DE69612421D1 - Von Aldehyden stammendes Tensid und Verfahren zum Behandeln von Abwässern aus Industrie, Handel oder öffentliche Körperschaften - Google Patents
Von Aldehyden stammendes Tensid und Verfahren zum Behandeln von Abwässern aus Industrie, Handel oder öffentliche KörperschaftenInfo
- Publication number
- DE69612421D1 DE69612421D1 DE69612421T DE69612421T DE69612421D1 DE 69612421 D1 DE69612421 D1 DE 69612421D1 DE 69612421 T DE69612421 T DE 69612421T DE 69612421 T DE69612421 T DE 69612421T DE 69612421 D1 DE69612421 D1 DE 69612421D1
- Authority
- DE
- Germany
- Prior art keywords
- aldehydes
- trade
- industry
- waste water
- treating waste
- 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 - Fee Related
Links
- 150000001299 aldehydes Chemical class 0.000 title 1
- 239000004094 surface-active agent Substances 0.000 title 1
- 239000002351 wastewater Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K23/00—Use of substances as emulsifying, wetting, dispersing, or foam-producing agents
- C09K23/017—Mixtures of compounds
- C09K23/018—Mixtures of two or more different organic oxygen-containing compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/02—Separation of non-miscible liquids
- B01D17/04—Breaking emulsions
- B01D17/047—Breaking emulsions with separation aids
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/547—Tensides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
- C08G65/2603—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen
- C08G65/2606—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen containing hydroxyl groups
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K23/00—Use of substances as emulsifying, wetting, dispersing, or foam-producing agents
- C09K23/42—Ethers, e.g. polyglycol ethers of alcohols or phenols
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/72—Ethers of polyoxyalkylene glycols
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/825—Mixtures of compounds all of which are non-ionic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2650/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G2650/28—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule characterised by the polymer type
- C08G2650/38—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule characterised by the polymer type containing oxygen in addition to the ether group
- C08G2650/44—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule characterised by the polymer type containing oxygen in addition to the ether group containing acetal or formal groups
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/72—Ethers of polyoxyalkylene glycols
- C11D1/721—End blocked ethers
-
- C11D2111/12—
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/908—Organic
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/439,964 US5744065A (en) | 1995-05-12 | 1995-05-12 | Aldehyde-based surfactant and method for treating industrial, commercial, and institutional waste-water |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69612421D1 true DE69612421D1 (de) | 2001-05-17 |
DE69612421T2 DE69612421T2 (de) | 2001-11-22 |
Family
ID=23746857
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69612421T Expired - Fee Related DE69612421T2 (de) | 1995-05-12 | 1996-05-10 | Von Aldehyden stammendes Tensid und Verfahren zum Behandeln von Abwässern aus Industrie, Handel oder öffentliche Körperschaften |
