ATE146770T1 - Verfahren zur herstellung von essigsäure - Google Patents

Verfahren zur herstellung von essigsäure

Info

Publication number
ATE146770T1
ATE146770T1 AT93303977T AT93303977T ATE146770T1 AT E146770 T1 ATE146770 T1 AT E146770T1 AT 93303977 T AT93303977 T AT 93303977T AT 93303977 T AT93303977 T AT 93303977T AT E146770 T1 ATE146770 T1 AT E146770T1
Authority
AT
Austria
Prior art keywords
acetic acid
weight
liquid reaction
reaction composition
producing acetic
Prior art date
Application number
AT93303977T
Other languages
English (en)
Inventor
Simon David Aubigne
Jeremy Bernard Cooper
Road Palace
Derrick John Watson
Bruce Leo Williams
Original Assignee
Bp Chem Int Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10716405&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE146770(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bp Chem Int Ltd filed Critical Bp Chem Int Ltd
Application granted granted Critical
Publication of ATE146770T1 publication Critical patent/ATE146770T1/de

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
    • C07C51/10—Preparation of carboxylic acids or their salts, halides or anhydrides by reaction with carbon monoxide
    • C07C51/12—Preparation of carboxylic acids or their salts, halides or anhydrides by reaction with carbon monoxide on an oxygen-containing group in organic compounds, e.g. alcohols
    • 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
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C53/00—Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen
    • C07C53/08—Acetic acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Luminescent Compositions (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Glass Compositions (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
AT93303977T 1992-06-02 1993-05-21 Verfahren zur herstellung von essigsäure ATE146770T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB929211671A GB9211671D0 (en) 1992-06-02 1992-06-02 Process

Publications (1)

Publication Number Publication Date
ATE146770T1 true ATE146770T1 (de) 1997-01-15

Family

ID=10716405

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93303977T ATE146770T1 (de) 1992-06-02 1993-05-21 Verfahren zur herstellung von essigsäure

Country Status (21)

Country Link
US (1) US5416237A (de)
EP (1) EP0573189B1 (de)
JP (1) JP3616400B2 (de)
KR (1) KR100280254B1 (de)
CN (1) CN1041820C (de)
AT (1) ATE146770T1 (de)
AU (1) AU646367B2 (de)
CA (1) CA2097478C (de)
DE (1) DE69306861T2 (de)
ES (1) ES2095572T3 (de)
FI (1) FI932515A (de)
GB (1) GB9211671D0 (de)
IN (1) IN186334B (de)
MX (1) MX9303294A (de)
MY (1) MY109016A (de)
NO (1) NO179040C (de)
NZ (1) NZ247742A (de)
RU (1) RU2102379C1 (de)
SG (1) SG50365A1 (de)
TW (1) TW345573B (de)
UA (1) UA26854C2 (de)

