BE727090A - - Google Patents
Info
- Publication number
- BE727090A BE727090A BE727090DA BE727090A BE 727090 A BE727090 A BE 727090A BE 727090D A BE727090D A BE 727090DA BE 727090 A BE727090 A BE 727090A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/485—Direct positive emulsions
- G03C1/48515—Direct positive emulsions prefogged
- G03C1/48523—Direct positive emulsions prefogged characterised by the desensitiser
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19681622256 DE1622256A1 (de) | 1968-01-20 | 1968-01-20 | Photographische Emulsionen fuer die Herstellung direkt-positiver Bilder |
Publications (1)
Publication Number | Publication Date |
---|---|
BE727090A true BE727090A (fr) | 1969-07-22 |
Family
ID=5682629
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE727090D BE727090A (fr) | 1968-01-20 | 1969-01-20 |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE727090A (fr) |
DE (1) | DE1622256A1 (fr) |
FR (1) | FR2000498A1 (fr) |
GB (1) | GB1203744A (fr) |
-
1968
- 1968-01-20 DE DE19681622256 patent/DE1622256A1/de active Pending
-
1969
- 1969-01-13 GB GB189669A patent/GB1203744A/en not_active Expired
- 1969-01-20 FR FR6900952A patent/FR2000498A1/fr not_active Withdrawn
- 1969-01-20 BE BE727090D patent/BE727090A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE1622256A1 (de) | 1970-10-29 |
GB1203744A (en) | 1970-09-03 |
FR2000498A1 (fr) | 1969-09-05 |