Country Status (9)
Country | Link |
---|---|
US (4) | US5744065A (de) |
EP (1) | EP0742177B1 (de) |
KR (1) | KR100329452B1 (de) |
CN (2) | CN1143536A (de) |
AU (1) | AU708763B2 (de) |
CA (1) | CA2176277C (de) |
DE (1) | DE69612421T2 (de) |
DK (1) | DK0742177T3 (de) |
MY (1) | MY132307A (de) |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5744065A (en) * | 1995-05-12 | 1998-04-28 | Union Carbide Chemicals & Plastics Technology Corporation | Aldehyde-based surfactant and method for treating industrial, commercial, and institutional waste-water |
US5744064A (en) * | 1995-05-12 | 1998-04-28 | Union Carbide Chemicals & Plastics Technology Corporation | Ketone-based surfactant and method for treating industrial, commerical, and institutional waste-water |
US6013185A (en) * | 1997-09-25 | 2000-01-11 | Rhodia Inc. | Recovery and reuse of nonionic surfactants from aqueous solutions |
DE19757904C1 (de) * | 1997-12-24 | 1999-07-22 | Celanese Gmbh | Verfahren zum Reinigen von Abwässern aus einer Aldolisierungsreaktion mit nachfolgender Hydrierung |
US6110231A (en) * | 1998-06-01 | 2000-08-29 | Boehme Filatex, Inc. | Method of processing textile products utilizing decomposable emulsifiers |
US7074936B2 (en) | 2001-05-29 | 2006-07-11 | Vanderbilt University | Cleavable surfactants and methods of use thereof |
US6824650B2 (en) | 2001-12-18 | 2004-11-30 | Kimberly-Clark Worldwide, Inc. | Fibrous materials treated with a polyvinylamine polymer |
US20040118540A1 (en) * | 2002-12-20 | 2004-06-24 | Kimberly-Clark Worlwide, Inc. | Bicomponent strengtheninig system for paper |
RU2365693C2 (ru) | 2003-07-31 | 2009-08-27 | Ниппон Пейпер Индастриз Ко.,Лтд. | Способы изготовления регенерированной бумажной массы, способы модификации поверхностей волокон бумажной массы и примесей, а также устройство для изготовления бумажной массы |
US7201227B2 (en) * | 2004-12-20 | 2007-04-10 | Bj Services Company | Method and composition for treating a subterranean formation with splittable foams |
TWI311679B (en) * | 2006-04-28 | 2009-07-01 | Primax Electronics Ltd | A method of evaluating minimum sampling steps of auto focus |
US7758746B2 (en) * | 2006-10-06 | 2010-07-20 | Vary Petrochem, Llc | Separating compositions and methods of use |
US8062512B2 (en) * | 2006-10-06 | 2011-11-22 | Vary Petrochem, Llc | Processes for bitumen separation |
EP2069467B1 (de) * | 2006-10-06 | 2014-07-16 | Vary Petrochem, LLC | Trennungszusammensetzungen und verfahren zu ihrer verwendung |
US20080108522A1 (en) * | 2006-11-07 | 2008-05-08 | Bj Services Company | Use of anionic surfactants as hydration aid for fracturing fluids |
MY156416A (en) * | 2007-09-14 | 2016-02-26 | Kao Corp | Alkali-type nonionic surfactant composition |
US7816305B2 (en) * | 2008-05-15 | 2010-10-19 | Halliburton Energy Services, Inc. | Reversible surfactants and methods of use in subterranean formations |
EP2905370A1 (de) * | 2008-06-19 | 2015-08-12 | Electrolux Home Products Corporation N.V. | Waschverfahren und Waschmaschine mit diesem Verfahren |
WO2010036884A1 (en) | 2008-09-25 | 2010-04-01 | Segetis, Inc. | Ketal ester derivatives |
KR101533563B1 (ko) * | 2009-05-29 | 2015-07-09 | 세게티스, 인코포레이티드. | 용매, 용액, 세정 조성물 및 방법 |