Families Citing this family (114)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9120902D0 (en) * 1991-10-02 1991-11-13 Bp Chem Int Ltd Purification process
GB9306409D0 (en) * 1993-03-26 1993-05-19 Bp Chem Int Ltd Process
JP3332594B2 (ja) 1994-08-12 2002-10-07 ダイセル化学工業株式会社 酢酸の精製方法
GB9503385D0 (en) * 1995-02-21 1995-04-12 Bp Chem Int Ltd Process
KR100403367B1 (ko) * 1995-04-27 2004-03-26 다이셀 가가꾸 고교 가부시끼가이샤 아세트산제조법
US5760279A (en) * 1995-06-19 1998-06-02 Bp Chemicals Limited Process for the carbonylation of alkyl alcohols
GB9512427D0 (en) * 1995-06-19 1995-08-23 Bp Chem Int Ltd Process
US5817869A (en) * 1995-10-03 1998-10-06 Quantum Chemical Corporation Use of pentavalent Group VA oxides in acetic acid processing
US6031129A (en) * 1995-10-03 2000-02-29 Quantum Chemical Corporation Use of pentavalent group VA oxides in acetic acid processing
US5831120A (en) * 1996-11-19 1998-11-03 Watson; Derrick John Process for the production of acetic acid
GB9626324D0 (en) * 1996-12-19 1997-02-05 Bp Chem Int Ltd Process
SG65716A1 (en) * 1996-12-30 1999-06-22 Chiyoda Chem Eng Construct Co Process for the production of carbonyl compound
GB9711492D0 (en) * 1997-06-03 1997-07-30 Bp Chem Int Ltd Compounds
US6043392A (en) * 1997-06-30 2000-03-28 Texas A&M University System Method for conversion of biomass to chemicals and fuels
GB9715489D0 (en) * 1997-07-23 1997-10-01 Bp Chem Int Ltd Composition
GB9816385D0 (en) 1998-07-29 1998-09-23 Bp Chem Int Ltd Process
GB9819606D0 (en) 1998-09-08 1998-11-04 Bp Chem Int Ltd Carbonylation process
US6552221B1 (en) 1998-12-18 2003-04-22 Millenium Petrochemicals, Inc. Process control for acetic acid manufacture
US6225498B1 (en) 2000-03-24 2001-05-01 Celanese International Corporation Method of removing organic iodides from organic media
JP4891482B2 (ja) * 2001-02-06 2012-03-07 千代田化工建設株式会社 カルボン酸の製造方法
US6657078B2 (en) 2001-02-07 2003-12-02 Celanese International Corporation Low energy carbonylation process
CN100430363C (zh) * 2003-10-30 2008-11-05 上海吴泾化工有限公司 一种羰基化生产醋酸的改进方法及其装置
US7223883B2 (en) * 2004-03-02 2007-05-29 Celanese International Corporation Removal of permanganate reducing compounds from methanol carbonylation process stream
US7223886B2 (en) * 2004-03-02 2007-05-29 Celanese International Corporation Removal of permanganate reducing compounds from methanol carbonylation process stream
US7271293B2 (en) * 2004-03-02 2007-09-18 Celanese International Corporation Control method for process of removing permanganate reducing compounds from methanol carbonylation process
US7208624B2 (en) * 2004-03-02 2007-04-24 Celanese International Corporation Process for producing acetic acid
JP4489487B2 (ja) * 2004-04-02 2010-06-23 ダイセル化学工業株式会社 ヨウ化水素の分離方法
JP4732743B2 (ja) * 2004-12-06 2011-07-27 ダイセル化学工業株式会社 蒸留方法
JP4526381B2 (ja) 2004-12-27 2010-08-18 ダイセル化学工業株式会社 酢酸の製造方法
US7855306B2 (en) 2005-04-28 2010-12-21 Celanese International Corporation Process for the production of acetic acid
EP1954357A4 (de) * 2005-06-03 2011-04-20 U S Global Nanospace Inc Biologisches dekontaminationssystem
KR101300960B1 (ko) 2005-07-14 2013-08-27 가부시끼가이샤 다이셀 카르복실산의 제조 방법
US7737298B2 (en) * 2006-06-09 2010-06-15 Eastman Chemical Company Production of acetic acid and mixtures of acetic acid and acetic anhydride
US7582792B2 (en) * 2006-06-15 2009-09-01 Eastman Chemical Company Carbonylation process
CN100427449C (zh) * 2006-06-19 2008-10-22 上海吴泾化工有限公司 一种低压甲醇羰基合成醋酸的提纯方法
US7253304B1 (en) 2006-06-20 2007-08-07 Eastman Chemical Company Carbonylation process
US7629491B2 (en) * 2006-06-26 2009-12-08 Eastman Chemical Company Hydrocarboxylation process
US7485749B2 (en) * 2006-08-22 2009-02-03 Lyondell Chemical Technology, L.P. Preparation of acetic acid
US7902398B2 (en) 2007-04-25 2011-03-08 Celanese International Corporation Method and apparatus for carbonylation with reduced catalyst loss
US20090247783A1 (en) * 2008-04-01 2009-10-01 Eastman Chemical Company Carbonylation process
US7820855B2 (en) * 2008-04-29 2010-10-26 Celanese International Corporation Method and apparatus for carbonylating methanol with acetic acid enriched flash stream
RU2469783C2 (ru) 2008-04-29 2012-12-20 Селаниз Интернэшнл Корпорейшн Устройство для карбонилирования метанола, имеющее абсорбер с возможностью выбора из нескольких растворителей
