FR974802A - Dyes and pigments and their manufacture - Google Patents

Dyes and pigments and their manufacture

Info

Publication number
FR974802A
FR974802A FR974802DA FR974802A FR 974802 A FR974802 A FR 974802A FR 974802D A FR974802D A FR 974802DA FR 974802 A FR974802 A FR 974802A
Authority
FR
France
Prior art keywords
pigments
dyes
manufacture
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.)
Ilford Imaging UK Ltd
Original Assignee
Ilford Ltd
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 Ilford Ltd filed Critical Ilford Ltd
Application granted granted Critical
Publication of FR974802A publication Critical patent/FR974802A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D519/00—Heterocyclic compounds containing more than one system of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring system not provided for in groups C07D453/00 or C07D455/00

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR974802D 1947-11-10 1948-11-10 Dyes and pigments and their manufacture Expired FR974802A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB974802X 1947-11-10

Publications (1)

Publication Number Publication Date
FR974802A true FR974802A (en) 1951-02-26

Family

ID=10824480

Family Applications (1)

Application Number Title Priority Date Filing Date
FR974802D Expired FR974802A (en) 1947-11-10 1948-11-10 Dyes and pigments and their manufacture

Country Status (1)

Country Link
FR (1) FR974802A (en)

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