WO2004005661B1 - System and mehtod for automating or metering fluid recovered at a well - Google Patents
System and mehtod for automating or metering fluid recovered at a wellInfo
- Publication number
- WO2004005661B1 WO2004005661B1 PCT/US2003/020885 US0320885W WO2004005661B1 WO 2004005661 B1 WO2004005661 B1 WO 2004005661B1 US 0320885 W US0320885 W US 0320885W WO 2004005661 B1 WO2004005661 B1 WO 2004005661B1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- remotely
- modem
- communications
- remote process
- amendments
- Prior art date
Links
- 239000012530 fluid Substances 0.000 title claims abstract 5
- 230000006854 communication Effects 0.000 claims abstract 6
- 238000004891 communication Methods 0.000 claims abstract 6
- 238000000034 method Methods 0.000 claims abstract 5
- 238000011084 recovery Methods 0.000 claims abstract 4
- 230000007175 bidirectional communication Effects 0.000 claims abstract 3
- 230000010267 cellular communication Effects 0.000 claims 3
- 238000012544 monitoring process Methods 0.000 claims 2
- 238000004886 process control Methods 0.000 claims 2
- 230000001413 cellular effect Effects 0.000 claims 1
- 238000005516 engineering process Methods 0.000 claims 1
- 239000003129 oil well Substances 0.000 abstract 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
- E21B43/11—Perforators; Permeators
- E21B43/116—Gun or shaped-charge perforators
-
- 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
- E21B47/00—Survey of boreholes or wells
- E21B47/008—Monitoring of down-hole pump systems, e.g. for the detection of "pumped-off" conditions
-
- 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
- E21B47/00—Survey of boreholes or wells
- E21B47/10—Locating fluid leaks, intrusions or movements
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7287—Liquid level responsive or maintaining systems
Abstract
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA 2491903 CA2491903C (en) | 2002-07-08 | 2003-07-02 | System and method for automating or metering fluid recovered at a well |
JP2004519796A JP2005532491A (en) | 2002-07-08 | 2003-07-02 | System and method for automating or measuring fluid recovery in a well |
EP03763128A EP1540137A4 (en) | 2002-07-08 | 2003-07-02 | System and mehtod for automating or metering fluid recovered at a well |
AU2003251765A AU2003251765A1 (en) | 2002-07-08 | 2003-07-02 | System and mehtod for automating or metering fluid recovered at a well |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US39429202P | 2002-07-08 | 2002-07-08 | |
US60/394,292 | 2002-07-08 | ||
US10/440,609 US20040149436A1 (en) | 2002-07-08 | 2003-05-19 | System and method for automating or metering fluid recovered at a well |
US10/440,609 | 2003-05-19 |
Publications (3)
Publication Number | Publication Date |
---|---|
WO2004005661A2 WO2004005661A2 (en) | 2004-01-15 |
WO2004005661A3 WO2004005661A3 (en) | 2004-07-22 |
WO2004005661B1 true WO2004005661B1 (en) | 2004-09-10 |
Family
ID=30118409
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2003/020885 WO2004005661A2 (en) | 2002-07-08 | 2003-07-02 | System and mehtod for automating or metering fluid recovered at a well |
Country Status (7)
Country | Link |
---|---|
US (2) | US20040149436A1 (en) |
EP (1) | EP1540137A4 (en) |
JP (2) | JP2005532491A (en) |
CN (2) | CN101201616A (en) |
AU (1) | AU2003251765A1 (en) |
CA (1) | CA2491903C (en) |