KR20110056280A (ko) * 2008-08-13 2011-05-26 에이엠티 인터내셔널 인코포레이티드 대응하는 에스테르를 함유하는 공급 흐름으로부터 아세트산의 회수를 위한 공정 및 장치
US8076508B2 (en) * 2008-12-08 2011-12-13 Lyondell Chemical Technology Preparation of acetic acid
US7588690B1 (en) 2009-02-10 2009-09-15 The Purolite Company Method of iodide removal
US8455685B2 (en) * 2009-07-07 2013-06-04 Celanese International Corporation Acetic anhydride production by way of carbonylation with enhanced reaction and flashing
US8168822B2 (en) 2009-07-07 2012-05-01 Celanese International Corporation Acetic acid production by way of carbonylation with enhanced reaction and flashing
US8076512B2 (en) * 2009-08-27 2011-12-13 Equistar Chemicals, L.P. Preparation of acetic acid
US20110086929A1 (en) * 2009-10-13 2011-04-14 Brotech Corporation, doing business as The Purolite Company Method of iodide removal
US8575403B2 (en) 2010-05-07 2013-11-05 Celanese International Corporation Hydrolysis of ethyl acetate in ethanol separation process
US8704010B2 (en) 2010-05-07 2014-04-22 Celanese International Corporation Alcohol production process with impurity removal
US8785684B2 (en) 2010-06-14 2014-07-22 Celanese International Corporation Methanol carbonylation process with rhodium catalyst, an iodide salt and a metallic co-catalyst selected from transition metals, indium, strontium, barium, zinc, tin and heteropoly acids
CN103038206B (zh) 2010-06-14 2016-10-05 塞拉尼斯国际公司 羰基化方法
US8835681B2 (en) 2010-06-14 2014-09-16 Celanese International Corporation Methanol carbonylation process with rhodium catalyst and a lanthanide metal co-catalyst
WO2012148509A1 (en) 2011-04-26 2012-11-01 Celanese International Corporation Process for producing ethanol using a stacked bed reactor
US9272970B2 (en) 2010-07-09 2016-03-01 Celanese International Corporation Hydrogenolysis of ethyl acetate in alcohol separation processes
US8664454B2 (en) 2010-07-09 2014-03-04 Celanese International Corporation Process for production of ethanol using a mixed feed using copper containing catalyst
US8710279B2 (en) 2010-07-09 2014-04-29 Celanese International Corporation Hydrogenolysis of ethyl acetate in alcohol separation processes
US8846988B2 (en) 2010-07-09 2014-09-30 Celanese International Corporation Liquid esterification for the production of alcohols
EP2598467B1 (de) * 2010-07-26 2017-09-06 Daicel Corporation Verfahren zur herstellung von essigsäure
SG189063A1 (en) * 2010-10-06 2013-05-31 Daicel Corp Process for producing acetic acid
US9012683B2 (en) 2010-11-12 2015-04-21 Eastman Chemical Company Coproduction of acetic acid and acetic anhydride
MY161203A (en) * 2010-12-15 2017-04-14 Daicel Corp Process for producing acetic acid
SG190939A1 (en) * 2010-12-15 2013-07-31 Daicel Corp Process for producing acetic acid
US8637699B2 (en) 2011-04-15 2014-01-28 Lyondell Chemical Technology, L.P. Process for the manufacture of acetic acid
US8754268B2 (en) 2011-04-26 2014-06-17 Celanese International Corporation Process for removing water from alcohol mixtures
US8907141B2 (en) 2011-04-26 2014-12-09 Celanese International Corporation Process to recover alcohol with secondary reactors for esterification of acid
US9000233B2 (en) 2011-04-26 2015-04-07 Celanese International Corporation Process to recover alcohol with secondary reactors for hydrolysis of acetal
TW201302684A (zh) 2011-04-26 2013-01-16 Celanese Int Corp 由醋酸進料及再循環醋酸乙酯進料生產乙醇之製程
US9073816B2 (en) 2011-04-26 2015-07-07 Celanese International Corporation Reducing ethyl acetate concentration in recycle streams for ethanol production processes
US8592635B2 (en) 2011-04-26 2013-11-26 Celanese International Corporation Integrated ethanol production by extracting halides from acetic acid
US8742168B2 (en) 2011-05-31 2014-06-03 Lyondell Chemical Technology, L.P. Process for the production of acetic acid
US8895786B2 (en) 2011-08-03 2014-11-25 Celanese International Corporation Processes for increasing alcohol production
WO2013070216A1 (en) 2011-11-09 2013-05-16 Celanese International Corporation Integrated ethanol production from methanol via carbonylation and hydrogenation by extracting halides from acetic acid
US8614359B2 (en) 2011-11-09 2013-12-24 Celanese International Corporation Integrated acid and alcohol production process
