FR752847A - Improvements to photographic emulsions - Google Patents

Improvements to photographic emulsions

Info

Publication number
FR752847A
FR752847A FR752847DA FR752847A FR 752847 A FR752847 A FR 752847A FR 752847D A FR752847D A FR 752847DA FR 752847 A FR752847 A FR 752847A
Authority
FR
France
Prior art keywords
photographic emulsions
photographic
emulsions
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
Other languages
French (fr)
Inventor
Bruno Claus
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 filed Critical
Application granted granted Critical
Publication of FR752847A publication Critical patent/FR752847A/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
    • G03C1/015—Apparatus or processes for the preparation of emulsions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/41—Emulsifying
    • B01F23/411—Emulsifying using electrical or magnetic fields, heat or vibrations
    • B01F23/4111—Emulsifying using electrical or magnetic fields, heat or vibrations using vibrations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
    • B01F31/80—Mixing by means of high-frequency vibrations above one kHz, e.g. ultrasonic vibrations
    • B01F31/86—Mixing by means of high-frequency vibrations above one kHz, e.g. ultrasonic vibrations with vibration of the receptacle or part of it
    • 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
    • G03C2200/00—Details
    • G03C2200/09—Apparatus

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
FR752847D 1932-03-22 1933-03-21 Improvements to photographic emulsions Expired FR752847A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE752847T 1932-03-22
GB34113/34A GB452857A (en) 1932-03-22 1934-11-27 Improvements in and relating to processes for the production of photographic emulsions, and the emulsions obtained thereby

Publications (1)

Publication Number Publication Date
FR752847A true FR752847A (en) 1933-09-29

Family

ID=10361524

Family Applications (1)

Application Number Title Priority Date Filing Date
FR752847D Expired FR752847A (en) 1932-03-22 1933-03-21 Improvements to photographic emulsions

Country Status (3)

Country Link
BE (1) BE395209A (en)
FR (1) FR752847A (en)
GB (1) GB452857A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE889260C (en) * 1935-03-22 1953-09-10 C Schleussner Fotowerke G M B Process for making photosensitive emulsions

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2463794A (en) * 1944-08-30 1949-03-08 Du Pont Preparation of colloid color former silver halide dispersions
US2976149A (en) * 1956-10-30 1961-03-21 Repro Design & Equipment Compa Direct positive photographic emulsion

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE889260C (en) * 1935-03-22 1953-09-10 C Schleussner Fotowerke G M B Process for making photosensitive emulsions

Also Published As

Publication number Publication date
GB452857A (en) 1935-05-29
BE395209A (en) 1933-04-29

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