CA1019190A - Process for the production of direct positive photographic images - Google Patents

Process for the production of direct positive photographic images

Info

Publication number
CA1019190A
CA1019190A CA161,168A CA161168A CA1019190A CA 1019190 A CA1019190 A CA 1019190A CA 161168 A CA161168 A CA 161168A CA 1019190 A CA1019190 A CA 1019190A
Authority
CA
Canada
Prior art keywords
production
photographic images
direct positive
positive photographic
direct
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
CA161,168A
Other languages
English (en)
Other versions
CA161168S (en
Inventor
Harold Von Rintelen
Rudolf Meyer
Erwin Ranz
Raymond L. Florens
Otto Lapp
Reinhart Matejec
Edith Weyde
Erik Moisar
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
Application granted granted Critical
Publication of CA1019190A publication Critical patent/CA1019190A/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
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/485—Direct positive emulsions
    • G03C1/48515—Direct positive emulsions prefogged

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)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
CA161,168A 1972-01-15 1973-01-12 Process for the production of direct positive photographic images Expired CA1019190A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722201849 DE2201849A1 (de) 1972-01-15 1972-01-15 Verfahren zur herstellung direktpositiver photographischer bilder

Publications (1)

Publication Number Publication Date
CA1019190A true CA1019190A (en) 1977-10-18

Family

ID=5833084

Family Applications (1)

Application Number Title Priority Date Filing Date
CA161,168A Expired CA1019190A (en) 1972-01-15 1973-01-12 Process for the production of direct positive photographic images

Country Status (8)

Country Link
JP (1) JPS4880040A (enEXAMPLES)
BE (1) BE793804A (enEXAMPLES)
CA (1) CA1019190A (enEXAMPLES)
CH (1) CH578748A5 (enEXAMPLES)
DE (1) DE2201849A1 (enEXAMPLES)
FR (1) FR2168367B1 (enEXAMPLES)
GB (1) GB1412833A (enEXAMPLES)
IT (1) IT976820B (enEXAMPLES)

Also Published As

Publication number Publication date
DE2201849A1 (de) 1973-08-30
CH578748A5 (enEXAMPLES) 1976-08-13
FR2168367A1 (enEXAMPLES) 1973-08-31
IT976820B (it) 1974-09-10
BE793804A (fr) 1973-07-10
JPS4880040A (enEXAMPLES) 1973-10-26
GB1412833A (en) 1975-11-05
FR2168367B1 (enEXAMPLES) 1976-11-05

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