WO (1) | WO2004005661A2 (en) |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040149436A1 (en) * | 2002-07-08 | 2004-08-05 | Sheldon Michael L. | System and method for automating or metering fluid recovered at a well |
WO2004040828A2 (en) * | 2002-10-30 | 2004-05-13 | Veco Gas Technology, Inc. | Intelligent wireless multicast network |
US20070241931A1 (en) * | 2003-10-30 | 2007-10-18 | Veco Gas Technology, Inc. | Wireless automation systems and processes for wells |
CA2510101C (en) * | 2005-06-08 | 2006-05-16 | Noralta Controls Ltd. | Method and apparatus for controlling the speed of a pump in a well |
US7913774B2 (en) * | 2005-06-15 | 2011-03-29 | Schlumberger Technology Corporation | Modular connector and method |
US20090000791A1 (en) * | 2006-01-17 | 2009-01-01 | Charles Ice | Fluid Lift System |
US7818092B2 (en) * | 2006-01-20 | 2010-10-19 | Fisher Controls International Llc | In situ emission measurement for process control equipment |
US7574325B2 (en) | 2007-01-31 | 2009-08-11 | Halliburton Energy Services, Inc. | Methods to monitor system sensor and actuator health and performance |
US7636614B2 (en) | 2007-01-31 | 2009-12-22 | Halliburton Energy Services, Inc. | Systems for managing flow control valves in process systems |
WO2008093054A2 (en) * | 2007-01-31 | 2008-08-07 | Hallibruton Energy Services, Inc. | Systems and methods for monitoring sensor and actuator health and performance |
US7606636B2 (en) | 2007-01-31 | 2009-10-20 | Halliburton Energy Services, Inc. | Methods for managing flow control valves in process systems |
DE202008007796U1 (en) * | 2008-06-11 | 2008-09-11 | Paw Gmbh & Co. Kg | Solar thermal system comprising at least one solar panel |
US8622072B2 (en) * | 2008-12-05 | 2014-01-07 | Fisher Controls International, Llc | Apparatus to control fluid flow |
US20100147391A1 (en) * | 2008-12-12 | 2010-06-17 | Chevron U.S.A. Inc | Apparatus and method for controlling a fluid flowing through a pipeline |
US20100228398A1 (en) * | 2009-03-04 | 2010-09-09 | Riemer Powers Corp. | System and method for remotely monitoring and controlling pump jacks |
US8851860B1 (en) | 2009-03-23 | 2014-10-07 | Tundra Process Solutions Ltd. | Adaptive control of an oil or gas well surface-mounted hydraulic pumping system and method |
US20100295673A1 (en) * | 2009-05-22 | 2010-11-25 | Petropower Llc | Cloud computing for monitoring an above-ground oil production facility |
US20100312401A1 (en) | 2009-06-08 | 2010-12-09 | Dresser, Inc. | Chemical Injection System |
US20120138312A1 (en) | 2009-11-04 | 2012-06-07 | George Thomas Strong | Methods for Retrieving A Dipper Assembly |
IT1397625B1 (en) * | 2009-12-22 | 2013-01-18 | Eni Spa | AUTOMATIC MODULAR MAINTENANCE DEVICE OPERATING IN THE INTERCHANGE OF A WELL FOR THE PRODUCTION OF HYDROCARBONS. |
US8844626B1 (en) | 2010-09-28 | 2014-09-30 | Rodmax Oil & Gas, Inc. | Method and apparatus for autonomous oil and gas well down-hole pump leakage testing |
US8477040B2 (en) * | 2011-01-26 | 2013-07-02 | Joseph D Jatcko | Method and apparatus for testing the integrity of a tank |
US8849431B2 (en) * | 2011-03-01 | 2014-09-30 | Flow Data, Inc. | Configuration based programmable logic controller (PLC) programming |
CN102243496B (en) * | 2011-07-15 | 2013-03-13 | 西安理工大学 | Remote oil well management method based on mobile communication network and core processor |
KR101205445B1 (en) | 2012-05-29 | 2012-11-27 | 주식회사 지오그린이십일 | Groundwater pumping test apparatus and method |
US20140195454A1 (en) * | 2012-12-04 | 2014-07-10 | Shalewater Solutions, Inc. | System, method, and apparatus for managing fluid transportation |
