FR1001737A - Perfectionnement aux procédés photographiques d'inversion - Google Patents

Perfectionnement aux procédés photographiques d'inversion

Info

Publication number
FR1001737A
FR1001737A FR1001737DA FR1001737A FR 1001737 A FR1001737 A FR 1001737A FR 1001737D A FR1001737D A FR 1001737DA FR 1001737 A FR1001737 A FR 1001737A
Authority
FR
France
Prior art keywords
photographic
improvement
inversion processes
inversion
processes
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
English (en)
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
Application filed by Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR1001737A publication Critical patent/FR1001737A/fr
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
    • G03C1/005—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)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
FR1001737D 1948-08-13 1949-08-10 Perfectionnement aux procédés photographiques d'inversion Expired FR1001737A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US44214A US2566180A (en) 1948-08-13 1948-08-13 Direct postive photogrpahic color process

Publications (1)

Publication Number Publication Date
FR1001737A true FR1001737A (fr) 1952-02-27

Family

ID=21931110

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1001737D Expired FR1001737A (fr) 1948-08-13 1949-08-10 Perfectionnement aux procédés photographiques d'inversion

Country Status (3)

Country Link
US (1) US2566180A (fr)
BE (1) BE490657A (fr)
FR (1) FR1001737A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB777583A (en) * 1954-07-21 1957-06-26 Geoffrey Ernest Beswick Colour photographic process
BE754842A (fr) * 1969-08-14 1971-01-18 Eastman Kodak Co Produit photographique aux halogenures d'argent positif direct a latitude d'exposition amelioree
EP0258903B1 (fr) * 1986-09-04 1995-01-11 Konica Corporation Matériau photographique à l'halogénure d'argent sensible à la lumière ayant un support réfléchissant

Also Published As

Publication number Publication date
BE490657A (fr)
US2566180A (en) 1951-08-28

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