Global Patent Index - EP 1241685 A1

EP 1241685 A1 2002-09-18 - Screen for conversion of X rays into light photons

Title (en)

Screen for conversion of X rays into light photons

Title (de)

Schirm zur Umwandlung von Röntgenstrahlen in Lichtphotonen

Title (fr)

Ecran de conversion de rayonnement X en photons lumineux

Publication

EP 1241685 A1 (FR)

Application

EP 02290601 A

Priority

FR 0103390 A

Abstract (en)

A screen panel for converting X-rays into light photons comprises a plate of rigid foam (2), a first layer (1) of composite material situated on a first face of the plate of rigid foam and a second layer (3) of composite material on a second face of the plate of rigid foam parallel to the first face. Independent claims are also included for the following: (a) a screen for the conversion of X-rays to light photons incorporating the above panels; and (b) a radiology device incorporating the screen in (a).

Abstract (fr)

La présente invention concerne un panneau d'écran de conversion de rayonnement X en photons lumineux. Le panneau comprend une plaque de mousse rigide (2), une première couche (1) de matériau composite située sur une première face de la plaque de mousse rigide (2) et une deuxième couche (3) de matériau composite située sur une deuxième face de la plaque de mousse rigide parallèle à ladite première face. L'invention s'applique, par exemple, à la radiologie médicale et au contrôle non-destructif de colis de stockage de déchets nucléaires. <IMAGE>

IPC 1-7 (main, further and additional classification)

G21K 4/00; G01T 1/20

IPC 8 full level (invention and additional information)

G21K 4/00 (2006.01)

CPC (invention and additional information)

G21K 4/00 (2013.01); G21K 2004/02 (2013.01); G21K 2004/12 (2013.01)

Citation (search report)

Designated contracting state (EPC)

DE FR GB IT

EPO simple patent family

EP 1241685 A1 20020918; FR 2822294 A1 20020920; FR 2822294 B1 20031024; US 2002130272 A1 20020919; US 6737656 B2 20040518

INPADOC legal status


2006-04-12 [18D] APPLICATION DEEMED TO BE WITHDRAWN

- Effective date: 20051001

2003-06-04 [AKX] PAYMENT OF DESIGNATION FEES

- Designated State(s): DE FR GB IT

2003-04-23 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20030221

2002-09-18 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

2002-09-18 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Free text: AL;LT;LV;MK;RO;SI