US9062536B2 (en) | 2013-01-02 | 2015-06-23 | Graco Minnesota Inc. | Devices and methods for landfill gas well monitoring and control |
JP6098216B2 (en) * | 2013-02-20 | 2017-03-22 | 株式会社デンソー | Timer reminder |
US10472255B2 (en) | 2013-10-01 | 2019-11-12 | FlowCore Systems, LLC | Fluid metering system |
US10144653B2 (en) | 2013-10-01 | 2018-12-04 | FlowCore Systems, LLC | Fluid metering system |
CN103510941B (en) * | 2013-10-15 | 2017-04-26 | 四川恒重清洁能源成套装备制造有限公司 | Gas-lift oil exploitation distribution metering device |
CN103953333A (en) * | 2014-04-14 | 2014-07-30 | 中国石油天然气股份有限公司 | Device and method for automatically control pressure |
CN106163682B (en) * | 2014-07-15 | 2019-09-06 | Qed环境系统有限责任公司 | The system and method for distributed AC servo system for multiple well heads |
CN105626051B (en) * | 2014-11-03 | 2023-11-28 | 中国石油集团长城钻探工程有限公司 | Integrated high-voltage circuit system for controllable neutron source compensation neutron instrument |
CN106292569A (en) * | 2015-06-09 | 2017-01-04 | 中国石油化工股份有限公司 | Oil pumper gang of wells soft drive control system |
US10175091B2 (en) * | 2016-12-09 | 2019-01-08 | Altec Industries, Inc. | Remote sensor control system |
US10699551B1 (en) * | 2017-10-18 | 2020-06-30 | Scott J. Steiger | Outdoor Wi-Fi enabled fluid level alarm |
US10920562B2 (en) | 2017-11-01 | 2021-02-16 | Schlumberger Technology Corporation | Remote control and monitoring of engine control system |
WO2019152591A1 (en) * | 2018-01-31 | 2019-08-08 | Hydroacoustics Inc. | Fluid sensor and pumpjack control system |
US11906336B2 (en) | 2018-01-31 | 2024-02-20 | Hydroacoustics Inc. | Pumpjack production well including venturi fluid sensor and capacitive flow sensor |
US11821293B2 (en) | 2018-02-07 | 2023-11-21 | Hydroacoustics. Inc. | Oil recovery tool and system |
CN111936719B (en) | 2018-02-07 | 2023-09-26 | 液压声学公司 | Oil extraction tool and system |
CN110195584B (en) * | 2018-02-26 | 2022-01-28 | 中国石油化工股份有限公司 | Measurement-while-drilling bidirectional wireless communication simulation test device and method |
US10705499B2 (en) | 2018-03-30 | 2020-07-07 | Schlumberger Technology Corporation | System and method for automated shutdown and startup for a network |
CN109308777B (en) * | 2018-09-29 | 2021-02-05 | 东北石油大学 | Pumping unit power-off anti-theft method, system and simulation system based on mobile terminal |
US11767722B2 (en) * | 2019-02-07 | 2023-09-26 | Detechtion Usa Inc. | Chemical treatment tank level sensor |
CN110244651A (en) * | 2019-07-11 | 2019-09-17 | 四机赛瓦石油钻采设备有限公司 | A kind of nearly long-range whole process control system of cementing equipment |
CN112576222A (en) * | 2019-09-29 | 2021-03-30 | 中国石油化工股份有限公司 | Multi-well corrosion inhibitor filling device |
US10895205B1 (en) * | 2019-10-08 | 2021-01-19 | FlowCore Systems, LLC | Multi-port injection system |
US10884437B1 (en) | 2019-10-22 | 2021-01-05 | FlowCore Systems, LLC | Continuous fluid metering system |
RU2758287C1 (en) * | 2021-01-11 | 2021-10-28 | Общество С Ограниченной Ответственностью "Интех" | Control system for parameters of liquids injected into the well |
Family Cites Families (67)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1603675A (en) * | 1926-06-22 | 1926-10-19 | Robert H Folsom | Oil-well pump |
US2180864A (en) * | 1935-10-14 | 1939-11-21 | Fluid Packed Pump Company | Deep well pump |
US3392580A (en) * | 1965-12-09 | 1968-07-16 | Pan American Petroleum Corp | Flow monitor |
