FR35793E - Photographic developers - Google Patents

Photographic developers

Info

Publication number
FR35793E
FR35793E FR35793DA FR35793E FR 35793 E FR35793 E FR 35793E FR 35793D A FR35793D A FR 35793DA FR 35793 E FR35793 E FR 35793E
Authority
FR
France
Prior art keywords
photographic developers
developers
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)
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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
Priority claimed from DEI29537D external-priority patent/DE454839C/en
Priority claimed from DEI31254D external-priority patent/DE486772C/en
Priority claimed from DEI31951D external-priority patent/DE465902C/en
Priority claimed from DEI32645D external-priority patent/DE487788C/en
Application filed by IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR35793E publication Critical patent/FR35793E/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
    • G03C5/30—Developers
    • G03C5/3021—Developers with oxydisable hydroxyl or amine groups linked to an aromatic ring

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
FR35793D 1926-11-19 1928-08-10 Photographic developers Expired FR35793E (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DEI29537D DE454839C (en) 1926-11-19 1926-11-19 Photographic developer
DEI31254D DE486772C (en) 1926-11-19 1927-05-23 Process for the preparation of the N-oxyaethyl derivatives of 4-amino-1-oxybenzene
DEI31951D DE465902C (en) 1926-11-19 1927-08-18 Photographic developer
DEI32645D DE487788C (en) 1926-11-19 1927-11-12 Process for the preparation of the N-oxyaethyl derivatives of nuclear substitution products and homologues of 4-amino-1-oxybenzene
DEI32719D DE467818C (en) 1926-11-19 1927-11-21 Photographic developer

Publications (1)

Publication Number Publication Date
FR35793E true FR35793E (en) 1930-03-27

Family

ID=31950805

Family Applications (1)

Application Number Title Priority Date Filing Date
FR35793D Expired FR35793E (en) 1926-11-19 1928-08-10 Photographic developers

Country Status (3)

Country Link
BE (1) BE352439A (en)
DE (1) DE467818C (en)
FR (1) FR35793E (en)

Also Published As

Publication number Publication date
BE352439A (en)
DE467818C (en) 1928-11-01

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