DE69215239T2 - Verfahren zur umwandlung von vanadium/phosphormischoxyd-katalysatorvorläufer zu aktiven katalysatoren für die herstellung von maleinsäureanhydrid - Google Patents

Verfahren zur umwandlung von vanadium/phosphormischoxyd-katalysatorvorläufer zu aktiven katalysatoren für die herstellung von maleinsäureanhydrid

Info

Publication number
DE69215239T2
DE69215239T2 DE69215239T DE69215239T DE69215239T2 DE 69215239 T2 DE69215239 T2 DE 69215239T2 DE 69215239 T DE69215239 T DE 69215239T DE 69215239 T DE69215239 T DE 69215239T DE 69215239 T2 DE69215239 T2 DE 69215239T2
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Germany
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temperature
catalyst
value
mol
atmosphere
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Expired - Lifetime
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DE69215239T
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German (de)
English (en)
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DE69215239D1 (de
Inventor
William Andrews
Jerry Ebner
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Huntsman Specialty Chemicals Corp
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Huntsman Specialty Chemicals Corp
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Publication of DE69215239D1 publication Critical patent/DE69215239D1/de
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Publication of DE69215239T2 publication Critical patent/DE69215239T2/de
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Expired - Lifetime legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/14Phosphorus; Compounds thereof
    • B01J27/186Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J27/195Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with vanadium, niobium or tantalum
    • B01J27/198Vanadium
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/215Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of saturated hydrocarbyl groups
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2523/00Constitutive chemical elements of heterogeneous catalysts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2523/00Constitutive chemical elements of heterogeneous catalysts
    • B01J2523/10Constitutive chemical elements of heterogeneous catalysts of Group I (IA or IB) of the Periodic Table
    • B01J2523/11Lithium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2523/00Constitutive chemical elements of heterogeneous catalysts
    • B01J2523/50Constitutive chemical elements of heterogeneous catalysts of Group V (VA or VB) of the Periodic Table
    • B01J2523/51Phosphorus
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2523/00Constitutive chemical elements of heterogeneous catalysts
    • B01J2523/50Constitutive chemical elements of heterogeneous catalysts of Group V (VA or VB) of the Periodic Table
    • B01J2523/55Vanadium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2523/00Constitutive chemical elements of heterogeneous catalysts
    • B01J2523/80Constitutive chemical elements of heterogeneous catalysts of Group VIII of the Periodic Table
    • B01J2523/84Metals of the iron group
    • B01J2523/842Iron

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Furan Compounds (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE69215239T 1991-06-27 1992-06-03 Verfahren zur umwandlung von vanadium/phosphormischoxyd-katalysatorvorläufer zu aktiven katalysatoren für die herstellung von maleinsäureanhydrid Expired - Lifetime DE69215239T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/722,070 US5137860A (en) 1991-06-27 1991-06-27 Process for the transformation of vanadium/phosphorus mixed oxide catalyst precursors into active catalysts for the production of maleic anhydride
PCT/US1992/004852 WO1993000166A1 (en) 1991-06-27 1992-06-03 Process for the transformation of vanadium/phosphorus mixed oxide catalyst precursors into active catalysts for the production of maleic anhydride

Publications (2)

Publication Number Publication Date
DE69215239D1 DE69215239D1 (de) 1996-12-19
DE69215239T2 true DE69215239T2 (de) 1997-05-28

Family

ID=24900402

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69215239T Expired - Lifetime DE69215239T2 (de) 1991-06-27 1992-06-03 Verfahren zur umwandlung von vanadium/phosphormischoxyd-katalysatorvorläufer zu aktiven katalysatoren für die herstellung von maleinsäureanhydrid

Country Status (20)

Country Link
US (1) US5137860A (enExample)
EP (2) EP0520972A1 (enExample)
JP (1) JP3322874B2 (enExample)
KR (1) KR940701300A (enExample)
CN (1) CN1068053A (enExample)
AR (1) AR247494A1 (enExample)
AT (1) ATE145155T1 (enExample)
AU (1) AU2220792A (enExample)
BR (1) BR9206206A (enExample)
CA (1) CA2103448A1 (enExample)
CZ (1) CZ259993A3 (enExample)
DE (1) DE69215239T2 (enExample)
HU (1) HUT69294A (enExample)
IL (1) IL102020A0 (enExample)
MX (1) MX9202478A (enExample)
SK (1) SK147293A3 (enExample)
TW (1) TW221972B (enExample)
WO (1) WO1993000166A1 (enExample)
YU (1) YU58492A (enExample)
ZA (1) ZA923853B (enExample)

