FI954960A0 - Menetelmä puhtaan bentseenin ja puhtaan tolueenin saamiseksi - Google Patents

Menetelmä puhtaan bentseenin ja puhtaan tolueenin saamiseksi

Info

Publication number
FI954960A0
FI954960A0 FI954960A FI954960A FI954960A0 FI 954960 A0 FI954960 A0 FI 954960A0 FI 954960 A FI954960 A FI 954960A FI 954960 A FI954960 A FI 954960A FI 954960 A0 FI954960 A0 FI 954960A0
Authority
FI
Finland
Prior art keywords
toluene
benzene
pure
high purity
obtaining
Prior art date
Application number
FI954960A
Other languages
English (en)
Swedish (sv)
Other versions
FI954960A (fi
Inventor
Martin Leisse
Hans-Juergen Vollmer
Uwe Ranke
Original Assignee
Krupp Koppers Gmbh
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 Krupp Koppers Gmbh filed Critical Krupp Koppers Gmbh
Publication of FI954960A0 publication Critical patent/FI954960A0/fi
Publication of FI954960A publication Critical patent/FI954960A/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
    • C07C15/02—Monocyclic hydrocarbons
    • C07C15/04—Benzene
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/40—Extractive distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
    • C07C15/02—Monocyclic hydrocarbons
    • C07C15/06—Toluene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/005—Processes comprising at least two steps in series
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/20—Power plant

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
FI954960A 1994-10-21 1995-10-18 Menetelmä puhtaan bentseenin ja puhtaan tolueenin saamiseksi FI954960A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4437702A DE4437702C1 (de) 1994-10-21 1994-10-21 Verfahren zur Gewinnung von reinem Benzol und reinem Toluol

Publications (2)

Publication Number Publication Date
FI954960A0 true FI954960A0 (fi) 1995-10-18
FI954960A FI954960A (fi) 1996-04-22

Family

ID=6531397

Family Applications (1)

Application Number Title Priority Date Filing Date
FI954960A FI954960A (fi) 1994-10-21 1995-10-18 Menetelmä puhtaan bentseenin ja puhtaan tolueenin saamiseksi

Country Status (12)

Country Link
US (1) US5723026A (fi)
EP (1) EP0708072B1 (fi)
JP (1) JPH08176018A (fi)
KR (1) KR100220285B1 (fi)
AT (1) ATE165324T1 (fi)
CZ (1) CZ274895A3 (fi)
DE (2) DE4437702C1 (fi)
ES (1) ES2116018T3 (fi)
FI (1) FI954960A (fi)
PL (1) PL311013A1 (fi)
RU (1) RU2141936C1 (fi)
TW (1) TW328943B (fi)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6033529A (en) * 1999-08-06 2000-03-07 Berg; Lloyd Separation of mesitylene from 4-ethyl toluene by azeotropic distillation
US6514260B1 (en) * 2000-03-15 2003-02-04 Sdgi Holdings, Inc. Methods and instruments for laparoscopic spinal surgery
DE10019196C1 (de) * 2000-04-17 2001-09-27 Krupp Uhde Gmbh Verfahren zur Gewinnung eines aus Benzol und Toluol oder Toluol und Xylol bestehenden Aromatenproduktes hoher Reinheit aus einem Nichtaromaten enthaltenden eng- oder azeotropsiedenden Vorprodukt und Anlage zur Durchführung des Verfahrens
KR20040015960A (ko) * 2002-08-14 2004-02-21 삼성종합화학주식회사 벤젠 및 톨루엔의 정제방법
DE112005002075T5 (de) * 2004-09-01 2007-07-26 Orobiotech Co., Ltd., Cheonan Dentale Abdrücklöffel
WO2007018519A1 (en) * 2005-07-28 2007-02-15 Innovene Usa Llc Solvent-based recovery and purification process
WO2007018516A1 (en) * 2005-07-28 2007-02-15 Innovene Usa Llc Solvent-aided fractionation process
DE102007039074B4 (de) * 2007-08-17 2018-07-26 Thyssenkrupp Industrial Solutions Ag Gewinnung von Benzol und Benzolabkömmlingen aus Benzinfraktionen und Raffinerieströmen
FR2933987B1 (fr) * 2008-07-18 2010-08-27 Inst Francais Du Petrole Procede d'hydrogenation du benzene
US10689586B2 (en) 2015-12-21 2020-06-23 Sabic Global Technologies B.V. Methods and systems for producing olefins and aromatics from coker naphtha
CN105646126B (zh) * 2016-03-07 2018-10-23 南京师范大学 一种芳烃溶剂油中甲苯、二甲苯、三甲苯的分离方法
KR102087753B1 (ko) * 2016-11-01 2020-03-12 주식회사 엘지화학 벤젠과 톨루엔의 분리방법
RU2638173C1 (ru) * 2017-05-19 2017-12-12 Публичное Акционерное Общество "Нижнекамскнефтехим" Способ получения бензола
CN115193082B (zh) * 2022-09-16 2022-12-30 旭阳工程有限公司 一种粗苯加氢精制分离工艺

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1543119A1 (de) * 1965-06-25 1969-09-11 Koppers Gmbh Heinrich Verfahren zur Abtrennung reiner Aromaten aus Gemischen,die sowohl Benzol als auch Toluol und Xylole sowie Nichtaromaten enthalten,mit Hilfe der Extraktivdestillation
DE1568940C3 (de) 1966-12-19 1978-12-07 Krupp-Koppers Gmbh, 4300 Essen Verfahren zur Abtrennung von Aromaten aus Kohlenwasserstoffgemischen beliebigen Aromatengehaltes
AU462261B2 (en) * 1970-12-29 1975-06-19 SNAMPROGETTI Sp. A Process for the recovery of aromatic hydrocarbons from mixtures containing the same
FR2176488B1 (fi) * 1972-03-20 1975-03-21 Inst Francais Du Petrole
DE2724365C3 (de) * 1977-05-28 1979-09-06 Basf Ag, 6700 Ludwigshafen Verfahren zum Trennen eines C4 -Kohlenwasserstoffgemisches durch extraktive Destillation
AU520819B2 (en) * 1977-08-09 1982-03-04 Enimont Anic S.r.l Extracting aromatic hydrocarbons from mixtures
DE3135319A1 (de) * 1981-09-05 1983-03-24 Krupp-Koppers Gmbh, 4300 Essen "verfahren zur gewinnung reiner aromaten"
DE3942950A1 (de) * 1989-12-23 1991-06-27 Krupp Koppers Gmbh Verfahren zur gleichzeitigen gewinnung von reinem benzol und reinem tuluol
WO1994009878A1 (en) * 1992-10-28 1994-05-11 Chevron Chemical Company High purity benzene production using extractive distillation
US5399244A (en) * 1993-12-06 1995-03-21 Glitsch, Inc. Process to recover benzene from mixed hydrocarbons by extractive distillation

Also Published As

Publication number Publication date
EP0708072A1 (de) 1996-04-24
PL311013A1 (en) 1996-04-29
KR960014076A (ko) 1996-05-22
DE59501978D1 (de) 1998-05-28
EP0708072B1 (de) 1998-04-22
ATE165324T1 (de) 1998-05-15
DE4437702C1 (de) 1995-11-23
US5723026A (en) 1998-03-03
CZ274895A3 (en) 1996-05-15
JPH08176018A (ja) 1996-07-09
RU2141936C1 (ru) 1999-11-27
FI954960A (fi) 1996-04-22
TW328943B (en) 1998-04-01
KR100220285B1 (ko) 1999-09-15
ES2116018T3 (es) 1998-07-01

Similar Documents

Publication Publication Date Title
FI954960A0 (fi) Menetelmä puhtaan bentseenin ja puhtaan tolueenin saamiseksi
AU535736B2 (en) Oxygen from air by pressure distillation
NO169197C (no) FremgangsmÕte for separering av argon/oksygenblandinger ved kryogen destillasjon
ES555039A0 (es) Procedimiento para purificar podofilotoxina.
AU588664B2 (en) Purification of n-vinylformamide and poly-n-vinylformamides prepared therefrom
EP0284971A3 (en) Process for the production of 1,3-butadien
ITMI922799A1 (it) Procedimento per la separazione di hf da sue miscele con gli idroclorofluorcarburi 123 e/o 124
MY130982A (en) A process for the preparation and fractionation of a mixture of dimethyl ether and chloromethane with methanol as extractant
US3616269A (en) Method for the purification of malononitrile by the addition of cyclopentadiene followed by distillation
TW328081B (en) A separation process of pivalic acid
JPS5657725A (en) Purification of beta-phenylethyl alcohol
JPS525733A (en) Process for separation and purification of cyclohexene
ATE268744T1 (de) Abtrennung von verunreinigungen durch destillation
JPS56123926A (en) Purification of methanol
ATA6002000A (de) Reinigungsverfahren zur herstellung von hochreinem 5h-dibenzo-(b,f)-azepin
JPS52144649A (en) Separation and purification of cyclohexene
ES421209A1 (es) Procedimiento para la separacion de hidrocarburos aromati- cos de elevada pureza de mezclas que los contengan.
GB1072687A (en) A process for obtaining isoprene from c-fractions
JPS53130654A (en) Separation and purification of tetrahydrofuran
JPS5257110A (en) Purification process for fatty acids
JPS5248605A (en) Separation process for methyl alcohol and tetrahydrofurane
GB819188A (en) Purifying isoprene by distillation
SU725376A1 (ru) Способ выделения изопрена из смеси углеводородов сразной степени насыщенности
GB1452177A (en) Method of extracting pure aromatic hydrocarbons
JPS5677233A (en) Purification of beta-phenylethylalcohol