FR826397A - Improvements to photographic emulsions - Google Patents

Improvements to photographic emulsions

Info

Publication number
FR826397A
FR826397A FR826397DA FR826397A FR 826397 A FR826397 A FR 826397A FR 826397D A FR826397D A FR 826397DA FR 826397 A FR826397 A FR 826397A
Authority
FR
France
Prior art keywords
photographic emulsions
photographic
emulsions
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.)
Interchemical Corp
Original Assignee
Interchemical Corp
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 Interchemical Corp filed Critical Interchemical Corp
Application granted granted Critical
Publication of FR826397A publication Critical patent/FR826397A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F3/00—Colour separation; Correction of tonal value
    • G03F3/04—Colour separation; Correction of tonal value by photographic means
    • 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
    • G03C7/18—Processes for the correction of the colour image in subtractive colour photography

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
FR826397D 1937-01-21 1937-09-06 Improvements to photographic emulsions Expired FR826397A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US121467A US2179786A (en) 1937-01-21 1937-01-21 Method and means for making corrected color separation images

Publications (1)

Publication Number Publication Date
FR826397A true FR826397A (en) 1938-03-30

Family

ID=22396910

Family Applications (1)

Application Number Title Priority Date Filing Date
FR826397D Expired FR826397A (en) 1937-01-21 1937-09-06 Improvements to photographic emulsions

Country Status (4)

Country Link
US (1) US2179786A (en)
DE (1) DE689587C (en)
FR (1) FR826397A (en)
GB (1) GB501661A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2420636A (en) * 1942-04-11 1947-05-13 Eastman Kodak Co Photographic masking
DE748520C (en) * 1942-09-25 1944-11-03 Process for the photomechanical change, correction or addition of master copies, in particular partial color negatives
US3376135A (en) * 1963-09-26 1968-04-02 Allen E Botney Negative and positive view from a polarized film structure
BE757067A (en) * 1969-10-03 1971-03-16 Eastman Kodak Co PHOTOGRAPHIC OBJECT MANUFACTURING PROCESS
IL56324A0 (en) * 1978-12-28 1979-03-12 Hoffman A Method and apparatus for producing a high speed high resolution radiation sensitive article and a high speed high resolution radiation sensitive article

Also Published As

Publication number Publication date
GB501661A (en) 1939-03-01
US2179786A (en) 1939-11-14
DE689587C (en) 1940-03-28

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