FR49446E - Process for preparing dyes - Google Patents

Process for preparing dyes

Info

Publication number
FR49446E
FR49446E FR49446DA FR49446E FR 49446 E FR49446 E FR 49446E FR 49446D A FR49446D A FR 49446DA FR 49446 E FR49446 E FR 49446E
Authority
FR
France
Prior art keywords
preparing dyes
dyes
preparing
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.)
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
Application granted granted Critical
Publication of FR49446E publication Critical patent/FR49446E/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B69/00—Dyes not provided for by a single group of this subclass

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR49446D 1938-05-14 1938-05-14 Process for preparing dyes Expired FR49446E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR49446T 1938-05-14

Publications (1)

Publication Number Publication Date
FR49446E true FR49446E (en) 1939-03-24

Family

ID=8684621

Family Applications (1)

Application Number Title Priority Date Filing Date
FR49446D Expired FR49446E (en) 1938-05-14 1938-05-14 Process for preparing dyes

Country Status (1)

Country Link
FR (1) FR49446E (en)

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