BE689041A - - Google Patents
Info
- Publication number
- BE689041A BE689041A BE689041DA BE689041A BE 689041 A BE689041 A BE 689041A BE 689041D A BE689041D A BE 689041DA BE 689041 A BE689041 A BE 689041A
- 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
- G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
- G03C1/34—Fog-inhibitors; Stabilisers; Agents inhibiting latent image regression
- G03C1/346—Organic derivatives of bivalent sulfur, selenium or tellurium
-
- 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
- G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
- G03C1/08—Sensitivity-increasing substances
- G03C1/09—Noble metals or mercury; Salts or compounds thereof; Sulfur, selenium or tellurium, or compounds thereof, e.g. for chemical sensitising
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
- Laminated Bodies (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD11773166 | 1966-05-24 | ||
| DEV0031333 | 1966-06-23 | ||
| DEV0031343 | 1966-06-24 | ||
| FR78826A FR1495883A (fr) | 1966-05-24 | 1966-10-05 | Procédé pour augmenter la sensibilité d'émulsions photographiques au gélatinohalogénure d'argent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE689041A true BE689041A (xx) | 1967-03-31 |
Family
ID=27509716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE689041D BE689041A (xx) | 1966-05-24 | 1966-10-28 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE689041A (xx) |
| CH (1) | CH494978A (xx) |
| DE (2) | DE1572259A1 (xx) |
| FR (1) | FR1495883A (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9512899D0 (en) * | 1995-06-23 | 1995-08-23 | Minnesota Mining & Mfg | Alteration of image tone in black and white photographic materials |
-
1966
- 1966-06-23 DE DE19661572259 patent/DE1572259A1/de active Pending
- 1966-06-24 DE DE19661572260 patent/DE1572260A1/de active Pending
- 1966-10-05 FR FR78826A patent/FR1495883A/fr not_active Expired
- 1966-10-28 BE BE689041D patent/BE689041A/xx unknown
-
1967
- 1967-04-03 CH CH465267A patent/CH494978A/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE1572260A1 (de) | 1970-02-26 |
| FR1495883A (fr) | 1967-09-22 |
| DE1572259A1 (de) | 1970-01-08 |
| CH494978A (de) | 1970-08-15 |