WO1998041304A1 - A method and device for the separation of a fluid in a well - Google Patents
A method and device for the separation of a fluid in a well Download PDFInfo
- Publication number
- WO1998041304A1 WO1998041304A1 PCT/NO1998/000085 NO9800085W WO9841304A1 WO 1998041304 A1 WO1998041304 A1 WO 1998041304A1 NO 9800085 W NO9800085 W NO 9800085W WO 9841304 A1 WO9841304 A1 WO 9841304A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- pipe
- fluid
- fluid components
- separated
- separator
- Prior art date
Links
- 239000012530 fluid Substances 0.000 title claims abstract description 94
- 238000000926 separation method Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 65
- 238000004519 manufacturing process Methods 0.000 claims abstract description 25
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 5
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 5
- 230000033228 biological regulation Effects 0.000 claims description 14
- 238000011144 upstream manufacturing Methods 0.000 claims description 12
- 230000015572 biosynthetic process Effects 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 1
- 239000003921 oil Substances 0.000 description 44
- 238000002347 injection Methods 0.000 description 20
- 239000007924 injection Substances 0.000 description 20
- 238000012856 packing Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 12
- 239000000243 solution Substances 0.000 description 12
- 238000005755 formation reaction Methods 0.000 description 8
- 238000002474 experimental method Methods 0.000 description 6
- 230000014759 maintenance of location Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 239000004094 surface-active agent Substances 0.000 description 3
- 239000010426 asphalt Substances 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 230000003019 stabilising effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/34—Arrangements for separating materials produced by the well
- E21B43/38—Arrangements for separating materials produced by the well in the well
- E21B43/385—Arrangements for separating materials produced by the well in the well by reinjecting the separated materials into an earth formation in the same well
-
- 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
- B01D17/0208—Separation of non-miscible liquids by sedimentation
-
- 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
- B01D17/0208—Separation of non-miscible liquids by sedimentation
- B01D17/0211—Separation of non-miscible liquids by sedimentation with baffles
-
- 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
- B01D17/0208—Separation of non-miscible liquids by sedimentation
- B01D17/0214—Separation of non-miscible liquids by sedimentation with removal of one of the phases
-
- 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
- B01D17/045—Breaking emulsions with coalescers
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/30—Specific pattern of wells, e.g. optimizing the spacing of wells
- E21B43/305—Specific pattern of wells, e.g. optimizing the spacing of wells comprising at least one inclined or horizontal well
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/34—Arrangements for separating materials produced by the well
- E21B43/38—Arrangements for separating materials produced by the well in the well
Abstract
Description
Claims
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP98911293A EP0977621B1 (en) | 1997-03-19 | 1998-03-18 | A method and device for the separation of a fluid in a well |
DE69806746T DE69806746T2 (en) | 1997-03-19 | 1998-03-18 | METHOD AND DEVICE FOR SEPARATING A FLUID IN A HOLE |
