FR1249594A - Improved photographic equipment and process for obtaining it - Google Patents

Improved photographic equipment and process for obtaining it

Info

Publication number
FR1249594A
FR1249594A FR819101A FR1249594A FR1249594A FR 1249594 A FR1249594 A FR 1249594A FR 819101 A FR819101 A FR 819101A FR 1249594 A FR1249594 A FR 1249594A FR 1249594 A FR1249594 A FR 1249594A
Authority
FR
France
Prior art keywords
obtaining
photographic equipment
improved photographic
improved
equipment
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
FR819101A
Other languages
French (fr)
Inventor
Jozef Frans Willems
Albert Emiel Van Hoof
Paul Desire Van Pee
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.)
Gevaert Photo Producten NV
Original Assignee
Gevaert Photo Producten NV
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 Gevaert Photo Producten NV filed Critical Gevaert Photo Producten NV
Application granted granted Critical
Publication of FR1249594A publication Critical patent/FR1249594A/en
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
    • G03C1/33—Spot-preventing agents

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
FR819101A 1959-02-20 1960-01-20 Improved photographic equipment and process for obtaining it Expired FR1249594A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE2038702 1959-02-20

Publications (1)

Publication Number Publication Date
FR1249594A true FR1249594A (en) 1961-03-20

Family

ID=3864703

Family Applications (1)

Application Number Title Priority Date Filing Date
FR819101A Expired FR1249594A (en) 1959-02-20 1960-01-20 Improved photographic equipment and process for obtaining it

Country Status (5)

Country Link
BE (1) BE575907A (en)
DE (1) DE1137624B (en)
FR (1) FR1249594A (en)
GB (1) GB948442A (en)
NL (1) NL248601A (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE486964C (en) * 1927-08-14 1929-11-28 Johannes Heegaard Thiis Poulse Process for avoiding so-called white spots on photographic developing paper

Also Published As

Publication number Publication date
GB948442A (en) 1964-02-05
DE1137624B (en) 1962-10-04
BE575907A (en)
NL248601A (en)

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