FR675580A - Coloring matter and its manufacturing process - Google Patents

Coloring matter and its manufacturing process

Info

Publication number
FR675580A
FR675580A FR675580DA FR675580A FR 675580 A FR675580 A FR 675580A FR 675580D A FR675580D A FR 675580DA FR 675580 A FR675580 A FR 675580A
Authority
FR
France
Prior art keywords
manufacturing process
coloring matter
coloring
matter
manufacturing
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
Allan Percy Brown
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 filed Critical
Application granted granted Critical
Publication of FR675580A publication Critical patent/FR675580A/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
    • C09B61/00—Dyes of natural origin prepared from natural sources, e.g. vegetable sources

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR675580D 1929-05-14 1929-05-14 Coloring matter and its manufacturing process Expired FR675580A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR675580T 1929-05-14

Publications (1)

Publication Number Publication Date
FR675580A true FR675580A (en) 1930-02-12

Family

ID=9019421

Family Applications (1)

Application Number Title Priority Date Filing Date
FR675580D Expired FR675580A (en) 1929-05-14 1929-05-14 Coloring matter and its manufacturing process

Country Status (1)

Country Link
FR (1) FR675580A (en)

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