ZA997867B - Method for carrying out subambient temperature, especially cryogenic, separation using refrigeration from a multicomponent refrigerant fluid. - Google Patents
Method for carrying out subambient temperature, especially cryogenic, separation using refrigeration from a multicomponent refrigerant fluid.Info
- Publication number
- ZA997867B ZA997867B ZA9907867A ZA997867A ZA997867B ZA 997867 B ZA997867 B ZA 997867B ZA 9907867 A ZA9907867 A ZA 9907867A ZA 997867 A ZA997867 A ZA 997867A ZA 997867 B ZA997867 B ZA 997867B
- Authority
- ZA
- South Africa
- Prior art keywords
- refrigeration
- separation
- carrying
- refrigerant fluid
- multicomponent refrigerant
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04248—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion
- F25J3/04278—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using external refrigeration units, e.g. closed mechanical or regenerative refrigeration units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04006—Providing pressurised feed air or process streams within or from the air fractionation unit
- F25J3/04078—Providing pressurised feed air or process streams within or from the air fractionation unit providing pressurized products by liquid compression and vaporisation with cold recovery, i.e. so-called internal compression
- F25J3/0409—Providing pressurised feed air or process streams within or from the air fractionation unit providing pressurized products by liquid compression and vaporisation with cold recovery, i.e. so-called internal compression of oxygen
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04406—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air using a dual pressure main column system
- F25J3/04412—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air using a dual pressure main column system in a classical double column flowsheet, i.e. with thermal coupling by a main reboiler-condenser in the bottom of low pressure respectively top of high pressure column
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04642—Recovering noble gases from air
- F25J3/04648—Recovering noble gases from air argon
- F25J3/04654—Producing crude argon in a crude argon column
- F25J3/04666—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system
- F25J3/04672—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system having a top condenser
- F25J3/04678—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system having a top condenser cooled by oxygen enriched liquid from high pressure column bottoms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2270/00—Refrigeration techniques used
- F25J2270/12—External refrigeration with liquid vaporising loop
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2270/00—Refrigeration techniques used
- F25J2270/66—Closed external refrigeration cycle with multi component refrigerant [MCR], e.g. mixture of hydrocarbons
-
- 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
- Y10S62/00—Refrigeration
- Y10S62/939—Partial feed stream expansion, air
- Y10S62/94—High pressure column
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Power Engineering (AREA)
- Separation By Low-Temperature Treatments (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/222,816 US6053008A (en) | 1998-12-30 | 1998-12-30 | Method for carrying out subambient temperature, especially cryogenic, separation using refrigeration from a multicomponent refrigerant fluid |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA997867B true ZA997867B (en) | 2000-07-05 |
