FR580416A - rotating screen to intercept secondary rays in radiographs which obscure the image - Google Patents

rotating screen to intercept secondary rays in radiographs which obscure the image

Info

Publication number
FR580416A
FR580416A FR580416DA FR580416A FR 580416 A FR580416 A FR 580416A FR 580416D A FR580416D A FR 580416DA FR 580416 A FR580416 A FR 580416A
Authority
FR
France
Prior art keywords
radiographs
obscure
image
rotating screen
secondary rays
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
French (fr)
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
Siemens AG
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
Priority claimed from DES62710D external-priority patent/DE402870C/en
Priority claimed from DES64064D external-priority patent/DE407260C/en
Application filed by Siemens and Halske AG, Siemens AG filed Critical Siemens and Halske AG
Application granted granted Critical
Publication of FR580416A publication Critical patent/FR580416A/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
    • 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)
FR580416D 1923-04-19 1924-04-16 rotating screen to intercept secondary rays in radiographs which obscure the image Expired FR580416A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DES62710D DE402870C (en) 1923-04-19 1923-04-19 Rotary screen for shielding the image-disguising secondary rays during X-ray exposures
DES64064D DE407260C (en) 1923-04-19 1923-10-15 Rotary screen for shielding the image-disguising secondary rays during X-ray exposures
DE109721X 1924-02-20

Publications (1)

Publication Number Publication Date
FR580416A true FR580416A (en) 1924-11-06

Family

ID=27180370

Family Applications (1)

Application Number Title Priority Date Filing Date
FR580416D Expired FR580416A (en) 1923-04-19 1924-04-16 rotating screen to intercept secondary rays in radiographs which obscure the image

Country Status (3)

Country Link
AT (1) AT101558B (en)
CH (1) CH109721A (en)
FR (1) FR580416A (en)

Also Published As

Publication number Publication date
AT101558B (en) 1925-11-10
CH109721A (en) 1925-05-01

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