BE489248A - - Google Patents
Info
- Publication number
- BE489248A BE489248A BE489248DA BE489248A BE 489248 A BE489248 A BE 489248A BE 489248D A BE489248D A BE 489248DA BE 489248 A BE489248 A BE 489248A
- 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
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/28—Silver dye bleach processes; Materials therefor; Preparing or processing such materials
- G03C7/29—Azo dyes therefor
-
- 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
- Y10S534/00—Organic compounds -- part of the class 532-570 series
- Y10S534/03—Polymeric azo compounds or azo compounds containing polymeric moieties
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Coloring (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US985878XA | 1948-11-05 | 1948-11-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE489248A true BE489248A (en:Method) |
Family
ID=22269998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE489248D BE489248A (en:Method) | 1948-11-05 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2644753A (en:Method) |
| BE (1) | BE489248A (en:Method) |
| FR (1) | FR985878A (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE500404A (en:Method) * | 1950-01-06 | |||
| US2844574A (en) * | 1953-06-03 | 1958-07-22 | Azo dyes and their method of | |
| US3542555A (en) * | 1967-09-15 | 1970-11-24 | Eastman Kodak Co | Photographic silver halide elements containing tetrakisazo dyes |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1938976A (en) * | 1929-07-12 | 1933-12-12 | Nat Aniline & Chem Co Inc | Polyazo dyestuffs |
| BE392898A (en:Method) * | 1931-12-09 | |||
| FR834371A (fr) * | 1936-07-07 | 1938-11-18 | Kodak Pathe | Perfectionnements à la photographie en couleurs naturelles par développement en plusieurs couleurs |
| US2182348A (en) * | 1937-09-01 | 1939-12-05 | Du Pont | Polyazo dye |
| US2361541A (en) * | 1939-08-09 | 1944-10-31 | Chromogen Inc | Process for the manufacture of color photographic images |
| USRE23357E (en) * | 1939-08-28 | 1951-04-17 | Processes for producing same | |
| BE443798A (en:Method) * | 1940-10-22 | |||
| US2463838A (en) * | 1943-02-18 | 1949-03-08 | Du Pont | Polymeric color couplers |
| GB607792A (en) * | 1945-04-07 | 1948-09-06 | Technicolor Motion Picture | Dis-azo dyes |
| NL62542C (en:Method) * | 1945-08-03 |
-
0
- BE BE489248D patent/BE489248A/xx unknown
-
1948
- 1948-11-05 US US5861948 patent/US2644753A/en not_active Expired - Lifetime
-
1949
- 1949-05-11 FR FR985878D patent/FR985878A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR985878A (fr) | 1951-07-24 |
| US2644753A (en) | 1953-07-07 |