FR651731A - Improvements in the production of dyes - Google Patents

Improvements in the production of dyes

Info

Publication number
FR651731A
FR651731A FR651731DA FR651731A FR 651731 A FR651731 A FR 651731A FR 651731D A FR651731D A FR 651731DA FR 651731 A FR651731 A FR 651731A
Authority
FR
France
Prior art keywords
dyes
production
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)
Inventor
Joe Kitson
Cecil Shaw
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.)
L B HOLLIDAY AND CO Ltd
Original Assignee
L B HOLLIDAY AND CO 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 L B HOLLIDAY AND CO Ltd filed Critical L B HOLLIDAY AND CO Ltd
Application granted granted Critical
Publication of FR651731A publication Critical patent/FR651731A/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
    • C09B59/00—Artificial dyes of unknown constitution

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR651731D 1927-03-30 1928-03-24 Improvements in the production of dyes Expired FR651731A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB651731X 1927-03-30

Publications (1)

Publication Number Publication Date
FR651731A true FR651731A (en) 1929-02-27

Family

ID=10490185

Family Applications (1)

Application Number Title Priority Date Filing Date
FR651731D Expired FR651731A (en) 1927-03-30 1928-03-24 Improvements in the production of dyes

Country Status (1)

Country Link
FR (1) FR651731A (en)

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