BE475466A - - Google Patents
Info
- Publication number
- BE475466A BE475466A BE475466DA BE475466A BE 475466 A BE475466 A BE 475466A BE 475466D A BE475466D A BE 475466DA BE 475466 A BE475466 A BE 475466A
- 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
- G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
- G03C7/32—Colour coupling substances
- G03C7/333—Coloured coupling substances, e.g. for the correction of the coloured image
- G03C7/3335—Coloured coupling substances, e.g. for the correction of the coloured image containing an azo chromophore
-
- 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
- Y10S534/08—Elimination of groups during the preparation of azo compounds
Landscapes
- 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 |
|---|---|---|---|
| GB24887/46A GB617223A (en) | 1946-08-21 | 1946-08-21 | Improvements in and relating to colour photography |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE475466A true BE475466A (fr) |
Family
ID=10218820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE475466D BE475466A (fr) | 1946-08-21 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2515691A (fr) |
| BE (1) | BE475466A (fr) |
| FR (1) | FR952230A (fr) |
| GB (1) | GB617223A (fr) |
| NL (1) | NL79214C (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE625541A (fr) * | 1961-12-01 | |||
| US3755289A (en) * | 1970-03-25 | 1973-08-28 | Kansai Paint Co Ltd | 2-(phenylazo)-2,4-dimethyl and 2-(phenylazo)-2,4-dimethyl-4-alkoxy valeronitriles |
| US5417613A (en) * | 1993-12-06 | 1995-05-23 | Dana Corporation | Bearing cup retainer for universal joint |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB503824A (en) * | 1936-07-07 | 1939-04-11 | Kodak Ltd | Process of colour photography |
| US2434272A (en) * | 1944-05-03 | 1948-01-13 | Eastman Kodak Co | Color photography with azosubstituted couplers |
| US2455170A (en) * | 1944-05-03 | 1948-11-30 | Eastman Kodak Co | Colored couplers |
| NL71530C (fr) * | 1944-05-03 | |||
| US2453661A (en) * | 1944-05-03 | 1948-11-09 | Eastman Kodak Co | Colored couplers |
| US2435616A (en) * | 1944-07-07 | 1948-02-10 | Eastman Kodak Co | Elimination coupling with azosubstituted couplers |
-
0
- NL NL79214D patent/NL79214C/xx active
- BE BE475466D patent/BE475466A/xx unknown
-
1946
- 1946-08-21 GB GB24887/46A patent/GB617223A/en not_active Expired
-
1947
- 1947-08-15 US US768936A patent/US2515691A/en not_active Expired - Lifetime
- 1947-08-21 FR FR952230D patent/FR952230A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB617223A (en) | 1949-02-02 |
| NL79214C (fr) | |
| US2515691A (en) | 1950-07-18 |
| FR952230A (fr) | 1949-11-14 |