CA1118706A - Procede de purification de benzene et de toluene par distillation azetropique extractive - Google Patents

Procede de purification de benzene et de toluene par distillation azetropique extractive

Info

Publication number
CA1118706A
CA1118706A CA000298511A CA298511A CA1118706A CA 1118706 A CA1118706 A CA 1118706A CA 000298511 A CA000298511 A CA 000298511A CA 298511 A CA298511 A CA 298511A CA 1118706 A CA1118706 A CA 1118706A
Authority
CA
Canada
Prior art keywords
water
solvent
column
distillation
liquid
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
CA000298511A
Other languages
English (en)
French (fr)
Inventor
Paul Mikitenko
Lionel Asselineau
Original Assignee
IFP Energies Nouvelles IFPEN
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
Priority claimed from FR7707242A external-priority patent/FR2383148A2/fr
Priority claimed from FR7720242A external-priority patent/FR2395974A1/fr
Application filed by IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Application granted granted Critical
Publication of CA1118706A publication Critical patent/CA1118706A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/04—Purification; Separation; Use of additives by distillation
    • C07C7/05—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
    • C07C7/08—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds by extractive distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA000298511A 1977-03-08 1978-03-08 Procede de purification de benzene et de toluene par distillation azetropique extractive Expired CA1118706A (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FR77/07.242 1977-03-08
FR7707242A FR2383148A2 (fr) 1977-03-08 1977-03-08 Procede de purification de benzene et de toluene par distillation azeotropique-extractive
FR77/20.242 1977-06-28
FR7720242A FR2395974A1 (fr) 1977-06-28 1977-06-28 Procede de separation d'hydrocarbures aromatiques par distillation extractive

Publications (1)

Publication Number Publication Date
CA1118706A true CA1118706A (fr) 1982-02-23

Family

ID=26219898

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000298511A Expired CA1118706A (fr) 1977-03-08 1978-03-08 Procede de purification de benzene et de toluene par distillation azetropique extractive

Country Status (7)

Country Link
JP (1) JPS53112820A (enExample)
CA (1) CA1118706A (enExample)
DD (1) DD133937A1 (enExample)
DE (1) DE2809985A1 (enExample)
GB (1) GB1556003A (enExample)
IT (1) IT1094190B (enExample)
NL (1) NL7802444A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2289475B (en) * 1994-05-20 1998-05-27 Exxon Research Engineering Co Separation of aromatics from mixtures of hydrocarbons
DE10238370A1 (de) * 2002-08-22 2004-03-04 Oxeno Olefinchemie Gmbh Verfahren zur Herstellung von Isobuten aus technischen Methyl-tert.-butylether
RU2291849C1 (ru) * 2005-11-03 2007-01-20 Открытое акционерное общество "Нижнекамскнефтехим" Способ выделения бензола

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2022809A (en) * 1931-08-18 1935-12-03 Method fob fractionation control
US2684326A (en) * 1949-05-11 1954-07-20 Universal Oil Prod Co Fractionation control
US2742411A (en) * 1951-09-13 1956-04-17 Exxon Research Engineering Co Recovery of furfural in extractive distillation purification of cyclic hydrocarbons
FR2176488B1 (enExample) * 1972-03-20 1975-03-21 Inst Francais Du Petrole

Also Published As

Publication number Publication date
JPS627174B2 (enExample) 1987-02-16
IT7820931A0 (it) 1978-03-07
JPS53112820A (en) 1978-10-02
IT1094190B (it) 1985-07-26
NL7802444A (nl) 1978-09-12
GB1556003A (en) 1979-11-14
DE2809985A1 (de) 1978-09-14
DD133937A1 (de) 1979-01-31

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Legal Events

Date Code Title Description
MKEX Expiry