DE290720C - - Google Patents

Info

Publication number
DE290720C
DE290720C DENDAT290720D DE290720DA DE290720C DE 290720 C DE290720 C DE 290720C DE NDAT290720 D DENDAT290720 D DE NDAT290720D DE 290720D A DE290720D A DE 290720DA DE 290720 C DE290720 C DE 290720C
Authority
DE
Germany
Prior art keywords
tellurium
photographic silver
dissolution
content
clay
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.)
Active
Application number
DENDAT290720D
Other languages
German (de)
English (en)
Publication of DE290720C publication Critical patent/DE290720C/de
Active legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/40Chemically transforming developed images
    • G03C5/46Toning

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
DENDAT290720D Active DE290720C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE290720T

Publications (1)

Publication Number Publication Date
DE290720C true DE290720C (en:Method)

Family

ID=6063801

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT290720D Active DE290720C (en:Method)

Country Status (1)

Country Link
DE (1) DE290720C (en:Method)

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