DE69523946T2 - Verfahren zur abtrennung von para-xylol das wenigstens zwei stufen zur kristalisierung auf hoher temperatur - Google Patents

Verfahren zur abtrennung von para-xylol das wenigstens zwei stufen zur kristalisierung auf hoher temperatur

Info

Publication number
DE69523946T2
DE69523946T2 DE69523946T DE69523946T DE69523946T2 DE 69523946 T2 DE69523946 T2 DE 69523946T2 DE 69523946 T DE69523946 T DE 69523946T DE 69523946 T DE69523946 T DE 69523946T DE 69523946 T2 DE69523946 T2 DE 69523946T2
Authority
DE
Germany
Prior art keywords
crystalization
xylol
steps
high temperature
separating para
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 - Lifetime
Application number
DE69523946T
Other languages
English (en)
Other versions
DE69523946D1 (de
Inventor
Paul Mikitenko
R Macpherson
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.)
IFP Energies Nouvelles IFPEN
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
Application filed by IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Application granted granted Critical
Publication of DE69523946D1 publication Critical patent/DE69523946D1/de
Publication of DE69523946T2 publication Critical patent/DE69523946T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/14—Purification; Separation; Use of additives by crystallisation; Purification or separation of the crystals
DE69523946T 1994-12-29 1995-12-27 Verfahren zur abtrennung von para-xylol das wenigstens zwei stufen zur kristalisierung auf hoher temperatur Expired - Lifetime DE69523946T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9415897A FR2728894A1 (fr) 1994-12-29 1994-12-29 Procede de separation de paraxylene comportant au moins deux etages de cristallisation a haute temperature
PCT/FR1995/001739 WO1996020908A1 (fr) 1994-12-29 1995-12-27 Procede de separation de paraxylene comportant au moins deux etages de cristallisation a haute temperature

Publications (2)

Publication Number Publication Date
DE69523946D1 DE69523946D1 (de) 2001-12-20
DE69523946T2 true DE69523946T2 (de) 2002-04-04

Family

ID=9470435

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69523946T Expired - Lifetime DE69523946T2 (de) 1994-12-29 1995-12-27 Verfahren zur abtrennung von para-xylol das wenigstens zwei stufen zur kristalisierung auf hoher temperatur

Country Status (17)

Country Link
US (1) US6147272A (de)
EP (1) EP0800499B1 (de)
JP (1) JP3955998B2 (de)
KR (1) KR100357003B1 (de)
CN (1) CN1055283C (de)
AR (1) AR000586A1 (de)
AU (1) AU708254B2 (de)
CA (1) CA2208984C (de)
DE (1) DE69523946T2 (de)
ES (1) ES2169165T3 (de)
FR (1) FR2728894A1 (de)
MX (1) MX9704055A (de)
MY (1) MY113859A (de)
PL (1) PL184646B1 (de)
SA (1) SA96160510B1 (de)
TW (1) TW307745B (de)
WO (1) WO1996020908A1 (de)

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US7507857B2 (en) 2004-09-02 2009-03-24 Eastman Chemical Company Optimized liquid-phase oxidation
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US7692036B2 (en) 2004-11-29 2010-04-06 Eastman Chemical Company Optimized liquid-phase oxidation
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US7692037B2 (en) 2004-09-02 2010-04-06 Eastman Chemical Company Optimized liquid-phase oxidation
US7910769B2 (en) 2004-09-02 2011-03-22 Eastman Chemical Company Optimized liquid-phase oxidation
US7249469B2 (en) * 2004-11-18 2007-07-31 Exxonmobil Chemical Patents Inc. Method for separating a multicomponent stream
US7884232B2 (en) 2005-06-16 2011-02-08 Eastman Chemical Company Optimized liquid-phase oxidation
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FR2915481B1 (fr) * 2007-04-26 2012-09-21 Inst Francais Du Petrole Procede de production de metaxylene a haute purete comprenant une adsorption en lit mobile simule et une cristallisation
CN101993332B (zh) * 2009-08-31 2013-06-19 中国石油化工股份有限公司 联合生产芳烃的组合方法
EP2970048B1 (de) * 2013-03-15 2020-06-10 BP Corporation North America Inc. Verfahren zur rückgewinnung von paraxylol aus mindestens zwei beschickungsströmen mit xylenisomeren
CN105085155B (zh) * 2014-05-05 2018-03-20 中国石油化工股份有限公司 一种对二甲苯的生产方法
CN107759433B (zh) * 2016-08-23 2020-12-01 中国石油化工股份有限公司 对二甲苯和乙苯择形歧化方法
US11040930B2 (en) * 2017-12-05 2021-06-22 Ineos Us Chemicals Company Method of recovering paraxylene in a crystallization zone
FR3087666B1 (fr) * 2018-10-24 2021-07-02 Ifp Energies Now Procede et dispositif de production de paraxylene en contre-courant simule reactif avec variation de temperature
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US20220289645A1 (en) 2019-08-23 2022-09-15 Exxonmobil Chemical Patents Inc. Processes for Isomerizing C8 Aromatic Hydrocarbons Using Serial Reactors

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Also Published As

Publication number Publication date
PL321016A1 (en) 1997-11-24
KR987000946A (ko) 1998-04-30
WO1996020908A1 (fr) 1996-07-11
JPH10511672A (ja) 1998-11-10
ES2169165T3 (es) 2002-07-01
AU4451896A (en) 1996-07-24
US6147272A (en) 2000-11-14
TW307745B (de) 1997-06-11
KR100357003B1 (ko) 2003-02-17
EP0800499B1 (de) 2001-11-14
DE69523946D1 (de) 2001-12-20
JP3955998B2 (ja) 2007-08-08
MY113859A (en) 2002-06-29
PL184646B1 (pl) 2002-11-29
MX9704055A (es) 1997-08-30
CN1055283C (zh) 2000-08-09
AU708254B2 (en) 1999-07-29
FR2728894A1 (fr) 1996-07-05
CA2208984A1 (fr) 1996-07-11
FR2728894B1 (de) 1997-02-21
AR000586A1 (es) 1997-07-10
SA96160510B1 (ar) 2005-04-17
CA2208984C (fr) 2007-09-18
CN1171770A (zh) 1998-01-28
EP0800499A1 (de) 1997-10-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: VONNEMANN, KLOIBER & KOLLEGEN, 80796 MUENCHEN

8327 Change in the person/name/address of the patent owner

Owner name: IFP ENERGIES NOUVELLES, RUEIL-MALMAISON, FR

8328 Change in the person/name/address of the agent

Representative=s name: VONNEMANN, KLOIBER & KOLLEGEN, 81667 MUENCHEN