WO2010026800A1 - 増速機の潤滑装置及び方法 - Google Patents
増速機の潤滑装置及び方法 Download PDFInfo
- Publication number
- WO2010026800A1 WO2010026800A1 PCT/JP2009/058789 JP2009058789W WO2010026800A1 WO 2010026800 A1 WO2010026800 A1 WO 2010026800A1 JP 2009058789 W JP2009058789 W JP 2009058789W WO 2010026800 A1 WO2010026800 A1 WO 2010026800A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- oil
- lubricating oil
- machine
- aforementioned
- input
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure 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
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/70—Bearing or lubricating arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N39/00—Arrangements for conditioning of lubricants in the lubricating system
- F16N39/04—Arrangements for conditioning of lubricants in the lubricating system by heating
-
- 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
- F05B2260/00—Function
- F05B2260/40—Transmission of power
- F05B2260/403—Transmission of power through the shape of the drive components
- F05B2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
-
- 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
- F05B2260/00—Function
- F05B2260/85—Starting
-
- 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
- F05B2260/00—Function
- F05B2260/98—Lubrication
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0458—Oil-mist or spray lubrication; Means to reduce foam formation
- F16H57/0461—Means to reduce foam formation
-
- 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
Definitions
- the present invention relates to the installation and method of the machine, and in particular, to the installation and method of the machine used in cold districts.
- lubricating oil is supplied to the machine in order to speak of the movement of the machine.
- this wind turbine may be installed in a warm area, but it may also be installed in a cold area.
- 0 is an input 2 that is rotated and rotated by wind power, an input 4 that is rotated by the rotation of 2 and an output 6 that is rotated by the rotation of the car 4 and an output 6 that is rotated by the rotation of the car, and is generated by the rotation of the car. It consists of output 8 connected to the machine (). End of output 8, input 4, output
- n provided to make the movement of zero smooth, is composed of oi 20 and a lubricating oil line 26.
- Oil 2n is provided in the kung 1 3 and lubricated to make zero movement.
- a heater 2 is provided in the oil 20 for heating the lubricating oil.
- Lubricating oil ry 2 R is a rye for supplying lubricating oil to the oil increase n.
- the oil lie 26 is provided with a hop, an oil R, and an oil line n having 32.
- Oily 28 Oily Sly 3 may not be provided.
- n low temperatures for example, outside temperature R.
- the oil in the oil 20 When stopped at the temperature R, the oil in the oil 20 is also close to 3 n, and the oil Lu remains in the oil oil 26 oil R.
- the oil lie 26 may be blocked as a result of freezing of the oil in the oil lie 2. For this reason, it is necessary to heat the oil in oil 2 and then let the lubricating oil lie in place to make the lubricating oil line 26 oiler 28.
- the lubricating oil that has been oiled is first heated with heater 22.
- a predetermined value (0 to n constant) due to heat
- Bon 4 is activated and the lubricating oil is increased through the line. 0 Lubricated oil is oiled by gravity.
- the position of this machine is generally used, and is disclosed in, for example, (0 09 6 4 6 3).
- the oil is lubricated when the input shaft is not rotated, and when both the input and output vehicles are not rotated. Since the oil of 0 ⁇ is high in the range of 2000 ⁇ 800 000s, the bubble is low, so the oil of 0 ⁇ 0C supplied to the car and the output car after being splashed and scattered by the car , Down with gravity. As this state continues, the oil in the oil body becomes self-contained, and the lubricant contains a large amount of gas.
- An input a gear that rotates by rotating the shaft, an output shaft that rotates by rotating the shaft, and a device that transmits the rotation of the input shaft to the shaft through the shaft;
- the lubricating oil is stored, the lubricating oil stored in the above is supplied to the machine, and the lubricating oil is returned to the machine.
- the oil lie is provided with an oil line, the lubricating oil is supplied to the machine, the oil oil is supplied to the machine, and the oil oil is switched to pass through the oil line. .
- the lubricating oil is not supplied to the machine when the input is stopped, so that the high-lubricating oil will not be scattered by the stopped gears, preventing the lubricating oil from entering due to the scattering. Can do.
- a control stage that supplies the lubricating oil to the machine at the time of the input rotation and switches the replacement valve so that the lubricating oil passes through the ice line when the input is stopped. To do.
- control means for controlling the input rotation after a predetermined time has elapsed since the pop was activated.
- the fixed time is set to a time longer than the time required for the lubricating oil line to flow up to the extent that the lubricating oil flows smoothly.
- the replacement valve uses the isline, and when the input is rotated by the control means, the replacement valve is switched so that lubricating oil is supplied to the machine. .
