ES2132117T3 - Membrana inorganica de material compuesto que comprende cristales de tamiz molecular. - Google Patents
Membrana inorganica de material compuesto que comprende cristales de tamiz molecular.Info
- Publication number
- ES2132117T3 ES2132117T3 ES92905770T ES92905770T ES2132117T3 ES 2132117 T3 ES2132117 T3 ES 2132117T3 ES 92905770 T ES92905770 T ES 92905770T ES 92905770 T ES92905770 T ES 92905770T ES 2132117 T3 ES2132117 T3 ES 2132117T3
- Authority
- ES
- Spain
- Prior art keywords
- crystals
- composite material
- molecular sieve
- material including
- including molecular
- 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
Links
- 239000013078 crystal Substances 0.000 title abstract 6
- 239000002131 composite material Substances 0.000 title abstract 2
- 239000012528 membrane Substances 0.000 title abstract 2
- 239000002808 molecular sieve Substances 0.000 title 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 title 1
- 239000011159 matrix material Substances 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/12—Composite membranes; Ultra-thin membranes
- B01D69/1216—Three or more layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/12—Composite membranes; Ultra-thin membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0039—Inorganic membrane manufacture
- B01D67/0046—Inorganic membrane manufacture by slurry techniques, e.g. die or slip-casting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0039—Inorganic membrane manufacture
- B01D67/0051—Inorganic membrane manufacture by controlled crystallisation, e,.g. hydrothermal growth
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0039—Inorganic membrane manufacture
- B01D67/0069—Inorganic membrane manufacture by deposition from the liquid phase, e.g. electrochemical deposition
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/02—Inorganic material
- B01D71/028—Molecular sieves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/02—Inorganic material
- B01D71/028—Molecular sieves
- B01D71/0281—Zeolites
-
- B01J35/59—
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/024—Multiple impregnation or coating
- B01J37/0246—Coatings comprising a zeolite
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/08—Specific temperatures applied
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/08—Specific temperatures applied
- B01D2323/081—Heating
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Chemistry (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Glass Compositions (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Liquid Crystal Substances (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Laminated Bodies (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
UNA MEMBRANA COMPUESTA INORGANICA QUE CONTIENE CRISTALES DE TAMIZ MOLECULAR, QUE CONSTA DE UN SOPORTE MACROPOROSO EN LOS QUE SE HAN COLOCADO CRISTALES DE TAMIZ MOLECULAR Y MODIFICACIONES DE LOS MISMOS A MODO SUSTANCIALMENTE DE MONOCAPA, ORIENTANDO DICHOS CRISTALES Y MODIFICACIONES DE LOS MISMOS DE TAL MODO QUE, HASTA UN PUNTO SUSTANCIAL, LOS POROS DE LOS CRISTALES DE TAMIZ FORMAN UN ANGULO COMPRENDIDO SIGNIFICATIVO RESPECTO A LA SUPERFICIE DE SOPORTE, HABIENDO ENTRE LOS CRISTALES UNA MATRIZ ESTANCA AL GAS, POR LO MENOS ESTANCA AL GAS HASTA UN PUNTO SUFICIENTE BAJO CONDICIONES PRACTICAS.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL9100217A NL9100217A (nl) | 1991-02-07 | 1991-02-07 | Moleculaire-zeefkristallen bevattend anorganisch composietmembraan. |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2132117T3 true ES2132117T3 (es) | 1999-08-16 |
