GB1051970A - - Google Patents

Info

Publication number: GB1051970A
Authority: GB; United Kingdom
Prior art keywords: pyrazine; bleaching; bath; silver; dimethyl
Prior art date: 1964-03-20
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.): Active

Application number

Other languages

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.)

1964-03-20

Publication of GB1051970A publication Critical patent/GB1051970A/en

Status Active legal-status Critical Current

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)

GB1051970D 1964-03-20 Active GB1051970A (xx)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH361864A CH438936A (de)	1964-03-20	1964-03-20	Verwendung von Pyrazinen als Farbbleichkatalysatoren im Silberfarbbleichverfahren

Publications (1)

Publication Number	Publication Date
GB1051970A true GB1051970A (xx)

Family

ID=4259842

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB1051970D Active GB1051970A (xx)	1964-03-20

Country Status (8)

Country	Link
US (1)	US3394004A (xx)
AT (1)	AT257358B (xx)
BE (1)	BE661358A (xx)
CH (1)	CH438936A (xx)
DE (1)	DE1269483B (xx)
ES (1)	ES310746A1 (xx)
GB (1)	GB1051970A (xx)
NL (1)	NL6503517A (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH543108A (de) *	1970-09-04	1973-10-15	Ciba Geigy Ag	Verwendung von Chinoxalinen in photographischen Verfahren
CH576158A5 (xx) *	1972-02-28	1976-05-31	Ciba Geigy Ag
NL7810745A (nl) *	1977-10-28	1979-05-02	Ciba Geigy	Werkwijze voor de vervaardiging van fotografische beelden.
US4304846A (en) *	1979-02-09	1981-12-08	Ciba-Geigy Ag	Method for processing silver dye-bleach materials
ES2118079T3 (es) *	1991-06-11	1998-09-16	Jahleel Corp	Baño de blanqueo y su utilizacion en un proceso de blanqueo de colores a la plata.
US5550009A (en) *	1995-04-17	1996-08-27	Eastman Kodak Company	Stabilized peroxide bleaching solutions and their use for processing of photographic elements

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
USRE22308E (en) *	1936-12-14	1943-05-11		Production of colored photographic
BE579274A (xx) *	1958-06-03

0
- GB GB1051970D patent/GB1051970A/en active Active
1964
- 1964-03-20 CH CH361864A patent/CH438936A/de unknown
1965
- 1965-03-10 ES ES0310746A patent/ES310746A1/es not_active Expired
- 1965-03-16 US US440303A patent/US3394004A/en not_active Expired - Lifetime
- 1965-03-19 DE DEP1269A patent/DE1269483B/de active Pending
- 1965-03-19 NL NL6503517A patent/NL6503517A/xx unknown
- 1965-03-19 BE BE661358A patent/BE661358A/xx unknown
- 1965-03-19 AT AT251865A patent/AT257358B/de active

Also Published As

Publication number	Publication date
BE661358A (xx)	1965-09-20
NL6503517A (xx)	1965-09-21
AT257358B (de)	1967-10-10
DE1269483B (de)	1968-05-30
ES310746A1 (es)	1966-01-01
CH438936A (de)	1967-06-30
US3394004A (en)	1968-07-23

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