WO2006111565A3 - Verfahren zur regelung einer hydraulischen waschkolonne - Google Patents

Verfahren zur regelung einer hydraulischen waschkolonne Download PDF

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Publication number
WO2006111565A3
WO2006111565A3 PCT/EP2006/061714 EP2006061714W WO2006111565A3 WO 2006111565 A3 WO2006111565 A3 WO 2006111565A3 EP 2006061714 W EP2006061714 W EP 2006061714W WO 2006111565 A3 WO2006111565 A3 WO 2006111565A3
Authority
WO
WIPO (PCT)
Prior art keywords
wash
wash column
column
regulation
rate
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.)
Ceased
Application number
PCT/EP2006/061714
Other languages
English (en)
French (fr)
Other versions
WO2006111565A2 (de
Inventor
Joerg Heilek
Klaus Joachim Mueller-Engel
Ulrich Hammon
Thomas Walter
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.)
BASF SE
Original Assignee
BASF SE
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 DE102005018702A external-priority patent/DE102005018702A1/de
Application filed by BASF SE filed Critical BASF SE
Priority to EP06754772A priority Critical patent/EP1874422B1/de
Priority to DE502006001765T priority patent/DE502006001765D1/de
Priority to BRPI0608378-1A priority patent/BRPI0608378B1/pt
Priority to JP2008507085A priority patent/JP5215843B2/ja
Publication of WO2006111565A2 publication Critical patent/WO2006111565A2/de
Publication of WO2006111565A3 publication Critical patent/WO2006111565A3/de
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Paper (AREA)
  • Vehicle Body Suspensions (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Soy Sauces And Products Related Thereto (AREA)
  • Special Spraying Apparatus (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)

Abstract

Ein Verfahren zum Betreiben einer hydraulischen Waschkolonne, bei dem die Lage der Aufbaufront in der Waschkolonne mittels des Mengenstroms an in die Waschkolonne geführter Steuerlauge und/oder mittels des Mengenstroms der in die Waschkolonne geführten Suspension positioniert wird, und die Mengenstromfestlegung mit Hilfe des Druckunterschieds erfolgt, der in der Kolonne zwischen Punkten in der vor der Aufbau- front befindlichen Suspensionzone und Punkten in der von der Aufbaufront bis zum Ende des Kristallbetts ragenden Zone besteht.
PCT/EP2006/061714 2005-04-21 2006-04-20 Verfahren zur regelung einer hydraulischen waschkolonne Ceased WO2006111565A2 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP06754772A EP1874422B1 (de) 2005-04-21 2006-04-20 Verfahren zur regelung einer hydraulischen waschkolonne
DE502006001765T DE502006001765D1 (de) 2005-04-21 2006-04-20 Verfahren zur regelung einer hydraulischen waschkolonne
BRPI0608378-1A BRPI0608378B1 (pt) 2005-04-21 2006-04-20 Process for controlling a hydraulic wash column
JP2008507085A JP5215843B2 (ja) 2005-04-21 2006-04-20 水圧洗浄カラムを調節する方法

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US67333905P 2005-04-21 2005-04-21
US60/673,339 2005-04-21
DE102005018702A DE102005018702A1 (de) 2005-04-21 2005-04-21 Verfahren zur Regelung einer hydraulischen Waschkolonne
DE102005018702.1 2005-04-21

Publications (2)

Publication Number Publication Date
WO2006111565A2 WO2006111565A2 (de) 2006-10-26
WO2006111565A3 true WO2006111565A3 (de) 2007-04-19

Family

ID=36646158

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2006/061714 Ceased WO2006111565A2 (de) 2005-04-21 2006-04-20 Verfahren zur regelung einer hydraulischen waschkolonne

Country Status (8)