Family
ID=19858845
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES92905770T Expired - Lifetime ES2132117T3 (es) | 1991-02-07 | 1992-02-07 | Membrana inorganica de material compuesto que comprende cristales de tamiz molecular. |
Country Status (11)
Country | Link |
---|---|
US (2) | US5429743A (es) |
EP (1) | EP0570486B1 (es) |
AT (1) | ATE179092T1 (es) |
AU (1) | AU1351992A (es) |
BR (1) | BR9205598A (es) |
CA (1) | CA2103585A1 (es) |
DE (1) | DE69228985T2 (es) |
ES (1) | ES2132117T3 (es) |
NL (1) | NL9100217A (es) |
NO (1) | NO303970B1 (es) |
WO (1) | WO1992013631A1 (es) |
Families Citing this family (71)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL9100217A (nl) * | 1991-02-07 | 1992-09-01 | Univ Delft Tech | Moleculaire-zeefkristallen bevattend anorganisch composietmembraan. |
NL9201204A (nl) * | 1992-07-06 | 1994-02-01 | Stichting Tech Wetenschapp | Membraan. |
NL9201940A (nl) * | 1992-11-05 | 1994-06-01 | Univ Delft Tech | Katalysatorsysteem van het gestructureerde type. |
ATE339249T1 (de) * | 1993-04-23 | 2006-10-15 | Exxonmobil Res & Eng Co | Molekularsiebschichten und verfahren zu ihrer herstellung |
NL9401260A (nl) * | 1993-11-12 | 1995-06-01 | Cornelis Johannes Maria Van Ri | Membraan voor microfiltratie, ultrafiltratie, gasscheiding en katalyse, werkwijze ter vervaardiging van een dergelijk membraan, mal ter vervaardiging van een dergelijk membraan, alsmede diverse scheidingssystemen omvattende een dergelijk membraan. |
JP3371533B2 (ja) * | 1994-03-31 | 2003-01-27 | エヌオーケー株式会社 | ガス分離膜の製造法 |
US5672388A (en) * | 1994-07-08 | 1997-09-30 | Exxon Research & Engineering Company | Membrane reparation and poer size reduction using interfacial ozone assisted chemical vapor deposition |
US5763347A (en) * | 1994-07-08 | 1998-06-09 | Exxon Research And Engineering Company | In-situ crystallized zeolite containing composition (LAI-ISC) |
DE69533510T2 (de) * | 1994-07-08 | 2005-09-15 | Exxon Research And Engineering Co. | Zeolith enthaltende zusammensetzung mit einer selektivität erhhöhenden beschichtung |
US5824617A (en) * | 1994-07-08 | 1998-10-20 | Exxon Research & Engineering Company | Low alkaline inverted in-situ crystallized zeolite membrane |
US5871650A (en) * | 1994-07-08 | 1999-02-16 | Exxon Research And Engineering Company | Supported zeolite membranes with controlled crystal width and preferred orientation grown on a growth enhancing layer |
US5654061A (en) * | 1995-01-17 | 1997-08-05 | E. I. Du Pont De Nemours And Company | Sulfide scavenging packaging materials |
GB9502292D0 (en) * | 1995-02-06 | 1995-03-29 | Bratton Graham J | Adsorbent material |
KR0158431B1 (ko) * | 1995-06-23 | 1998-11-16 | 윤덕용 | 수소분리용 무기재료막의 제조방법 |
CA2226925C (en) * | 1995-07-14 | 2006-10-17 | Subhas K. Sikdar | Absorbent filled membranes for removal of volatile compounds from wastewater |
FR2742070B1 (fr) * | 1995-12-08 | 1998-01-09 | Inst Francais Du Petrole | Procede d'elaboration controlee de membranes de zeolithe supportee |
GB9600082D0 (en) * | 1996-01-04 | 1996-03-06 | Exxon Chemical Patents Inc | Molecular sieves and processes for their manufacture |
SE9600970D0 (sv) * | 1996-03-14 | 1996-03-14 | Johan Sterte | Förfarande för framställning av mycket tunna filmer av molekylsiktar |
GB9607090D0 (en) * | 1996-04-03 | 1996-06-05 | Bratton Graham J | Improved membrane |
