BE641444A - - Google Patents
Info
- Publication number
- BE641444A BE641444A BE641444A BE641444A BE641444A BE 641444 A BE641444 A BE 641444A BE 641444 A BE641444 A BE 641444A BE 641444 A BE641444 A BE 641444A BE 641444 A BE641444 A BE 641444A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
- C07D487/04—Ortho-condensed systems
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Plural Heterocyclic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US245376A US3161515A (en) | 1962-12-18 | 1962-12-18 | Stabilized light-sensitive silver halide emulsions |
| US245377A US3185570A (en) | 1962-12-18 | 1962-12-18 | Stabilized light-sensitive emulsions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE641444A true BE641444A (en:Method) | 1964-04-16 |
Family
ID=26937189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE641444A BE641444A (en:Method) | 1962-12-18 | 1963-12-18 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3161515A (en:Method) |
| BE (1) | BE641444A (en:Method) |
| DE (1) | DE1294188B (en:Method) |
| FR (1) | FR1378456A (en:Method) |
| GB (1) | GB1009366A (en:Method) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE788687A (nl) * | 1971-09-17 | 1973-03-12 | Agfa Gevaert Nv | Ontwikkeling van zilverhalogenide-materiaal bij verhoogde temperatuur |
| US4292391A (en) * | 1980-02-06 | 1981-09-29 | E. I. Du Pont De Nemours And Company | Silver halide development accelerators |
| DE69328816D1 (de) * | 1992-12-09 | 2000-07-13 | Konishiroku Photo Ind | Verfahren zur Entwicklung eines photographischen, lichtempfindlichen Schwarz-weiss-silberhalogenidmaterials |
| EP0649055B1 (en) * | 1993-10-14 | 2000-03-15 | Konica Corporation | Method for replenishing a developer |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2173628A (en) * | 1936-11-07 | 1939-09-19 | Ilford Ltd | Stabilization of photographic sensitive materials |
| GB508073A (en) * | 1937-12-22 | 1939-06-22 | John David Kendall | Improvements in or relating to the stabilisation of photographic emulsions |
| GB561875A (en) * | 1942-12-03 | 1944-06-08 | John David Kendall | Improvements in or relating to photographic materials |
| DE957183C (de) * | 1953-07-01 | 1957-01-31 | Eastman Kodak Co | Stabilisiertes photographisches Material |
| US3040047A (en) * | 1960-04-04 | 1962-06-19 | Takeda Pharmaceutical | 2-(pyrazol-1-yl)-pyrimidine derivatives |
-
1962
- 1962-12-18 US US245376A patent/US3161515A/en not_active Expired - Lifetime
-
1963
- 1963-12-03 GB GB47696/63A patent/GB1009366A/en not_active Expired
- 1963-12-16 FR FR957326A patent/FR1378456A/fr not_active Expired
- 1963-12-17 DE DEG39402A patent/DE1294188B/de active Pending
- 1963-12-18 BE BE641444A patent/BE641444A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3161515A (en) | 1964-12-15 |
| GB1009366A (en) | 1965-11-10 |
| FR1378456A (fr) | 1964-11-13 |
| DE1294188B (de) | 1969-04-30 |