FR2141940B1 - - Google Patents
Info
- Publication number
- FR2141940B1 FR2141940B1 FR7221537A FR7221537A FR2141940B1 FR 2141940 B1 FR2141940 B1 FR 2141940B1 FR 7221537 A FR7221537 A FR 7221537A FR 7221537 A FR7221537 A FR 7221537A FR 2141940 B1 FR2141940 B1 FR 2141940B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- G03C1/48538—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure
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 |
|---|---|---|---|
| US15415471A | 1971-06-17 | 1971-06-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2141940A1 FR2141940A1 (fr) | 1973-01-26 |
| FR2141940B1 true FR2141940B1 (fr) | 1977-12-23 |
Family
ID=22550221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7221537A Expired FR2141940B1 (fr) | 1971-06-17 | 1972-06-15 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3736140A (fr) |
| BE (1) | BE784944A (fr) |
| DE (1) | DE2229544A1 (fr) |
| FR (1) | FR2141940B1 (fr) |
| GB (1) | GB1395539A (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4011081A (en) * | 1973-09-19 | 1977-03-08 | Eastman Kodak Company | Direct-positive double exposure process utilizing a primitive, unfogged silver halide emulsion containing an electron acceptor |
| GB1513140A (en) * | 1974-09-30 | 1978-06-07 | Agfa Gevaert | Direct-positive silver halide emulsions |
| US4186009A (en) * | 1978-05-30 | 1980-01-29 | Eastman Kodak Company | Covering power photothermographic material and process |
| US4207103A (en) * | 1978-06-26 | 1980-06-10 | Eastman Kodak Company | Photographic print-out silver halide process |
| JPH05165139A (ja) * | 1991-12-17 | 1993-06-29 | Konica Corp | 色素画像形成方法 |
| JPH0887097A (ja) * | 1994-09-16 | 1996-04-02 | Konica Corp | 画像形成方法 |
-
1971
- 1971-06-17 US US00154154A patent/US3736140A/en not_active Expired - Lifetime
-
1972
- 1972-06-15 FR FR7221537A patent/FR2141940B1/fr not_active Expired
- 1972-06-15 BE BE784944A patent/BE784944A/fr unknown
- 1972-06-16 DE DE19722229544 patent/DE2229544A1/de active Pending
- 1972-06-19 GB GB2860472A patent/GB1395539A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1395539A (en) | 1975-05-29 |
| US3736140A (en) | 1973-05-29 |
| FR2141940A1 (fr) | 1973-01-26 |
| BE784944A (fr) | 1972-10-02 |
| DE2229544A1 (de) | 1972-12-21 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |