FR1020550A - Process for the production of photographic images - Google Patents

Process for the production of photographic images

Info

Publication number
FR1020550A
FR1020550A FR1020550DA FR1020550A FR 1020550 A FR1020550 A FR 1020550A FR 1020550D A FR1020550D A FR 1020550DA FR 1020550 A FR1020550 A FR 1020550A
Authority
FR
France
Prior art keywords
production
photographic images
photographic
images
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 FR1020550A publication Critical patent/FR1020550A/en
Expired legal-status Critical Current

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
    • G03C1/00—Photosensitive materials
    • G03C1/64—Compositions containing iron compounds as photosensitive substances
    • 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
    • G03C1/72—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705
    • G03C1/725—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705 containing inorganic compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR1020550D 1949-06-21 1950-06-20 Process for the production of photographic images Expired FR1020550A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1645749A GB670883A (en) 1949-06-21 1949-06-21 Improvements in or relating to the production of photographic images

Publications (1)

Publication Number Publication Date
FR1020550A true FR1020550A (en) 1953-02-06

Family

ID=10077676

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1020550D Expired FR1020550A (en) 1949-06-21 1950-06-20 Process for the production of photographic images

Country Status (2)

Country Link
FR (1) FR1020550A (en)
GB (1) GB670883A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2895892A (en) * 1954-08-10 1959-07-21 Chalkley Lyman Photochemical process
US2855300A (en) * 1956-08-10 1958-10-07 Chalkley Lyman Process for fixing images on dye cyanide photosensitized materials
US3185567A (en) * 1959-07-06 1965-05-25 Polaroid Corp Photographic color process and product
US2981622A (en) * 1959-07-13 1961-04-25 Chalkley Lyman Photographic process
NL256771A (en) * 1960-10-12
US3433635A (en) * 1961-05-25 1969-03-18 Polaroid Corp Photographic process and product
US3655382A (en) * 1970-02-25 1972-04-11 Eastman Kodak Co Processes for converting zero-valent metals photographic images to formazan dye images
US3642478A (en) * 1970-02-25 1972-02-15 Eastman Kodak Co Processes and compositions for converting zero valent metals photographic images to formazan dye images
US3917484A (en) * 1974-04-03 1975-11-04 Eastman Kodak Co Photographic compositions, elements and processes for the production of formazan dye images of enhanced red absorption
US3957514A (en) * 1974-09-26 1976-05-18 Eastman Kodak Company Photographic element containing a photoreducible salt of an aryl hydroxy-carboxy anion and a tetrazolium cation and the use thereof
US4284704A (en) * 1976-08-13 1981-08-18 Eastman Kodak Company Photographic elements with incorporated hydrogen source photoreductant and tetrazolium salt
US4568633A (en) * 1985-01-02 1986-02-04 Eastman Kodak Company Photographic elements and processes utilizing imagewise reduction of ferric ions

Also Published As

Publication number Publication date
GB670883A (en) 1952-04-30

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