FR848144A - Improvements to photosensitive products treatment processes - Google Patents

Improvements to photosensitive products treatment processes

Info

Publication number
FR848144A
FR848144A FR848144DA FR848144A FR 848144 A FR848144 A FR 848144A FR 848144D A FR848144D A FR 848144DA FR 848144 A FR848144 A FR 848144A
Authority
FR
France
Prior art keywords
treatment processes
products treatment
photosensitive products
photosensitive
processes
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)
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR848144A publication Critical patent/FR848144A/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
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
FR848144D 1937-12-30 1938-12-29 Improvements to photosensitive products treatment processes Expired FR848144A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US182516A US2168971A (en) 1937-12-30 1937-12-30 Method of increasing the effective speed of a photographic element

Publications (1)

Publication Number Publication Date
FR848144A true FR848144A (en) 1939-10-24

Family

ID=22668801

Family Applications (1)

Application Number Title Priority Date Filing Date
FR848144D Expired FR848144A (en) 1937-12-30 1938-12-29 Improvements to photosensitive products treatment processes

Country Status (2)

Country Link
US (1) US2168971A (en)
FR (1) FR848144A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2449153A (en) * 1944-04-03 1948-09-14 Urbach Franz Photographic silver bromide emulsion sensitized with cysteine
GB950486A (en) * 1959-05-13 1964-02-26 Kodak Ltd Heat-treated photographic emulsions and their use
US5279928A (en) * 1992-11-30 1994-01-18 Eastman Kodak Company Method for processing a photothermographic element
GB9417319D0 (en) * 1994-08-27 1994-10-19 Kodak Ltd Improvements in or relating to photographic processing

Also Published As

Publication number Publication date
US2168971A (en) 1939-08-08

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