US8686201B2 (en) 2011-11-09 2014-04-01 Celanese International Corporation Integrated acid and alcohol production process having flashing to recover acid production catalyst
EP2791099B1 (de) * 2011-12-16 2017-02-01 Celanese International Corporation Herstellung von essigsäure mit höherer katalysatorstabilität
TWI547477B (zh) 2012-03-14 2016-09-01 大賽璐股份有限公司 醋酸之製造方法
US8969613B2 (en) 2012-10-31 2015-03-03 Lyondellbasell Acetyls, Llc Removal of aldehydes in acetic acid production
AR094541A1 (es) 2013-01-25 2015-08-12 Daicel Corp Procedimiento para producir ácido carboxílico
CN104072330B (zh) * 2013-03-28 2016-01-13 中国石油化工股份有限公司 一种制备碘甲烷的方法和醋酸生产方法
US9505691B2 (en) 2014-10-02 2016-11-29 Celanese International Corporation Process for producing acetic acid
US9302975B1 (en) 2015-07-01 2016-04-05 Celanese International Corporation Process for flashing a reaction medium
US9695101B2 (en) 2014-11-14 2017-07-04 Celanese International Corporation Processes for producing acetic acid with decanter control
US9260369B1 (en) 2014-11-14 2016-02-16 Celanese International Corporation Processes for producing acetic acid product having low butyl acetate content
SG11201703439PA (en) * 2014-11-14 2017-05-30 Celanese Int Corp Processes for improving acetic acid yield by removing iron
US9340481B1 (en) 2014-11-14 2016-05-17 Celanese International Corporation Process for flashing a reaction medium comprising lithium acetate
CN107001223A (zh) * 2014-12-09 2017-08-01 利安德巴塞尔乙酰有限责任公司 磷酸盐在羧酸生产中的用途
US9428434B2 (en) * 2014-12-12 2016-08-30 Lyondellbasell Acetyls, Llc Water control in acetic acid production processes
CN105801402A (zh) * 2014-12-31 2016-07-27 中国石油化工股份有限公司 脱除醋酸中碘离子的方法
US9487464B2 (en) 2015-01-30 2016-11-08 Celanese International Corporation Processes for producing acetic acid
SG11201706008YA (en) 2015-01-30 2017-08-30 Celanese Int Corp Processes for producing acetic acid
US9561994B2 (en) 2015-01-30 2017-02-07 Celanese International Corporation Processes for producing acetic acid
EP3250545B1 (de) 2015-01-30 2019-06-26 Celanese International Corporation Verfahren zur herstellung von essigsäure
US9512056B2 (en) 2015-02-04 2016-12-06 Celanese International Corporation Process to control HI concentration in residuum stream
US9505696B2 (en) 2015-02-04 2016-11-29 Celanese International Corporation Process to control HI concentration in residuum stream
US10413840B2 (en) 2015-02-04 2019-09-17 Celanese International Coporation Process to control HI concentration in residuum stream
US9382186B1 (en) 2015-07-01 2016-07-05 Celanese International Corporation Process for producing acetic acid
US9302974B1 (en) 2015-07-01 2016-04-05 Celanese International Corporation Process for producing acetic acid
US9382183B1 (en) * 2015-07-01 2016-07-05 Celanese International Corporation Process for flashing a reaction medium
US9416088B1 (en) 2015-10-02 2016-08-16 Celanese International Corporation Process to produce acetic acid with recycle of water
RS63644B1 (sr) 2015-10-02 2022-10-31 Celanese Int Corp Postupak za proizvodnju sirćetne kiseline recikliranjem vode
US9957216B2 (en) 2015-11-13 2018-05-01 Celanese International Corporation Processes for producing acetic acid
JP2017165693A (ja) * 2016-03-17 2017-09-21 株式会社ダイセル 酢酸の製造方法
GB201616812D0 (en) * 2016-10-04 2016-11-16 Johnson Matthey Public Limited Company NOx adsorber catalyst
GB2554859A (en) 2016-10-04 2018-04-18 Johnson Matthey Plc NOx adsorber catalyst
CN107011118A (zh) * 2017-05-24 2017-08-04 北京三聚环保新材料股份有限公司 一种甲醇制备并精制乙醇的工艺
CN107141213A (zh) * 2017-05-24 2017-09-08 北京三聚环保新材料股份有限公司 一种甲醇羰基化合成醋酸的方法
US11773044B2 (en) * 2018-05-02 2023-10-03 Daicel Corporation Method for producing acetic acid
WO2021062544A1 (en) * 2019-10-02 2021-04-08 Enerkem Inc. Liquid phase removal of trace of iodide from an organic media using tertiary amine ion exchange adsorbent
WO2023137005A1 (en) 2022-01-11 2023-07-20 Lyondellbasell Acetyls, Llc Removal of aldehydes in acetic acid production
US20230257335A1 (en) 2022-02-14 2023-08-17 Lyondellbasell Acetyls, Llc Removal of aldehydes in acetic acid production
WO2023158791A1 (en) 2022-02-18 2023-08-24 Lyondellbasell Acetyls, Llc Removal of aldehydes in acetic acid production
WO2023225077A1 (en) 2022-05-19 2023-11-23 Lyondellbasell Acetyls, Llc Methods for improved control of glacial acetic acid processes