- the time from the pump movement to the input rotation can be shortened, and rapid movement becomes possible.
- the gears that make up the machine that rotates the input shaft rotate, and the lubricating oil is supplied, so that the lubricating oil is scattered further.
- the time for air bubbles to accumulate in the lubricating oil is short, and it is possible to prevent bonning.
- the heat of the orifice can promote the lubricating oil during isli use.
- a method of increasing machine that feeds lubricating oil stored in to the machine that transmits the rotation of the input shaft to the output shaft via the hop, and supplies the machine to the machine, and returns the machined oil to the machine.
- the lubricating oil stored in the above is returned to the above without causing the machine to operate by the pop, and after the pop is started, the specified time passes. Control is performed to rotate the input shaft, the lubricant is switched, and the machine is returned to the machine.
- the pump is activated when the input is stopped, and the input shaft is controlled to rotate for a specified time after the popping operation.
- the figure is a schematic diagram showing the location of the machine in practice.
- FIG. 2 is a schematic diagram showing a conventional machine arrangement.
- Figure 3 shows the body configuration of the windmill in the implementation.
- 3 is the body structure of the windmill in the implementation
- 4 is the area around the implementation. In the implementation, a horizontal car is used, but the windmill is not limited to this.
- 50 of the present embodiment includes Tawa 58, Nase 52, 54, and 56.
- 56 is fixed to 54.
- Tawa 58 supports nase 52 in rotation, and nase 52 has 54 through main shaft 2 connected to 54. The end of 2 protrudes from the portion of the flange 52, and 54 is attached to the end of the main shaft 2 so as to rotate together with the main shaft 2.
- Nase 52 On the side of Nase 52,
- the generator 60, the main shaft 2, the output 8 and its () are accommodated, and 0 is provided for smooth operation (for, 2).
- Fig. 4 is a schematic diagram showing the arrangement of machines and machines in the implementation. It is a machine used for wind power generation cars installed in cold regions in practice, but is not limited to this.
- 0 is the input 2 that rotates with () that rotates by wind power, the input 4 that rotates by the rotation of 2, and 4
- the output 6 is rotated by the rotation of the input car, and the output 8 is rotated by the rotation of the car and connected to the generator ().
- the input and output terminals, the input and the output 6 are accommodated in the cage 3, the input 2 is supported by the cage 3 R through 34, and the 8 is coupled to the cage 3 through 36. 8 is supported in rotation.
- Oil 2 is installed in the keg 38 and lubricated to make the zero movement smooth.
- a heater 22 is provided in the oil 20 for heating the lubricating oil.
- the oil lubrication line 26 is a lie for supplying more oil lubricated to Oy 20.
- the oil lie 26 is provided with an oil sli 30 with 24, oil 28 and 32. Oily 28 Oily line 30 may not be provided.
- oil line 26 is provided with 0 and the oil line 2, and the switch 4 is provided for switching whether or not the oil line 26B is used.
- ice 4 is provided on the ice line 26.
- Lubricating oil can be obtained by the following 2 by replacing 4.
- 2 of 44 is provided to control the input 2 to rotate after the specified time has elapsed after the pop 24 is activated.
- the oil in O20 is also close to 30 ° C, and there is also 30 ° C lubricant remaining in the oil line 26, oil 28. It is. Also, there is a possibility that the oil line 26 is blocked as the oil in the oil line 26 freezes. For this reason, it is necessary to heat the oil in the oil 20 and then let the lubricating oil lie 26 start and the lubricating oil lie 26 oiler 28.
- Switch 40 is switched to isline 26 by 42.
- the lubricant oil 26, the lubricant oil 26, and the oil 28 are noticed. Even during warming, the lubricant oil rises due to the heat of 24 ice 46, and warming is performed more efficiently.
- change 40 When change 40 is changed, change according to 42 Is detected, and the input is controlled so that it can rotate. Note that the input 2 is switched to 4 and the control is performed at 42 at the same time or switching.
- Lubricating oil will turn zero in the order of oil 2 pop 2 oil 28 change 4 oil 2 in this order.
- the lubricating oil is not increased when the input is stopped, so the lubricating oil is scattered by the stopped gear, and the lubrication oil caused by the scattering is absorbed. Can be prevented.
- the above-mentioned pop 24 can be prevented and vibration noise can be prevented.
- the generation of lube oil such as humps improves the power generation efficiency by improving the vehicle at low temperatures and expanding the power generation range.