US5789024A (en) * | 1996-05-15 | 1998-08-04 | New Jersey Institute Of Technology | Subnanoscale composite, N2-permselective membrane for the separation of volatile organic compounds |
US6471745B1 (en) * | 1996-06-28 | 2002-10-29 | University Of Delaware | Nanoporous carbon catalytic membranes and method for making the same |
US5972079A (en) * | 1996-06-28 | 1999-10-26 | University Of Delaware | Supported carbogenic molecular sieve membrane and method of producing the same |
JP4044984B2 (ja) * | 1997-01-08 | 2008-02-06 | 日本碍子株式会社 | 吸着材 |
US6043177A (en) * | 1997-01-21 | 2000-03-28 | University Technology Corporation | Modification of zeolite or molecular sieve membranes using atomic layer controlled chemical vapor deposition |
US6060415A (en) * | 1997-02-10 | 2000-05-09 | National Science Council | Aligned molecular sieve crystals grown on anodic alumina membrane |
GB9709340D0 (en) * | 1997-05-09 | 1997-06-25 | Johnson Matthey Plc | Improvements in coated materials |
JP2981884B1 (ja) * | 1998-06-29 | 1999-11-22 | 工業技術院長 | ゼオライト膜の製造方法 |
EP1118378A1 (en) * | 1998-08-28 | 2001-07-25 | Toray Industries, Inc. | Transmittable film, electrolytic capacitor, method for preparing zeolite film, mfi type zeolite film, and method for separation |
NL1010097C2 (nl) * | 1998-09-15 | 2000-03-17 | Univ Twente | Scheidingsinrichting met keramisch membraan. |
FR2786710B1 (fr) * | 1998-12-04 | 2001-11-16 | Ceramiques Tech Soc D | Membrane comprenant un support poreux et une couche d'un tamis modeculaire et son procede de preparation |
US6649255B1 (en) | 1999-03-04 | 2003-11-18 | Douglas E. Fain, Sr. | Article and method for producing extremely small pore inorganic membranes |
GB9905560D0 (en) * | 1999-03-11 | 1999-05-05 | Exxon Chemical Patents Inc | Process for the manufacture of supported materials |
JP2003500189A (ja) * | 1999-05-20 | 2003-01-07 | エクソンモービル・ケミカル・パテンツ・インク | 炭化水素転化方法及びその方法に有用な触媒 |
EP1202791B1 (en) * | 1999-06-11 | 2006-12-27 | Gas Separation Technology, Inc. | Porous gas permeable material for gas separation |
DE19952725C1 (de) * | 1999-10-26 | 2001-05-17 | Inst Angewandte Chemie Berlin | Gasdurchlässige Membran und deren Verwendung zur Steuerung des Gasdurchganges |
US6767384B1 (en) | 2000-01-21 | 2004-07-27 | The Regents Of The University Of Colorado | Isomorphously substituted molecular sieve membranes |
JP4527229B2 (ja) * | 2000-02-28 | 2010-08-18 | 日本碍子株式会社 | モルデナイトゼオライト膜およびその製造方法 |
JP3871501B2 (ja) * | 2000-08-07 | 2007-01-24 | 株式会社ノリタケカンパニーリミテド | ゼオライト膜とその製造方法と膜リアクター |
US6395067B1 (en) * | 2000-09-15 | 2002-05-28 | Engelhard Corporation | Geometric separation processes involving modified CTS membranes |
GB0106478D0 (en) * | 2001-03-16 | 2001-05-02 | Univ Robert Gordon | Apparatus and method |
MXPA04002508A (es) * | 2001-09-17 | 2004-05-31 | Ngk Insulators Ltd | Metodo para preparar membrana de zeolita tipo ddr, membrana de zeolita tipo ddr y membrana de zeolita tipo ddr compuesta y metodo para preparar las mismas. |
US6626980B2 (en) * | 2001-09-21 | 2003-09-30 | L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Mixed matrix membranes incorporating chabazite type molecular sieves |
US20080134884A1 (en) * | 2002-06-24 | 2008-06-12 | Jack Sammons | Porous gas permeable material for gas separation |
US6663805B1 (en) | 2002-09-20 | 2003-12-16 | L'air Liquide Societe Anonyme A Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude | Process for making hollow fiber mixed matrix membranes |
