FR498803A - Préparation de matières colorantes à partir de la tourbe - Google Patents

Préparation de matières colorantes à partir de la tourbe

Info

Publication number
FR498803A
FR498803A FR498803DA FR498803A FR 498803 A FR498803 A FR 498803A FR 498803D A FR498803D A FR 498803DA FR 498803 A FR498803 A FR 498803A
Authority
FR
France
Prior art keywords
peat
preparation
coloring matter
coloring
matter
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
English (en)
Inventor
Alice Marion Hart
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 FR498803A publication Critical patent/FR498803A/fr
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08HDERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
    • C08H99/00Subject matter not provided for in other groups of this subclass, e.g. flours, kernels

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
FR498803D 1917-08-13 1918-08-12 Préparation de matières colorantes à partir de la tourbe Expired FR498803A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB498803X 1917-08-13

Publications (1)

Publication Number Publication Date
FR498803A true FR498803A (fr) 1920-01-23

Family

ID=1533959

Family Applications (1)

Application Number Title Priority Date Filing Date
FR498803D Expired FR498803A (fr) 1917-08-13 1918-08-12 Préparation de matières colorantes à partir de la tourbe

Country Status (1)

Country Link
FR (1) FR498803A (fr)

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