FR60059E - Improvements to photographic inversion processes - Google Patents

Improvements to photographic inversion processes

Info

Publication number
FR60059E
FR60059E FR60059DA FR60059E FR 60059 E FR60059 E FR 60059E FR 60059D A FR60059D A FR 60059DA FR 60059 E FR60059 E FR 60059E
Authority
FR
France
Prior art keywords
photographic
inversion processes
inversion
processes
photographic inversion
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.)
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 GB402849A external-priority patent/GB665682A/en
Application filed by Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR60059E publication Critical patent/FR60059E/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
    • 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
    • G03C7/407—Development processes or agents therefor
    • G03C7/413—Developers
    • 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
    • G03C1/485—Direct positive emulsions
    • G03C1/48538—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
FR60059D 1942-09-01 1950-02-13 Improvements to photographic inversion processes Expired FR60059E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB657742 1942-09-01
GB402849A GB665682A (en) 1942-09-01 1949-02-14 Improvements in photographic processes

Publications (1)

Publication Number Publication Date
FR60059E true FR60059E (en) 1954-09-22

Family

ID=32232342

Family Applications (3)

Application Number Title Priority Date Filing Date
FR942478D Expired FR942478A (en) 1942-09-01 1946-08-28 Improvements to photographic inversion processes
FR58875D Expired FR58875E (en) 1942-09-01 1949-05-27 Improvements to photographic inversion processes
FR60059D Expired FR60059E (en) 1942-09-01 1950-02-13 Improvements to photographic inversion processes

Family Applications Before (2)

Application Number Title Priority Date Filing Date
FR942478D Expired FR942478A (en) 1942-09-01 1946-08-28 Improvements to photographic inversion processes
FR58875D Expired FR58875E (en) 1942-09-01 1949-05-27 Improvements to photographic inversion processes

Country Status (6)

Country Link
US (1) US2592298A (en)
BE (2) BE468653A (en)
CH (1) CH281461A (en)
FR (3) FR942478A (en)
GB (2) GB581789A (en)
NL (1) NL69460C (en)

Also Published As

Publication number Publication date
BE468653A (en)
US2592298A (en) 1952-04-08
CH281461A (en) 1952-03-15
GB581773A (en) 1946-10-24
BE493810A (en)
NL69460C (en)
GB581789A (en) 1946-10-24
FR942478A (en) 1949-02-09
FR58875E (en) 1954-04-06

Similar Documents

Publication Publication Date Title
FR61904E (en) Improvements in photographic processes
FR942831A (en) photographic emulsions
FR945085A (en) Improvements in photographic emulsion development processes
FR926241A (en) Film reel
FR941852A (en) Improvements to photographic emulsions
FR942478A (en) Improvements to photographic inversion processes
FR944075A (en) Improvements to photographic emulsions
FR944282A (en) Improvements to photographic emulsions
FR966004A (en) New photographic couplers of the acylaminohydroxydiphenyl type
FR977801A (en) Improvements in alkylation processes
FR938824A (en) Improvements to sensitive photographic emulsions
FR905934A (en) Non-flammable cinematographic film
FR968638A (en) Improvements in photography
FR992089A (en) Description of cinematographic processes known as the living image
FR943701A (en) Sound cinematographic projector
FR938842A (en) Improvements to photographic films containing couplers
FR895552A (en) Cinematographic film
FR953727A (en) Improvements to light-sensitive diazotype agents
FR988506A (en) Improvements to zero-brightness projectors
FR988507A (en) Improvements to zero-brightness projectors
FR944076A (en) Improvements to photographic printers
FR56299E (en) Improvements in photographic reproduction processes
FR903989A (en) Film drive mechanism
FR942084A (en) Improvement in photographic printers
FR53653E (en) Zero-brightness projector