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE959183C (de) * 1954-06-20 1957-02-28 Wacker Chemie Gmbh Verfahren zur Reinigung von Essigsaeure durch Destillation
US3855307A (en) * 1967-02-20 1974-12-17 Monsanto Co Catalysis
SE364255B (de) * 1967-04-05 1974-02-18 Monsanto Co
US3769329A (en) * 1970-03-12 1973-10-30 Monsanto Co Production of carboxylic acids and esters
US3791935A (en) * 1971-11-10 1974-02-12 Monsanto Co Purification of carboxylic acids
US3769177A (en) * 1971-11-10 1973-10-30 Monsanto Co Purification of carboxylic acids by plural stage distillation with side stream draw-offs
US3845121A (en) * 1971-11-10 1974-10-29 Monsanto Co Process for separating carbonylation products from reaction mixture without catalyst decomposition
US4007130A (en) * 1975-12-29 1977-02-08 Monsanto Company Catalyst regeneration method
JPS5283315A (en) * 1975-12-29 1977-07-12 Chisso Corp Purification of acetic acid
JPS54115311A (en) * 1978-02-27 1979-09-07 Shionogi & Co Ltd New derivative of 2'-n-substituted aminoglycoside
US4374070A (en) * 1980-11-21 1983-02-15 Eastman Kodak Company Preparation of acetic anhydride
DE3170215D1 (en) * 1980-12-29 1985-05-30 Monsanto Co Carbonylation process employing a catalyst stabilised in soluble form
NL8204901A (nl) * 1981-12-30 1983-07-18 Halcon Sd Group Inc Zuivering van carbonyleringsprodukten.
JPS6054334A (ja) * 1983-09-02 1985-03-28 Daicel Chem Ind Ltd カルボン酸の製造法
CA1231965A (en) * 1983-12-02 1988-01-26 David J. Schreck Synergistic production of carboxylic acids from alcohols
CA1231966A (en) * 1983-12-02 1988-01-26 David J. Schreck Production of carboxylic acids from alcohols
GB8404136D0 (en) * 1984-02-16 1984-03-21 Bp Chem Int Ltd Carbonylation process
CA1228867A (en) * 1984-05-03 1987-11-03 G. Paull Torrence Methanol carbonylation process
US5001259A (en) * 1984-05-03 1991-03-19 Hoechst Celanese Corporation Methanol carbonylation process
US5144068A (en) * 1984-05-03 1992-09-01 Hoechst Celanese Corporation Methanol carbonylation process
US5026908A (en) * 1984-05-03 1991-06-25 Hoechst Celanese Corporation Methanol carbonylation process
US4615806B1 (en) * 1985-03-07 1994-05-03 Hoechst Co American Removal of iodide compounds from non-aqueous organic media
US4628041A (en) * 1986-02-10 1986-12-09 Celanese Corporation Rhodium and iodine recovery method
CA1299195C (en) * 1986-06-16 1992-04-21 G. Paull Torrence Addition of hydrogen to carbon monoxide feed gas in producing acetic acid by carbonylation of methanol
US4894477A (en) * 1986-10-14 1990-01-16 Hoechst Celanese Corporation Process for regenerating a carbonylation catalyst solution to remove corrosion metals and carbonylation of methanol to acetic acid
EP0296584B1 (de) * 1987-06-24 1992-03-25 Union Carbide Corporation Entfernung von Halogeniden von Karbonsäuren
GB8822661D0 (en) * 1988-09-27 1988-11-02 Bp Chem Int Ltd Removal of iodine/iodide impurities
GB8904125D0 (en) * 1989-02-23 1989-04-05 British Petroleum Co Plc Process for preparing carboxylic acids
EP0391680B1 (de) * 1989-04-06 1994-06-15 BP Chemicals Limited Verfahren zur Herstellung von Carbonsäuren
US5237097A (en) * 1990-02-09 1993-08-17 Quantum Chemical Corporation Catalytic carbonylation process
GB9022787D0 (en) * 1990-10-19 1990-12-05 British Petroleum Co Plc Process
GB9023634D0 (en) * 1990-10-31 1990-12-12 British Petroleum Co Plc Process for purifying acetic acid and/or acetic anhydride
GB9106298D0 (en) * 1991-03-25 1991-05-08 Bp Chem Int Ltd Process
GB9122168D0 (en) * 1991-10-18 1991-11-27 Bp Chem Int Ltd Process

