BE425206A - - Google Patents

Info

Publication number: BE425206A
Authority: BE; Belgium

Application number

Priority date (The priority date 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 date listed.)

1936-12-14

Publication of BE425206A publication Critical patent/BE425206A/xx

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

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Coloring (AREA)
Materials For Photolithography (AREA)
Developing Agents For Electrophotography (AREA)
Dental Preparations (AREA)

BE425206D 1936-12-14 BE425206A (en:Method)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
GB34258/36A GB490451A (en)	1936-12-14	1936-12-14	Improvements in the production of coloured photographic pictures
GB3425837		1937-11-23
US41234141A	1941-09-26	1941-09-26
US427520A US2341034A (en)	1936-12-14	1942-01-20	Production of colored photographic pictures

Publications (1)

Publication Number	Publication Date
BE425206A true BE425206A (en:Method)

Family

ID=32096987

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE425206D BE425206A (en:Method)	1936-12-14

Country Status (4)

Country	Link
US (3)	US2270118A (en:Method)
BE (1)	BE425206A (en:Method)
FR (1)	FR830786A (en:Method)
GB (1)	GB490451A (en:Method)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2418624A (en) *	1943-03-02	1947-04-08	Eastman Kodak Co	Azo dyes for color photography
BE475914A (en:Method) *	1946-12-14
BE486550A (en:Method) *	1947-12-30
BE488117A (en:Method) *	1948-03-27
DE915082C (de) *	1949-03-05	1954-07-15	Schweizerhall Saeurefab	Verfahren zur Gewinnung der bei Zersetzung von Metallhalogeniden mit sauerstoffhaltigen Gasen entstehenden metalloxyde aus den Reaktionsgasen
US2699394A (en) *	1950-12-15	1955-01-11	Gaspar Bela	Production of photographic dye images
BE579274A (en:Method) *	1958-06-03
GB1051970A (en:Method) *	1964-03-20
CH433980A (de) *	1964-07-07	1967-04-15	Ciba Geigy	Verwendung von Acylaminoverbindungen als Farbbleichkatalysatoren für das Silberfarbbleichverfahren
US3396023A (en) *	1965-08-24	1968-08-06	Eastman Kodak Co	Piazine antifoggants for silver halide emulsions
CH508226A (de) *	1969-03-13	1971-05-31	Ciba Geigy Ag	Verwendung von Chinoxalinen als Farbbleichkatalysatoren
CH579292A5 (en:Method) *	1973-05-18	1976-08-31	Ciba Geigy Ag
JPS53135626A (en) *	1977-05-02	1978-11-27	Fuji Photo Film Co Ltd	Color image forming method
NL7810745A (nl) *	1977-10-28	1979-05-02	Ciba Geigy	Werkwijze voor de vervaardiging van fotografische beelden.
CH644459A5 (de) *	1978-09-29	1984-07-31	Ciba Geigy Ag	Verfahren zur herstellung farbphotographischer bilder nach dem silberfarbbleichverfahren.

0
- US US22308D patent/USRE22308E/en not_active Expired
- BE BE425206D patent/BE425206A/xx unknown
1936
- 1936-12-14 GB GB34258/36A patent/GB490451A/en not_active Expired
1937
- 1937-12-13 US US179591A patent/US2270118A/en not_active Expired - Lifetime
- 1937-12-14 FR FR830786D patent/FR830786A/fr not_active Expired
1942
- 1942-01-20 US US427520A patent/US2341034A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US2270118A (en)	1942-01-13
FR830786A (fr)	1938-08-09
GB490451A (en)	1938-08-15
US2341034A (en)	1944-02-08
USRE22308E (en)	1943-05-11

Publication	Publication Date	Title
BE414571A (en:Method)
BE425206A (en:Method)
BE415571A (en:Method)	1936-05-15
BE414370A (en:Method)	1936-04-30
BE414357A (en:Method)
BE414157A (en:Method)
BE414076A (en:Method)
BE413893A (en:Method)
BE413759A (en:Method)	1936-03-31
BE413631A (en:Method)
BE413460A (en:Method)
BE413408A (en:Method)	1936-02-29
BE413397A (en:Method)	1936-02-29
BE413384A (en:Method)
BE413309A (en:Method)	1936-12-29
BE415564A (en:Method)
BE415557A (en:Method)
BE415095A (en:Method)
BE415489A (en:Method)	1938-04-30
BE406332A (en:Method)
BE396481A (en:Method)
BE415462A (en:Method)	1936-06-30
BE390588A (en:Method)
BE415619A (en:Method)	1936-06-30
BE415731A (en:Method)