Families Citing this family (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5185455A (en) * 1992-02-18 1993-02-09 Monsanto Company Method for improving the performance of VPO catalysts
US5364824A (en) * 1992-12-08 1994-11-15 Huntsman Specialty Chemicals Corporation Catalysis for the production of maleic anhydride containing vanadium-phosphorus oxide with selected promoter elements
EP0608837B1 (en) * 1993-01-29 1998-07-08 Mitsubishi Chemical Corporation Process for producing a vanadium-phosphorus oxide catalyst precursor
US5348927A (en) * 1993-03-01 1994-09-20 Scientific Design Company, Inc. Treatment for virgin phosphorous/vanadium oxidation catalysts
US5498731A (en) * 1993-06-29 1996-03-12 Mitsubishi Chemical Corporation Oxide catalyst and process for producing maleic anhydride by using oxide catalyst
CN1042701C (zh) * 1993-11-16 1999-03-31 化学工业部北京化工研究院 正丁烷氧化制顺酐催化剂
US5401707A (en) * 1993-12-03 1995-03-28 The Trustees Of Princeton University Vanadium/phosphorus oxide oxidation catalyst
BE1008103A3 (fr) * 1994-04-22 1996-01-16 Pantochim Sa Procede de preparation de catalyseurs au vanadium et phosphore et leur utilisation pour la production d'anhydride maleique.
US5474960A (en) * 1994-06-15 1995-12-12 The Standard Oil Company Process for reactivating a fluid bed catalyst in a reactor dipley
JP3603331B2 (ja) * 1994-06-30 2004-12-22 住友化学株式会社 C4−lpgを用いる含酸素化合物の製造法
US5480853A (en) * 1994-07-15 1996-01-02 Scientific Design Company, Inc. Phosphorus/vanadium catalyst preparation
US5641722A (en) * 1994-09-15 1997-06-24 Huntsman Petrochemical Corporation High performance VPO catalyst and process of preparation thereof
US5519149A (en) * 1994-10-28 1996-05-21 E. I. Du Pont De Nemours And Company Vapor phase catalytic oxidation of N-butane to maleic anhydride incorporating in situ catalyst calcination/activation
US5945368A (en) * 1995-10-02 1999-08-31 Huntsman Petrochemical Corporation Molybdenum-modified vanadium-phosphorus oxide catalysts for the production of maleic anhydride
IT1290407B1 (it) * 1996-04-29 1998-12-03 Lonza Spa Procedimento per la trasformazione di un precursore di catalizzatore a base di ossido misto di vanadio/fosforo nel catalizzatore attivo
US5932746A (en) * 1996-04-29 1999-08-03 E. I. Du Pont De Nemours And Company Vanadium catalysts and their precursors
GB9610609D0 (en) * 1996-05-21 1996-07-31 Solvay Interox Ltd Oxidation catalysts
US5922637A (en) * 1997-03-28 1999-07-13 Scientific Design Company, Inc. Phosphorus/vanadium catalyst preparation
DE19727235A1 (de) * 1997-06-26 1999-01-07 Consortium Elektrochem Ind Verfahren zur Herstellung von Schalenkatalysatoren für die Synthese von Maleinsäureanhydrid durch Gasphasenoxidation
BE1012101A6 (fr) 1998-06-23 2000-05-02 Pantochim Sa Procede de conversion a haut rendement de n-butane en anhydride maleique par recyclage des gaz uses.