US3578077A (en) * | 1968-05-27 | 1971-05-11 | Mobil Oil Corp | Flow control system and method |
US3887008A (en) * | 1974-03-21 | 1975-06-03 | Charles L Canfield | Downhole gas compression technique |
US4303973A (en) * | 1976-10-29 | 1981-12-01 | The Foxboro Company | Industrial process control system |
US4102394A (en) * | 1977-06-10 | 1978-07-25 | Energy 76, Inc. | Control unit for oil wells |
US4149237A (en) * | 1977-09-16 | 1979-04-10 | The Foxboro Company | Industrial process control system |
US4152760A (en) * | 1977-09-16 | 1979-05-01 | The Foxboro Company | Industrial process control system |
US4268822A (en) * | 1978-10-18 | 1981-05-19 | The Foxboro Company | Apparatus for determining the state of each of a plurality of bi-state devices |
US4539655A (en) * | 1982-03-16 | 1985-09-03 | Phoenix Digital Corporation | Microcomputer based distributed control network |
US4461172A (en) * | 1982-05-24 | 1984-07-24 | Inc. In-Situ | Well monitoring, controlling and data reducing system |
US4517637A (en) * | 1983-04-21 | 1985-05-14 | Inconix Corporation | Distributed measurement and control system for industrial processes |
US4729091A (en) * | 1984-11-13 | 1988-03-01 | International Business Machines Corporation | Directing storage requests prior to address comparator initialization with a reference address range |
JPS61136341A (en) * | 1984-12-06 | 1986-06-24 | Kubota Ltd | Oil well control device |
GB8511691D0 (en) | 1985-05-09 | 1985-06-19 | British Telecomm | Control system |
US4726017A (en) * | 1985-05-21 | 1988-02-16 | Fla. | Multidrop data concentrator communication network |
US4910658A (en) * | 1985-09-04 | 1990-03-20 | Eaton Leonard Technologies, Inc. | Real time process controller with serial I/O bus |
US5239662A (en) * | 1986-09-15 | 1993-08-24 | Norand Corporation | System including multiple device communications controller which coverts data received from two different customer transaction devices each using different communications protocols into a single communications protocol |
US4949299A (en) * | 1987-12-04 | 1990-08-14 | Allen-Bradley Company, Inc. | Industrial control communication network and method |
AU2917489A (en) * | 1987-12-07 | 1989-07-05 | Versus Technology, Inc. | System for interfacing an alarm reporting device with a cellular radio transceiver |
US4854164A (en) * | 1988-05-09 | 1989-08-08 | N/Cor Inc. | Rod pump optimization system |
US4916441A (en) * | 1988-09-19 | 1990-04-10 | Clinicom Incorporated | Portable handheld terminal |
EP0369188B1 (en) * | 1988-10-27 | 1995-12-27 | Texas Instruments Incorporated | Communications, information, maintenance diagnostic and training system |
US5657317A (en) * | 1990-01-18 | 1997-08-12 | Norand Corporation | Hierarchical communication system using premises, peripheral and vehicular local area networking |
US5099444A (en) * | 1989-05-09 | 1992-03-24 | Ansan Industries, Ltd. | Peripheral data acquisition transmission and control device |
US5400246A (en) * | 1989-05-09 | 1995-03-21 | Ansan Industries, Ltd. | Peripheral data acquisition, monitor, and adaptive control system via personal computer |
US5142550A (en) * | 1989-06-29 | 1992-08-25 | Symbol Technologies, Inc. | Packet data communication system |
US5150363A (en) * | 1989-08-11 | 1992-09-22 | Digital Audio Disc Corporation | Serial input/output multiplexing apparatus |
US5088021A (en) * | 1989-09-07 | 1992-02-11 | Honeywell, Inc. | Apparatus and method for guaranteed data store in redundant controllers of a process control system |
