CH523520A - Verfahren zur Lith-Entwicklung - Google Patents

Verfahren zur Lith-Entwicklung

Info

Publication number
CH523520A
CH523520A CH25967A CH25967A CH523520A CH 523520 A CH523520 A CH 523520A CH 25967 A CH25967 A CH 25967A CH 25967 A CH25967 A CH 25967A CH 523520 A CH523520 A CH 523520A
Authority
CH
Switzerland
Prior art keywords
bisulfite
hydroquinone
ketone
aldehyde
development
Prior art date
Application number
CH25967A
Other languages
German (de)
English (en)
Inventor
Karl Dr Frank
Herbert Dr Mueller
Original Assignee
Agfa Gevaert 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
Application filed by Agfa Gevaert Ag filed Critical Agfa Gevaert Ag
Publication of CH523520A publication Critical patent/CH523520A/de

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
    • G03C5/262—Processes using silver-salt-containing photosensitive materials or agents therefor using materials covered by groups G03C1/42 and G03C1/43
    • 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
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/42—Developers or their precursors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
CH25967A 1966-01-20 1967-01-09 Verfahren zur Lith-Entwicklung CH523520A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA0051368 1966-01-20

Publications (1)

Publication Number Publication Date
CH523520A true CH523520A (de) 1972-05-31

Family

ID=6937918

Family Applications (1)

Application Number Title Priority Date Filing Date
CH25967A CH523520A (de) 1966-01-20 1967-01-09 Verfahren zur Lith-Entwicklung

Country Status (6)

Country Link
BE (1) BE692913A (fr)
CH (1) CH523520A (fr)
DE (1) DE1522350A1 (fr)
FR (1) FR1508717A (fr)
GB (1) GB1137801A (fr)
NL (1) NL6700866A (fr)

Also Published As

Publication number Publication date
FR1508717A (fr) 1968-01-05
GB1137801A (en) 1968-12-27
DE1522350A1 (de) 1969-07-17
NL6700866A (fr) 1967-03-28
BE692913A (fr) 1967-07-20

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Legal Events

Date Code Title Description
PL Patent ceased