FI68330C - Roentgenkollimator - Google Patents

Roentgenkollimator Download PDF

Info

Publication number
FI68330C
FI68330C FI811339A FI811339A FI68330C FI 68330 C FI68330 C FI 68330C FI 811339 A FI811339 A FI 811339A FI 811339 A FI811339 A FI 811339A FI 68330 C FI68330 C FI 68330C
Authority
FI
Finland
Prior art keywords
plates
collimator
ray
radiation
holes
Prior art date
Application number
FI811339A
Other languages
English (en)
Finnish (fi)
Other versions
FI811339L (fi
FI68330B (fi
Inventor
Esko Riihimaeki
Ossi Korhola
Original Assignee
Radiographic Screen Oy
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 Radiographic Screen Oy filed Critical Radiographic Screen Oy
Priority to FI811339A priority Critical patent/FI68330C/fi
Priority to DE19823215025 priority patent/DE3215025A1/de
Priority to US06/372,203 priority patent/US4493098A/en
Priority to JP57070568A priority patent/JPS5811900A/ja
Publication of FI811339L publication Critical patent/FI811339L/fi
Application granted granted Critical
Publication of FI68330B publication Critical patent/FI68330B/fi
Publication of FI68330C publication Critical patent/FI68330C/fi

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
    • G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
    • G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
    • G21K1/025—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using multiple collimators, e.g. Bucky screens; other devices for eliminating undesired or dispersed radiation

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Nuclear Medicine (AREA)
FI811339A 1981-04-29 1981-04-29 Roentgenkollimator FI68330C (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI811339A FI68330C (fi) 1981-04-29 1981-04-29 Roentgenkollimator
DE19823215025 DE3215025A1 (de) 1981-04-29 1982-04-22 Roentgenkollimator
US06/372,203 US4493098A (en) 1981-04-29 1982-04-26 X-Ray collimator
JP57070568A JPS5811900A (ja) 1981-04-29 1982-04-28 Χ線コリメ−タ

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI811339 1981-04-29
FI811339A FI68330C (fi) 1981-04-29 1981-04-29 Roentgenkollimator

Publications (3)

Publication Number Publication Date
FI811339L FI811339L (fi) 1982-10-30
FI68330B FI68330B (fi) 1985-04-30
FI68330C true FI68330C (fi) 1985-08-12

Family

ID=8514353

Family Applications (1)

Application Number Title Priority Date Filing Date
FI811339A FI68330C (fi) 1981-04-29 1981-04-29 Roentgenkollimator

Country Status (4)

Country Link
US (1) US4493098A (ja)
JP (1) JPS5811900A (ja)
DE (1) DE3215025A1 (ja)
FI (1) FI68330C (ja)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4874547A (en) * 1985-04-02 1989-10-17 Dow Corning Corporation Bi-modal silicone emulsions, silicone emulsification process and emulsions therefrom
CA1260795A (en) * 1985-04-02 1989-09-26 Dipak Narula Emulsification process and emulsions therefrom
US4710947A (en) * 1985-09-30 1987-12-01 Siemens Aktiengesellschaft Collimator for a radiation diagnostics apparatus
JPH0536237Y2 (ja) * 1986-07-23 1993-09-13
JPH02501338A (ja) * 1986-08-15 1990-05-10 コモンウェルス　サイエンティフィック　アンド　インダストリアル　リサーチ　オーガナイゼイション Ｘ線ビームもしくは中性子ビーム調節用計装装置
JPS6367552A (ja) * 1986-09-10 1988-03-26 Hitachi Medical Corp Ｘ線検査装置
JPH0795100B2 (ja) * 1986-09-24 1995-10-11 株式会社日立メデイコ Ｘ線荷物検査装置
US4761802A (en) * 1986-10-08 1988-08-02 Shimadzu Corporation High-contrast X-ray image detecting apparatus
JPH07114768B2 (ja) * 1987-04-22 1995-12-13 松下電器産業株式会社 Ｘ線診断装置
EP0401527A1 (en) * 1989-05-26 1990-12-12 Lucijan Miklavcic Scanning slit radiography apparatus with a radiographic grid
US4969174A (en) * 1989-09-06 1990-11-06 General Electric Company Scanning mammography system with reduced scatter radiation
US5933473A (en) * 1996-04-04 1999-08-03 Hitachi, Ltd. Non-destructive inspection apparatus and inspection system using it
IL128363A (en) * 1999-02-03 2003-06-24 Moshe Ein Gal Moving collimator system
AU2001229017A1 (en) * 2000-01-24 2001-07-31 Mamea Imaging Ab Method and arrangement for variable exposure of x-ray detector
US6770886B1 (en) 2000-10-10 2004-08-03 Therma-Wave, Inc. Detector-shield assembly for X-ray reflectometric system
US7664223B1 (en) * 2001-02-12 2010-02-16 Sectra Mamea Ab Collimator element
US8139717B2 (en) * 2009-10-02 2012-03-20 Morpho Detection, Inc. Secondary collimator and method of making the same
CN106226916A (zh) * 2016-07-26 2016-12-14 中国科学院高能物理研究所 光学准直器及其加工方法
CN112074067A (zh) * 2020-08-05 2020-12-11 中国原子能科学研究院 一种用于现场校准的便携式x射线照射装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2391699A1 (fr) * 1976-04-09 1978-12-22 Radiologie Cie Gle Appareil de radiographie, notamment de mammographie
US4096391A (en) * 1976-10-15 1978-06-20 The Board Of Trustees Of The University Of Alabama Method and apparatus for reduction of scatter in diagnostic radiology

Also Published As

Publication number Publication date
DE3215025A1 (de) 1982-11-18
FI811339L (fi) 1982-10-30
JPS5811900A (ja) 1983-01-22
US4493098A (en) 1985-01-08
FI68330B (fi) 1985-04-30

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Legal Events

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MM Patent lapsed

Owner name: RADIOGRAPHIC SCREEN OY