PT2007981T - Turbina eólica com pá esbelta - Google Patents

Turbina eólica com pá esbelta

Info

Publication number
PT2007981T
PT2007981T PT77473619T PT07747361T PT2007981T PT 2007981 T PT2007981 T PT 2007981T PT 77473619 T PT77473619 T PT 77473619T PT 07747361 T PT07747361 T PT 07747361T PT 2007981 T PT2007981 T PT 2007981T
Authority
PT
Portugal
Prior art keywords
wind turbine
slender blade
slender
blade
turbine
Prior art date
Application number
PT77473619T
Other languages
English (en)
Inventor
Paul Corten Gustave
Original Assignee
Wobben Properties Gmbh
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=38472820&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PT2007981(T) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from NL2000302A external-priority patent/NL2000302C1/nl
Application filed by Wobben Properties Gmbh filed Critical Wobben Properties Gmbh
Publication of PT2007981T publication Critical patent/PT2007981T/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D7/00—Controlling wind motors 
    • F03D7/02—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor
    • F03D7/0256—Stall control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/06—Rotors
    • F03D1/0608—Rotors characterised by their aerodynamic shape
    • F03D1/0633—Rotors characterised by their aerodynamic shape of the blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/06—Rotors
    • F03D1/0608—Rotors characterised by their aerodynamic shape
    • F03D1/0633—Rotors characterised by their aerodynamic shape of the blades
    • F03D1/0641—Rotors characterised by their aerodynamic shape of the blades of the section profile of the blades, i.e. aerofoil profile
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00—Components
    • F05B2240/10—Stators
    • F05B2240/12—Fluid guiding means, e.g. vanes
    • F05B2240/122—Vortex generators, turbulators, or the like, for mixing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00—Components
    • F05B2240/20—Rotors
    • F05B2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05B2240/306—Surface measures
    • F05B2240/3062—Vortex generators
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Wind Motors (AREA)
PT77473619T 2006-04-02 2007-04-02 Turbina eólica com pá esbelta PT2007981T (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL1031492 2006-04-02
NL2000302A NL2000302C1 (nl) 2006-11-03 2006-11-03 Windturbine met slank rotorblad.

Publications (1)

Publication Number Publication Date
PT2007981T true PT2007981T (pt) 2021-02-11

Family

ID=38472820

Family Applications (1)

Application Number Title Priority Date Filing Date
PT77473619T PT2007981T (pt) 2006-04-02 2007-04-02 Turbina eólica com pá esbelta

Country Status (10)

Country Link
US (1) US8182231B2 (pt)
EP (2) EP3617496A1 (pt)
CN (1) CN101454564B (pt)
AU (1) AU2007232546A1 (pt)
BR (1) BRPI0709855A2 (pt)
CA (1) CA2647499C (pt)
DK (1) DK2007981T3 (pt)
ES (1) ES2855106T3 (pt)
PT (1) PT2007981T (pt)
WO (1) WO2007114698A2 (pt)