CN101962531B (zh) * | 2009-07-22 | 2013-07-24 | 李英范 | 三次采油用聚无机盐多功能驱油增效剂及其生产方法 |
ES2400266T3 (es) * | 2009-10-02 | 2013-04-08 | Cognis Ip Management Gmbh | Acetales alcoxilados de glicerol y sus derivados |
CN102970967A (zh) | 2010-05-10 | 2013-03-13 | 赛格提斯有限公司 | 芳香制剂、其制备方法以及包含其的制品 |
CN103052691B (zh) | 2010-08-12 | 2014-05-28 | 赛格提斯有限公司 | 包含羧基酯缩酮聚结物的胶乳涂层组合物、其制备方法和应用 |
EP2603836A4 (de) | 2010-08-12 | 2017-08-02 | Segetis, Inc. | Carboxy-ester-ketal-beseitigungszusammensetzungen, verfahren zur herstellung und verwendungen davon |
WO2012033813A2 (en) | 2010-09-07 | 2012-03-15 | Segetis, Inc. | Compositions for dyeing keratin fibers |
EP2630205A4 (de) | 2010-10-18 | 2015-01-21 | Segetis Inc | Mit wasser verdünnbare beschichtungszusammensetzungen mit carboxy-ester-ketalen, verfahren zu ihrer herstellung und verwendungen davon |
US8349777B2 (en) * | 2010-11-22 | 2013-01-08 | Chevron Oronite Company Llc | Lubricating composition containing 1,3-dioxolane-4-methanol compounds as antiwear additives |
EP2739699B1 (de) * | 2011-08-01 | 2021-04-21 | Rhodia Operations | Verwendung von umweltfreundlichen lösungsmitteln zum ersetzen von lösungsmitteln auf glykolbasis |
MX2014001530A (es) | 2011-08-25 | 2014-02-27 | Ashland Licensing & Intellectu | Metodo para aumentar las ventajas de la fuerza ayuda en la produccion de papel y carton. |
KR101904824B1 (ko) * | 2011-09-06 | 2018-11-29 | 리쿠아비스타 비.브이. | 계면활성제 및 그것을 이용하여 전기 습윤 표시 장치를 제조하는 방법 |
PT2761083T (pt) | 2011-09-30 | 2017-08-24 | Kemira Oyj | Papel e métodos para produzir papel |
US9777434B2 (en) | 2011-12-22 | 2017-10-03 | Kemira Dyj | Compositions and methods of making paper products |
WO2013179139A1 (en) | 2012-05-30 | 2013-12-05 | Kemira Oyj | Compositions and methods of making paper products |
US9328462B2 (en) | 2012-06-22 | 2016-05-03 | Kemira, Oyj | Compositions and methods of making paper products |
US9458414B2 (en) | 2012-09-21 | 2016-10-04 | Gfbiochemicals Limited | Cleaning, surfactant, and personal care compositions |
WO2014049437A1 (en) | 2012-09-26 | 2014-04-03 | Kemira Oyj | Absorbent materials, products including absorbent materials, compositions, and methods of making absorbent materials |
JP2016506383A (ja) | 2012-11-29 | 2016-03-03 | サジティス・インコーポレイテッド | カルボキシエステルケタール、その製造方法および使用 |
US9562326B2 (en) | 2013-03-14 | 2017-02-07 | Kemira Oyj | Compositions and methods of making paper products |
WO2015140032A1 (de) * | 2014-03-19 | 2015-09-24 | Basf Se | Glycerinacetalpolyether und ihre verwendung in lithiumzellen |
MX2018009907A (es) | 2016-02-16 | 2018-09-11 | Kemira Oyj | Metodo para la produccion de papel. |
CN109072565B (zh) | 2016-02-29 | 2021-07-30 | 凯米拉公司 | 软化剂组合物 |
US11473004B2 (en) | 2016-12-02 | 2022-10-18 | University Of Wyoming | Microemulsions and uses thereof to displace oil in heterogeneous porous media |
EP3601489B1 (de) * | 2017-03-22 | 2023-08-02 | SABIC Global Technologies B.V. | Brennstoffadditive zur erhöhung der oktanzahl |
Family Cites Families (40)
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US3244753A (en) * | 1966-04-05 | Process f-or manufacture cf acetals | ||
US2905719A (en) * | 1959-09-22 | Cxhzo | ||
GB414772A (en) * | 1932-11-05 | 1934-08-07 | Ig Farbenindustrie Ag | Improvements in the manufacture and production of substances suitable as wetting, washing, dispersing and like agents |
