FR1336247A - New photographic product with improved sensitivity and contrast - Google Patents

New photographic product with improved sensitivity and contrast

Info

Publication number
FR1336247A
FR1336247A FR904184A FR904184A FR1336247A FR 1336247 A FR1336247 A FR 1336247A FR 904184 A FR904184 A FR 904184A FR 904184 A FR904184 A FR 904184A FR 1336247 A FR1336247 A FR 1336247A
Authority
FR
France
Prior art keywords
contrast
improved sensitivity
photographic product
new photographic
new
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
FR904184A
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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
Priority claimed from US786225A external-priority patent/US2996382A/en
Priority claimed from US125476A external-priority patent/US3178282A/en
Application filed by Kodak Pathe SA filed Critical Kodak Pathe SA
Priority to FR904184A priority Critical patent/FR1336247A/en
Application granted granted Critical
Publication of FR1336247A publication Critical patent/FR1336247A/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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/50—Reversal development; Contact 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
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/46—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein having more than one photosensitive layer
FR904184A 1959-01-12 1962-07-17 New photographic product with improved sensitivity and contrast Expired FR1336247A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR904184A FR1336247A (en) 1959-01-12 1962-07-17 New photographic product with improved sensitivity and contrast

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US786225A US2996382A (en) 1959-01-12 1959-01-12 Photographic elements having improved sensitivity
US125476A US3178282A (en) 1959-01-12 1961-07-20 Photographic elements containing surface image and fogged internal image silver halide grains
FR904184A FR1336247A (en) 1959-01-12 1962-07-17 New photographic product with improved sensitivity and contrast

Publications (1)

Publication Number Publication Date
FR1336247A true FR1336247A (en) 1963-08-30

Family

ID=27246686

Family Applications (1)

Application Number Title Priority Date Filing Date
FR904184A Expired FR1336247A (en) 1959-01-12 1962-07-17 New photographic product with improved sensitivity and contrast

Country Status (1)

Country Link
FR (1) FR1336247A (en)

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