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FR458857A - Process for manufacturing or recovering acids from tar - Google Patents

Process for manufacturing or recovering acids from tar

Info

Publication number
FR458857A
FR458857A FR458857DA FR458857A FR 458857 A FR458857 A FR 458857A FR 458857D A FR458857D A FR 458857DA FR 458857 A FR458857 A FR 458857A
Authority
FR
France
Prior art keywords
tar
manufacturing
recovering acids
recovering
acids
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
Isaac Mcdougall
Sidney Mcdougall
Fred Howles
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 FR458857A publication Critical patent/FR458857A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/72—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by liquid-liquid treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR458857D 1913-06-05 1913-06-05 Process for manufacturing or recovering acids from tar Expired FR458857A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR458857T 1913-06-05

Publications (1)

Publication Number Publication Date
FR458857A true FR458857A (en) 1913-10-21

Family

ID=1498404

Family Applications (1)

Application Number Title Priority Date Filing Date
FR458857D Expired FR458857A (en) 1913-06-05 1913-06-05 Process for manufacturing or recovering acids from tar

Country Status (1)

Country Link
FR (1) FR458857A (en)

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