KR100460450B1 (ko) * | 2002-10-04 | 2004-12-08 | 한국화학연구원 | 함침-롤링법에 의한 열적 안정성이 우수한 실리카 복합막의 제조방법 |
CN100429150C (zh) * | 2003-08-06 | 2008-10-29 | 三菱化学株式会社 | 沸石膜的制法和制造装置及由该法得到的沸石管状分离膜 |
US20110309016A1 (en) * | 2005-08-24 | 2011-12-22 | Mikel Duke | Desalination method and apparatus |
JP2007126341A (ja) * | 2005-11-07 | 2007-05-24 | Toshiba Corp | 異方性多孔質材料 |
US20090114089A1 (en) * | 2007-11-02 | 2009-05-07 | Chunqing Liu | Microporous Aluminophosphate Molecular Sieve Membranes for Highly Selective Separations |
US20090126567A1 (en) * | 2007-11-16 | 2009-05-21 | Chunqing Liu | Mixed Matrix Membranes Containing Molecular Sieves With Thin Plate Morphology |
GB0723841D0 (en) | 2007-12-06 | 2008-01-16 | Univ Leuven Kath | Enhancing catalytic activity of nanoprous materials |
WO2009158013A1 (en) * | 2008-06-26 | 2009-12-30 | Nano Terra Inc. | Methods for reducing the sensory effects of odorous compounds |
GR20080100438A (el) * | 2008-06-27 | 2010-01-27 | Μεθοδος χημικης διεισδυσης ατμων χαμηλης θερμοκρασιας, για την τροποποιηση του μεγεθους των πορων και την επιδιορθωση ατελειων σε μικροπορωδεις και νανοπορωδεις μεμβρανες | |
DE102008049756A1 (de) * | 2008-09-30 | 2010-05-27 | Osram Gesellschaft mit beschränkter Haftung | Schaltungsträger mit Transformator |
ITCS20100003A1 (it) | 2010-02-09 | 2011-08-10 | Univ Calabria | Membrana zeolitica per adesioni e colture di cellule, procedimento per la preparazione ed applicazione. |
AU2011223580B2 (en) * | 2010-03-04 | 2014-03-27 | Shell Internationale Research Maatschappij B.V. | Method of making SAPO-34 membranes for use in gas separations |
US8337588B2 (en) * | 2010-04-12 | 2012-12-25 | The Ohio State University Research Foundation | Modified zeolite Y membranes for high-performance CO2 separation |
US8647997B2 (en) * | 2010-11-30 | 2014-02-11 | General Electric Company | Zeolite membrane and methods of making the same |
WO2015066337A1 (en) | 2013-10-31 | 2015-05-07 | University Of Florida Research Foundation, Inc. | Porous polymer membranes, methods of making, and methods of use |
WO2016108996A1 (en) | 2014-10-17 | 2016-07-07 | The University Of Florida Research Foundation, Inc. | Methods and structures for light regulating coatings |
US10189967B2 (en) | 2015-05-08 | 2019-01-29 | University Of Florida Research Foundation, Inc. | Macroporous photonic crystal membrane, methods of making, and methods of use |
US11024859B2 (en) | 2016-02-04 | 2021-06-01 | Board Of Regents, The University Of Texas System | High temperature humidification membranes |
CN106179195B (zh) * | 2016-07-11 | 2019-08-23 | 武汉理工大学 | 一种梯度复合结构多级孔薄膜及其制备方法 |
WO2018035091A1 (en) | 2016-08-15 | 2018-02-22 | University Of Florida Research Foundation, Inc. | Methods and compositions relating to tunable nanoporous coatings |
CN108295670B (zh) * | 2017-01-12 | 2019-11-19 | 北京赛特超润界面科技有限公司 | 一种仿生二维离子通道功能膜材料及其制备方法 |
US11467094B2 (en) | 2017-05-17 | 2022-10-11 | University Of Florida Research Foundation, Inc. | Methods and sensors for detection |
US11480527B2 (en) | 2017-12-20 | 2022-10-25 | University Of Florida Research Foundation, Inc. | Methods and sensors for detection |
WO2019126171A1 (en) | 2017-12-21 | 2019-06-27 | University Of Florida Research Foundation | Substrates having a broadband antireflection layer and methods of forming a broadband antireflection layer |
US11819277B2 (en) | 2018-06-20 | 2023-11-21 | University Of Florida Research Foundation, Inc. | Intraocular pressure sensing material, devices, and uses thereof |
