BE491769A - - Google Patents

Info

Publication number
BE491769A
BE491769A BE491769DA BE491769A BE 491769 A BE491769 A BE 491769A BE 491769D A BE491769D A BE 491769DA BE 491769 A BE491769 A BE 491769A
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.)
Publication of BE491769A publication Critical patent/BE491769A/xx

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
    • G03C7/3041—Materials with specific sensitometric characteristics, e.g. gamma, density
    • 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
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/10—Organic substances
    • G03C1/12—Methine and polymethine dyes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
BE491769D 1948-10-30 BE491769A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US57592A US2592243A (en) 1948-10-30 1948-10-30 Method of selectively exposing the grains of a mixed grain photographic emulsion

Publications (1)

Publication Number Publication Date
BE491769A true BE491769A (fr)

Family

ID=22011554

Family Applications (1)

Application Number Title Priority Date Filing Date
BE491769D BE491769A (fr) 1948-10-30

Country Status (4)

Country Link
US (1) US2592243A (fr)
BE (1) BE491769A (fr)
FR (1) FR1017762A (fr)
GB (2) GB702200A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2232778A1 (fr) * 1973-06-05 1975-01-03 Du Pont

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2676103A (en) * 1950-03-18 1954-04-20 Fr Corp Process and composition for use in color photography
BE514795A (fr) * 1951-10-17
DE1113873B (de) * 1959-01-17 1961-09-14 Wolfen Filmfab Veb Verfahren zur Sensibilisierung von Halogensilberemulsionen
IT1018702B (it) * 1974-06-26 1977-10-20 Minnesota Mining & Mfg Copulanti fotografici pivalilaceta nilidici elementi fotografici che comprendono tali copulanti e.o i co loranti formati per sviluppo cromo geno di detti copulanti e metodo per formare una immagine fotografi ca a coloranti in presenza di det ti copulanti
GB9626281D0 (en) * 1996-12-18 1997-02-05 Kodak Ltd Photographic high contrast silver halide material

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1980941A (en) * 1927-11-12 1934-11-13 Leopold D Mannes Color photography
US2320418A (en) * 1935-06-22 1943-06-01 Gen Aniline & Film Corp Color photographs
GB507841A (en) * 1937-11-19 1939-06-19 Kodak Ltd Process of producing coloured images in multilayer photographic elements
GB540444A (en) * 1940-01-11 1941-10-17 Eastman Kodak Co Improvements in colour photography and materials therefor
US2318597A (en) * 1941-01-03 1943-05-11 Eastman Kodak Co Photographic printing material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2232778A1 (fr) * 1973-06-05 1975-01-03 Du Pont

Also Published As

Publication number Publication date
GB702200A (en) 1954-01-13
GB702255A (en) 1954-01-13
US2592243A (en) 1952-04-08
FR1017762A (fr) 1952-12-18

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