FR1202502A - Process for preventing air oxidation of a tanning photographic developer - Google Patents

Process for preventing air oxidation of a tanning photographic developer

Info

Publication number
FR1202502A
FR1202502A FR1202502DA FR1202502A FR 1202502 A FR1202502 A FR 1202502A FR 1202502D A FR1202502D A FR 1202502DA FR 1202502 A FR1202502 A FR 1202502A
Authority
FR
France
Prior art keywords
tanning
air oxidation
preventing air
photographic developer
photographic
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
Jozef Frans Willems
Albert Emiel Van Hoof
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.)
Gevaert Photo Producten NV
Original Assignee
Gevaert Photo Producten 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 Producten NV filed Critical Gevaert Photo Producten NV
Application granted granted Critical
Publication of FR1202502A publication Critical patent/FR1202502A/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
    • G03C5/29—Development processes or agents therefor
    • G03C5/315—Tanning development

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
FR1202502D 1957-09-05 1958-09-04 Process for preventing air oxidation of a tanning photographic developer Expired FR1202502A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL220541A NL96063C (en) 1957-09-05 1957-09-05

Publications (1)

Publication Number Publication Date
FR1202502A true FR1202502A (en) 1960-01-11

Family

ID=19750970

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1202502D Expired FR1202502A (en) 1957-09-05 1958-09-04 Process for preventing air oxidation of a tanning photographic developer

Country Status (6)

Country Link
US (1) US2967772A (en)
BE (1) BE570926A (en)
DE (1) DE1060715B (en)
FR (1) FR1202502A (en)
GB (1) GB862615A (en)
NL (1) NL96063C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE639828A (en) * 1962-11-14
WO1985004025A1 (en) * 1984-03-02 1985-09-12 Minnesota Mining And Manufacturing Company Photographic tanning developer formulation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2635102A (en) * 1945-03-12 1953-04-14 Simon L Ruskin Boron derivatives of ascorbic acid
US2816026A (en) * 1954-11-26 1957-12-10 Eastman Kodak Co Stabilizing agents for single powder photographic developers

Also Published As

Publication number Publication date
US2967772A (en) 1961-01-10
BE570926A (en) 1958-09-30
NL96063C (en) 1960-11-15
DE1060715B (en) 1959-07-02
GB862615A (en) 1961-03-15

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