FR2010752A1 - - Google Patents
Info
- Publication number
- FR2010752A1 FR2010752A1 FR6919391A FR6919391A FR2010752A1 FR 2010752 A1 FR2010752 A1 FR 2010752A1 FR 6919391 A FR6919391 A FR 6919391A FR 6919391 A FR6919391 A FR 6919391A FR 2010752 A1 FR2010752 A1 FR 2010752A1
- 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.)
- Withdrawn
Links
Classifications
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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
- G03C1/48515—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 |
---|---|
FR2010752A1 true FR2010752A1 (de) | 1970-02-20 |
Family
ID=24959245
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6919391A Withdrawn FR2010752A1 (de) | 1968-06-12 | 1969-06-11 |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 |
BE734386A (de) | 1969-12-11 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |