BE449092A - - Google Patents

Info

Publication number
BE449092A
BE449092A BE449092DA BE449092A BE 449092 A BE449092 A BE 449092A BE 449092D A BE449092D A BE 449092DA BE 449092 A BE449092 A BE 449092A
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE449092A publication Critical patent/BE449092A/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
    • G03C7/32—Colour coupling substances
    • G03C7/36—Couplers containing compounds with active methylene groups
    • G03C7/38—Couplers containing compounds with active methylene groups in rings
    • G03C7/384—Couplers containing compounds with active methylene groups in rings in pyrazolone rings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
BE449092D 1942-02-16 1943-02-08 BE449092A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI0071566 1942-02-16

Publications (1)

Publication Number Publication Date
BE449092A true BE449092A (fr) 1943-03-31

Family

ID=7197183

Family Applications (1)

Application Number Title Priority Date Filing Date
BE449092D BE449092A (fr) 1942-02-16 1943-02-08

Country Status (3)

Country Link
BE (1) BE449092A (fr)
CH (1) CH234133A (fr)
FR (1) FR890864A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5930264B2 (ja) * 1979-08-13 1984-07-26 富士写真フイルム株式会社 ハロゲン化銀写真感光材料

Also Published As

Publication number Publication date
CH234133A (de) 1944-09-15
FR890864A (fr) 1944-02-21

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