FR358203A - Papier photographique à virage automatique - Google Patents

Papier photographique à virage automatique

Info

Publication number
FR358203A
FR358203A FR358203A FR358203DA FR358203A FR 358203 A FR358203 A FR 358203A FR 358203 A FR358203 A FR 358203A FR 358203D A FR358203D A FR 358203DA FR 358203 A FR358203 A FR 358203A
Authority
FR
France
Prior art keywords
self
photographic paper
toning
toning photographic
paper
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
FR358203A
Other languages
English (en)
Inventor
Carl Sofus Poulsen
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.)
Individual
Original Assignee
Individual
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR358203A publication Critical patent/FR358203A/fr
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
    • 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)
FR358203A 1905-10-02 Papier photographique à virage automatique Expired FR358203A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR358203T

Publications (1)

Publication Number Publication Date
FR358203A true FR358203A (fr) 1906-02-02

Family

ID=8893650

Family Applications (1)

Application Number Title Priority Date Filing Date
FR358203A Expired FR358203A (fr) 1905-10-02 Papier photographique à virage automatique

Country Status (1)

Country Link
FR (1) FR358203A (fr)

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