FR952230A - Process for the production of color photographic images - Google Patents

Process for the production of color photographic images

Info

Publication number
FR952230A
FR952230A FR952230DA FR952230A FR 952230 A FR952230 A FR 952230A FR 952230D A FR952230D A FR 952230DA FR 952230 A FR952230 A FR 952230A
Authority
FR
France
Prior art keywords
production
color photographic
photographic images
images
color
Prior art date
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
Other languages
French (fr)
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.)
Gevaert Photo Producten NV
Original Assignee
Gevaert Photo Producten NV
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 by Gevaert Photo Producten NV filed Critical Gevaert Photo Producten NV
Application granted granted Critical
Publication of FR952230A publication Critical patent/FR952230A/en
Expired legal-status Critical Current

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
    • G03C7/333Coloured coupling substances, e.g. for the correction of the coloured image
    • G03C7/3335Coloured coupling substances, e.g. for the correction of the coloured image containing an azo chromophore
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S534/00Organic compounds -- part of the class 532-570 series
    • Y10S534/08Elimination of groups during the preparation of azo compounds

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
FR952230D 1946-08-21 1947-08-21 Process for the production of color photographic images Expired FR952230A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB24887/46A GB617223A (en) 1946-08-21 1946-08-21 Improvements in and relating to colour photography

Publications (1)

Publication Number Publication Date
FR952230A true FR952230A (en) 1949-11-14

Family

ID=10218820

Family Applications (1)

Application Number Title Priority Date Filing Date
FR952230D Expired FR952230A (en) 1946-08-21 1947-08-21 Process for the production of color photographic images

Country Status (5)

Country Link
US (1) US2515691A (en)
BE (1) BE475466A (en)
FR (1) FR952230A (en)
GB (1) GB617223A (en)
NL (1) NL79214C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE625541A (en) * 1961-12-01
US3755289A (en) * 1970-03-25 1973-08-28 Kansai Paint Co Ltd 2-(phenylazo)-2,4-dimethyl and 2-(phenylazo)-2,4-dimethyl-4-alkoxy valeronitriles
US5417613A (en) * 1993-12-06 1995-05-23 Dana Corporation Bearing cup retainer for universal joint

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB503824A (en) * 1936-07-07 1939-04-11 Kodak Ltd Process of colour photography
US2434272A (en) * 1944-05-03 1948-01-13 Eastman Kodak Co Color photography with azosubstituted couplers
BE476360A (en) * 1944-05-03
US2453661A (en) * 1944-05-03 1948-11-09 Eastman Kodak Co Colored couplers
US2455170A (en) * 1944-05-03 1948-11-30 Eastman Kodak Co Colored couplers
US2435616A (en) * 1944-07-07 1948-02-10 Eastman Kodak Co Elimination coupling with azosubstituted couplers

Also Published As

Publication number Publication date
US2515691A (en) 1950-07-18
BE475466A (en)
GB617223A (en) 1949-02-02
NL79214C (en)

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