BE402030A - - Google Patents

Info

Publication number
BE402030A
BE402030A BE402030DA BE402030A BE 402030 A BE402030 A BE 402030A BE 402030D A BE402030D A BE 402030DA BE 402030 A BE402030 A BE 402030A
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 BE402030A publication Critical patent/BE402030A/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)
  • Colloid Chemistry (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
BE402030D 1933-03-22 BE402030A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2001951X 1933-03-22

Publications (1)

Publication Number Publication Date
BE402030A true BE402030A (en)

Family

ID=10895738

Family Applications (1)

Application Number Title Priority Date Filing Date
BE402030D BE402030A (en) 1933-03-22

Country Status (2)

Country Link
US (1) US2001951A (en)
BE (1) BE402030A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2733994A (en) * 1956-02-07 Method of photographic duplicating
BE474236A (en) * 1946-06-29
NL128013B (en) * 1946-10-07
CH278309A (en) * 1949-07-04 1951-10-15 Bayer Ag Process for the direct production of positive photographic images.

Also Published As

Publication number Publication date
US2001951A (en) 1935-05-21

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