AU65277/98A AU734626B2 (en) | 1997-03-19 | 1998-03-18 | A method and device for the separation of a fluid in a well |
BR9808356-2A BR9808356A (en) | 1997-03-19 | 1998-03-18 | Process and device for separating a fluid |
US09/381,200 US6277286B1 (en) | 1997-03-19 | 1998-03-18 | Method and device for the separation of a fluid in a well |
DK98911293T DK0977621T3 (en) | 1997-03-19 | 1998-03-18 | Method and apparatus for separating a fluid in a well |
EA199900844A EA005384B1 (en) | 1997-03-19 | 1998-03-18 | A method and device for the separation of a fluid in a well |
CA002283741A CA2283741C (en) | 1997-03-19 | 1998-03-18 | A method and device for the separation of a fluid in a well |
NO994244A NO994244L (en) | 1997-03-19 | 1999-09-01 | Method and apparatus for separating a fluid in a well |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO971290 | 1997-03-19 | ||
NO971290A NO971290D0 (en) | 1997-03-19 | 1997-03-19 | Method and apparatus for separating a fluid comprising several fluid components, preferably separating a well fluid in connection with a hydrocarbon / water production tube |
NO19972439A NO321386B1 (en) | 1997-03-19 | 1997-05-28 | A method and apparatus for separating a fluid comprising several fluid components, preferably separating a source fluid in conjunction with a hydrocarbon / water production rudder |
NO972439 | 1997-05-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1998041304A1 true WO1998041304A1 (en) | 1998-09-24 |
Family
ID=26648740
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/NO1998/000085 WO1998041304A1 (en) | 1997-03-19 | 1998-03-18 | A method and device for the separation of a fluid in a well |
Country Status (12)
Country | Link |
---|---|
US (1) | US6277286B1 (en) |
EP (1) | EP0977621B1 (en) |
CN (1) | CN1128648C (en) |
AU (1) | AU734626B2 (en) |
BR (1) | BR9808356A (en) |
CA (1) | CA2283741C (en) |
DE (1) | DE69806746T2 (en) |
DK (1) | DK0977621T3 (en) |
EA (1) | EA005384B1 (en) |
ID (1) | ID23152A (en) |
NO (1) | NO321386B1 (en) |
WO (1) | WO1998041304A1 (en) |
Cited By (22)
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---|---|---|---|---|
WO2000022387A1 (en) * | 1998-10-14 | 2000-04-20 | Imperial Chemical Industries Plc | Level measurement systems |
EP1044711A1 (en) * | 1999-04-12 | 2000-10-18 | Shell Internationale Researchmaatschappij B.V. | Device for separating a mixture of fluids |
WO2001044620A1 (en) * | 1999-12-14 | 2001-06-21 | Shell Internationale Research Maatschappij B.V. | System for producing de-watered oil |
GB2359575A (en) * | 2000-02-23 | 2001-08-29 | Abb Research Ltd | Apparatus and method of separating an oil/water mixture in an oil well |
WO2001078860A1 (en) * | 2000-04-13 | 2001-10-25 | Kværner Oilfield Products As | Outlet arrangement for down-hole separator |
GB2367576A (en) * | 2000-09-13 | 2002-04-10 | Weir Pumps Ltd | Method of separating gas, water and preferably oil of a well fluid stream downhole |
WO2004022198A1 (en) * | 2002-09-09 | 2004-03-18 | Norsk Hydro Asa | Device for separating multi-phase fluids |
US6755978B2 (en) * | 2001-04-19 | 2004-06-29 | Schlumberger Technology Corporation | Apparatus and method for separating a fluid from a mixture of fluids |
US6845821B2 (en) | 2000-07-06 | 2005-01-25 | Shell Oil Company | Apparatus and method for downhole fluid separation |
US7017663B2 (en) | 1999-12-14 | 2006-03-28 | Shell Oil Company | System for producing de-watered oil |
US7093661B2 (en) | 2000-03-20 | 2006-08-22 | Aker Kvaerner Subsea As | Subsea production system |