Families Citing this family (95)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI0621442A2 (pt) * 2006-03-16 2011-12-13 Vestas Wind Sys As método para reduzir fadiga por efeito de cargas nos componentes de uma turbina eólica submetida a esforço assimétrico de carga de seu rotor, sistema de controle para reduzir as fadiga por efeito de cargas nos componentes de uma turbina eólica submetidos a esforço assimétrico de carga no plano de seu rotor, turbina eólica, e área de captação de ventos
ES2855106T3 (es) 2006-04-02 2021-09-23 Wobben Properties Gmbh Aerogenerador con pala delgada
WO2008119351A2 (en) * 2007-03-30 2008-10-09 Vestas Wind Systems A/S Wind turbine with pitch control arranged to reduce life shortening loads on components thereof
DE602007005364D1 (de) 2007-07-20 2010-04-29 Siemens Ag Windturbinen-Rotorblatt und neigungsgesteuerte Windturbine
EP2031241A1 (en) * 2007-08-29 2009-03-04 Lm Glasfiber A/S Blade for a rotor of a wind turbine provided with barrier generating means
US8240990B2 (en) * 2007-12-06 2012-08-14 General Electric Company Apparatus and method for reducing asymmetric rotor loads in wind turbines during shutdown
GB0803730D0 (en) * 2008-02-29 2008-04-09 Airbus Uk Ltd Shock bump array
ES2343397B1 (es) * 2008-03-07 2011-06-13 GAMESA INNOVATION & TECHNOLOGY, S.L. Una pala de aerogenerador.
EP2321528B1 (en) 2008-08-29 2012-12-19 Vestas Wind Systems A/S Control system in wind turbine blades
EP2342453B2 (en) 2008-09-19 2023-05-10 Wobben Properties GmbH Wind turbine with low induction tips
US8096761B2 (en) 2008-10-16 2012-01-17 General Electric Company Blade pitch management method and system
EP2141358A1 (en) 2008-12-12 2010-01-06 Lm Glasfiber A/S Wind turbine blade having a spoiler with effective separation of airflow
US20120039712A1 (en) * 2009-05-08 2012-02-16 Yasuo Ueno Vertical axis wind turbine device
EP2253835A1 (en) * 2009-05-18 2010-11-24 Lm Glasfiber A/S Wind turbine blade with base part having non-positive camber
EP2253838A1 (en) * 2009-05-18 2010-11-24 Lm Glasfiber A/S A method of operating a wind turbine
EP2253837A1 (en) * 2009-05-18 2010-11-24 Lm Glasfiber A/S Method of manufacturing a wind turbine blade having predesigned segment
EP2343451B1 (en) * 2009-10-08 2018-04-04 LM Wind Power International Technology II ApS Wind turbine blade with plurality of longitudinally extending flow guiding device parts
WO2011106733A2 (en) * 2010-02-25 2011-09-01 The Regents Of The University Of California Advanced aerodynamic and structural blade and wing design
US8061986B2 (en) * 2010-06-11 2011-11-22 General Electric Company Wind turbine blades with controllable aerodynamic vortex elements
KR20110136296A (ko) * 2010-06-14 2011-12-21 삼성중공업 주식회사 풍력 발전 장치용 블레이드 및 이를 이용한 풍력 발전 장치
US8047801B2 (en) 2010-06-23 2011-11-01 General Electric Company Wind turbine blades with aerodynamic vortex elements
US20110142595A1 (en) * 2010-07-02 2011-06-16 General Electric Company Wind turbine blades with controlled active flow and vortex elements
DE102010026588B4 (de) * 2010-07-08 2012-06-14 Nordex Energy Gmbh Windenergieanlagenrotorblatt mit optimierter Hinterkante
US9611833B2 (en) 2010-07-16 2017-04-04 Lm Glasfiber A/S Wind turbine blade with narrow shoulder and relatively thick airfoil profiles
US8167554B2 (en) * 2011-01-28 2012-05-01 General Electric Corporation Actuatable surface features for wind turbine rotor blades
DK2484898T3 (da) * 2011-02-04 2014-07-21 Lm Wp Patent Holding As En vortexgeneratorindretning med tilspidsede dele
DK2484896T3 (da) * 2011-02-04 2014-07-28 Lm Wp Patent Holding As Montering af vortexgeneratorindretninger via monteringsplade
ES2602138T3 (es) * 2011-04-28 2017-02-17 Vestas Wind Systems A/S Métodos de control de ruido de turbina eólica mejorados
JP6042417B2 (ja) 2011-05-16 2016-12-14 エルエム ダブリューピー パテント ホールディング エイ／エス 騒音低減装置を有する風力タービンブレード及び関連する方法
