FI811339L - Roentgenkollimator - Google Patents

Roentgenkollimator

Info

Publication number: FI811339L
Authority: FI; Finland
Prior art keywords: roentgenkollimator
Prior art date: 1981-04-29

Application number

FI811339A

Other languages

English (en)

Other versions

FI68330B (fi

FI68330C (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.)

1981-04-29

Filing date

1981-04-29

Publication date

1982-10-30

1981-04-29 Application filed by Radiographic Screen Oy filed Critical Radiographic Screen Oy

1981-04-29 Priority to FI811339A priority Critical patent/FI68330C/fi

1982-04-22 Priority to DE19823215025 priority patent/DE3215025A1/de

1982-04-26 Priority to US06/372,203 priority patent/US4493098A/en

1982-04-28 Priority to JP57070568A priority patent/JPS5811900A/ja

1982-10-30 Publication of FI811339L publication Critical patent/FI811339L/fi

1985-04-30 Publication of FI68330B publication Critical patent/FI68330B/fi

1985-08-12 Application granted granted Critical

1985-08-12 Publication of FI68330C publication Critical patent/FI68330C/fi

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
FI811339A FI68330C (fi)	1981-04-29	1981-04-29	Roentgenkollimator
FI811339		1981-04-29

Publications (3)

Publication Number	Publication Date
FI811339L true FI811339L (fi)	1982-10-30
FI68330B FI68330B (fi)	1985-04-30
FI68330C 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 (fi)
JP (1)	JPS5811900A (fi)
DE (1)	DE3215025A1 (fi)
FI (1)	FI68330C (fi)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1260795A (en) *	1985-04-02	1989-09-26	Dipak Narula	Emulsification process and emulsions therefrom
US4874547A (en) *	1985-04-02	1989-10-17	Dow Corning Corporation	Bi-modal silicone emulsions, silicone emulsification process and emulsions therefrom
US4710947A (en) *	1985-09-30	1987-12-01	Siemens Aktiengesellschaft	Collimator for a radiation diagnostics apparatus
JPH0536237Y2 (fi) *	1986-07-23	1993-09-13
DE3785763T2 (de) *	1986-08-15	1993-10-21	Commw Scient Ind Res Org	Instrumente zur konditionierung von röntgen- oder neutronenstrahlen.
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

1981
- 1981-04-29 FI FI811339A patent/FI68330C/fi not_active IP Right Cessation
1982
- 1982-04-22 DE DE19823215025 patent/DE3215025A1/de not_active Withdrawn
- 1982-04-26 US US06/372,203 patent/US4493098A/en not_active Expired - Fee Related
- 1982-04-28 JP JP57070568A patent/JPS5811900A/ja active Pending

Also Published As

Publication number	Publication date
DE3215025A1 (de)	1982-11-18
FI68330B (fi)	1985-04-30
US4493098A (en)	1985-01-08
FI68330C (fi)	1985-08-12
JPS5811900A (ja)	1983-01-22

Publication	Publication Date	Title
BE893795A (fr)	1983-01-10	Inhalateur-doseur
AR228298A1 (es)	1983-02-15	Cubo-rompecabezas
AT382116B (de)	1987-01-12	Geraeuschgedaempftes schienenrad
AT372860B (de)	1983-11-25	Schipaar
BE889765A (fr)	1981-11-16	Stijgerelement
FI811339L (fi)	1982-10-30	Roentgenkollimator
BE893877A (fr)	1982-11-16	Mond-en tandverzorgingsmiddel
BE894481A (fr)	1983-01-17	Stromingsmeter
AT384100B (de)	1987-09-25	Drehrohrofen
BE891918A (fr)	1982-07-28	Draaibare schoorsteenkap
BE891837A (fr)	1982-05-17	Anthracycline-glycosides
AT385733B (de)	1988-05-10	Skibob
AT379276B (de)	1985-12-10	Hoergeraet
ATA183681A (de)	1983-02-15	Blockhaus
AT374656B (de)	1984-05-25	Maishaecksler
ATA243482A (de)	1986-03-15	Mauerstein
FI822374A0 (fi)	1982-07-02	Trumfilter foer avfallsvatten
AT368631B (de)	1982-10-25	Zweibein
AT371306B (de)	1983-06-27	Hoergeraet
ATA492281A (de)	1985-08-15	Karniese
AT374934B (de)	1984-06-12	Kapodaster
BR6100820U (pt)	1983-01-25	Taxi-registro
BR6100984U (pt)	1983-03-01	Caneta-lapiseira
BR6100123U (pt)	1982-09-08	Lancabol
BR6100124U (pt)	1982-09-08	Dedobol

Legal Events

Date	Code	Title	Description
2004-08-31	MM	Patent lapsed	Owner name: RADIOGRAPHIC SCREEN OY