FR671984A - Process for the development of diazo types - Google Patents

Process for the development of diazo types

Info

Publication number
FR671984A
FR671984A FR671984DA FR671984A FR 671984 A FR671984 A FR 671984A FR 671984D A FR671984D A FR 671984DA FR 671984 A FR671984 A FR 671984A
Authority
FR
France
Prior art keywords
development
diazo
types
diazo types
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)
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.)
Kalle GmbH and Co KG
Original Assignee
Kalle GmbH and Co KG
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 Kalle GmbH and Co KG filed Critical Kalle GmbH and Co KG
Application granted granted Critical
Publication of FR671984A publication Critical patent/FR671984A/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
    • G03C5/18—Diazo-type processes, e.g. thermal development, or agents therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
FR671984D 1928-03-24 1929-03-23 Process for the development of diazo types Expired FR671984A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE308653X 1928-03-24

Publications (1)

Publication Number Publication Date
FR671984A true FR671984A (en) 1929-12-20

Family

ID=6121766

Family Applications (1)

Application Number Title Priority Date Filing Date
FR671984D Expired FR671984A (en) 1928-03-24 1929-03-23 Process for the development of diazo types

Country Status (3)

Country Link
US (1) US1837679A (en)
FR (1) FR671984A (en)
GB (1) GB308653A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2657141A (en) * 1947-07-14 1953-10-27 Grinten Chem L V D Diazotype developer composition containing a potassium borate and process of using same
BE483932A (en) * 1947-07-14
US2759818A (en) * 1951-11-30 1956-08-21 American Optical Corp Photographic color process
DE1014963C2 (en) * 1955-02-11 1958-02-20 Hoechst Ag Process for the production of insoluble azo dyes on native or regenerated protein fibers
GB1170495A (en) * 1967-03-31 1969-11-12 Agfa Gevaert Nv Radiation-Sensitive Recording Material

Also Published As

Publication number Publication date
GB308653A (en) 1930-03-13
US1837679A (en) 1931-12-22

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