NL89229C (de) * | 1952-11-29 | |||
US2786081A (en) * | 1954-01-08 | 1957-03-19 | Quaker Chemical Products Corp | Acetal condensation products |
US3058981A (en) * | 1958-11-14 | 1962-10-16 | Richardson Merrell Inc | 2-methyl-2-nonyl-4-hydroxymethyl-1, 3-dioxolane and carbamates thereof |
NL295816A (de) * | 1962-07-27 | |||
US3948953A (en) * | 1969-08-05 | 1976-04-06 | Texaco Inc. | Dioxolane derivatives having surfactant properties |
US3909460A (en) * | 1969-08-05 | 1975-09-30 | Texaco Inc | Detergent compositions containing dioxolanes as surfactants and their preparation |
US3725438A (en) * | 1970-10-16 | 1973-04-03 | Petro Tex Chem Corp | Production of cyclic acetals |
US4060532A (en) * | 1972-03-15 | 1977-11-29 | Ici United States Inc. | Halogenated dioxolane tranquilizers |
US3931337A (en) * | 1974-08-19 | 1976-01-06 | Basf Wyandotte Corporation | Multi-block polyacetal copolymer surfactants |
US4189609A (en) * | 1974-08-19 | 1980-02-19 | Basf Wyandotte Corporation | Multi-block coupled polyoxyalkylene copolymer surfactants |
FR2302969A1 (fr) * | 1975-03-03 | 1976-10-01 | Mitsui Toatsu Chemicals | Procede pour le traitement de deshuilage d'une eau residuaire contenant des substances huileuses |
US4198294A (en) * | 1975-06-16 | 1980-04-15 | The Redux Corporation, Inc. | Water purification system |
CA1076274A (en) * | 1975-12-12 | 1980-04-22 | Canadian D. A. Stuart Oil Co. Limited | Separation and recovery of lipid material from aqueous media |
US4360439A (en) * | 1977-10-20 | 1982-11-23 | Montedison S.P.A. | Composition for the de-inking of printed waste paper by the washing process |
SE439505B (sv) * | 1977-10-20 | 1985-06-17 | Montedison Spa | Tvettningsforfarande for avfergning av tryckt returpapper samt avfergningskomposition |
EP0054366A3 (de) * | 1980-12-15 | 1982-08-11 | Imperial Chemical Industries Plc | Tensio-aktive Substanzen und die sie enthaltenden Zusammensetzungen |
US4408084A (en) * | 1981-01-09 | 1983-10-04 | Basf Wyandotte Corporation | Non-ionic surfactants containing acetal groups |
JPS5813530A (ja) * | 1981-07-20 | 1983-01-26 | Kao Corp | 2,3−ジアルコキシプロピルグリセリルエ−テル及びその製造法並びにこれを含有する化粧料 |
US4483741A (en) * | 1982-08-10 | 1984-11-20 | Economics Laboratory, Inc. | Low-foaming, pH sensitive, alkylamine polyether surface active agents and methods for using |
US4605773A (en) * | 1982-08-10 | 1986-08-12 | Diamond Shamrock Chemicals Company | Low-foaming, pH sensitive, alkylamine polyether surface active agents and methods for using |
DE3318592A1 (de) * | 1983-05-21 | 1984-11-22 | Hoechst Ag, 6230 Frankfurt | Grenzflaechenaktive polyglykolaetheracetale |
US4675125A (en) * | 1984-07-02 | 1987-06-23 | Cincinnati-Vulcan Company | Multi-purpose metal cleaning composition containing a boramide |
DE3441542A1 (de) * | 1984-11-14 | 1986-05-15 | Hoechst Ag, 6230 Frankfurt | Grenzflaechenaktive polyglykolaetheracetale |
US4977281A (en) * | 1987-12-21 | 1990-12-11 | Milliken Research Corporation | Polyoxyalkylene amino alcohols and polyoxyalkylene amino 1,3-dioxanes and 1,3-dioxolanes |
US5076937A (en) * | 1990-07-26 | 1991-12-31 | Unitog Rental Services, Inc. | Method for removal of fat, oil and grease from laundry wash water |