US5495482A (en) * | 1989-09-29 | 1996-02-27 | Motorola Inc. | Packet transmission system and method utilizing both a data bus and dedicated control lines |
US5252967A (en) * | 1990-05-25 | 1993-10-12 | Schlumberger Industries, Inc. | Reader/programmer for two and three wire utility data communications system |
NZ239534A (en) | 1990-08-28 | 1993-11-25 | Siemens Ltd | Remote utility load switching and meter reading by public radio paging over telephone network |
US5517593A (en) * | 1990-10-01 | 1996-05-14 | John Nenniger | Control system for well stimulation apparatus with response time temperature rise used in determining heater control temperature setpoint |
ES2115912T3 (en) | 1990-12-18 | 1998-07-01 | Erowa Ag | AUTOMATIC MANUFACTURING SYSTEM. |
JP2730810B2 (en) * | 1991-05-10 | 1998-03-25 | シャープ株式会社 | Information processing device |
DE69228664T2 (en) | 1991-11-11 | 1999-09-30 | Koninkl Philips Electronics Nv | System control system with a common communication channel |
US5353331A (en) * | 1992-03-05 | 1994-10-04 | Bell Atlantic Network Services, Inc. | Personal communications service using wireline/wireless integration |
CA2107519C (en) * | 1992-10-05 | 2002-04-09 | Stephen George Seberger | Communication system and method |
US5666530A (en) * | 1992-12-02 | 1997-09-09 | Compaq Computer Corporation | System for automatic synchronization of common file between portable computer and host computer via communication channel selected from a plurality of usable channels there between |
BR9404437A (en) * | 1993-03-12 | 1999-06-15 | Motorola Inc | Remote unit communications controller and process to reduce the likelihood of request traffic contention and misallocation of time division multiplexing (mdt) resources |
CA2120277A1 (en) * | 1993-04-05 | 1994-10-06 | Ronald W. Holling | Over temperature condition sensing method and apparatus for a domestic appliance |
JPH06311160A (en) * | 1993-04-21 | 1994-11-04 | Hitachi Ltd | Radio communication system and radio terminal equipment |
US5495484A (en) * | 1993-10-12 | 1996-02-27 | Dsc Communications Corporation | Distributed telecommunications switching system |
CA2135718A1 (en) | 1993-11-15 | 1995-05-16 | Mark A. Gilbertie | Universal electrical system architecture for control applications |
US5400253A (en) * | 1993-11-26 | 1995-03-21 | Southern Power, Inc. | Automated statistical inventory reconcilation system for convenience stores and auto/truck service stations |
DE69529180T2 (en) * | 1994-10-24 | 2003-09-25 | Fisher Rosemount Systems Inc | Field devices for use in a distributed control system |
US5612890A (en) * | 1995-05-19 | 1997-03-18 | F C Systems, Inc. | System and method for controlling product dispensation utilizing metered valve apparatus and electronic interconnection map corresponding to plumbing interconnections |
US5680899A (en) * | 1995-06-07 | 1997-10-28 | Halliburton Energy Services, Inc. | Electronic wellhead apparatus for measuring properties of multiphase flow |
US5845230A (en) * | 1996-01-30 | 1998-12-01 | Skf Condition Monitoring | Apparatus and method for the remote monitoring of machine condition |
US5823262A (en) * | 1996-04-10 | 1998-10-20 | Micro Motion, Inc. | Coriolis pump-off controller |
US5819848A (en) * | 1996-08-14 | 1998-10-13 | Pro Cav Technology, L.L.C. | Flow responsive time delay pump motor cut-off logic |
US5963650A (en) * | 1997-05-01 | 1999-10-05 | Simionescu; Dan | Method and apparatus for a customizable low power RF telemetry system with high performance reduced data rate |