US7152681B2 (en) | 2000-10-20 | 2006-12-26 | Aker Kvaerner Subsea As | Method and arrangement for treatment of fluid |
WO2007067073A1 (en) * | 2005-12-07 | 2007-06-14 | Brattestad Engineering As | Method and apparatus for separating submerged particles from a fluid. |
US7364661B2 (en) | 2002-03-25 | 2008-04-29 | Shell Oil Company | Method and device for separating a mixture of fluids |
US7370701B2 (en) | 2004-06-30 | 2008-05-13 | Halliburton Energy Services, Inc. | Wellbore completion design to naturally separate water and solids from oil and gas |
US7429332B2 (en) | 2004-06-30 | 2008-09-30 | Halliburton Energy Services, Inc. | Separating constituents of a fluid mixture |
US7462274B2 (en) | 2004-07-01 | 2008-12-09 | Halliburton Energy Services, Inc. | Fluid separator with smart surface |
US7516794B2 (en) | 2002-08-16 | 2009-04-14 | Norsk Hydro Asa | Pipe separator for the separation of fluids, particularly oil, gas and water |
US7823635B2 (en) | 2004-08-23 | 2010-11-02 | Halliburton Energy Services, Inc. | Downhole oil and water separator and method |
WO2012049511A3 (en) * | 2010-10-14 | 2013-06-20 | Apec Ltd | Wellbore gravity water separator |
US8757256B2 (en) | 2003-10-24 | 2014-06-24 | Halliburton Energy Services, Inc. | Orbital downhole separator |
US10583373B2 (en) * | 2016-12-06 | 2020-03-10 | Fluidsep As | Method and device for separation of liquids and gas with use of inclined and rounded holes or channels in the wall of a pipe |
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BR9905912A (en) * | 1999-12-20 | 2001-07-24 | Petroleo Brasileiro Sa | Downhole gas separator |
BR0000183A (en) | 2000-01-27 | 2001-10-02 | Petroleo Brasileira S A Petrob | Gas separator equipped with automatic level control |
US6802379B2 (en) * | 2001-02-23 | 2004-10-12 | Exxonmobil Upstream Research Company | Liquid lift method for drilling risers |
GB2391572B (en) * | 2001-02-23 | 2005-02-02 | Exxonmobil Upstream Res Co | Liquid lift method for drilling risers |
NO316837B1 (en) * | 2001-10-17 | 2004-05-24 | Norsk Hydro As | Device for separating fluids |
GB0216368D0 (en) * | 2002-07-12 | 2002-08-21 | Kvaerner Process Systems As | Well stream separation |
US7140238B2 (en) * | 2003-04-04 | 2006-11-28 | Institut Francais Du Petrole | Method for determining the composition of a fluid |
FR2853416B1 (en) * | 2003-04-04 | 2008-10-03 | Inst Francais Du Petrole | METHOD FOR DETERMINING THE COMPOSITION OF A HOMOGENEOUS OR HETEROGENEOUS FLUID |
NO323087B1 (en) * | 2003-07-09 | 2006-12-27 | Norsk Hydro As | Method and apparatus for separating a fluid, especially oil, gas and water |
WO2007145735A2 (en) | 2006-06-07 | 2007-12-21 | Exxonmobil Upstream Research Company | Method for fabricating compressible objects for a variable density drilling mud |
US8088716B2 (en) | 2004-06-17 | 2012-01-03 | Exxonmobil Upstream Research Company | Compressible objects having a predetermined internal pressure combined with a drilling fluid to form a variable density drilling mud |
NO323487B3 (en) * | 2005-02-11 | 2010-11-01 | Norsk Hydro As | Process and equipment for reducing multiple dispersions |
NO323416B1 (en) * | 2005-02-18 | 2007-04-30 | Norsk Hydro As | Device by separator for cleaning or cleaning a rudder system in connection with such a separator. |
US8287050B2 (en) | 2005-07-18 | 2012-10-16 | Osum Oil Sands Corp. | Method of increasing reservoir permeability |
EP1937936A1 (en) * | 2005-10-20 | 2008-07-02 | Halliburton Energy Services, Inc. | Wellbore completion design to naturally separate water and solids from oil and gas |
