NO331341B1 - Fremgangsmate og anlegg for a separere en gass inneholdende metan og etan, ved hjelp av to tarn som arbeider ved to ulike trykk - Google Patents
Fremgangsmate og anlegg for a separere en gass inneholdende metan og etan, ved hjelp av to tarn som arbeider ved to ulike trykk Download PDFInfo
- Publication number
- NO331341B1 NO331341B1 NO20041268A NO20041268A NO331341B1 NO 331341 B1 NO331341 B1 NO 331341B1 NO 20041268 A NO20041268 A NO 20041268A NO 20041268 A NO20041268 A NO 20041268A NO 331341 B1 NO331341 B1 NO 331341B1
- Authority
- NO
- Norway
- Prior art keywords
- stream
- expanded
- flow
- distillation tower
- cooled
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 56
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 26
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 238000004821 distillation Methods 0.000 claims abstract description 107
- 238000001816 cooling Methods 0.000 claims abstract description 34
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000001294 propane Substances 0.000 claims abstract description 14
- 238000007906 compression Methods 0.000 claims description 26
- 230000006835 compression Effects 0.000 claims description 26
- 238000000926 separation method Methods 0.000 claims description 24
- 239000007788 liquid Substances 0.000 claims description 8
- 238000003303 reheating Methods 0.000 claims description 8
- 238000009833 condensation Methods 0.000 claims description 5
- 230000005494 condensation Effects 0.000 claims description 5
- 239000007789 gas Substances 0.000 description 34
- 229930195733 hydrocarbon Natural products 0.000 description 12
- 150000002430 hydrocarbons Chemical class 0.000 description 12
- 230000000694 effects Effects 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- 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
- F25J3/0228—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 characterised by the separated product stream
- F25J3/0233—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 characterised by the separated product stream separation of CnHm with 1 carbon atom or more
-
- 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
- F25J3/0204—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 characterised by the feed stream
- F25J3/0209—Natural gas or substitute natural gas
-
- 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
- F25J3/0228—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 characterised by the separated product stream
- F25J3/0238—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 characterised by the separated product stream separation of CnHm with 2 carbon atoms or more
-
- 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
- F25J2200/00—Processes or apparatus using separation by rectification
- F25J2200/02—Processes or apparatus using separation by rectification in a single pressure main column system
-
- 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
- F25J2200/00—Processes or apparatus using separation by rectification
- F25J2200/04—Processes or apparatus using separation by rectification in a dual pressure main column system
-
- 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
- F25J2200/00—Processes or apparatus using separation by rectification
- F25J2200/70—Refluxing the column with a condensed part of the feed stream, i.e. fractionator top is stripped or self-rectified
-
- 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
- F25J2200/00—Processes or apparatus using separation by rectification
- F25J2200/78—Refluxing the column with a liquid stream originating from an upstream or downstream fractionator 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
- F25J2205/00—Processes or apparatus using other separation and/or other processing means
- F25J2205/02—Processes or apparatus using other separation and/or other processing means using simple phase separation in a vessel or drum
- F25J2205/04—Processes or apparatus using other separation and/or other processing means using simple phase separation in a vessel or drum in the feed line, i.e. upstream of the fractionation step
-
- 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
- F25J2235/00—Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams
- F25J2235/60—Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams the fluid being (a mixture of) hydrocarbons
-
- 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
- F25J2240/00—Processes or apparatus involving steps for expanding of process streams
- F25J2240/02—Expansion of a process fluid in a work-extracting turbine (i.e. isentropic expansion), e.g. of the feed stream
-
- 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
- F25J2245/00—Processes or apparatus involving steps for recycling of process streams
- F25J2245/02—Recycle of a stream in general, e.g. a by-pass stream
-
- 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
- F25J2270/60—Closed external refrigeration cycle with single component refrigerant [SCR], e.g. C1-, C2- or C3-hydrocarbons
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Separation By Low-Temperature Treatments (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0114141A FR2831656B1 (fr) | 2001-10-31 | 2001-10-31 | Procede et installation de separation d'un gaz contenant du methane et de l'ethane a deux colonnes fonctionnant sous deux pressions differentes |
| PCT/FR2002/003490 WO2003038358A1 (fr) | 2001-10-31 | 2002-10-11 | Procede et installation de separation d'un gaz contenant du methane et de l'ethane a deux colonnes fonctionnant sous deux pressions differentes |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO20041268D0 NO20041268D0 (no) | 2004-03-26 |
