BE504761A - - Google Patents

Info

Publication number: BE504761A
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.)

1950-07-22

Publication of BE504761A publication Critical patent/BE504761A/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)
Silver Salt Photography Or Processing Solution Therefor (AREA)

BE504761D 1950-07-22 BE504761A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US175467A US2627461A (en)	1950-07-22	1950-07-22	Indophenazines as catalysts in dye bleach baths for color photography

Publications (1)

Publication Number	Publication Date
BE504761A true BE504761A (de)

Family

ID=22640327

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE504761D BE504761A (de)	1950-07-22

Country Status (6)

Country	Link
US (1)	US2627461A (de)
BE (1)	BE504761A (de)
CH (1)	CH302938A (de)
DE (1)	DE902220C (de)
FR (1)	FR1048365A (de)
GB (1)	GB687768A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE622121A (de) *	1961-09-06
NL297895A (de) *	1962-09-14
CH644459A5 (de) *	1978-09-29	1984-07-31	Ciba Geigy Ag	Verfahren zur herstellung farbphotographischer bilder nach dem silberfarbbleichverfahren.
US4393208A (en) *	1982-03-29	1983-07-12	Norwich Eaton Pharmaceuticals, Inc.	5-Methyl-2-trifluoromethylindolo[2,3-b]quinoxaline
CA2160769A1 (en) *	1993-04-22	1994-10-27	Taro Matsumoto	Indolo[2,3-b]quinoxaline derivatives

0
- BE BE504761D patent/BE504761A/xx unknown
1950
- 1950-07-22 US US175467A patent/US2627461A/en not_active Expired - Lifetime
1951
- 1951-07-16 GB GB16817/51A patent/GB687768A/en not_active Expired
- 1951-07-21 CH CH302938D patent/CH302938A/de unknown
- 1951-07-22 DE DEG6603A patent/DE902220C/de not_active Expired
- 1951-07-23 FR FR1048365D patent/FR1048365A/fr not_active Expired

Also Published As

Publication number	Publication date
FR1048365A (fr)	1953-12-22
DE902220C (de)	1954-01-21
CH302938A (de)	1954-11-15
GB687768A (en)	1953-02-18
US2627461A (en)	1953-02-03

Publication	Publication Date	Title
FR65758E (de)	1956-03-12
FR955215A (de)	1950-01-11
FR955189A (de)	1950-01-10
FR954575A (de)	1950-01-03
FR955308A (de)	1950-01-14
FR955522A (de)	1950-01-14
FR955355A (de)	1950-01-14
BE495391A (de)
BE495131A (de)	1950-08-01
BE461301A (de)
BE502649A (de)
BE502036A (de)
BE501321A (de)
BE495522A (de)	1950-09-01
BE495516A (de)	1950-09-01
BE495514A (de)
BE502609A (de)
BE495504A (de)
BE495485A (de)	1950-09-01
BE495456A (de)
BE495443A (de)
BE495440A (de)
BE495435A (de)
BE495415A (de)
BE494893A (de)	1950-07-17