Family
ID=22833816
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA9907867A ZA997867B (en) | 1998-12-30 | 1999-12-23 | Method for carrying out subambient temperature, especially cryogenic, separation using refrigeration from a multicomponent refrigerant fluid. |
Country Status (14)
Country | Link |
---|---|
US (1) | US6053008A (de) |
EP (1) | EP1016843B1 (de) |
JP (1) | JP2000205744A (de) |
KR (1) | KR20000048442A (de) |
CN (1) | CN1165736C (de) |
AR (1) | AR022039A1 (de) |
AT (1) | ATE265660T1 (de) |
AU (1) | AU6554099A (de) |
BR (1) | BR9905997A (de) |
CA (1) | CA2293133C (de) |
DE (1) | DE69916767T2 (de) |
IL (1) | IL133776A0 (de) |
NO (1) | NO996509L (de) |
ZA (1) | ZA997867B (de) |
Families Citing this family (40)
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US6481223B2 (en) * | 1999-12-03 | 2002-11-19 | Intermagnetics General Corporation-Polycold Systems, Inc. | Refrigerant blend free of R-22 for use in ultralow temperature refrigeration |
US6253577B1 (en) * | 2000-03-23 | 2001-07-03 | Praxair Technology, Inc. | Cryogenic air separation process for producing elevated pressure gaseous oxygen |
US6260380B1 (en) * | 2000-03-23 | 2001-07-17 | Praxair Technology, Inc. | Cryogenic air separation process for producing liquid oxygen |
ATE313051T1 (de) | 2000-06-28 | 2005-12-15 | Helix Tech Corp | Nichtentflammbare gemischte kältemittel zur verwendung mit einem drosselkühlkreislauf mit sehr niedriger temperatur |
KR100857487B1 (ko) * | 2000-06-28 | 2008-09-09 | 브룩스 오토메이션 인코퍼레이티드 | 극저온 교축 사이클 냉동 시스템에 사용하기 위한 불연성 혼합 냉매 |
US6269658B1 (en) | 2000-06-28 | 2001-08-07 | Praxair Technology, Inc. | Cryogenic rectification system with pulse tube refrigeration |
US6330811B1 (en) | 2000-06-29 | 2001-12-18 | Praxair Technology, Inc. | Compression system for cryogenic refrigeration with multicomponent refrigerant |
US6327865B1 (en) * | 2000-08-25 | 2001-12-11 | Praxair Technology, Inc. | Refrigeration system with coupling fluid stabilizing circuit |
US6357258B1 (en) * | 2000-09-08 | 2002-03-19 | Praxair Technology, Inc. | Cryogenic air separation system with integrated booster and multicomponent refrigeration compression |
US6357257B1 (en) | 2001-01-25 | 2002-03-19 | Praxair Technology, Inc. | Cryogenic industrial gas liquefaction with azeotropic fluid forecooling |
US6502404B1 (en) * | 2001-07-31 | 2003-01-07 | Praxair Technology, Inc. | Cryogenic rectification system using magnetic refrigeration |
US7478540B2 (en) * | 2001-10-26 | 2009-01-20 | Brooks Automation, Inc. | Methods of freezeout prevention and temperature control for very low temperature mixed refrigerant systems |
US6427483B1 (en) | 2001-11-09 | 2002-08-06 | Praxair Technology, Inc. | Cryogenic industrial gas refrigeration system |
JP2004028550A (ja) * | 2001-12-28 | 2004-01-29 | Canon Inc | 複数の物質を含有する混合気体から各物質を分離する分離方法及びその装置 |
US6666046B1 (en) | 2002-09-30 | 2003-12-23 | Praxair Technology, Inc. | Dual section refrigeration system |
US6601407B1 (en) | 2002-11-22 | 2003-08-05 | Praxair Technology, Inc. | Cryogenic air separation with two phase feed air turboexpansion |
WO2005072404A2 (en) * | 2004-01-28 | 2005-08-11 | Brooks Automation, Inc. | Refrigeration cycle utilizing a mixed inert component refrigerant |
US8267954B2 (en) * | 2005-02-04 | 2012-09-18 | C. R. Bard, Inc. | Vascular filter with sensing capability |
US7569170B2 (en) | 2005-03-04 | 2009-08-04 | E.I. Du Pont De Nemours And Company | Compositions comprising a fluoroolefin |
US20220389297A1 (en) | 2005-03-04 | 2022-12-08 | The Chemours Company Fc, Llc | Compositions comprising a fluoroolefin |
US20060260330A1 (en) | 2005-05-19 | 2006-11-23 | Rosetta Martin J | Air vaporizor |
US7496002B2 (en) * | 2005-08-03 | 2009-02-24 | Nekton Research Llc | Water submersible electronics assembly and methods of use |
US7708903B2 (en) | 2005-11-01 | 2010-05-04 | E.I. Du Pont De Nemours And Company | Compositions comprising fluoroolefins and uses thereof |
US7563384B2 (en) | 2006-07-28 | 2009-07-21 | Honeywell International Inc. | Essentially non-flammable low global warming compositions |
US8650906B2 (en) * | 2007-04-25 | 2014-02-18 | Black & Veatch Corporation | System and method for recovering and liquefying boil-off gas |
CN101765648A (zh) * | 2007-07-27 | 2010-06-30 | 纳幕尔杜邦公司 | 包含含氟烯烃的组合物及其用途 |
US9243842B2 (en) * | 2008-02-15 | 2016-01-26 | Black & Veatch Corporation | Combined synthesis gas separation and LNG production method and system |
JP2009257655A (ja) * | 2008-03-04 | 2009-11-05 | Daikin Ind Ltd | 冷凍装置 |
US8397535B2 (en) * | 2009-06-16 | 2013-03-19 | Praxair Technology, Inc. | Method and apparatus for pressurized product production |
US9291388B2 (en) * | 2009-06-16 | 2016-03-22 | Praxair Technology, Inc. | Method and system for air separation using a supplemental refrigeration cycle |
US20110144216A1 (en) * | 2009-12-16 | 2011-06-16 | Honeywell International Inc. | Compositions and uses of cis-1,1,1,4,4,4-hexafluoro-2-butene |
US10113127B2 (en) | 2010-04-16 | 2018-10-30 | Black & Veatch Holding Company | Process for separating nitrogen from a natural gas stream with nitrogen stripping in the production of liquefied natural gas |
CA2819128C (en) | 2010-12-01 | 2018-11-13 | Black & Veatch Corporation | Ngl recovery from natural gas using a mixed refrigerant |
US10139157B2 (en) | 2012-02-22 | 2018-11-27 | Black & Veatch Holding Company | NGL recovery from natural gas using a mixed refrigerant |
CN103162512B (zh) * | 2013-01-27 | 2015-06-10 | 南京瑞柯徕姆环保科技有限公司 | 一种等压分离制取氧氮的空分装置 |
US10563913B2 (en) | 2013-11-15 | 2020-02-18 | Black & Veatch Holding Company | Systems and methods for hydrocarbon refrigeration with a mixed refrigerant cycle |
US9574822B2 (en) | 2014-03-17 | 2017-02-21 | Black & Veatch Corporation | Liquefied natural gas facility employing an optimized mixed refrigerant system |
FR3033259A1 (fr) * | 2015-03-06 | 2016-09-09 | Air Liquide | Procede et appareil de separation d’un melange gazeux a temperature subambiante |
US10663222B2 (en) * | 2018-04-25 | 2020-05-26 | Praxair Technology, Inc. | System and method for enhanced recovery of argon and oxygen from a nitrogen producing cryogenic air separation unit |
CN110388790B (zh) * | 2019-07-31 | 2021-06-04 | 北京恒泰洁能科技有限公司 | 一种乙烷裂解深冷分离工艺方法 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
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US1959030A (en) * | 1930-07-24 | 1934-05-15 | Isaac H Levin | Method of separating gaseous mixtures |
FR2461906A1 (fr) * | 1979-07-20 | 1981-02-06 | Air Liquide | Procede et installation cryogeniques de separation d'air avec production d'oxygene sous haute pression |
US4345925A (en) * | 1980-11-26 | 1982-08-24 | Union Carbide Corporation | Process for the production of high pressure oxygen gas |
US4375367A (en) * | 1981-04-20 | 1983-03-01 | Air Products And Chemicals, Inc. | Lower power, freon refrigeration assisted air separation |
US4407135A (en) * | 1981-12-09 | 1983-10-04 | Union Carbide Corporation | Air separation process with turbine exhaust desuperheat |
JPS61110872A (ja) * | 1984-11-02 | 1986-05-29 | 日本酸素株式会社 | 窒素製造方法 |