- It can be used as a machine installation and method that can prevent the lubrication oil from entering due to the scattering of the lubrication oil at the start-up without requiring a long time to heat the lubrication oil.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Details Of Gearings (AREA)
Abstract
Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA2714519A CA2714519A1 (en) | 2008-09-03 | 2009-04-30 | Lubricating device and method for gearbox |
AU2009287871A AU2009287871B2 (en) | 2008-09-03 | 2009-04-30 | Speed-increasing gear lubrication device and method |
ES09811329T ES2409704T3 (es) | 2008-09-03 | 2009-04-30 | Dispositivo y método de lubricación de engranajes con aumento de velocidad |
BRPI0908836-9A BRPI0908836A2 (pt) | 2008-09-03 | 2009-04-30 | Dispositivo de lubrificação para uma caixa de engrenagem, e, método de lubrificação para lubrificar uma caixa de engrenagem |
EP09811329A EP2251566B1 (en) | 2008-09-03 | 2009-04-30 | Speed increasing gear lubrication device and method |
DK09811329.3T DK2251566T3 (da) | 2008-09-03 | 2009-04-30 | Fartøgende gearsmøringsindretning og fremgangsmåde |
US12/935,359 US20110024236A1 (en) | 2008-09-03 | 2009-04-30 | Lubricating device and method for gearbox |
CN2009801078547A CN101960178A (zh) | 2008-09-03 | 2009-04-30 | 增速器的润滑装置及方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008225855A JP5215780B2 (ja) | 2008-09-03 | 2008-09-03 | 増速機の潤滑装置及び方法 |
JP2008-225855 | 2008-09-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2010026800A1 true WO2010026800A1 (ja) | 2010-03-11 |
Family
ID=41796975
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2009/058789 WO2010026800A1 (ja) | 2008-09-03 | 2009-04-30 | 増速機の潤滑装置及び方法 |
Country Status (12)
Country | Link |
---|---|
US (1) | US20110024236A1 (ja) |
EP (1) | EP2251566B1 (ja) |
JP (1) | JP5215780B2 (ja) |
KR (1) | KR20100125294A (ja) |
CN (1) | CN101960178A (ja) |
AU (1) | AU2009287871B2 (ja) |
BR (1) | BRPI0908836A2 (ja) |
CA (1) | CA2714519A1 (ja) |
DK (1) | DK2251566T3 (ja) |
ES (1) | ES2409704T3 (ja) |
TW (1) | TW201011191A (ja) |
WO (1) | WO2010026800A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010033228A1 (de) * | 2010-08-03 | 2012-02-09 | Siemens Aktiengesellschaft | Vorrichtung zur Sprühschmierung eines Windturbinengetriebes |
CN103498913A (zh) * | 2013-10-23 | 2014-01-08 | 大连华锐重工集团股份有限公司 | 适用于极端工况的风电齿轮箱润滑系统 |
CN104180142A (zh) * | 2014-08-22 | 2014-12-03 | 珠海格力电器股份有限公司 | 润滑油供油装置、离心压缩机及供油方法 |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009048766A1 (de) * | 2009-10-08 | 2011-04-14 | Robert Bosch Gmbh | Antriebsstrang und Windkraftanlage |
US9086055B2 (en) * | 2010-01-11 | 2015-07-21 | General Electric Company | Lubrication of fluid turbine gearbox during idling or loss of electric grid |
CN103348134B (zh) * | 2010-12-15 | 2016-06-22 | 维斯塔斯风力系统有限公司 | 风轮机和用于操作风轮机的方法 |
US8485932B2 (en) * | 2011-01-06 | 2013-07-16 | Chrysler Group Llc | Axle system |
DK2573388T3 (en) * | 2011-09-22 | 2019-01-14 | Moventas Gears Oy | Process for controlling the lubrication of an exchange and of an exchange |
US10248293B2 (en) * | 2011-09-30 | 2019-04-02 | Nokia Technologies Oy | Method, apparatus, computer program and user interface |
CN102536686B (zh) * | 2012-01-10 | 2014-07-23 | 三一电气有限责任公司 | 一种齿轮箱及包括该齿轮箱的风力发电机 |
US8869940B2 (en) * | 2012-01-17 | 2014-10-28 | General Electric Company | Dual temperature oil control system and method for a wind turbine gearbox |
JP5970937B2 (ja) * | 2012-04-25 | 2016-08-17 | ソニー株式会社 | 表示制御装置および表示制御方法 |
US9103433B2 (en) * | 2013-02-26 | 2015-08-11 | Arvinmeritor Technology, Llc | Axle assembly and method of lubrication control |
EP2947352B1 (en) | 2014-05-20 | 2017-08-02 | Moventas Gears Oy | A gear unit and a method for heating lubricant oil of a gear unit |
SE538561C2 (en) * | 2014-12-04 | 2016-09-20 | