EP 0384753 A3 19901031 - RADIOGRAPHIC ELEMENTS WITH SELECTED CONTRAST RELATIONSHIPS
Title (en)
RADIOGRAPHIC ELEMENTS WITH SELECTED CONTRAST RELATIONSHIPS
Publication
Application
Priority
- US 31433989 A 19890223
- US 38512889 A 19890726
Abstract (en)
[origin: EP0384753A2] A double coated radiographic element is disclosed which exhibits a crossover of less than 5 percent and which is provided with a first silver halide emulsion layer unit on one side of its transparent film support that exhibits an average contrast of less than 2.0 and a second silver halide emulsion layer unit on the opposite side of the film support that exhibits an average contrast of at least 2.5.
IPC 1-7
IPC 8 full level
G21K 4/00 (2006.01); G03C 1/00 (2006.01); G03C 1/005 (2006.01); G03C 5/17 (2006.01); G03C 5/16 (2006.01)
CPC (source: EP KR)
G03C 5/16 (2013.01 - KR); G03C 5/17 (2013.01 - EP); G03C 5/16 (2013.01 - EP); G03C 2200/58 (2013.01 - EP)
Citation (search report)
- [X] FR 875269 A 19420914 - SCHERING AG
- [X] FR 885707 A 19430923 - SOCIETAD ESPANOLA DE PRODUCTOS
- [X] DE 1017464 B 19571010 - C SCHLEUSSNER FOTOWERKE G M B
- [X] DE 1000687 B 19570110 - AGFA AG
- [A] EP 0276566 A1 19880803 - EASTMAN KODAK CO [US]
- [AD] US 4425426 A 19840110 - ABBOTT THOMAS I [US], et al
- [A] EP 0126644 A2 19841128 - KONISHIROKU PHOTO IND [JP]
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IT LI LU NL
DOCDB simple family (publication)
EP 0384753 A2 19900829; EP 0384753 A3 19901031; AR 243286 A1 19930730; AU 4932990 A 19900830; AU 623489 B2 19920514; BR 9000888 A 19910213; CA 2008456 A1 19900823; JP 2927489 B2 19990728; JP H0328842 A 19910207; KR 900013345 A 19900905
DOCDB simple family (application)
EP 90301904 A 19900222; AR 31623790 A 19900223; AU 4932990 A 19900209; BR 9000888 A 19900222; CA 2008456 A 19900124; JP 4140990 A 19900223; KR 900002335 A 19900223