BE474235A - - Google Patents

Info

Publication number
BE474235A
BE474235A BE474235DA BE474235A BE 474235 A BE474235 A BE 474235A BE 474235D A BE474235D A BE 474235DA BE 474235 A BE474235 A BE 474235A
Authority
BE
Belgium
Application number
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.)
Publication of BE474235A publication Critical patent/BE474235A/xx

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
    • 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
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/09—Noble metals or mercury; Salts or compounds thereof; Sulfur, selenium or tellurium, or compounds thereof, e.g. for chemical sensitising

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (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)
BE474235D 1939-11-17 BE474235A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US254261XA 1939-11-17 1939-11-17

Publications (1)

Publication Number Publication Date
BE474235A true BE474235A (enrdf_load_html_response)

Family

ID=21825979

Family Applications (1)

Application Number Title Priority Date Filing Date
BE474235D BE474235A (enrdf_load_html_response) 1939-11-17

Country Status (4)

Country Link
BE (1) BE474235A (enrdf_load_html_response)
CH (1) CH254261A (enrdf_load_html_response)
FR (1) FR956651A (enrdf_load_html_response)
GB (1) GB636140A (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1513140A (en) * 1974-09-30 1978-06-07 Agfa Gevaert Direct-positive silver halide emulsions
US5641621A (en) * 1996-01-11 1997-06-24 Eastman Kodak Company Process for preparation of silver halide emulsion employing a double heat-cycle during finishing

Also Published As

Publication number Publication date
GB636140A (en) 1950-04-26
CH254261A (fr) 1948-04-30
FR956651A (enrdf_load_html_response) 1950-02-02

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