GB227130A - Improved process for the manufacture of photographic films - Google Patents

Improved process for the manufacture of photographic films

Info

Publication number
GB227130A
GB227130A GB313/25A GB31325A GB227130A GB 227130 A GB227130 A GB 227130A GB 313/25 A GB313/25 A GB 313/25A GB 31325 A GB31325 A GB 31325A GB 227130 A GB227130 A GB 227130A
Authority
GB
United Kingdom
Prior art keywords
manufacture
film
improved process
photographic films
printed
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
GB313/25A
Other languages
English (en)
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.)
WESTLAND FILM GES MIT BESCHRAE
Original Assignee
WESTLAND FILM GES MIT BESCHRAE
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 WESTLAND FILM GES MIT BESCHRAE filed Critical WESTLAND FILM GES MIT BESCHRAE
Publication of GB227130A publication Critical patent/GB227130A/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
    • G03C1/66—Compositions containing chromates as photosensitive substances
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/135—Cine film
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/141—Direct positive material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
GB313/25A 1924-01-05 1925-01-05 Improved process for the manufacture of photographic films Expired GB227130A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEW65197D DE427082C (de) 1924-01-05 1924-01-05 Verfahren zum Sensibilisieren von Kinofilmen fuer Positivkopien mit Chromatloesungen
US1989A US1564161A (en) 1924-01-05 1925-01-12 Method of procedure for sensitizing kinofilms for positive copies by means of solutions of bichromate

Publications (1)

Publication Number Publication Date
GB227130A true GB227130A (en) 1925-08-13

Family

ID=27789677

Family Applications (1)

Application Number Title Priority Date Filing Date
GB313/25A Expired GB227130A (en) 1924-01-05 1925-01-05 Improved process for the manufacture of photographic films

Country Status (5)

Country Link
US (1) US1564161A (de)
AT (1) AT104145B (de)
DE (1) DE427082C (de)
FR (1) FR591243A (de)
GB (1) GB227130A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE838688C (de) * 1949-10-24 1952-05-12 Kalle & Co Ag Lichtempfindliche Silberhalogenid-Kolloidschichten fuer gerbende Entwicklung

Also Published As

Publication number Publication date
FR591243A (fr) 1925-06-30
US1564161A (en) 1925-12-01
AT104145B (de) 1926-09-10
DE427082C (de) 1926-03-23

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