CN112744828B (zh) * | 2019-10-31 | 2022-10-14 | 上海工程技术大学 | 一种超薄分子筛膜及其制备方法 |
EP4149665A1 (en) * | 2020-05-12 | 2023-03-22 | ExxonMobil Technology and Engineering Company | Wax and lube base stock products using shape selective membrane separation |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2924630A (en) * | 1957-06-28 | 1960-02-09 | Union Oil Co | Fluid diffusion fractionation |
US4012206A (en) * | 1972-12-02 | 1977-03-15 | Gas Developments Corporation | Air cleaning adsorption process |
DE2641631C3 (de) * | 1976-09-16 | 1980-04-10 | Glienke, Peter O., 7582 Buehlertal | Verfahren zur Herstellung eines porösen keramischen Leichtgewichterzeugnisses |
US5127925A (en) * | 1982-12-13 | 1992-07-07 | Allied-Signal Inc. | Separation of gases by means of mixed matrix membranes |
JPS6028826A (ja) * | 1983-07-26 | 1985-02-14 | Hiroshi Suzuki | かご型ゼオライト薄膜表層を有する複合膜及びその製造法 |
JPS60129119A (ja) * | 1983-12-15 | 1985-07-10 | Matsushita Electric Ind Co Ltd | 気体分離膜 |
US4800187A (en) * | 1987-10-28 | 1989-01-24 | Corning Glass Works | Method of crystallizing a zeolite on the surface of a monolithic ceramic substrate |
DE3827049A1 (de) * | 1988-08-10 | 1990-02-15 | Schulten Rudolf Prof Dr | Zeolithisches molekularsieb zur trennung von fluiden |
JPH03221588A (ja) * | 1990-01-26 | 1991-09-30 | Showa Shell Sekiyu Kk | 液晶組成物用配合剤およびそれらを含む液晶組成物 |
US5019263A (en) * | 1990-06-05 | 1991-05-28 | Mobil Oil Corp. | Membrane composed of a pure molecular sieve |
US5069794A (en) * | 1990-06-05 | 1991-12-03 | Mobil Oil Corp. | Separation of mixture components over membrane composed of a pure molecular sieve |
US5110478A (en) * | 1990-06-05 | 1992-05-05 | Mobil Oil Corp. | Catalytic conversion over membrane composed of a pure molecular sieve |
NL9100217A (nl) * | 1991-02-07 | 1992-09-01 | Univ Delft Tech | Moleculaire-zeefkristallen bevattend anorganisch composietmembraan. |
-
1991
- 1991-02-07 NL NL9100217A patent/NL9100217A/nl not_active Application Discontinuation
-
1992
- 1992-02-07 DE DE69228985T patent/DE69228985T2/de not_active Expired - Fee Related
- 1992-02-07 CA CA002103585A patent/CA2103585A1/en not_active Abandoned
- 1992-02-07 EP EP92905770A patent/EP0570486B1/en not_active Expired - Lifetime
- 1992-02-07 AT AT92905770T patent/ATE179092T1/de not_active IP Right Cessation
- 1992-02-07 BR BR9205598A patent/BR9205598A/pt not_active Application Discontinuation
- 1992-02-07 AU AU13519/92A patent/AU1351992A/en not_active Abandoned
- 1992-02-07 WO PCT/NL1992/000029 patent/WO1992013631A1/en active IP Right Grant
- 1992-02-07 US US08/098,287 patent/US5429743A/en not_active Expired - Lifetime
- 1992-02-07 ES ES92905770T patent/ES2132117T3/es not_active Expired - Lifetime
-
1993
- 1993-08-06 NO NO932809A patent/NO303970B1/no not_active IP Right Cessation
-
1995
- 1995-03-10 US US08/402,108 patent/US5753121A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
AU1351992A (en) | 1992-09-07 |
US5429743A (en) | 1995-07-04 |
EP0570486B1 (en) | 1999-04-21 |
NO932809D0 (no) | 1993-08-06 |
WO1992013631A1 (en) | 1992-08-20 |
NL9100217A (nl) | 1992-09-01 |
BR9205598A (pt) | 1994-06-14 |
NO932809L (no) | 1993-10-07 |
EP0570486A1 (en) | 1993-11-24 |
US5753121A (en) | 1998-05-19 |
DE69228985T2 (de) | 1999-10-14 |
ATE179092T1 (de) | 1999-05-15 |
CA2103585A1 (en) | 1992-08-08 |
NO303970B1 (no) | 1998-10-05 |
DE69228985D1 (de) | 1999-05-27 |
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