CH360901A - Method for obtaining several positive copies from the same negative by diffusion - Google Patents

Method for obtaining several positive copies from the same negative by diffusion

Info

Publication number
CH360901A
CH360901A CH360901DA CH360901A CH 360901 A CH360901 A CH 360901A CH 360901D A CH360901D A CH 360901DA CH 360901 A CH360901 A CH 360901A
Authority
CH
Switzerland
Prior art keywords
diffusion
same negative
several positive
obtaining several
positive copies
Prior art date
Application number
Other languages
French (fr)
Inventor
Marie Cassiers Paul
Original Assignee
Gevaert Photo Prod 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 Gevaert Photo Prod Nv filed Critical Gevaert Photo Prod Nv
Publication of CH360901A publication Critical patent/CH360901A/en

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
    • G03C8/00—Diffusion transfer processes or agents therefor; Photosensitive materials for such processes
    • G03C8/02—Photosensitive materials characterised by the image-forming section
    • G03C8/04—Photosensitive materials characterised by the image-forming section the substances transferred by diffusion consisting of inorganic or organo-metallic compounds derived from photosensitive noble metals
    • G03C8/06—Silver salt diffusion transfer
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03D—APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS; ACCESSORIES THEREFOR
    • G03D9/00—Diffusion development apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
CH360901D 1956-02-17 1957-02-16 Method for obtaining several positive copies from the same negative by diffusion CH360901A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE360901X 1956-02-17

Publications (1)

Publication Number Publication Date
CH360901A true CH360901A (en) 1962-03-15

Family

ID=3868417

Family Applications (1)

Application Number Title Priority Date Filing Date
CH360901D CH360901A (en) 1956-02-17 1957-02-16 Method for obtaining several positive copies from the same negative by diffusion

Country Status (5)

Country Link
BE (1) BE545312A (en)
CH (1) CH360901A (en)
FR (1) FR1166232A (en)
GB (1) GB852340A (en)
NL (1) NL214518A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE595323A (en) * 1959-09-24

Also Published As

Publication number Publication date
FR1166232A (en) 1958-11-04
BE545312A (en)
GB852340A (en) 1960-10-26
NL214518A (en)

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