US6107234A (en) * 1999-01-29 2000-08-22 Scientific Design Company, Inc. Phosphorus/vanadium maleic anhydride catalyst preparation
ITMI991233A1 (it) * 1999-06-01 2000-12-01 Lonza Spa Procedimento per preparare un precursore di catalizzatore di ossido misto vanadio/fosforo
US6495486B1 (en) * 1999-11-10 2002-12-17 Tonen Chemical Corporation Intercalation compound and a vanadium phosphorus mixed oxide and a process for the preparation thereof
DE10011309A1 (de) * 2000-03-10 2001-09-13 Basf Ag Verfahren zur Herstellung von Maleinsäreanhydrid
DE10011307A1 (de) * 2000-03-10 2001-09-13 Basf Ag Katalysator und Verfahren zur Herstellung von Maleinsäureanhydrid
DE10046072A1 (de) * 2000-09-15 2002-03-28 Basf Ag Katalysator-Precursor für die Herstellung von Maleinsäureanhydrid
DE10211449A1 (de) * 2002-03-15 2003-09-25 Basf Ag Katalysator-Precursor für die Herstellung von Maleinsäureanhydrid und Verfahren zu dessen Herstellung
DE10211446A1 (de) * 2002-03-15 2003-10-02 Basf Ag Verfahren zur Herstellung eines Vanadium, Phosphor und Sauerstoff enthaltenden Katalysators
DE10211445A1 (de) * 2002-03-15 2003-10-02 Basf Ag Katalysator-Precursor für die Herstellung von Maleinsäureanhydrid und Verfahren zu dessen Herstellung
DE10219228A1 (de) 2002-04-30 2003-11-13 Symrise Gmbh & Co Kg Aromapartikel
DE10235355A1 (de) * 2002-08-02 2004-02-19 Basf Ag Verfahren zur Herstellung von Maleinsäureanhydrid
US6858561B2 (en) * 2003-05-15 2005-02-22 Scientific Design Company, Inc. Phosphorus/vanadium catalyst preparation
DE10334582A1 (de) * 2003-07-28 2005-02-24 Basf Ag Verfahren zur Herstellung von Maleinsäureanhydrid
EP1514598A1 (en) * 2003-09-15 2005-03-16 Lonza S.p.A. Niobium doped vanadium/phosphorus mixed oxide catalyst
DE102005035978A1 (de) * 2005-07-28 2007-02-01 Basf Ag Katalysator und Verfahren zur Herstellung von Maleinsäureanhydrid
TW200719968A (en) * 2005-10-31 2007-06-01 Sued Chemie Ag Catalyst molding for partial oxidation reactions
US20070270597A1 (en) * 2006-05-18 2007-11-22 Basf Aktiengesellschaft Process for preparing maleic anhydride in a microchannel reactor
MY148320A (en) * 2006-09-05 2013-03-29 Huntsman Spec Chem Corp Maleic anhydride catalyst and method for its preparation
DE102007012722A1 (de) 2007-03-16 2008-09-18 Basf Se Polynäres Metall-Vanadiumoxidphosphat
DE102007012723A1 (de) 2007-03-16 2008-09-18 Basf Se Polynäres Vanadylpyrophosphat
DE102007012724A1 (de) 2007-03-16 2008-09-18 Basf Se Polynäres Metalloxidphosphat
DE102007012725A1 (de) 2007-03-16 2008-09-18 Basf Se Polynäres Metalloxidphosphat
WO2009055406A2 (en) 2007-10-22 2009-04-30 Huntsman Petrochemical Corporation Improved oxidation catalyst for maleic anhydride production
CN103357446B (zh) * 2008-10-21 2016-03-16 亨斯迈石油化学有限责任公司 用于马来酸酐生产的高孔容vpo催化剂
ES2700658T3 (es) 2008-12-22 2019-02-18 Basf Se Catalizador y procedimiento para la preparación de anhídrido maleico
EP2379223A2 (de) 2008-12-22 2011-10-26 Basf Se Katalysatorformkörper und verfahren zur herstellung von maleinsäureanhydrid
