IT1236511B - Metodo per il recupero di trimetilbenzeni da miscele che li contengono. - Google Patents

Metodo per il recupero di trimetilbenzeni da miscele che li contengono.

Info

Publication number
IT1236511B
IT1236511B IT02193689A IT2193689A IT1236511B IT 1236511 B IT1236511 B IT 1236511B IT 02193689 A IT02193689 A IT 02193689A IT 2193689 A IT2193689 A IT 2193689A IT 1236511 B IT1236511 B IT 1236511B
Authority
IT
Italy
Prior art keywords
trimethylbenzenes
ethyl
toluenes
transalkylation
benzenes
Prior art date
Application number
IT02193689A
Other languages
English (en)
Other versions
IT8921936A0 (it
IT8921936A1 (it
Inventor
Giuseppe Messina
Original Assignee
Eniricerche Spa
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 Eniricerche Spa filed Critical Eniricerche Spa
Priority to IT02193689A priority Critical patent/IT1236511B/it
Publication of IT8921936A0 publication Critical patent/IT8921936A0/it
Priority to DE9090202635T priority patent/DE69001473T2/de
Priority to DK90202635.0T priority patent/DK0422727T3/da
Priority to ES199090202635T priority patent/ES2042201T3/es
Priority to AT90202635T priority patent/ATE88689T1/de
Priority to EP90202635A priority patent/EP0422727B1/en
Priority to JP2266562A priority patent/JPH03130237A/ja
Publication of IT8921936A1 publication Critical patent/IT8921936A1/it
Application granted granted Critical
Publication of IT1236511B publication Critical patent/IT1236511B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/148—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound
    • C07C7/14875—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with organic compounds
    • C07C7/14883—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with organic compounds hydrocarbons

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (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)
  • Extraction Or Liquid Replacement (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
IT02193689A 1989-10-06 1989-10-06 Metodo per il recupero di trimetilbenzeni da miscele che li contengono. IT1236511B (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT02193689A IT1236511B (it) 1989-10-06 1989-10-06 Metodo per il recupero di trimetilbenzeni da miscele che li contengono.
DE9090202635T DE69001473T2 (de) 1989-10-06 1990-10-04 Verfahren zur rueckgewinnung von trimethylbenzolen aus den enthaltenden mischungen.
DK90202635.0T DK0422727T3 (da) 1989-10-06 1990-10-04 Fremgangsmåde til udvinding af trimethylbenzenforbindelser fra blandinger indeholdende disse
ES199090202635T ES2042201T3 (es) 1989-10-06 1990-10-04 Metodo para la recuperacion de trimetilbencenos de mezclas que los contengan.
AT90202635T ATE88689T1 (de) 1989-10-06 1990-10-04 Verfahren zur rueckgewinnung von trimethylbenzolen aus den enthaltenden mischungen.
EP90202635A EP0422727B1 (en) 1989-10-06 1990-10-04 Method for recovering trimethylbenzenes from mixtures which contain them
JP2266562A JPH03130237A (ja) 1989-10-06 1990-10-05 トリメチルベンゼン類の回収法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02193689A IT1236511B (it) 1989-10-06 1989-10-06 Metodo per il recupero di trimetilbenzeni da miscele che li contengono.

Publications (3)

Publication Number Publication Date
IT8921936A0 IT8921936A0 (it) 1989-10-06
IT8921936A1 IT8921936A1 (it) 1991-04-06
IT1236511B true IT1236511B (it) 1993-03-11

Family

ID=11189080

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02193689A IT1236511B (it) 1989-10-06 1989-10-06 Metodo per il recupero di trimetilbenzeni da miscele che li contengono.

Country Status (7)

Country Link
EP (1) EP0422727B1 (it)
JP (1) JPH03130237A (it)
AT (1) ATE88689T1 (it)
DE (1) DE69001473T2 (it)
DK (1) DK0422727T3 (it)
ES (1) ES2042201T3 (it)
IT (1) IT1236511B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1006675A3 (fr) * 1993-02-02 1994-11-16 Fina Research Procede de production d'essences a haut indice d'octane.
CN1081179C (zh) * 1999-04-06 2002-03-20 黑龙江省科学院石油化学研究分院 从c9混合芳烃中催化烷基化法分离制取高纯度均三甲苯
US7553791B2 (en) 2002-11-14 2009-06-30 Exxonmobil Chemical Patents Inc. Heavy aromatics conversion catalyst composition and processes therefor and therewith

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3375290A (en) * 1964-09-03 1968-03-26 Leuna Werke Veb Process for work-up of aromatic c9-hydrocarbons

Also Published As

Publication number Publication date
EP0422727B1 (en) 1993-04-28
DE69001473D1 (de) 1993-06-03
ES2042201T3 (es) 1993-12-01
IT8921936A0 (it) 1989-10-06
JPH03130237A (ja) 1991-06-04
ATE88689T1 (de) 1993-05-15
DK0422727T3 (da) 1993-06-21
EP0422727A1 (en) 1991-04-17
IT8921936A1 (it) 1991-04-06
DE69001473T2 (de) 1993-08-19

Similar Documents

Publication Publication Date Title
KR970702230A (ko) 고순도 파라크실렌 공급물로부터 파라크실렌을 결정화시키는 방법(Crystallization of paraxylene from high purity paraxylene feeds)
DE3583043D1 (de) Verfahren zur reinigung von podophyllotoxin.
ZA963008B (en) C8 aromatics isomerization using catalyst containing modified silicoaluminophosphate molecular sieve
ZA868851B (en) Process for removing oxygenated impurities from hydrocarbon streams
FR2444652B1 (fr) Procede de separation d'hydrocarbures par adsorption selective
ES8603366A1 (es) Un procedimiento para obtener hidrocarburos alquilaromaticos
DE3464482D1 (en) Process for the recovery of 1-butene from mixtures of hydrocarbons containing 2-butenes
GB2199590B (en) Process for separating 2, 6-dimethylnaphthalene
RU2000100342A (ru) Способ изомеризации углеродного скелета олефинов
IT1236511B (it) Metodo per il recupero di trimetilbenzeni da miscele che li contengono.
FR2557873B1 (fr) Procede de separation de l-tryptophane d'un melange reactionnel
DE3360808D1 (en) Process for separating hydrocarbon mixtures by extractive distillation
US5516955A (en) Catalytic distillation to produce orthoxylene and paraxylene
DE3577809D1 (de) Verfahren zur trennung von wasserstoffisotopen.
EP0187479A3 (en) Extraction of aromatics with ethyl acetoacetate
ES2084422T3 (es) Procedimiento para la ejecucion de separaciones destilativas en sistema de explotacion discontinuo.
GB1432690A (en) Process for separating high purity aromatic hydrocarbons from mixtures containing them
JPS5740423A (en) Production of cumene and/or polyisopropylbenzene
ES367247A1 (es) Un procedimiento para preparar benceno a partir de un mate-rial de alimentacion que contiene tolueno
DE69001154D1 (de) Verfahren zur trennung von zwei isomeren und ihre verwendung bei der reinigung von 1-phenyl-2-bromethan.
BG46597A3 (en) Method for preparation of alkylaromatic hydrocarbons
ES2107612T3 (es) Procedimiento para la separacion de mezclas de hidrocarburos aromaticos en c8.
ATE40879T1 (de) Verfahren zur abtrennung von aromatischen c10isomeren.
HUT41695A (en) Process for separation of izomer dichlor-folvols by means of adsorbtion on zeolits
GB1452177A (en) Method of extracting pure aromatic hydrocarbons

Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19931014