BE704930A - - Google Patents
Info
- Publication number
- BE704930A BE704930A BE704930DA BE704930A BE 704930 A BE704930 A BE 704930A BE 704930D A BE704930D A BE 704930DA BE 704930 A BE704930 A BE 704930A
- 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
- G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
- G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
- G03C5/50—Reversal development; Contact processes
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- 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
- G03C1/48538—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure
- G03C1/48546—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure characterised by the nucleating/fogging agent
- G03C1/48553—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure characterised by the nucleating/fogging agent the fogging agent only present in the developer
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB47633/66A GB1195838A (en) | 1966-10-24 | 1966-10-24 | A Method of Producing Photographic Images |
| GB47631/66A GB1195837A (en) | 1966-10-24 | 1966-10-24 | Method of Producing Photographic Images |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE704930A true BE704930A (xx) | 1968-04-11 |
Family
ID=26266101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE704930D BE704930A (xx) | 1966-10-24 | 1967-10-11 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3565620A (xx) |
| BE (1) | BE704930A (xx) |
| DE (2) | DE1597490C2 (xx) |
| GB (2) | GB1195837A (xx) |
| NL (1) | NL6713674A (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2719371A1 (de) * | 1977-04-30 | 1978-11-02 | Agfa Gevaert Ag | Photographisches umkehrverfahren |
| JPH0756565B2 (ja) * | 1986-06-25 | 1995-06-14 | 富士写真フイルム株式会社 | 直接ポジ画像形成方法 |
| EP0416174A1 (en) * | 1989-09-04 | 1991-03-13 | Agfa-Gevaert N.V. | Method of developing direct positive silver halide material |
| EP0468104B1 (en) * | 1990-07-27 | 1994-09-28 | Agfa-Gevaert N.V. | Light-sensitive silver halide material for making direct-positive images |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2410690A (en) * | 1943-08-26 | 1946-11-05 | Eastman Kodak Co | Method of improving the sensitivity characteristics of emulsions |
| BE502879A (xx) * | 1950-04-29 |
-
1966
- 1966-10-24 GB GB47631/66A patent/GB1195837A/en not_active Expired
- 1966-10-24 GB GB47633/66A patent/GB1195838A/en not_active Expired
-
1967
- 1967-10-08 NL NL6713674A patent/NL6713674A/xx unknown
- 1967-10-11 BE BE704930D patent/BE704930A/xx unknown
- 1967-10-21 DE DE1597490A patent/DE1597490C2/de not_active Expired
- 1967-10-24 US US677763A patent/US3565620A/en not_active Expired - Lifetime
- 1967-10-24 DE DE1597493A patent/DE1597493C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL6713674A (xx) | 1967-12-27 |
| GB1195837A (en) | 1970-06-24 |
| DE1597493A1 (de) | 1970-05-14 |
| DE1597493C2 (de) | 1983-08-25 |
| DE1597490C2 (de) | 1983-09-01 |
| DE1597490A1 (de) | 1970-06-04 |
| US3565620A (en) | 1971-02-23 |
| GB1195838A (en) | 1970-06-24 |