CN102574112A (zh) 2009-08-26 2012-07-11 巴斯夫欧洲公司 生产马来酸酐的催化剂前体及其制备方法
EP2498904A2 (de) * 2009-11-10 2012-09-19 Basf Se Rohrbündelreaktor zur herstellung von maleinsäureanhydrid
KR20130102589A (ko) * 2010-09-10 2013-09-17 헌츠만 페트로케미칼 엘엘씨 말레산 무수물 제조를 위한, 낮은 바나듐 산화 상태를 갖는 개선된 vpo 촉매
DE102010040923A1 (de) 2010-09-16 2012-03-22 Basf Se Verfahren zur Herstellung von Acrylsäure aus Ethanol und Formaldehyd
DE102010040921A1 (de) 2010-09-16 2012-03-22 Basf Se Verfahren zur Herstellung von Acrylsäure aus Methanol und Essigsäure
US8658557B2 (en) 2011-10-25 2014-02-25 Ineos Usa Llc Catalyst for n-butane oxidation to maleic anhydride
US8785344B2 (en) 2012-02-20 2014-07-22 Basf Se Gas phase oxidation catalyst with low charge transport activation energy
EP2781262B1 (en) * 2013-03-22 2020-05-27 Clariant International Ltd Removable protective coating for the receipt of a dust free catalyst
DE102013008207A1 (de) 2013-05-14 2014-11-20 Basf Se Verfahren zur Herstellung von Acrylsäure mit hoher Raum-Zeit-Ausbeute
DE102013008206A1 (de) 2013-05-14 2014-11-20 Basf Se Verfahren zur Herstellung von Vinylidencarbonsäure(ester)n durch Umsetzung von Formaldehyd mit Alkylcarbonsäure(estern)n
US9073846B2 (en) 2013-06-05 2015-07-07 Celanese International Corporation Integrated process for the production of acrylic acids and acrylates
US9120743B2 (en) 2013-06-27 2015-09-01 Celanese International Corporation Integrated process for the production of acrylic acids and acrylates
CN104028288B (zh) * 2014-06-27 2016-08-24 大连龙缘化学有限公司 一种用于正丁烷氧化制备顺酐的催化剂
US9675966B2 (en) 2015-07-16 2017-06-13 Ineos Europe Ag Catalyst for n-butane oxidation to maleic anhydride
CN107866240B (zh) * 2016-09-23 2020-12-01 中国石油化工股份有限公司 用于制备顺丁烯二酸酐的催化剂及其制备方法
CN111097467B (zh) * 2018-10-25 2022-10-11 中国石油化工股份有限公司 低碳烃选择氧化的钒磷催化剂前驱体的活化方法
CN111097465B (zh) * 2018-10-25 2022-10-11 中国石油化工股份有限公司 钒磷氧化物催化剂的制备方法
IT201900013167A1 (it) * 2019-07-29 2021-01-29 Polynt S P A Letto catalitico multistrato per l'ossidazione parziale di n-butano ad anidride maleica.
CN112705233A (zh) * 2019-10-24 2021-04-27 中国石油化工股份有限公司 一种钒磷氧催化剂及其制备方法和应用
CN115443188B (zh) 2020-05-26 2024-11-08 巴斯夫欧洲公司 具有改进性能的催化剂成型体、其制备和用途
WO2023041215A1 (en) 2021-09-14 2023-03-23 Polynt S.P.A. Catalyst for the partial oxidation of n-butane to maleic anhydride
CN116328801B (zh) * 2021-12-22 2024-07-02 中国石油化工股份有限公司 夹心型苯制马来酸酐催化剂及其制备方法和应用
KR20240152858A (ko) 2022-03-02 2024-10-22 폴린트 에스.피.에이. 바나듐/인 혼합 옥사이드 촉매 전구체를 말레산 무수물 생산을 위한 활성 촉매로 변환하는 방법
DE102022004204A1 (de) 2022-11-12 2024-05-23 Hans-Jürgen Eberle Vefahren zur Herstellung von Maleinsäureanhydrid
WO2025032125A1 (en) 2023-08-07 2025-02-13 Basf Se Quality-optimized process for preparing a vanadium/phosphorous mixed oxide catalyst
WO2025219457A2 (de) * 2024-04-18 2025-10-23 Clariant International Ltd Vpo-katalysator in der form eines verbesserten formkörpers sowie verfahren zu dessen herstellung