ES2032012T3 (es) * | 1987-04-07 | 1993-01-01 | The Boc Group Plc | Separacion de aire. |
GB9100814D0 (en) * | 1991-01-15 | 1991-02-27 | Boc Group Plc | Air separation |
JP2909678B2 (ja) * | 1991-03-11 | 1999-06-23 | レール・リキード・ソシエテ・アノニム・プール・レテュード・エ・レクスプロワタシオン・デ・プロセデ・ジョルジュ・クロード | 圧力下のガス状酸素の製造方法及び製造装置 |
AU1642192A (en) * | 1991-03-18 | 1992-10-21 | Allied-Signal Inc. | Non-azeotropic refrigerant compositions comprising difluoromethane; 1,1,1-trifluoroethane; or propane |
JP3208151B2 (ja) * | 1991-05-28 | 2001-09-10 | 三洋電機株式会社 | 冷凍装置 |
US5287703A (en) * | 1991-08-16 | 1994-02-22 | Air Products And Chemicals, Inc. | Process for the recovery of C2 + or C3 + hydrocarbons |
GB9124242D0 (en) * | 1991-11-14 | 1992-01-08 | Boc Group Plc | Air separation |
GB9405071D0 (en) * | 1993-07-05 | 1994-04-27 | Boc Group Plc | Air separation |
US5441658A (en) * | 1993-11-09 | 1995-08-15 | Apd Cryogenics, Inc. | Cryogenic mixed gas refrigerant for operation within temperature ranges of 80°K- 100°K |
US5475980A (en) * | 1993-12-30 | 1995-12-19 | L'air Liquide, Societe Anonyme Pour L'etude L'exploitation Des Procedes Georges Claude | Process and installation for production of high pressure gaseous fluid |
GB9405072D0 (en) * | 1994-03-16 | 1994-04-27 | Boc Group Plc | Air separation |
US5579654A (en) * | 1995-06-29 | 1996-12-03 | Apd Cryogenics, Inc. | Cryostat refrigeration system using mixed refrigerants in a closed vapor compression cycle having a fixed flow restrictor |
AU7239596A (en) * | 1995-09-21 | 1997-04-09 | George H. Goble | Drop-in substitutes for dichlorodifluoromethane refrigerant |
US5983665A (en) * | 1998-03-03 | 1999-11-16 | Air Products And Chemicals, Inc. | Production of refrigerated liquid methane |
-
1998
- 1998-12-30 US US09/222,816 patent/US6053008A/en not_active Expired - Lifetime
-
1999
- 1999-12-23 ZA ZA9907867A patent/ZA997867B/xx unknown
- 1999-12-24 CA CA002293133A patent/CA2293133C/en not_active Expired - Fee Related
- 1999-12-28 NO NO996509A patent/NO996509L/no not_active Application Discontinuation
- 1999-12-28 KR KR1019990063282A patent/KR20000048442A/ko not_active Application Discontinuation
- 1999-12-28 CN CNB991274288A patent/CN1165736C/zh not_active Expired - Fee Related
- 1999-12-28 JP JP11373563A patent/JP2000205744A/ja active Pending
- 1999-12-28 AT AT99126078T patent/ATE265660T1/de not_active IP Right Cessation
- 1999-12-28 BR BR9905997-5A patent/BR9905997A/pt active Search and Examination
- 1999-12-28 EP EP99126078A patent/EP1016843B1/de not_active Expired - Lifetime
- 1999-12-28 AR ARP990106785A patent/AR022039A1/es unknown
- 1999-12-28 IL IL13377699A patent/IL133776A0/xx unknown
- 1999-12-28 DE DE69916767T patent/DE69916767T2/de not_active Expired - Fee Related
- 1999-12-30 AU AU65540/99A patent/AU6554099A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
AR022039A1 (es) | 2002-09-04 |
KR20000048442A (ko) | 2000-07-25 |
IL133776A0 (en) | 2001-04-30 |
JP2000205744A (ja) | 2000-07-28 |
CA2293133A1 (en) | 2000-06-30 |
CN1263247A (zh) | 2000-08-16 |
NO996509L (no) | 2000-07-03 |
CN1165736C (zh) | 2004-09-08 |
US6053008A (en) | 2000-04-25 |
BR9905997A (pt) | 2000-09-05 |
DE69916767D1 (de) | 2004-06-03 |
NO996509D0 (no) | 1999-12-28 |
EP1016843A3 (de) | 2001-03-07 |
EP1016843A2 (de) | 2000-07-05 |
EP1016843B1 (de) | 2004-04-28 |
DE69916767T2 (de) | 2005-04-14 |
AU6554099A (en) | 2000-07-06 |
MX9911687A (es) | 2002-03-14 |
ATE265660T1 (de) | 2004-05-15 |
CA2293133C (en) | 2003-08-19 |
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