ES2077222T3 - Procedimiento para la recuperacion de catalizadores. - Google Patents

Procedimiento para la recuperacion de catalizadores.

Info

Publication number
ES2077222T3
ES2077222T3 ES91907141T ES91907141T ES2077222T3 ES 2077222 T3 ES2077222 T3 ES 2077222T3 ES 91907141 T ES91907141 T ES 91907141T ES 91907141 T ES91907141 T ES 91907141T ES 2077222 T3 ES2077222 T3 ES 2077222T3
Authority
ES
Spain
Prior art keywords
recovery
catalysts
procedure
catalyst
ether
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
ES91907141T
Other languages
English (en)
Inventor
Ernst Ingo Leupold
Wolf-Ditmar Kaufmann
Bernd Laugwitz
Gunther Duchatsch
Ulrich Meyer-Blumenroth
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.)
Hoechst AG
Original Assignee
Hoechst 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 Hoechst AG filed Critical Hoechst AG
Application granted granted Critical
Publication of ES2077222T3 publication Critical patent/ES2077222T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/145—Ultrafiltration
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

PROCESO PARA LA RECUPERACION DE UN CATALIZADOR EN LA PRODUCCION DE ACIDOS CARBOXILICOS DE ETER MEDIANTE LA OXIDACION CATALITICA CON UN CATALIZADOR DE ETER SUSPENDIDO EN LA QUE LA MEZCLA DE LA REACCION SE SOMETE A FILTRACION DE FLUJO TRANSVERSAL.
ES91907141T 1990-04-14 1991-04-05 Procedimiento para la recuperacion de catalizadores. Expired - Lifetime ES2077222T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4012128A DE4012128A1 (de) 1990-04-14 1990-04-14 Verfahren zur katalysatorrueckgewinnung

Publications (1)

Publication Number Publication Date
ES2077222T3 true ES2077222T3 (es) 1995-11-16

Family

ID=6404451

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91907141T Expired - Lifetime ES2077222T3 (es) 1990-04-14 1991-04-05 Procedimiento para la recuperacion de catalizadores.

Country Status (9)

Country Link
EP (1) EP0524985B1 (es)
JP (1) JP3249115B2 (es)
AT (1) ATE125248T1 (es)
CA (1) CA2080478A1 (es)
DE (2) DE4012128A1 (es)
DK (1) DK0524985T3 (es)
ES (1) ES2077222T3 (es)
GR (1) GR3017113T3 (es)
WO (1) WO1991016294A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT408544B (de) * 1996-02-12 2001-12-27 Oebs Gmbh Verfahren zur behandlung von verunreinigten alkalischwässrigen reinigungslösungen
FR2749191B1 (fr) * 1996-06-04 1998-07-17 Rhone Poulenc Fibres Procede de filtration d'un melange reactionnel triphasique
US5885452A (en) * 1997-05-28 1999-03-23 Koteskey; Gary L. Effluent filtering apparatus
DE19727715A1 (de) * 1997-06-30 1999-01-07 Basf Ag Verfahren zur Herstellung von 1,4-Butandiol
US9555374B2 (en) 2009-04-29 2017-01-31 Basf Se Method for conditioning catalysts by means of membrane filtration
JP5511369B2 (ja) 2009-12-28 2014-06-04 花王株式会社 カルボン酸の製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2757800A (en) * 1953-01-23 1956-08-07 Joseph B Kucera Strainer device
DE2936123C2 (de) * 1979-09-07 1987-04-09 Hoechst Ag, 6230 Frankfurt Verfahren zur Herstellung von Alkoxyessigsäuren
US4861471A (en) * 1987-03-20 1989-08-29 Toshiba Ceramics Co., Ltd. Activated sludge treatment apparatus

Also Published As

Publication number Publication date
ATE125248T1 (de) 1995-08-15
EP0524985B1 (de) 1995-07-19
WO1991016294A1 (de) 1991-10-31
EP0524985A1 (de) 1993-02-03
DK0524985T3 (da) 1995-11-06
DE4012128A1 (de) 1991-10-17
DE59106051D1 (de) 1995-08-24
JP3249115B2 (ja) 2002-01-21
CA2080478A1 (en) 1991-10-15
JPH05508800A (ja) 1993-12-09
GR3017113T3 (en) 1995-11-30

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