CA943802A - Production of direct positive images - Google Patents

Production of direct positive images

Info

Publication number
CA943802A
CA943802A CA076,859A CA76859A CA943802A CA 943802 A CA943802 A CA 943802A CA 76859 A CA76859 A CA 76859A CA 943802 A CA943802 A CA 943802A
Authority
CA
Canada
Prior art keywords
production
direct positive
positive images
images
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
CA076,859A
Inventor
Raymond L. Florens
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 NV
Original Assignee
Agfa Gevaert NV
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 NV filed Critical Agfa Gevaert NV
Application granted granted Critical
Publication of CA943802A publication Critical patent/CA943802A/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)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
CA076,859A 1969-04-02 1970-03-09 Production of direct positive images Expired CA943802A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1716269A GB1299868A (en) 1969-04-02 1969-04-02 Production of direct positive silver images

Publications (1)

Publication Number Publication Date
CA943802A true CA943802A (en) 1974-03-19

Family

ID=10090380

Family Applications (1)

Application Number Title Priority Date Filing Date
CA076,859A Expired CA943802A (en) 1969-04-02 1970-03-09 Production of direct positive images

Country Status (6)

Country Link
BE (1) BE748058A (en)
CA (1) CA943802A (en)
CH (1) CH533851A (en)
DE (1) DE2015152C2 (en)
FR (1) FR2042173A5 (en)
GB (1) GB1299868A (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1194334A (en) * 1966-09-19 1970-06-10 Agfa Gevaert Nv Developing Direct-Positive Silver Halide Photographic Materials

Also Published As

Publication number Publication date
DE2015152A1 (en) 1970-10-15
FR2042173A5 (en) 1971-02-05
CH533851A (en) 1973-02-15
GB1299868A (en) 1972-12-13
BE748058A (en) 1970-09-28
DE2015152C2 (en) 1983-01-13

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