GB412950A - Improved photographic material for the production of colour photographs - Google Patents

Improved photographic material for the production of colour photographs

Info

Publication number: GB412950A
Authority: GB; United Kingdom
Prior art keywords: bleaching; red; blue; layer; slowly
Prior art date: 1931-12-03
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.): Expired

Application number

GB34228/32A

Other languages

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Individual

Original Assignee

Individual

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.)

1931-12-03

Filing date

1932-12-02

Publication date

1934-07-02

1932-12-02 Application filed by Individual filed Critical Individual

1934-07-02 Publication of GB412950A publication Critical patent/GB412950A/en

Status Expired legal-status Critical Current

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

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Silver Salt Photography Or Processing Solution Therefor (AREA)
Coloring (AREA)

GB34228/32A 1931-12-03 1932-12-02 Improved photographic material for the production of colour photographs Expired GB412950A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DEG81302D DE680688C (de)	1931-12-03	1931-12-03	Verfahren zur Herstellung photographischer Farbstoffbilder

Publications (1)

Publication Number	Publication Date
GB412950A true GB412950A (en)	1934-07-02

Family

ID=31889000

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB34228/32A Expired GB412950A (en)	1931-12-03	1932-12-02	Improved photographic material for the production of colour photographs

Country Status (5)

Country	Link
US (1)	US2028279A (de)
BE (1)	BE392736A (de)
DE (1)	DE680688C (de)
FR (1)	FR746644A (de)
GB (1)	GB412950A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE480409A (de) *	1947-02-17
US2628902A (en) *	1947-04-29	1953-02-17	Raibourn Paul	Process of producing colored photographs
US2667414A (en) *	1947-04-29	1954-01-26	Raibourn Paul	Light-sensitive color photographic film
US2698342A (en) *	1948-11-05	1954-12-28	Gaspar	Acylated derivatives of amino-sulfonic acids and method for their preparation
US4029509A (en) *	1975-11-17	1977-06-14	E. I. Du Pont De Nemours And Company	Positive process using a low coating weight silver halide
US4047956A (en) *	1975-11-17	1977-09-13	E. I. Du Pont De Nemours And Company	Low coating weight silver halide element and process

1931
- 1931-12-03 DE DEG81302D patent/DE680688C/de not_active Expired
1932
- 1932-12-01 FR FR746644D patent/FR746644A/fr not_active Expired
- 1932-12-01 US US645313A patent/US2028279A/en not_active Expired - Lifetime
- 1932-12-02 BE BE392736D patent/BE392736A/xx unknown
- 1932-12-02 GB GB34228/32A patent/GB412950A/en not_active Expired

Also Published As

Publication number	Publication date
BE392736A (de)	1933-01-31
US2028279A (en)	1936-01-21
FR746644A (fr)	1933-06-01
DE680688C (de)	1939-09-06

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