US5114607A (en) * | 1990-08-08 | 1992-05-19 | Betz Laboratories, Inc. | Low foaming alkaline cleaner comprising a surfactant mixture of an EO-PO-EO block copolymer and a PO-ZO-PO block copolymer |
US5207922A (en) * | 1990-10-25 | 1993-05-04 | Diversey Corporation | Method for treating laundry waste water |
US5411670A (en) * | 1990-11-05 | 1995-05-02 | Halliburton Company | Method and composition for protecting metal surfaces from oxidative environments |
US5246590A (en) * | 1991-06-21 | 1993-09-21 | Dober Chemical Corporation | Water treatment to reduce fog levels controlled with streaming current detector |
US5167829A (en) * | 1991-06-21 | 1992-12-01 | Harold Diamond | System for treating commercial waste effluents |
US5137654A (en) * | 1991-10-17 | 1992-08-11 | Eaton Corporation | Process for reclaiming oil/water emulsion |
GB9124489D0 (en) * | 1991-11-18 | 1992-01-08 | Unilever Plc | Liquid cleaning products |
DE4142502A1 (de) * | 1991-12-21 | 1993-06-24 | Solvay Umweltchemie Gmbh | Blasenfreier wasserstoffeintrag in waessrige fluessigkeiten |
EP0649463A1 (de) * | 1992-07-08 | 1995-04-26 | Unilever Plc | Flüssige reinigungsprodukte |
US5454956A (en) * | 1993-04-01 | 1995-10-03 | Deluxe Corporation | Method of cleaning waste water and recovery of contaminants therefrom |
US5744065A (en) * | 1995-05-12 | 1998-04-28 | Union Carbide Chemicals & Plastics Technology Corporation | Aldehyde-based surfactant and method for treating industrial, commercial, and institutional waste-water |
US5744064A (en) * | 1995-05-12 | 1998-04-28 | Union Carbide Chemicals & Plastics Technology Corporation | Ketone-based surfactant and method for treating industrial, commerical, and institutional waste-water |
-
1995
- 1995-05-12 US US08/439,964 patent/US5744065A/en not_active Expired - Lifetime
-
1996
- 1996-05-10 CA CA002176277A patent/CA2176277C/en not_active Expired - Fee Related
- 1996-05-10 DK DK96303260T patent/DK0742177T3/da active
- 1996-05-10 DE DE69612421T patent/DE69612421T2/de not_active Expired - Fee Related
- 1996-05-10 EP EP96303260A patent/EP0742177B1/de not_active Expired - Lifetime
- 1996-05-10 MY MYPI96001781A patent/MY132307A/en unknown
- 1996-05-10 AU AU52223/96A patent/AU708763B2/en not_active Ceased
- 1996-05-10 KR KR1019960015340A patent/KR100329452B1/ko not_active IP Right Cessation
- 1996-05-11 CN CN96108406A patent/CN1143536A/zh active Pending
-
1997
- 1997-12-04 US US08/985,006 patent/US5919372A/en not_active Expired - Fee Related
-
1999
- 1999-03-03 US US09/261,371 patent/US6051035A/en not_active Expired - Fee Related
-
2000
- 2000-02-24 US US09/511,838 patent/US6306249B1/en not_active Expired - Fee Related
-
2001
- 2001-07-17 CN CN01123062A patent/CN1385509A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
KR100329452B1 (ko) | 2002-10-11 |
US5919372A (en) | 1999-07-06 |
EP0742177B1 (de) | 2001-04-11 |
CN1143536A (zh) | 1997-02-26 |
CA2176277A1 (en) | 1996-11-13 |
EP0742177A1 (de) | 1996-11-13 |
CA2176277C (en) | 2001-07-03 |
KR960041066A (ko) | 1996-12-17 |
AU5222396A (en) | 1996-11-21 |
MY132307A (en) | 2007-10-31 |
CN1385509A (zh) | 2002-12-18 |
US5744065A (en) | 1998-04-28 |
US6051035A (en) | 2000-04-18 |
DE69612421T2 (de) | 2001-11-22 |
US6306249B1 (en) | 2001-10-23 |
DK0742177T3 (da) | 2001-07-23 |
AU708763B2 (en) | 1999-08-12 |
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