BE467711A - - Google Patents

Info

Publication number
BE467711A
BE467711A BE467711DA BE467711A BE 467711 A BE467711 A BE 467711A BE 467711D A BE467711D A BE 467711DA BE 467711 A BE467711 A BE 467711A
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 BE467711A publication Critical patent/BE467711A/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
    • G03C7/26—Silver halide emulsions for subtractive colour processes
    • 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
    • G03C7/407—Development processes or agents therefor
    • G03C7/413—Developers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Indole Compounds (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
BE467711D 1945-02-24 BE467711A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US579681A US2495000A (en) 1945-02-24 1945-02-24 Production of azo dyestuff images from n-acyl-n-aryl hydrazine developers

Publications (1)

Publication Number Publication Date
BE467711A true BE467711A (fr)

Family

ID=24317898

Family Applications (1)

Application Number Title Priority Date Filing Date
BE467711D BE467711A (fr) 1945-02-24

Country Status (5)

Country Link
US (1) US2495000A (fr)
BE (1) BE467711A (fr)
ES (1) ES173412A1 (fr)
FR (1) FR925609A (fr)
GB (1) GB608520A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE503489A (fr) * 1950-05-26
DE2719371A1 (de) * 1977-04-30 1978-11-02 Agfa Gevaert Ag Photographisches umkehrverfahren
JPS589412B2 (ja) * 1977-08-30 1983-02-21 富士写真フイルム株式会社 ハロゲン化銀写真感光材料の現像方法
US4772747A (en) * 1983-10-28 1988-09-20 Eastman Kodak Company Preparation of 2,4,6-trichlorophenylhydrazine

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL33180C (fr) * 1931-01-16
US2266442A (en) * 1937-04-10 1941-12-16 Eastman Kodak Co Color print by multiple color development
GB502960A (en) * 1937-07-26 1939-03-27 Kodak Ltd Process for producing dye images in the development of silver images
GB533568A (en) * 1939-06-16 1941-02-17 Karl Schinzel Improvements in and relating to colour photography
IT384872A (fr) * 1939-07-14
US2339213A (en) * 1939-10-16 1944-01-11 Du Pont Color development process using aromatic hydrazines
BE440740A (fr) * 1940-03-13
US2315966A (en) * 1940-04-15 1943-04-06 Eastman Kodak Co Photographic emulsion

Also Published As

Publication number Publication date
US2495000A (en) 1950-01-17
FR925609A (fr) 1947-09-09
GB608520A (en) 1948-09-16
ES173412A1 (es) 1946-11-16

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