FR42925E - Process for the preparation and fixing of photographic layers obtained with diazosulfonates - Google Patents

Process for the preparation and fixing of photographic layers obtained with diazosulfonates

Info

Publication number
FR42925E
FR42925E FR42925DA FR42925E FR 42925 E FR42925 E FR 42925E FR 42925D A FR42925D A FR 42925DA FR 42925 E FR42925 E FR 42925E
Authority
FR
France
Prior art keywords
diazosulfonates
fixing
preparation
layers obtained
photographic layers
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)
Inventor
Philippe Frangialli
Robert Lantz
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 filed Critical
Application granted granted Critical
Publication of FR42925E publication Critical patent/FR42925E/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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/18—Diazo-type processes, e.g. thermal development, or agents therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR42925D 1932-09-05 1932-09-05 Process for the preparation and fixing of photographic layers obtained with diazosulfonates Expired FR42925E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR42925T 1932-09-05

Publications (1)

Publication Number Publication Date
FR42925E true FR42925E (en) 1934-01-06

Family

ID=8678947

Family Applications (1)

Application Number Title Priority Date Filing Date
FR42925D Expired FR42925E (en) 1932-09-05 1932-09-05 Process for the preparation and fixing of photographic layers obtained with diazosulfonates

Country Status (1)

Country Link
FR (1) FR42925E (en)

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