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BR8301024A - PERFECTED MULTIPLE LAYER X-RAY SCREEN - Google Patents

PERFECTED MULTIPLE LAYER X-RAY SCREEN

Info

Publication number
BR8301024A
BR8301024A BR8301024A BR8301024A BR8301024A BR 8301024 A BR8301024 A BR 8301024A BR 8301024 A BR8301024 A BR 8301024A BR 8301024 A BR8301024 A BR 8301024A BR 8301024 A BR8301024 A BR 8301024A
Authority
BR
Brazil
Prior art keywords
multiple layer
ray screen
perfected multiple
perfected
ray
Prior art date
Application number
BR8301024A
Other languages
Portuguese (pt)
Inventor
Jacob George Rabatin
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of BR8301024A publication Critical patent/BR8301024A/en

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K4/00—Conversion screens for the conversion of the spatial distribution of X-rays or particle radiation into visible images, e.g. fluoroscopic screens
    • 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, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7767—Chalcogenides
    • C09K11/7769—Oxides
    • C09K11/777—Oxyhalogenides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Conversion Of X-Rays Into Visible Images (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Luminescent Compositions (AREA)
BR8301024A 1982-04-26 1983-02-25 PERFECTED MULTIPLE LAYER X-RAY SCREEN BR8301024A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US37183282A 1982-04-26 1982-04-26

Publications (1)

Publication Number Publication Date
BR8301024A true BR8301024A (en) 1983-11-22

Family

ID=23465576

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8301024A BR8301024A (en) 1982-04-26 1983-02-25 PERFECTED MULTIPLE LAYER X-RAY SCREEN

Country Status (7)

Country Link
JP (1) JPS58201884A (en)
BE (1) BE896557A (en)
BR (1) BR8301024A (en)
DE (1) DE3314528A1 (en)
GB (1) GB2119396B (en)
IT (1) IT1161043B (en)
MX (1) MX162482A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1253264A (en) * 1986-02-10 1989-04-25 George W. Luckey High efficiency fluorescent screen pair for use in low energy x radiation imaging
DD261169A1 (en) * 1986-09-30 1988-10-19 Univ Ernst Moritz Arndt CRYSTALLINE RARE DETERGENT LANTHANOXIDE HALOGENIDE LIGHTING
US5221846A (en) * 1991-11-27 1993-06-22 E. I. Du Pont De Nemours And Company Radiographic system with improved image quality

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE792387A (en) * 1971-12-31 1973-06-07 Agfa Gevaert Nv REINFORCEMENT SCREENS FOR X-RAY PHOTOGRAPHY
US3795814A (en) * 1972-08-16 1974-03-05 Gen Electric X-ray image converters utilizing lanthanum and gadolinium oxyhalide luminous materials activated with thulium
FR2205683B1 (en) * 1972-11-03 1985-12-27 Agfa Gevaert
US4070583A (en) * 1976-12-13 1978-01-24 General Electric Company Rare earth oxyhalide phosphors coactivated with terbium, thulium
GB1595931A (en) * 1976-12-13 1981-08-19 Gen Electric X-ray image converters and phosphors
US4316092A (en) * 1976-12-13 1982-02-16 General Electric Company X-Ray image converters utilizing rare earth admixtures
US4208470A (en) * 1978-11-03 1980-06-17 General Electric Company X-ray intensifying screen
US4315979A (en) * 1980-12-19 1982-02-16 General Electric Company Rare earth oxyhalide phosphor and x-ray image converters utilizing same

Also Published As

Publication number Publication date
IT1161043B (en) 1987-03-11
GB2119396A (en) 1983-11-16
IT8320660A0 (en) 1983-04-19
BE896557A (en) 1983-10-25
GB8304552D0 (en) 1983-03-23
JPS58201884A (en) 1983-11-24
DE3314528A1 (en) 1983-10-27
MX162482A (en) 1991-05-13
GB2119396B (en) 1985-11-20

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Legal Events

Date Code Title Description
MM Lapse due to non-payment of fees (art. 50)
B15K Others concerning applications: alteration of classification

Ipc: G21K 4/00 (2006.01), C09K 11/77 (2006.0