EP2532510B1 (en) * 2011-06-07 2016-11-16 Siemens Aktiengesellschaft Method of modifying the surface shape of a wind turbine rotor blade
US8231344B2 (en) * 2011-07-05 2012-07-31 General Electric Company Methods for controlling the amplitude modulation of noise generated by wind turbines
EP2739528B1 (en) * 2011-07-22 2019-08-28 LM WP Patent Holding A/S A vortex generator arrangement for an airfoil
EP2584193A1 (en) * 2011-10-20 2013-04-24 Siemens Aktiengesellschaft Wind turbine with air density correction of pitch angle
US8777580B2 (en) 2011-11-02 2014-07-15 Siemens Aktiengesellschaft Secondary airfoil mounted on stall fence on wind turbine blade
CN104114857B (zh) * 2012-02-17 2017-03-08 Lm Wp 专利控股有限公司 具有定形失速栅或偏流器的风轮机叶片
EP2834517B1 (en) 2012-03-13 2020-05-06 Wobben Properties GmbH Twisted blade root
US9151270B2 (en) 2012-04-03 2015-10-06 Siemens Aktiengesellschaft Flatback slat for wind turbine
US20130266439A1 (en) * 2012-04-10 2013-10-10 Flodesign Wind Turbine Corp. Fluid turbine with vortex generators
ES2570588T3 (es) * 2012-06-10 2016-05-19 Vestas Wind Sys As Conjunto de cojinete principal para una turbina eólica
EP2713044B2 (en) * 2012-09-28 2022-12-07 Siemens Gamesa Renewable Energy A/S Wind turbine rotor blade
DE102013207640B4 (de) * 2012-10-16 2024-06-20 Wobben Properties Gmbh Windenergieanlagen-Rotorblatt
EP2787182B1 (de) 2013-04-02 2018-06-06 MTU Aero Engines AG Leitschaufel für eine Strömungsmaschine, Leitschaufelgitter und Verfahren zur Herstellung einer Leitschaufel oder eines Leitschaufelgitters
US9562513B2 (en) 2013-05-03 2017-02-07 General Electric Company Wind turbine rotor blade assembly with surface features
US9494132B2 (en) * 2013-05-07 2016-11-15 General Electric Company Airflow modifying assembly for a rotor blade of a wind turbine
JP6189088B2 (ja) * 2013-05-28 2017-08-30 テラル株式会社 ロータ
US9739259B2 (en) * 2013-06-05 2017-08-22 The Regents Of The University Of California Wind turbine blade with biplane section
US9267491B2 (en) 2013-07-02 2016-02-23 General Electric Company Wind turbine rotor blade having a spoiler
US9523279B2 (en) 2013-11-12 2016-12-20 General Electric Company Rotor blade fence for a wind turbine
US10161252B2 (en) * 2013-11-27 2018-12-25 Rutgers, The State University Of New Jersey Blade flow deflector
CN105940189B (zh) * 2013-11-27 2018-09-14 新泽西鲁特格斯州立大学 叶片导流器
US9752559B2 (en) * 2014-01-17 2017-09-05 General Electric Company Rotatable aerodynamic surface features for wind turbine rotor blades
US9670901B2 (en) * 2014-03-21 2017-06-06 Siemens Aktiengesellschaft Trailing edge modifications for wind turbine airfoil
US9476406B2 (en) * 2014-04-14 2016-10-25 Siemens Aktiengesellschaft Vortex generators aligned with trailing edge features on wind turbine blade
DK3164599T3 (da) * 2014-07-03 2019-07-22 Lm Wp Patent Holding As En vindmøllevinge
BR112017002316B1 (pt) 2014-08-05 2022-08-16 Lm Wp Patent Holding A/S Pá de turbina eólica provida com dispositivo montado em superfície
CN104696158B (zh) * 2014-08-20 2018-08-03 深圳市深田蒙业新能源有限公司 一种垂直轴风力发电机组升力型叶片翼型
DK3037656T3 (en) * 2014-12-22 2017-03-13 Siemens Ag Rotor blade with vortex generators
US10400743B1 (en) * 2014-12-24 2019-09-03 National Technology & Engineering Solutions Of Sandia, Llc Wind turbine blades, wind turbines, and wind farms having increased power output
US10087912B2 (en) 2015-01-30 2018-10-02 General Electric Company Vortex generator for a rotor blade
US10180125B2 (en) * 2015-04-20 2019-01-15 General Electric Company Airflow configuration for a wind turbine rotor blade
US9869296B2 (en) * 2015-05-07 2018-01-16 General Electric Company Attachment method and system to install components, such as tip extensions and winglets, to a wind turbine blade
US9869295B2 (en) * 2015-05-07 2018-01-16 General Electric Company Attachment method to install components, such as tip extensions and winglets, to a wind turbine blade, as well as the wind turbine blade and component
