FR844679A - Process for recovering phenols from their aqueous solutions - Google Patents

Process for recovering phenols from their aqueous solutions

Info

Publication number
FR844679A
FR844679A FR844679DA FR844679A FR 844679 A FR844679 A FR 844679A FR 844679D A FR844679D A FR 844679DA FR 844679 A FR844679 A FR 844679A
Authority
FR
France
Prior art keywords
aqueous solutions
recovering phenols
phenols
recovering
aqueous
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)
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR844679A publication Critical patent/FR844679A/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
    • C07C37/005—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by obtaining phenols from products, waste products or side-products of processes, not directed to the production of phenols, by conversion or working-up
    • C07C37/009—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by obtaining phenols from products, waste products or side-products of processes, not directed to the production of phenols, by conversion or working-up from waste water
    • 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)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Treating Waste Gases (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR844679D 1937-10-15 1938-10-13 Process for recovering phenols from their aqueous solutions Expired FR844679A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI59286D DE705275C (en) 1937-10-15 1937-10-15 Process for the production of phenols from gases and liquids

Publications (1)

Publication Number Publication Date
FR844679A true FR844679A (en) 1939-07-31

Family

ID=7194975

Family Applications (1)

Application Number Title Priority Date Filing Date
FR844679D Expired FR844679A (en) 1937-10-15 1938-10-13 Process for recovering phenols from their aqueous solutions

Country Status (3)

Country Link
DE (1) DE705275C (en)
FR (1) FR844679A (en)
GB (1) GB520198A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE744823C (en) * 1940-04-24 1944-01-26 Metallgesellschaft Ag Process for the production of phenols from phenol-containing oils, tars or the like.
DE763626C (en) * 1942-01-29 1953-03-30 Metallgesellschaft Ag Process for the production of phenols from phenol-containing waters

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE744823C (en) * 1940-04-24 1944-01-26 Metallgesellschaft Ag Process for the production of phenols from phenol-containing oils, tars or the like.
DE763626C (en) * 1942-01-29 1953-03-30 Metallgesellschaft Ag Process for the production of phenols from phenol-containing waters

Also Published As

Publication number Publication date
DE705275C (en) 1941-04-23
GB520198A (en) 1940-04-17

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