GB488374A - Improvements in photographic developers - Google Patents

Improvements in photographic developers

Info

Publication number
GB488374A
GB488374A GB802/37A GB80237A GB488374A GB 488374 A GB488374 A GB 488374A GB 802/37 A GB802/37 A GB 802/37A GB 80237 A GB80237 A GB 80237A GB 488374 A GB488374 A GB 488374A
Authority
GB
United Kingdom
Prior art keywords
developing compositions
carbon atoms
hydroxyl groups
referred
photographic
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
GB802/37A
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Publication of GB488374A publication Critical patent/GB488374A/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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/29—Development processes or agents therefor
    • G03C5/305—Additives other than developers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
GB802/37A 1936-12-14 1937-01-11 Improvements in photographic developers Expired GB488374A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI0056606 1936-12-14

Publications (1)

Publication Number Publication Date
GB488374A true GB488374A (en) 1938-07-06

Family

ID=7194393

Family Applications (1)

Application Number Title Priority Date Filing Date
GB802/37A Expired GB488374A (en) 1936-12-14 1937-01-11 Improvements in photographic developers

Country Status (5)

Country Link
US (1) US2181941A (US06590051-20030708-C00023.png)
BE (1) BE425071A (US06590051-20030708-C00023.png)
CH (1) CH201308A (US06590051-20030708-C00023.png)
FR (1) FR830642A (US06590051-20030708-C00023.png)
GB (1) GB488374A (US06590051-20030708-C00023.png)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE490074A (US06590051-20030708-C00023.png) * 1948-07-09
ES2102549T3 (es) * 1992-05-11 1997-08-01 Albright & Wilson Uk Ltd Procedimiento para la preparacion de hidratos de carbono utilizados como agentes tensioactivos y sus precursores.

Also Published As

Publication number Publication date
FR830642A (fr) 1938-08-04
CH201308A (de) 1938-11-30
US2181941A (en) 1939-12-05
BE425071A (US06590051-20030708-C00023.png)

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