US10094358B2 (en) * 2015-07-21 2018-10-09 Winnova Energy LLC Wind turbine blade with double airfoil profile
EP3203063A1 (en) * 2016-02-03 2017-08-09 Wilhelmus Helena Hendrikus Joosten Wind turbine, its use and a vane for use in the turbine
US11143163B2 (en) * 2016-03-08 2021-10-12 Semtive Inc. Vertical axis wind turbine
US10118696B1 (en) 2016-03-31 2018-11-06 Steven M. Hoffberg Steerable rotating projectile
US10400744B2 (en) * 2016-04-28 2019-09-03 General Electric Company Wind turbine blade with noise reducing micro boundary layer energizers
EP3267031B1 (en) * 2016-07-05 2019-06-12 Siemens Gamesa Renewable Energy A/S Wind turbine rotor blade with vortex generators
US10487798B2 (en) 2016-08-05 2019-11-26 General Electric Company System and method for locating airflow modifiers for installation on a wind turbine rotor blade
US10487796B2 (en) 2016-10-13 2019-11-26 General Electric Company Attachment methods for surface features of wind turbine rotor blades
US11536245B2 (en) * 2017-01-26 2022-12-27 General Electric Company Rotor blade assembly and a wind turbine having the rotor blade assembly
US10465652B2 (en) 2017-01-26 2019-11-05 General Electric Company Vortex generators for wind turbine rotor blades having noise-reducing features
RU2666093C1 (ru) * 2017-04-25 2018-09-05 Сергей Николаевич Низов Аэродинамическая поверхность летательного аппарата
JP6732697B2 (ja) 2017-07-05 2020-07-29 三菱重工業株式会社 風車翼へのボルテックスジェネレータの配置位置決定方法、風車翼アセンブリの製造方法及び風車翼アセンブリ
US20190024631A1 (en) * 2017-07-20 2019-01-24 General Electric Company Airflow configuration for a wind turbine rotor blade
CN108223448A (zh) * 2018-02-06 2018-06-29 李辉 一种高强度流线型扇叶
US11712637B1 (en) 2018-03-23 2023-08-01 Steven M. Hoffberg Steerable disk or ball
DK3587798T3 (da) * 2018-06-27 2020-11-23 Siemens Gamesa Renewable Energy As Aerodynamisk konstruktion
EP3587799A1 (en) * 2018-06-27 2020-01-01 Siemens Gamesa Renewable Energy A/S Aerodynamic structure
US10920742B2 (en) * 2018-07-26 2021-02-16 Institute of Nuclear Energy Research, Atomic Energy Council, Executive Yuan, R.O.C. Noise-reduction device for wind turbine and the wind turbine applied thereof
CN109026520B (zh) * 2018-07-26 2020-04-21 华北电力大学 风电叶片、风轮及根据桨距角确定风电叶片弦长的方法
EP3847368A4 (en) * 2018-09-04 2022-05-11 Biomerenewables Inc. FLUIDIC TURBINE STRUCTURE
US11664663B2 (en) 2018-09-12 2023-05-30 Semtive Inc. Micro inverter and controller
US11480151B2 (en) * 2018-09-13 2022-10-25 Vestas Wind Systems A/S Wind turbine with a blade carrying structure having aerodynamic properties
EP3730779A1 (en) * 2019-04-25 2020-10-28 Siemens Gamesa Renewable Energy A/S Fluid convey tubing system for wind turbine rotor blade
DE102019113044A1 (de) * 2019-05-17 2020-11-19 Wobben Properties Gmbh Verfahren zum Auslegen und Betreiben einer Windenergieanlage, Windenergieanlage sowie Windpark
GB2587409A (en) * 2019-09-27 2021-03-31 Ogab Ltd A wind turbine and method of generating power from the wind
US11668281B2 (en) * 2020-05-15 2023-06-06 Wobben Properties Gmbh Method for designing and operating a wind power installation, wind power installation and wind farm
CN111879963B (zh) * 2020-06-03 2022-05-31 山东嘉誉测试科技有限公司 一种风力监测装置
EP4027006A1 (en) * 2021-01-07 2022-07-13 Nordex Energy SE & Co. KG A wind turbine rotor blade with two rows of vortex generators
EP4027008A1 (en) * 2021-01-10 2022-07-13 General Electric Renovables España S.L. Wind turbine blades with deflector and method
EP4080039A1 (en) 2021-04-19 2022-10-26 Siemens Gamesa Renewable Energy A/S Wind turbine blade and wind turbine
EP4086455A1 (en) * 2021-05-07 2022-11-09 Siemens Gamesa Renewable Energy A/S Operating a wind turbine for wake control
US11746742B1 (en) * 2021-08-26 2023-09-05 National Technology & Engineering Solutions Of Sandia, Llc Thrust-optimized blade design for wind turbines
WO2023139177A1 (en) * 2022-01-19 2023-07-27 Power Curve Aps Vortex generator

