FR515193A - Dye made from waste leather and process for its manufacture - Google Patents

Dye made from waste leather and process for its manufacture

Info

Publication number
FR515193A
FR515193A FR515193A FR515193DA FR515193A FR 515193 A FR515193 A FR 515193A FR 515193 A FR515193 A FR 515193A FR 515193D A FR515193D A FR 515193DA FR 515193 A FR515193 A FR 515193A
Authority
FR
France
Prior art keywords
manufacture
waste leather
dye made
dye
leather
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
FR515193A
Other languages
French (fr)
Inventor
George Gustavous Curtis
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR515193A publication Critical patent/FR515193A/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)
FR515193A 1919-07-08 1920-05-06 Dye made from waste leather and process for its manufacture Expired FR515193A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB515193X 1919-07-08

Publications (1)

Publication Number Publication Date
FR515193A true FR515193A (en) 1921-03-25

Family

ID=10460341

Family Applications (1)

Application Number Title Priority Date Filing Date
FR515193A Expired FR515193A (en) 1919-07-08 1920-05-06 Dye made from waste leather and process for its manufacture

Country Status (1)

Country Link
FR (1) FR515193A (en)

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