BE641444A - - Google Patents

Info

Publication number
BE641444A
BE641444A BE641444A BE641444A BE641444A BE 641444 A BE641444 A BE 641444A BE 641444 A BE641444 A BE 641444A BE 641444 A BE641444 A BE 641444A BE 641444 A BE641444 A BE 641444A
Authority
BE
Belgium
Application number
BE641444A
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 US245377A external-priority patent/US3185570A/en
Application filed filed Critical
Publication of BE641444A publication Critical patent/BE641444A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04—Ortho-condensed systems
    • 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
    • G03C1/34—Fog-inhibitors; Stabilisers; Agents inhibiting latent image regression

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Plural Heterocyclic Compounds (AREA)
BE641444A 1962-12-18 1963-12-18 BE641444A (xx)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US245377A US3185570A (en) 1962-12-18 1962-12-18 Stabilized light-sensitive emulsions
US245376A US3161515A (en) 1962-12-18 1962-12-18 Stabilized light-sensitive silver halide emulsions

Publications (1)

Publication Number Publication Date
BE641444A true BE641444A (xx) 1964-04-16

Family

ID=26937189

Family Applications (1)

Application Number Title Priority Date Filing Date
BE641444A BE641444A (xx) 1962-12-18 1963-12-18

Country Status (5)

Country Link
US (1) US3161515A (xx)
BE (1) BE641444A (xx)
DE (1) DE1294188B (xx)
FR (1) FR1378456A (xx)
GB (1) GB1009366A (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE788687A (nl) * 1971-09-17 1973-03-12 Agfa Gevaert Nv Ontwikkeling van zilverhalogenide-materiaal bij verhoogde temperatuur
US4292391A (en) * 1980-02-06 1981-09-29 E. I. Du Pont De Nemours And Company Silver halide development accelerators
DE69328816D1 (de) * 1992-12-09 2000-07-13 Konishiroku Photo Ind Verfahren zur Entwicklung eines photographischen, lichtempfindlichen Schwarz-weiss-silberhalogenidmaterials
DE69423413T2 (de) * 1993-10-14 2000-07-27 Konishiroku Photo Ind Verfahren zum Auffrischen eines Entwicklers

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2173628A (en) * 1936-11-07 1939-09-19 Ilford Ltd Stabilization of photographic sensitive materials
GB508073A (en) * 1937-12-22 1939-06-22 John David Kendall Improvements in or relating to the stabilisation of photographic emulsions
GB561875A (en) * 1942-12-03 1944-06-08 John David Kendall Improvements in or relating to photographic materials
DE957183C (de) * 1953-07-01 1957-01-31 Eastman Kodak Co Stabilisiertes photographisches Material
US3040047A (en) * 1960-04-04 1962-06-19 Takeda Pharmaceutical 2-(pyrazol-1-yl)-pyrimidine derivatives

Also Published As

Publication number Publication date
GB1009366A (en) 1965-11-10
DE1294188B (de) 1969-04-30
US3161515A (en) 1964-12-15
FR1378456A (fr) 1964-11-13

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