BE575907A - - Google Patents
Info
- Publication number
- BE575907A BE575907A BE575907DA BE575907A BE 575907 A BE575907 A BE 575907A BE 575907D A BE575907D A BE 575907DA BE 575907 A BE575907 A BE 575907A
- 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
- G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
- G03C1/33—Spot-preventing agents
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE2038702 | 1959-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE575907A true BE575907A (en) |
Family
ID=3864703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE575907D BE575907A (en) | 1959-02-20 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE575907A (en) |
| DE (1) | DE1137624B (en) |
| FR (1) | FR1249594A (en) |
| GB (1) | GB948442A (en) |
| NL (1) | NL248601A (en) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE486964C (en) * | 1927-08-14 | 1929-11-28 | Johannes Heegaard Thiis Poulse | Process for avoiding so-called white spots on photographic developing paper |
-
0
- NL NL248601D patent/NL248601A/xx unknown
- BE BE575907D patent/BE575907A/xx unknown
-
1959
- 1959-05-05 DE DEG26991A patent/DE1137624B/en active Pending
-
1960
- 1960-01-20 FR FR819101A patent/FR1249594A/en not_active Expired
- 1960-02-22 GB GB611160A patent/GB948442A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1249594A (en) | 1961-03-20 |
| DE1137624B (en) | 1962-10-04 |
| GB948442A (en) | 1964-02-05 |
| NL248601A (en) |