FR2371401A1 - Procede pour augmenter le rendement en composes aromatiques au cours de la distillation extractive - Google Patents

Procede pour augmenter le rendement en composes aromatiques au cours de la distillation extractive

Info

Publication number
FR2371401A1
FR2371401A1 FR7731502A FR7731502A FR2371401A1 FR 2371401 A1 FR2371401 A1 FR 2371401A1 FR 7731502 A FR7731502 A FR 7731502A FR 7731502 A FR7731502 A FR 7731502A FR 2371401 A1 FR2371401 A1 FR 2371401A1
Authority
FR
France
Prior art keywords
extractive distillation
column
yield
increasing
aromatic compounds
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.)
Granted
Application number
FR7731502A
Other languages
English (en)
French (fr)
Other versions
FR2371401B1 (de
Inventor
Kamar Percy John
Eckart Muller
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.)
GEA Group AG
Original Assignee
Metallgesellschaft 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 Metallgesellschaft AG filed Critical Metallgesellschaft AG
Publication of FR2371401A1 publication Critical patent/FR2371401A1/fr
Application granted granted Critical
Publication of FR2371401B1 publication Critical patent/FR2371401B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G7/00—Distillation of hydrocarbon oils
    • C10G7/08—Azeotropic or extractive distillation
    • 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)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
FR7731502A 1976-10-27 1977-10-19 Procede pour augmenter le rendement en composes aromatiques au cours de la distillation extractive Granted FR2371401A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762648638 DE2648638A1 (de) 1976-10-27 1976-10-27 Verfahren zur erhoehung der ausbeute an aromaten bei der extraktiven destillation

Publications (2)

Publication Number Publication Date
FR2371401A1 true FR2371401A1 (fr) 1978-06-16
FR2371401B1 FR2371401B1 (de) 1980-08-08

Family

ID=5991534

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7731502A Granted FR2371401A1 (fr) 1976-10-27 1977-10-19 Procede pour augmenter le rendement en composes aromatiques au cours de la distillation extractive

Country Status (10)

Country Link
JP (1) JPS5356622A (de)
BE (1) BE860158A (de)
DE (1) DE2648638A1 (de)
ES (1) ES463576A1 (de)
FR (1) FR2371401A1 (de)
GB (1) GB1588646A (de)
IT (1) IT1087179B (de)
NL (1) NL183936C (de)
PT (1) PT67190B (de)
TR (1) TR19830A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3832340A1 (de) * 1988-09-23 1990-03-29 Krupp Koppers Gmbh Verfahren und vorrichtung zur optimierung des betriebes einer mit einem seitenkocher versehenen abtriebskolonne
DE4109632A1 (de) * 1991-03-23 1992-09-24 Krupp Koppers Gmbh Verfahren zur abtrennung von aromaten durch extraktivdestillation
CN100378048C (zh) * 2005-08-31 2008-04-02 中国石油化工股份有限公司 一种萃取精馏分离芳烃的方法及萃取精馏装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1211738B (de) * 1962-12-22 1966-03-03 Erdoelchemie Gmbh Verfahren zur Trennung von C-Kohlenwasserstoffgemischen, die paraffinische, monoolefinische und diolefinische C-Kohlen-wasserstoffe enthalten

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1211738B (de) * 1962-12-22 1966-03-03 Erdoelchemie Gmbh Verfahren zur Trennung von C-Kohlenwasserstoffgemischen, die paraffinische, monoolefinische und diolefinische C-Kohlen-wasserstoffe enthalten

Also Published As

Publication number Publication date
ES463576A1 (es) 1978-07-16
DE2648638A1 (de) 1978-05-03
PT67190A (en) 1977-11-01
NL7710105A (nl) 1978-05-02
BE860158A (fr) 1978-04-26
GB1588646A (en) 1981-04-29
IT1087179B (it) 1985-05-31
TR19830A (tr) 1980-01-28
NL183936C (nl) 1989-03-01
JPS5356622A (en) 1978-05-23
PT67190B (en) 1979-03-22
FR2371401B1 (de) 1980-08-08
NL183936B (nl) 1988-10-03

Similar Documents

Publication Publication Date Title
FR2412329A1 (fr) Procede de separation continue de matieres thermosensibles a temperature elevee d'ebullition
US4371427A (en) Extractive distillation
DK0591981T3 (da) Fremgangsmåde til ekstraktion af fedter og olier fra naturstoffer
RU2006131680A (ru) Способ получения неочищенного 1,3-бутадиена
FR2383149A1 (fr) Procede de purification du methanol par distillation
FR2371401A1 (fr) Procede pour augmenter le rendement en composes aromatiques au cours de la distillation extractive
GB1100426A (en) Process and apparatus for the continuous separation of crystallisable substances
FR2423505A1 (fr) Procede de lavage d'une solution de polycarbonate dans un solvant organique
ATE5475T1 (de) Verfahren zur aufarbeitung des sumpfproduktes von extraktivdestillationsprozessen zur gewinnung reiner kohlenwasserstoffe.
DE3338439A1 (de) Verfahren zur destillativen aufarbeitung von wasser und methanol enthaltenden hoeheren alokoholen mit 6 bis 20 c-atomen
FR2437860A2 (fr) Procede et appareil pour la separation d'emulsions par coalescence
FR2399397A1 (fr) Procede de separation du butadiene de melanges d'hydrocarbures
FR2398037A1 (fr) Procede de separation d'acide methacrylique d'un melange d'esterification
US275128A (en) Impure anthraceinone and alizarine
FR2416933A1 (fr) Procede de separation, en ses constituants, d'un melange d'hydrocarbures
GB1391870A (en) Process for the production of highpurity aromatics by liquid- liquid extraction and or extractive distillation from hydrocarbon mixtures
JPH057378B2 (de)
NO300550B1 (no) Fremgangsmåte for separering av forbindelser med fler-umettethet fra forbindelser med mindre umettethet
SU440362A1 (ru) Способ очистки бензола
SU439296A1 (ru) Способ отделени малых количеств легкокип щих примесей
SU763314A1 (ru) Способ переработки т желого остатка процесса эпоксидировани пропилена гидроперекисью этилбензола в стирол
JPS5565293A (en) Method and apparatus for simultaneous distillation of different kind of stock oil
SU810660A1 (ru) Способ разделени смеси "метанол- МЕТилЕНХлОРид-ВОдА
SU683758A1 (ru) Тепломассообменный аппарат
JPH01135732A (ja) 分離方法