Country Link
EP (1) EP1874422B1 (de)
JP (1) JP5215843B2 (de)
AT (1) ATE410210T1 (de)
BR (1) BRPI0608378B1 (de)
DE (1) DE502006001765D1 (de)
MY (1) MY140475A (de)
RU (1) RU2417813C2 (de)
WO (1) WO2006111565A2 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007055086A1 (de) 2007-11-16 2009-05-20 Basf Se Verfahren zur Herstellung von Acrylsäure
DE102007004960A1 (de) 2007-01-26 2008-07-31 Basf Se Verfahren zur Herstellung von Acrylsäure
DE102007043748A1 (de) 2007-09-13 2008-09-11 Basf Se Verfahren zur kontinuierlichen Abtrennung eines Zielproduktes X in Form von feinteiligem Kristallisat
DE102007043758A1 (de) 2007-09-13 2008-10-23 Basf Se Verfahren zum Betreiben einer kontinuierlichen Abtrennung eines Zielproduktes X in Form von feinteiligem Kristallisat des Zielproduktes X
BE1018537A3 (fr) 2007-09-13 2011-03-01 Basf Se Procede d'exploitation d'une separation en continu d'un produit cible x sous la forme d'un cristallisat finement divise.
DE102007043759A1 (de) 2007-09-13 2008-09-11 Basf Se Verfahren zum Betreiben einer kontinuierlichen Abtrennung eines Zielproduktes X in Form von feinteiligem Kristallisat
DE102009000987A1 (de) * 2009-02-18 2010-04-15 Basf Se Verfahren zum reinigenden Abtrennen einer chemischen Zielverbindung aus einer Suspension ihrer Kristalle in Mutterlauge
DE102010030279A1 (de) 2010-06-18 2010-10-28 Basf Se Verfahren der Inbetriebnahme eines Trennverfahrens zur reinigenden Abtrennung von Acrylsäurekristallen aus einer Suspension S ihrer Kristalle in Mutterlauge
US8461383B2 (en) 2009-10-16 2013-06-11 Basf Se Process for starting up a separating process for purifying removal of acrylic acid crystals from a suspension S of crystals thereof in mother liquor
DE102009045767A1 (de) 2009-10-16 2010-08-12 Basf Se Verfahren der Inbetriebnahme eines Trennverfahrens zur reinigenden Abtrennung von Acrylsäurekristallen aus einer Suspension S ihrer Kristalle in Mutterlauge
DE102012204436A1 (de) 2012-03-20 2012-10-04 Basf Se Thermisches Trennverfahren
DE102012212437A1 (de) 2012-07-16 2014-01-16 Basf Se Verfahren zur Herstellung von Acrylsäure aus Ethylenoxid und Kohlenmonoxid
DE102012212424A1 (de) 2012-07-16 2014-01-16 Basf Se Verfahren zur Herstellung von Acrylsäure durch eine mit wenigstens einer molekularen Wirkverbindung katalysierte Thermolyse von Poly-3-hydroxypropionat
CN116057035B (zh) * 2020-09-11 2026-02-06 株式会社日本触媒 纯化装置
EP4349807A4 (de) * 2021-06-02 2025-05-07 Nippon Shokubai Co., Ltd. Verfahren zur herstellung einer leicht polymerisierbaren verbindung
WO2023006503A1 (de) 2021-07-28 2023-02-02 Basf Se Verfahren zur herstellung von acrylsäure
WO2025172146A1 (de) 2024-02-15 2025-08-21 Basf Se Verfahren zur herstellung von acrylsäure
WO2025219137A1 (en) 2024-04-17 2025-10-23 Basf Se Process for utilizing acrylic acid production waste streams by gasification and fermentation
WO2025219136A1 (en) 2024-04-17 2025-10-23 Basf Se Process for utilizing acrylic acid production waste streams
WO2025219135A1 (en) 2024-04-17 2025-10-23 Basf Se Process for utilizing high calorific acrylic acid production waste streams
WO2026032891A1 (de) 2024-08-05 2026-02-12 Basf Se Verfahren zur abtrennung von (meth)acrylsäure

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3267686A (en) * 1963-09-16 1966-08-23 Phillips Petroleum Co Fractional crystallization having a liquor withdrawal responsive to a pressure differential
US3628341A (en) * 1968-09-21 1971-12-21 Bayer Ag Process for separating and purifying crystals from a crystal suspension
WO2002009839A1 (de) * 2000-07-28 2002-02-07 Basf Aktiengesellschaft Regelung einer waschkolonne in einem schmelzkristallisationsprozess

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8202517A (nl) * 1982-06-22 1984-01-16 Tno Inrichting voor het verdichten van een suspensie.
FR2729660A1 (fr) * 1995-01-20 1996-07-26 Inst Francais Du Petrole Procede de production de paraxylene comportant une cristallisation a haute temperature a au moins un etage et une fusion partielle des cristaux
NL1004824C2 (nl) * 1996-12-18 1998-06-19 Tno Werkwijze en inrichting voor het scheiden van metalen en/of metaallegeringen met verschillende smeltpunten.
BR0109929B1 (pt) * 2000-04-11 2012-08-07 processo para a purificaÇço de uma massa fundida de Ácido acrÍlico bruto.
ATE318173T1 (de) * 2001-11-15 2006-03-15 Verfahren zum reinigenden abtrennen von kristallen aus ihrer suspension in mutterlauge

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3267686A (en) * 1963-09-16 1966-08-23 Phillips Petroleum Co Fractional crystallization having a liquor withdrawal responsive to a pressure differential
US3628341A (en) * 1968-09-21 1971-12-21 Bayer Ag Process for separating and purifying crystals from a crystal suspension
WO2002009839A1 (de) * 2000-07-28 2002-02-07 Basf Aktiengesellschaft Regelung einer waschkolonne in einem schmelzkristallisationsprozess

Also Published As

Publication number Publication date
EP1874422B1 (de) 2008-10-08
ATE410210T1 (de) 2008-10-15
EP1874422A2 (de) 2008-01-09
JP2008536893A (ja) 2008-09-11
RU2007142566A (ru) 2009-05-27
BRPI0608378A2 (pt) 2010-11-16
WO2006111565A2 (de) 2006-10-26
MY140475A (en) 2009-12-31
RU2417813C2 (ru) 2011-05-10
BRPI0608378B1 (pt) 2017-12-12
DE502006001765D1 (de) 2008-11-20
JP5215843B2 (ja) 2013-06-19

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