GB668483A - Apparatus for developing photographic materials by means of a gas - Google Patents

Apparatus for developing photographic materials by means of a gas

Info

Publication number
GB668483A
GB668483A GB156/50A GB15650A GB668483A GB 668483 A GB668483 A GB 668483A GB 156/50 A GB156/50 A GB 156/50A GB 15650 A GB15650 A GB 15650A GB 668483 A GB668483 A GB 668483A
Authority
GB
United Kingdom
Prior art keywords
chamber
developing
gas
roller
perforated
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
GB156/50A
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.)
Cellophane SA France
Original Assignee
Cellophane SA France
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 Cellophane SA France filed Critical Cellophane SA France
Publication of GB668483A publication Critical patent/GB668483A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/02—Exposure apparatus for contact printing
    • G03B27/14—Details
    • G03B27/30—Details adapted to be combined with processing apparatus
    • G03B27/303—Gas processing
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03D—APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS; ACCESSORIES THEREFOR
    • G03D7/00—Gas processing apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
GB156/50A 1949-02-01 1950-01-03 Apparatus for developing photographic materials by means of a gas Expired GB668483A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR984011T 1949-02-01

Publications (1)

Publication Number Publication Date
GB668483A true GB668483A (en) 1952-03-19

Family

ID=9536424

Family Applications (1)

Application Number Title Priority Date Filing Date
GB156/50A Expired GB668483A (en) 1949-02-01 1950-01-03 Apparatus for developing photographic materials by means of a gas

Country Status (4)

Country Link
US (1) USB253666I5 (https=)
FR (1) FR984011A (https=)
GB (1) GB668483A (https=)
NL (1) NL72197C (https=)

Also Published As

Publication number Publication date
FR984011A (fr) 1951-07-02
USB253666I5 (https=)
NL72197C (https=)

Similar Documents

Publication Publication Date Title
US2373040A (en) Combined printing and developing machine
GB1448420A (en) Apparatus for fixing electrophotographic images
GB1131795A (en) Control circuit for copying apparatus
ES367614A1 (es) Un aparato de fijacion de calor.
GB1027596A (en) Apparatus for making photographic prints
GB1353828A (en) Elastroscopic toner fusing apparatus
GB1409699A (en) Apparatus for the drying of materials
GB1019014A (en) Photographic processing apparatus
US2630744A (en) Evaporator for gas developing machines
GB1423097A (en) Microfiche duplicator
GB668483A (en) Apparatus for developing photographic materials by means of a gas
US2906189A (en) Rotary printer with sheet separating device
GB822772A (en) Process and apparatus for developing and drying photographic printing material
US2983210A (en) Contact printing apparatus
ES412660A2 (es) Perfeccionamientos en aparatos para la colaboracion de ma- teriales textiles sinteticos.
US2467241A (en) Conveyer system for drum-type photoprinter
ES427716A1 (es) Perfeccionamientos en un aparato copiador electrofotografi-co.
GB1452676A (en) Sheet or plate processing devices
US3208367A (en) Continuous ammonia gas developing apparatus for light sensitive papers
GB1261296A (en) Copying machine
US1758611A (en) Developing apparatus
JPS5660475A (en) Preventing device for evaporation of developer in wet electrophotographic device
GB1121089A (en) Process and apparatus for drying damp sheet material
GB610252A (en) Improvements in machines for developing photosensitive sheets
GB659187A (en) Improvements in or relating to apparatus for developing photographic printing papers