BE643147A - - Google Patents
Info
- Publication number
- BE643147A BE643147A BE643147A BE643147A BE643147A BE 643147 A BE643147 A BE 643147A BE 643147 A BE643147 A BE 643147A BE 643147 A BE643147 A BE 643147A BE 643147 A BE643147 A BE 643147A
- Authority
- BE
- Belgium
- 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
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
- G03C7/32—Colour coupling substances
- G03C7/36—Couplers containing compounds with active methylene groups
- G03C7/38—Couplers containing compounds with active methylene groups in rings
- G03C7/384—Couplers containing compounds with active methylene groups in rings in pyrazolone rings
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE643147A BE643147A (nl) | 1964-01-30 | 1964-01-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE643147A BE643147A (nl) | 1964-01-30 | 1964-01-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE643147A true BE643147A (nl) | 1964-07-30 |
Family
ID=3845836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE643147A Expired BE643147A (nl) | 1964-01-30 | 1964-01-30 |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE643147A (nl) |
-
1964
- 1964-01-30 BE BE643147A patent/BE643147A/xx not_active Expired