| NO20041268L NO20041268L (no) | 2004-06-02 |
| NO331341B1 true NO331341B1 (no) | 2011-12-05 |
Family
ID=8868965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO20041268A NO331341B1 (no) | 2001-10-31 | 2004-03-26 | Fremgangsmate og anlegg for a separere en gass inneholdende metan og etan, ved hjelp av to tarn som arbeider ved to ulike trykk |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US7152429B2 (fr) |
| EP (1) | EP1440283B1 (fr) |
| CN (1) | CN1578897A (fr) |
| CA (1) | CA2464709C (fr) |
| DE (1) | DE60208588T2 (fr) |
| EG (1) | EG23326A (fr) |
| FR (1) | FR2831656B1 (fr) |
| MY (1) | MY128706A (fr) |
| NO (1) | NO331341B1 (fr) |
| RU (1) | RU2295680C2 (fr) |
| WO (1) | WO2003038358A1 (fr) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005000634A1 (de) * | 2005-01-03 | 2006-07-13 | Linde Ag | Verfahren zum Abtrennen einer C2+-reichen Fraktion aus LNG |
| US20100011810A1 (en) * | 2005-07-07 | 2010-01-21 | Fluor Technologies Corporation | NGL Recovery Methods and Configurations |
| US9243842B2 (en) | 2008-02-15 | 2016-01-26 | Black & Veatch Corporation | Combined synthesis gas separation and LNG production method and system |
| 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 |
| DE102010020282A1 (de) * | 2010-05-12 | 2011-11-17 | Linde Aktiengesellschaft | Stickstoff-Abtrennung aus Erdgas |
| WO2012075266A2 (fr) | 2010-12-01 | 2012-06-07 | Black & Veatch Corporation | Récupération de ngl à partir de gaz naturel à l'aide d'un mélange de réfrigérants |
| US10139157B2 (en) * | 2012-02-22 | 2018-11-27 | Black & Veatch Holding Company | NGL recovery from natural gas using a mixed refrigerant |
| 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 |
| FR3042983B1 (fr) * | 2015-11-03 | 2017-10-27 | Air Liquide | Reflux de colonnes de demethanisation |
| RU2615092C9 (ru) * | 2016-03-24 | 2017-07-18 | Игорь Анатольевич Мнушкин | Способ переработки магистрального природного газа с низкой теплотворной способностью |
| US10381165B2 (en) | 2016-05-20 | 2019-08-13 | Avx Corporation | Solid electrolytic capacitor for use at high temperatures |
| US10475591B2 (en) | 2016-11-15 | 2019-11-12 | Avx Corporation | Solid electrolytic capacitor for use in a humid atmosphere |
| US10504657B2 (en) | 2016-11-15 | 2019-12-10 | Avx Corporation | Lead wire configuration for a solid electrolytic capacitor |
| US10643797B2 (en) | 2016-11-15 | 2020-05-05 | Avx Corporation | Casing material for a solid electrolytic capacitor |
| US11004615B2 (en) | 2017-12-05 | 2021-05-11 | Avx Corporation | Solid electrolytic capacitor for use at high temperatures |
| US11342129B2 (en) | 2018-06-21 | 2022-05-24 | KYOCERA AVX Components Corporation | Solid electrolytic capacitor with stable electrical properties at high temperatures |
| JP7473566B2 (ja) | 2019-05-17 | 2024-04-23 | キョーセラ・エイブイエックス・コンポーネンツ・コーポレーション | 層間剥離抵抗性固体電解キャパシタ |
| US11404220B2 (en) | 2019-09-18 | 2022-08-02 | KYOCERA AVX Components Corporation | Solid electrolytic capacitor containing a barrier coating |
| US20230098976A1 (en) * | 2021-09-30 | 2023-03-30 | Azota Gas Processing, Ltd. | Refrigeration systems associated with cryogenic process plants for ethane or propane recovery from natural gas |
| US20230375263A1 (en) * | 2022-05-17 | 2023-11-23 | Gas Liquids Engineering Ltd. | Gas processing methodology utilizing reflux and additionally synthesized stream optimization |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2578637B1 (fr) * | 1985-03-05 | 1987-06-26 | Technip Cie | Procede de fractionnement de charges gazeuses et installation pour l'execution de ce procede |
| US4702819A (en) * | 1986-12-22 | 1987-10-27 | The M. W. Kellogg Company | Process for separation of hydrocarbon mixtures |
| US5953935A (en) * | 1997-11-04 | 1999-09-21 | Mcdermott Engineers & Constructors (Canada) Ltd. | Ethane recovery process |
| US6182469B1 (en) * | 1998-12-01 | 2001-02-06 | Elcor Corporation | Hydrocarbon gas processing |
| US6244070B1 (en) * | 1999-12-03 | 2001-06-12 | Ipsi, L.L.C. | Lean reflux process for high recovery of ethane and heavier components |
-
2001
- 2001-10-31 FR FR0114141A patent/FR2831656B1/fr not_active Expired - Fee Related
-
2002
- 2002-10-11 CN CNA028214757A patent/CN1578897A/zh active Pending
- 2002-10-11 EP EP02795307A patent/EP1440283B1/fr not_active Expired - Lifetime
- 2002-10-11 RU RU2004116317/06A patent/RU2295680C2/ru active
- 2002-10-11 CA CA2464709A patent/CA2464709C/fr not_active Expired - Lifetime
- 2002-10-11 WO PCT/FR2002/003490 patent/WO2003038358A1/fr active IP Right Grant
- 2002-10-11 DE DE60208588T patent/DE60208588T2/de not_active Expired - Lifetime
- 2002-10-11 US US10/494,116 patent/US7152429B2/en not_active Expired - Lifetime
- 2002-10-12 MY MYPI20023819A patent/MY128706A/en unknown
- 2002-10-28 EG EG2002101177A patent/EG23326A/xx active
-
2004
- 2004-03-26 NO NO20041268A patent/NO331341B1/no not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE60208588T2 (de) | 2006-11-16 |
| EG23326A (en) | 2004-12-29 |
| FR2831656A1 (fr) | 2003-05-02 |
| NO20041268D0 (no) | 2004-03-26 |
| DE60208588D1 (de) | 2006-03-30 |
| EP1440283A1 (fr) | 2004-07-28 |
| MY128706A (en) | 2007-02-28 |
| EP1440283B1 (fr) | 2006-01-04 |
| WO2003038358A1 (fr) | 2003-05-08 |
| CA2464709C (fr) | 2010-06-08 |
| RU2004116317A (ru) | 2005-03-27 |
| US20050000245A1 (en) | 2005-01-06 |
| US7152429B2 (en) | 2006-12-26 |
| NO20041268L (no) | 2004-06-02 |
| FR2831656B1 (fr) | 2004-04-30 |
| CA2464709A1 (fr) | 2003-05-08 |
| RU2295680C2 (ru) | 2007-03-20 |
| CN1578897A (zh) | 2005-02-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM1K | Lapsed by not paying the annual fees |