CA2649850A1 (en) | 2006-04-21 | 2007-11-01 | Osum Oil Sands Corp. | Method of drilling from a shaft for underground recovery of hydrocarbons |
EP2038364A2 (en) | 2006-06-07 | 2009-03-25 | ExxonMobil Upstream Research Company | Compressible objects having partial foam interiors combined with a drilling fluid to form a variable density drilling mud |
EP2041235B1 (en) | 2006-06-07 | 2013-02-13 | ExxonMobil Upstream Research Company | Compressible objects combined with a drilling fluid to form a variable density drilling mud |
DE602007012355D1 (en) * | 2006-07-21 | 2011-03-17 | Halliburton Energy Serv Inc | VOLUME EXCLUSIONS WITH VARIABLE PACKAGING AND SAMPLING METHOD THEREFOR |
US7644769B2 (en) * | 2006-10-16 | 2010-01-12 | Osum Oil Sands Corp. | Method of collecting hydrocarbons using a barrier tunnel |
CA2668774A1 (en) | 2006-11-22 | 2008-05-29 | Osum Oil Sands Corp. | Recovery of bitumen by hydraulic excavation |
NO328328B1 (en) * | 2007-03-20 | 2010-02-01 | Fmc Kongsberg Subsea As | Underwater separation plant. |
US8291979B2 (en) * | 2007-03-27 | 2012-10-23 | Schlumberger Technology Corporation | Controlling flows in a well |
NO20072954A (en) * | 2007-06-11 | 2008-07-07 | Shore Tec Consult As | Gas-powered pumping device and method for pumping a liquid into a well |
US7814976B2 (en) * | 2007-08-30 | 2010-10-19 | Schlumberger Technology Corporation | Flow control device and method for a downhole oil-water separator |
US8006757B2 (en) * | 2007-08-30 | 2011-08-30 | Schlumberger Technology Corporation | Flow control system and method for downhole oil-water processing |
BRPI0817188A2 (en) * | 2007-09-25 | 2015-03-17 | Exxonmobil Upstream Res Co | Method for controlling hydrates in an subsea production system |
US8167960B2 (en) | 2007-10-22 | 2012-05-01 | Osum Oil Sands Corp. | Method of removing carbon dioxide emissions from in-situ recovery of bitumen and heavy oil |
WO2009098597A2 (en) | 2008-02-06 | 2009-08-13 | Osum Oil Sands Corp. | Method of controlling a recovery and upgrading operation in a reservor |
CA2718885C (en) | 2008-05-20 | 2014-05-06 | Osum Oil Sands Corp. | Method of managing carbon reduction for hydrocarbon producers |
US7798217B2 (en) * | 2008-09-15 | 2010-09-21 | Darrell Lantz | Apparatus for separating a mixture of liquids of differing specific gravities in a wellbore |
US7909092B2 (en) * | 2009-01-15 | 2011-03-22 | Sepaco Llc | Downhole separator |
US8505627B2 (en) * | 2009-10-05 | 2013-08-13 | Schlumberger Technology Corporation | Downhole separation and reinjection |
WO2011073203A1 (en) * | 2009-12-14 | 2011-06-23 | Shell Internationale Research Maatschappij B.V. | Separating multiphase effluents of an underwater well |
US8146667B2 (en) * | 2010-07-19 | 2012-04-03 | Marc Moszkowski | Dual gradient pipeline evacuation method |
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US9320989B2 (en) * | 2013-03-15 | 2016-04-26 | Haven Technology Solutions, LLC. | Apparatus and method for gas-liquid separation |
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CN107975355B (en) * | 2017-10-30 | 2020-11-06 | 中国石油天然气股份有限公司 | Foam and plunger gas lift combined drainage gas recovery method and device |
CN111589187B (en) * | 2020-07-09 | 2021-07-30 | 苏州赛荣建筑装饰工程有限公司 | Organic extractant and water separating equipment with automatic flow channel flow dividing valve |
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DE544054C (en) * | 1930-10-28 | 1932-02-12 | Eugen Steuer Dr | Two-chamber treatment plant |
