BE643147A - - Google Patents

Info

Publication number
BE643147A
BE643147A BE643147A BE643147A BE643147A BE 643147 A BE643147 A BE 643147A BE 643147 A BE643147 A BE 643147A BE 643147 A BE643147 A BE 643147A BE 643147 A BE643147 A BE 643147A
Authority
BE
Belgium
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
BE643147A
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
Priority to BE643147A priority Critical patent/BE643147A/xx
Publication of BE643147A publication Critical patent/BE643147A/xx
Application status is Expired legal-status Critical

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C7/00Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/30Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/32Colour coupling substances
    • G03C7/36Couplers containing compounds with active methylene groups
    • G03C7/38Couplers containing compounds with active methylene groups in rings
    • G03C7/384Couplers containing compounds with active methylene groups in rings in pyrazolone rings
BE643147A 1964-01-30 1964-01-30 Expired BE643147A (xx)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BE643147A BE643147A (xx) 1964-01-30 1964-01-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE643147A BE643147A (xx) 1964-01-30 1964-01-30

Publications (1)

Publication Number Publication Date
BE643147A true BE643147A (xx) 1964-07-30

Family

ID=3845836

Family Applications (1)

Application Number Title Priority Date Filing Date
BE643147A Expired BE643147A (xx) 1964-01-30 1964-01-30

Country Status (1)

Country Link
BE (1) BE643147A (xx)

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