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3578264A (en) * 1968-07-09 1971-05-11 Battelle Development Corp Boundary layer control of flow separation and heat exchange
DE3345154C2 (de) 1983-12-14 1987-02-12 Messerschmitt-Bölkow-Blohm GmbH, 8012 Ottobrunn Tragflügel für Luftfahrzeuge
US5058837A (en) * 1989-04-07 1991-10-22 Wheeler Gary O Low drag vortex generators
GB2246398A (en) 1990-07-26 1992-01-29 Howden Wind Turbines Limited Wind turbine blade and rotor incorporating same
JP3192854B2 (ja) 1993-12-28 2001-07-30 株式会社東芝 タービン冷却翼
US5417548A (en) 1994-01-14 1995-05-23 Midwest Research Institute Root region airfoil for wind turbine
US5562420A (en) 1994-03-14 1996-10-08 Midwest Research Institute Airfoils for wind turbine
CA2144350A1 (en) 1995-03-10 1996-09-11 John Waring Drag reducing arrangement for athlete
NL1004508C2 (nl) 1996-11-12 1998-05-14 Wubbo Johannes Ockels Windgedreven aandrijfinrichting.
US6068446A (en) 1997-11-20 2000-05-30 Midwest Research Institute Airfoils for wind turbine
AU5618099A (en) 1998-09-16 2000-04-03 Lm Glasfiber A/S Wind turbine blade with vortex generator
NL1012949C2 (nl) 1999-09-01 2001-03-06 Stichting Energie Blad voor een windturbine.
US6503058B1 (en) 2000-05-01 2003-01-07 Zond Energy Systems, Inc. Air foil configuration for wind turbine
US7059833B2 (en) 2001-11-26 2006-06-13 Bonus Energy A/S Method for improvement of the efficiency of a wind turbine rotor
US20030145980A1 (en) 2002-02-04 2003-08-07 Sinha Sumon Kumar System and method for using a flexible composite surface for pressure-drop free heat transfer enhancement and flow drag reduction
NL1021078C1 (nl) 2002-07-15 2004-01-16 Energieonderzoek Ct Petten Ecn Werkwijze en inrichting betreffende stromingsenergie zoals een windturbinepark.
US7521105B2 (en) 2003-03-06 2009-04-21 Vestas Wind System A/S Connection between composites with non-compatible properties and method for preparation
NL1023666C2 (nl) 2003-06-14 2004-12-20 Energieonderzoek Ct Petten Ecn Werkwijze of inrichting om energie aan een stromend fluïdum te onttrekken.
DE10347802B3 (de) * 2003-10-10 2005-05-19 Repower Systems Ag Rotorblatt für eine Windkraftanlage
DK1856408T3 (en) * 2005-02-22 2017-05-15 Vestas Wind Sys As Wind turbine blade
WO2007045940A1 (en) * 2005-10-17 2007-04-26 Vestas Wind Systems A/S Wind turbine blade with variable aerodynamic profile
ES2855106T3 (es) 2006-04-02 2021-09-23 Wobben Properties Gmbh Aerogenerador con pala delgada

Also Published As

Publication number Publication date
WO2007114698A3 (en) 2007-12-06
US8182231B2 (en) 2012-05-22
WO2007114698A2 (en) 2007-10-11
EP3617496A1 (en) 2020-03-04
BRPI0709855A2 (pt) 2011-07-26
CN101454564B (zh) 2014-04-23
CA2647499C (en) 2016-06-14
WO2007114698A8 (en) 2008-11-27
CA2647499A1 (en) 2007-10-11
ES2855106T3 (es) 2021-09-23
DK2007981T3 (da) 2021-03-01
EP2007981A2 (en) 2008-12-31
AU2007232546A1 (en) 2007-10-11
EP2007981B1 (en) 2021-01-20
CN101454564A (zh) 2009-06-10
AU2007232546A2 (en) 2008-12-11
US20090068018A1 (en) 2009-03-12

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