorescentes pour lampes électriques - Google Patents

Matières phosphorescentes pour lampes électriques

Info

Publication number
FR920979A
FR920979A FR920979DA FR920979A FR 920979 A FR920979 A FR 920979A FR 920979D A FR920979D A FR 920979DA FR 920979 A FR920979 A FR 920979A
Authority
FR
France
Prior art keywords
phosphorescent materials
electric lamps
lamps
phosphorescent
electric
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
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.)
General Electric Company PLC
Original Assignee
General Electric Company PLC
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 General Electric Company PLC filed Critical General Electric Company PLC
Application granted granted Critical
Publication of FR920979A publication Critical patent/FR920979A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/0855—Phosphates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
FR920979D 1943-08-06 1946-01-31 Matières phosphorescentes pour lampes électriques Expired FR920979A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB920979X 1943-08-06

Publications (1)

Publication Number Publication Date
FR920979A true FR920979A (fr) 1947-04-23

Family

ID=10715097

Family Applications (1)

Application Number Title Priority Date Filing Date
FR920979D Expired FR920979A (fr) 1943-08-06 1946-01-31 Matières phosphorescentes pour lampes électriques

Country Status (1)

Country Link
FR (1) FR920979A (fr)

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