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE791770A (fr) * 1971-11-22 1973-05-22 Chevron Res Catalyseurs d'oxydation a l'oxyde de vanadium et de phosphore
US3856824A (en) * 1971-12-27 1974-12-24 Monsanto Co Modified p-v-fe catalyst for production of maleic anhydride from saturated aliphatic hydrocarbons
BE791294A (fr) * 1972-01-03 1973-05-14 Chem Systems Procede d'oxydation du butane pour former de l'anhydride maleique
US3888886A (en) * 1972-06-08 1975-06-10 Mobil Oil Corp Oxidation of alkanes to maleic anhydride using promoted vanadium-phosphorus catalyst
US3864280A (en) * 1972-06-19 1975-02-04 Chevron Res Catalyst for a n-butane oxidation to maleic anhydride
US4187235A (en) * 1972-09-18 1980-02-05 Chevron Research Company Method for preparing maleic anhydride
US3980585A (en) * 1974-05-28 1976-09-14 Petro-Tex Chemical Corporation Catalyst and process for preparing maleic anhydride from C4 hydrocarbons
US4018709A (en) * 1975-03-17 1977-04-19 Petro-Tex Chemical Corporation Catalyst for preparing maleic anhydride from C4 hydrocarbons
US4251390A (en) * 1979-06-11 1981-02-17 Denka Chemical Corporation Partial oxidation catalyst
US4312787A (en) * 1979-12-17 1982-01-26 Standard Oil Company Coated catalysts containing high loading of active phase, particularly useful in the preparation of maleic anhydride
US4333853A (en) * 1980-05-05 1982-06-08 The Standard Oil Company Mixed vanadium phosphorus oxide catalysts and preparation thereof
US4315864A (en) * 1980-10-22 1982-02-16 Standard Oil Company (Ohio) Preparation of maleic anhydride
US4562269A (en) * 1981-12-07 1985-12-31 Union Oil Company Of California Method of producing maleic anhydride
DE3130343A1 (de) * 1981-07-31 1983-02-17 Bayer Ag, 5090 Leverkusen Vanadium/phosphor-mischoxid-katalysator, verfahren zu dessen herstellung sowie dessen verwendung
US4374756A (en) * 1981-09-09 1983-02-22 Koppers Company, Inc. Vanadium-hydrogen-phosphorus-oxygen catalytic material
CA1197230A (en) * 1982-06-30 1985-11-26 Dennis E. Dria Preparation of improved mixed vanadium phosphorus oxide catalysts and their use in oxidation processes
US4567158A (en) * 1983-12-28 1986-01-28 Monsanto Company Process for preparing phosphorus-vanadium mixed oxide oxidation catalysts
US4632916A (en) * 1985-07-15 1986-12-30 E. I. Du Pont De Nemours And Company Fumed silica modified catalyst
US4632915A (en) * 1985-10-28 1986-12-30 Monsanto Company Iron/lithium--promoted catalysts for the production of maleic anhydride
US4670415A (en) * 1985-10-28 1987-06-02 Monsanto Company Process for the preparation of iron/lithium -promoted catalysts for the production of maleic anhydride

Also Published As

Publication number Publication date
YU58492A (sh) 1994-06-10
WO1993000166A1 (en) 1993-01-07
CA2103448A1 (en) 1992-12-28
DE69215239D1 (de) 1996-12-19
TW221972B (enExample) 1994-04-01
ATE145155T1 (de) 1996-11-15
ZA923853B (en) 1993-04-28
SK147293A3 (en) 1994-09-07
HU9303702D0 (en) 1994-04-28
HUT69294A (en) 1995-09-28
BR9206206A (pt) 1995-06-13
CZ259993A3 (en) 1994-03-16
KR940701300A (ko) 1994-05-28
JP3322874B2 (ja) 2002-09-09
AU2220792A (en) 1993-01-25
EP0641256A1 (en) 1995-03-08
IL102020A0 (en) 1992-12-30
AR247494A1 (es) 1995-01-31
EP0520972A1 (en) 1992-12-30
US5137860A (en) 1992-08-11
JPH06509018A (ja) 1994-10-13
CN1068053A (zh) 1993-01-20
EP0641256B1 (en) 1996-11-13
MX9202478A (es) 1992-12-01

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