FR1218676A - Process for extracting acid constituents from tars and oils - Google Patents

Process for extracting acid constituents from tars and oils

Info

Publication number
FR1218676A
FR1218676A FR782972A FR782972A FR1218676A FR 1218676 A FR1218676 A FR 1218676A FR 782972 A FR782972 A FR 782972A FR 782972 A FR782972 A FR 782972A FR 1218676 A FR1218676 A FR 1218676A
Authority
FR
France
Prior art keywords
tars
oils
acid constituents
extracting acid
extracting
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
FR782972A
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.)
Carl Still GmbH and Co KG
Original Assignee
Carl Still GmbH and Co KG
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 Carl Still GmbH and Co KG filed Critical Carl Still GmbH and Co KG
Application granted granted Critical
Publication of FR1218676A publication Critical patent/FR1218676A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
    • C10C1/00—Working-up tar
    • C10C1/18—Working-up tar by extraction with selective solvents
    • 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
    • C07C37/007—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 the tar industry
    • 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)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Extraction Or Liquid Replacement (AREA)
FR782972A 1958-07-25 1958-12-30 Process for extracting acid constituents from tars and oils Expired FR1218676A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1218676X 1958-07-25

Publications (1)

Publication Number Publication Date
FR1218676A true FR1218676A (en) 1960-05-12

Family

ID=7733781

Family Applications (1)

Application Number Title Priority Date Filing Date
FR782972A Expired FR1218676A (en) 1958-07-25 1958-12-30 Process for extracting acid constituents from tars and oils

Country Status (2)

Country Link
FR (1) FR1218676A (en)
GB (1) GB908079A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111547913A (en) * 2019-12-16 2020-08-18 昆山美淼环保科技有限公司 Method for recovering phenol from phenol-containing wastewater

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57153787A (en) * 1981-03-19 1982-09-22 Koei Chem Co Ltd Purification of phenol-contng. water solution
US4465586A (en) * 1982-06-14 1984-08-14 Exxon Research & Engineering Co. Formation of optically anisotropic pitches
CN102585870B (en) * 2012-02-15 2013-10-30 中国矿业大学 Method for quickly separating chain hydrocarbon and phenols from medium and low temperature tar
CN104324519A (en) * 2014-11-04 2015-02-04 中国科学院过程工程研究所 Method for directly separating phenols from coal pyrolytic oil

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111547913A (en) * 2019-12-16 2020-08-18 昆山美淼环保科技有限公司 Method for recovering phenol from phenol-containing wastewater

Also Published As

Publication number Publication date
GB908079A (en) 1962-10-17

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