GB1447508A - Phosphors - Google Patents

Phosphors

Info

Publication number
GB1447508A
GB1447508A GB3882573A GB3882573A GB1447508A GB 1447508 A GB1447508 A GB 1447508A GB 3882573 A GB3882573 A GB 3882573A GB 3882573 A GB3882573 A GB 3882573A GB 1447508 A GB1447508 A GB 1447508A
Authority
GB
United Kingdom
Prior art keywords
firing
screens
aug
phosphor
radiographic
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
GB3882573A
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 Co
Original Assignee
General Electric Co
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 Co filed Critical General Electric Co
Publication of GB1447508A publication Critical patent/GB1447508A/en
Expired legal-status Critical Current

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)
  • Luminescent Compositions (AREA)
  • Conversion Of X-Rays Into Visible Images (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
GB3882573A 1972-08-16 1973-08-16 Phosphors Expired GB1447508A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28121772A 1972-08-16 1972-08-16

Publications (1)

Publication Number Publication Date
GB1447508A true GB1447508A (en) 1976-08-25

Family

ID=23076422

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3882573A Expired GB1447508A (en) 1972-08-16 1973-08-16 Phosphors

Country Status (7)

Country Link
US (1) US3795814A (enExample)
JP (1) JPS5727149B2 (enExample)
CA (1) CA1011939A (enExample)
DE (1) DE2339088C3 (enExample)
FR (1) FR2196725A5 (enExample)
GB (1) GB1447508A (enExample)
NL (1) NL7311220A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2119396A (en) * 1982-04-26 1983-11-16 Gen Electric Multi-layer X-ray screens

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49149664U (enExample) * 1973-04-28 1974-12-25
US3936644A (en) * 1974-03-14 1976-02-03 General Electric Company Multi-layer X-ray screens
JPS5339277B2 (enExample) * 1975-03-26 1978-10-20
GB1501267A (en) * 1975-04-04 1978-02-15 Ciba Geigy Ag X-ray screens
JPS5319719A (en) * 1976-08-09 1978-02-23 Nippon Telegr & Teleph Corp <Ntt> Push type pen for data input
GB1595931A (en) * 1976-12-13 1981-08-19 Gen Electric X-ray image converters and phosphors
US4088894A (en) * 1976-12-13 1978-05-09 General Electric Company (Ba,Sr)F, (Cl,Br) : Eu+2 X-Ray image converters utilizing LaOBr (Tm,Tb) phosphors
US4316092A (en) * 1976-12-13 1982-02-16 General Electric Company X-Ray image converters utilizing rare earth admixtures
US4374905A (en) * 1976-12-13 1983-02-22 General Electric Company X-Ray intensifying screen
US4070583A (en) * 1976-12-13 1978-01-24 General Electric Company Rare earth oxyhalide phosphors coactivated with terbium, thulium
US4297584A (en) * 1977-04-11 1981-10-27 Lockheed Missiles & Space Company, Inc. Rare earth phosphors and phosphor screens
US4360571A (en) * 1977-08-22 1982-11-23 General Electric Company X-Ray intensifying screen
US4224524A (en) * 1978-01-16 1980-09-23 Agfa-Gevaert N.V. X-Ray image intensifying screens comprising rare-earth oxyhalide phosphor particles
US4195228A (en) * 1978-05-19 1980-03-25 General Electric Company Color contrast radiographic device
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
US4485308A (en) * 1982-04-26 1984-11-27 General Electric Company Photo detection system
US4478933A (en) * 1982-04-26 1984-10-23 General Electric Company Multi-layer X-ray screens
US4532070A (en) * 1983-04-08 1985-07-30 General Electric Company Process for the preparation of rare earth oxyhalide phosphor
US4578211A (en) * 1983-04-08 1986-03-25 General Electric Company Process for the preparation of rare earth oxyhalide phosphor
US4571305A (en) * 1983-04-08 1986-02-18 General Electric Company Process for the preparation of rare earth oxyhalide phosphor
FR2554122B1 (fr) * 1983-11-02 1987-03-20 Rhone Poulenc Spec Chim Nouvelle composition destinee au marquage de documents et procede de verification de l'authenticite de ces documents
US4499159A (en) * 1984-04-13 1985-02-12 General Electric Company X-ray image converters utilizing rare earth oxyhalide phosphors
DD261169A1 (de) * 1986-09-30 1988-10-19 Univ Ernst Moritz Arndt Kristalliner seltenerdaktiver lanthanoxidhalogenidleuchtstoff
US4891527A (en) * 1988-08-09 1990-01-02 General Electric Company Spherical phosphor aggregates, their preparation and use in X-ray screens
DE69512645T2 (de) 1995-07-07 2000-06-08 Minnesota Mining And Mfg. Co., Saint Paul Antistatischer Verstärkungsschirm für Röntgenstrahlen mit Fluoroalkylsulfonat-Salzen
US5830629A (en) * 1995-11-01 1998-11-03 Eastman Kodak Company Autoradiography assemblage using transparent screen
US5725989A (en) 1996-04-15 1998-03-10 Chang; Jeffrey C. Laser addressable thermal transfer imaging element with an interlayer
US7534543B2 (en) * 1996-04-15 2009-05-19 3M Innovative Properties Company Texture control of thin film layers prepared via laser induced thermal imaging
EP0806860A1 (en) * 1996-05-09 1997-11-12 Minnesota Mining And Manufacturing Company Apparatus and method for processing and digitizing a light-sensitive photographic material
US5998085A (en) * 1996-07-23 1999-12-07 3M Innovative Properties Process for preparing high resolution emissive arrays and corresponding articles
US7015479B2 (en) * 2003-07-31 2006-03-21 Eastman Kodak Company Digital film grain
US7396631B2 (en) * 2005-10-07 2008-07-08 3M Innovative Properties Company Radiation curable thermal transfer elements
US7678526B2 (en) * 2005-10-07 2010-03-16 3M Innovative Properties Company Radiation curable thermal transfer elements
US20120064464A1 (en) 2009-03-27 2012-03-15 Fitterman Alan S Radiographic silver halide films having incorporated developer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1547872A1 (de) * 1966-02-28 1970-02-19 Fuji Photo Film Co Ltd Verfahren zur Aufzeichnung eines radiographischen Bildes
BE757817A (fr) * 1969-10-21 1971-04-01 Eastman Kodak Co Composition fluorescente a base de sulfates mixtes de metaux alcalino-terreux, sa preparation et ses applications, notamment a la radiographi

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2119396A (en) * 1982-04-26 1983-11-16 Gen Electric Multi-layer X-ray screens

Also Published As

Publication number Publication date
FR2196725A5 (enExample) 1974-03-15
DE2339088C3 (de) 1980-01-03
NL7311220A (enExample) 1974-02-19
CA1011939A (en) 1977-06-14
DE2339088A1 (de) 1974-03-07
US3795814A (en) 1974-03-05
JPS4946588A (enExample) 1974-05-04
JPS5727149B2 (enExample) 1982-06-09
DE2339088B2 (de) 1979-04-19

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19930815