FR2000497A1 - - Google Patents

Info

Publication number
FR2000497A1
FR2000497A1 FR6900951A FR6900951A FR2000497A1 FR 2000497 A1 FR2000497 A1 FR 2000497A1 FR 6900951 A FR6900951 A FR 6900951A FR 6900951 A FR6900951 A FR 6900951A FR 2000497 A1 FR2000497 A1 FR 2000497A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6900951A
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.)
Agfa Gevaert AG
Original Assignee
Agfa Gevaert AG
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 Agfa Gevaert AG filed Critical Agfa Gevaert AG
Publication of FR2000497A1 publication Critical patent/FR2000497A1/fr
Withdrawn legal-status Critical Current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
    • G03C1/46—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein having more than one photosensitive layer
    • 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

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)
FR6900951A 1968-01-20 1969-01-20 Withdrawn FR2000497A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1622255A DE1622255C3 (de) 1968-01-20 1968-01-20 Verfahren zur Herstellung dichtemäßig standardisierter Kopien

Publications (1)

Publication Number Publication Date
FR2000497A1 true FR2000497A1 (fr) 1969-09-05

Family

ID=5682628

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6900951A Withdrawn FR2000497A1 (fr) 1968-01-20 1969-01-20

Country Status (5)

Country Link
US (1) US3839036A (fr)
BE (1) BE727089A (fr)
DE (1) DE1622255C3 (fr)
FR (1) FR2000497A1 (fr)
GB (1) GB1262304A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4230795A (en) * 1979-04-26 1980-10-28 Donald Krause Multipart photosensitive element with both fixed contrast and variable contrast part records

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2202026A (en) * 1937-03-18 1940-05-28 Ilford Ltd Photographic printing process and material
GB494088A (en) * 1937-03-18 1938-10-18 Frank Forster Renwick Improvements in or relating to photographic printing processes and materials
US2280300A (en) * 1941-01-14 1942-04-21 Defender Photo Supply Co Inc Light sensitive photographic coating and method of manufacturing the same
US3141773A (en) * 1957-02-12 1964-07-21 Agfa Ag Process and photographic material for the production of photographic records and copies which are corrected for tone value
US3450536A (en) * 1961-03-24 1969-06-17 Eg & G Inc Silver halide photographic film having increased exposure-response characteristics
GB1225241A (fr) * 1967-04-21 1971-03-17
DE1597047C3 (de) * 1967-04-26 1974-02-28 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren zur Steuerung der Belichtung eines Kopiermaterials

Also Published As

Publication number Publication date
US3839036A (en) 1974-10-01
BE727089A (fr) 1969-07-22
DE1622255B2 (de) 1981-01-08
GB1262304A (en) 1972-02-02
DE1622255C3 (de) 1981-11-05
DE1622255A1 (de) 1970-12-23

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Legal Events

Date Code Title Description
ST Notification of lapse