US20020013679A1 (en) * | 1998-10-14 | 2002-01-31 | Petite Thomas D. | System and method for monitoring the light level in a lighted area |
CA2353900C (en) * | 1998-12-21 | 2005-03-08 | Baker Hughes Incorporated | Closed loop chemical injection and monitoring system for oilfield operations |
US6182756B1 (en) * | 1999-02-10 | 2001-02-06 | Intevep, S.A. | Method and apparatus for optimizing production from a gas lift well |
US6463389B1 (en) * | 2000-01-31 | 2002-10-08 | Gilbarco Inc. | Fraud detection through tank monitor analysis |
WO2001065056A1 (en) * | 2000-03-02 | 2001-09-07 | Shell Internationale Research Maatschappij B.V. | Wireless downhole measurement and control for optimizing gas lift well and field performance |
US6967589B1 (en) * | 2000-08-11 | 2005-11-22 | Oleumtech Corporation | Gas/oil well monitoring system |
US6899178B2 (en) * | 2000-09-28 | 2005-05-31 | Paulo S. Tubel | Method and system for wireless communications for downhole applications |
US6460622B1 (en) * | 2001-04-06 | 2002-10-08 | Global Energy Research, Llc | Apparatus and system control for the removal of fluids and gas from a well |
US6615924B2 (en) * | 2001-04-06 | 2003-09-09 | Global Energy Research, Llc | Apparatus and system control for the removal of fluids and gas from a well |
US6798350B2 (en) * | 2001-04-30 | 2004-09-28 | Baker Hughes Incorporated | Method for repeating messages in long intelligent completion system lines |
US20020166662A1 (en) * | 2001-05-11 | 2002-11-14 | Eggleston Philip W. | Apparatus for extracting oil or other fluids from a well |
EP1495588A4 (en) * | 2002-04-18 | 2005-05-25 | Sarnoff Corp | Methods and apparatus for providing ad-hoc networked sensors and protocols |
US20040149436A1 (en) * | 2002-07-08 | 2004-08-05 | Sheldon Michael L. | System and method for automating or metering fluid recovered at a well |
US7096961B2 (en) * | 2003-04-29 | 2006-08-29 | Schlumberger Technology Corporation | Method and apparatus for performing diagnostics in a wellbore operation |
-
2003
- 2003-05-19 US US10/440,609 patent/US20040149436A1/en not_active Abandoned
- 2003-07-02 CN CNA2007101601566A patent/CN101201616A/en active Pending
- 2003-07-02 AU AU2003251765A patent/AU2003251765A1/en not_active Abandoned
- 2003-07-02 CN CNA038213087A patent/CN1682009A/en active Pending
- 2003-07-02 JP JP2004519796A patent/JP2005532491A/en active Pending
- 2003-07-02 CA CA 2491903 patent/CA2491903C/en not_active Expired - Fee Related
- 2003-07-02 WO PCT/US2003/020885 patent/WO2004005661A2/en active Application Filing
- 2003-07-02 EP EP03763128A patent/EP1540137A4/en not_active Withdrawn
-
2005
- 2005-09-22 US US11/232,567 patent/US7878250B2/en not_active Expired - Lifetime
-
2009
- 2009-07-10 JP JP2009163612A patent/JP4841653B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO2004005661A2 (en) | 2004-01-15 |
AU2003251765A1 (en) | 2004-01-23 |
CN1682009A (en) | 2005-10-12 |
JP4841653B2 (en) | 2011-12-21 |
CN101201616A (en) | 2008-06-18 |
JP2005532491A (en) | 2005-10-27 |
CA2491903C (en) | 2012-01-10 |
CA2491903A1 (en) | 2004-01-15 |
EP1540137A2 (en) | 2005-06-15 |
US7878250B2 (en) | 2011-02-01 |
WO2004005661A3 (en) | 2004-07-22 |
US20060032533A1 (en) | 2006-02-16 |
US20040149436A1 (en) | 2004-08-05 |
JP2009293370A (en) | 2009-12-17 |
AU2003251765A8 (en) | 2004-01-23 |
EP1540137A4 (en) | 2005-12-28 |
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