US4233154A (en) * | 1978-12-29 | 1980-11-11 | Kobe, Inc. | Method for treating petroleum well pumping power fluid |
US4241787A (en) * | 1979-07-06 | 1980-12-30 | Price Ernest H | Downhole separator for wells |
EP0359592A2 (en) * | 1988-09-12 | 1990-03-21 | Secretary of State for the Environment in Her Britannic Majesty's Gov. of the U.K. of Great Britain and Northern Ireland | Oil separator |
NO172426B (en) * | 1984-11-28 | 1993-04-13 | Conoco Specialty Prod | OIL PROCESSING EQUIPMENT |
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-
1997
- 1997-05-28 NO NO19972439A patent/NO321386B1/en not_active IP Right Cessation
-
1998
- 1998-03-18 AU AU65277/98A patent/AU734626B2/en not_active Expired
- 1998-03-18 EP EP98911293A patent/EP0977621B1/en not_active Expired - Lifetime
- 1998-03-18 DE DE69806746T patent/DE69806746T2/en not_active Expired - Lifetime
- 1998-03-18 DK DK98911293T patent/DK0977621T3/en active
- 1998-03-18 CN CN98803454A patent/CN1128648C/en not_active Expired - Lifetime
- 1998-03-18 ID IDW991025A patent/ID23152A/en unknown
- 1998-03-18 US US09/381,200 patent/US6277286B1/en not_active Expired - Lifetime
- 1998-03-18 CA CA002283741A patent/CA2283741C/en not_active Expired - Lifetime
- 1998-03-18 WO PCT/NO1998/000085 patent/WO1998041304A1/en active IP Right Grant
- 1998-03-18 BR BR9808356-2A patent/BR9808356A/en not_active IP Right Cessation
- 1998-03-18 EA EA199900844A patent/EA005384B1/en not_active IP Right Cessation
Patent Citations (5)
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DE544054C (en) * | 1930-10-28 | 1932-02-12 | Eugen Steuer Dr | Two-chamber treatment plant |
US4233154A (en) * | 1978-12-29 | 1980-11-11 | Kobe, Inc. | Method for treating petroleum well pumping power fluid |
US4241787A (en) * | 1979-07-06 | 1980-12-30 | Price Ernest H | Downhole separator for wells |
NO172426B (en) * | 1984-11-28 | 1993-04-13 | Conoco Specialty Prod | OIL PROCESSING EQUIPMENT |
EP0359592A2 (en) * | 1988-09-12 | 1990-03-21 | Secretary of State for the Environment in Her Britannic Majesty's Gov. of the U.K. of Great Britain and Northern Ireland | Oil separator |
Cited By (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6633625B2 (en) | 1998-10-14 | 2003-10-14 | Johnson Matthey Plc | Density profiler for measuring density profile of a medium and method and apparatus using same |
EP2282183A1 (en) * | 1998-10-14 | 2011-02-09 | Johnson Matthey PLC | Level measurement systems |
WO2000022387A1 (en) * | 1998-10-14 | 2000-04-20 | Imperial Chemical Industries Plc | Level measurement systems |
EP1044711A1 (en) * | 1999-04-12 | 2000-10-18 | Shell Internationale Researchmaatschappij B.V. | Device for separating a mixture of fluids |
US7017663B2 (en) | 1999-12-14 | 2006-03-28 | Shell Oil Company | System for producing de-watered oil |
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Also Published As
Publication number | Publication date |
---|---|
CA2283741A1 (en) | 1998-09-24 |
DE69806746D1 (en) | 2002-08-29 |
CN1250389A (en) | 2000-04-12 |
NO972439D0 (en) | 1997-05-28 |
AU734626B2 (en) | 2001-06-21 |
AU6527798A (en) | 1998-10-12 |
NO321386B1 (en) | 2006-05-02 |
CA2283741C (en) | 2006-10-17 |
BR9808356A (en) | 2000-05-23 |
DK0977621T3 (en) | 2002-11-11 |
CN1128648C (en) | 2003-11-26 |
ID23152A (en) | 2000-03-23 |
US6277286B1 (en) | 2001-08-21 |
EA005384B1 (en) | 2005-02-24 |
DE69806746T2 (en) | 2003-03-13 |
EA199900844A1 (en) | 2000-04-24 |
NO972439L (en) | 1998-09-21 |
EP0977621B1 (en) | 2002-07-24 |
EP0977621A1 (en) | 2000-02-09 |
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