BE734386A - - Google Patents
Info
- Publication number
- BE734386A BE734386A BE734386DA BE734386A BE 734386 A BE734386 A BE 734386A BE 734386D A BE734386D A BE 734386DA BE 734386 A BE734386 A BE 734386A
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
- Y10S430/141—Direct positive material
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 |
|---|---|---|---|
| US73627668A | 1968-06-12 | 1968-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE734386A true BE734386A (de) | 1969-12-11 |
Family
ID=24959245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE734386D BE734386A (de) | 1968-06-12 | 1969-06-11 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3607288A (de) |
| BE (1) | BE734386A (de) |
| DE (1) | DE1927182A1 (de) |
| FR (1) | FR2010752A1 (de) |
| GB (1) | GB1215665A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3951656A (en) * | 1974-07-05 | 1976-04-20 | Gaf Corporation | Direct-positive silver halide emulsion fogged with a cyanoborohydride anion |
| US5411855A (en) * | 1993-12-16 | 1995-05-02 | Eastman Kodak Company | Photographic element exhibiting improved speed and stability |
| US20050123867A1 (en) * | 2003-12-04 | 2005-06-09 | Eastman Kodak Company | Silver halide elements containing activated precursors to thiocyanato stabilizers |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB723019A (en) * | 1952-02-05 | 1955-02-02 | Gevaert Photo Prod Nv | Improvements in or relating to the manufacture of photographic material |
| US3361564A (en) * | 1964-08-27 | 1968-01-02 | Du Pont | Amine borane as fogging agent in direct positive |
-
1968
- 1968-06-12 US US736276A patent/US3607288A/en not_active Expired - Lifetime
-
1969
- 1969-05-28 DE DE19691927182 patent/DE1927182A1/de active Pending
- 1969-06-11 BE BE734386D patent/BE734386A/xx unknown
- 1969-06-11 FR FR6919391A patent/FR2010752A1/fr not_active Withdrawn
- 1969-06-11 GB GB29599/69A patent/GB1215665A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1215665A (en) | 1970-12-16 |
| US3607288A (en) | 1971-09-21 |
| DE1927182A1 (de) | 1970-01-02 |
| FR2010752A1 (de) | 1970-02-20 |