Also Published As

Publication number Publication date
GB9211671D0 (en) 1992-07-15
NZ247742A (en) 1994-10-26
RU2102379C1 (ru) 1998-01-20
AU3985593A (en) 1993-12-16
KR940000414A (ko) 1994-01-03
MX9303294A (es) 1994-07-29
US5416237A (en) 1995-05-16
FI932515A (fi) 1993-12-03
NO179040C (no) 1996-07-24
MY109016A (en) 1996-11-30
CA2097478C (en) 2004-05-04
JP3616400B2 (ja) 2005-02-02
AU646367B2 (en) 1994-02-17
NO931984D0 (no) 1993-06-01
CN1041820C (zh) 1999-01-27
KR100280254B1 (ko) 2001-02-01
EP0573189B1 (de) 1996-12-27
DE69306861T2 (de) 1997-05-07
ES2095572T3 (es) 1997-02-16
JPH0640999A (ja) 1994-02-15
NO179040B (no) 1996-04-15
EP0573189A1 (de) 1993-12-08
CN1085540A (zh) 1994-04-20
FI932515A0 (fi) 1993-06-02
DE69306861D1 (de) 1997-02-06
NO931984L (no) 1993-12-03
SG50365A1 (en) 1998-07-20
TW345573B (en) 1998-11-21
CA2097478A1 (en) 1993-12-03
IN186334B (de) 2001-08-11
UA26854C2 (uk) 1999-12-29

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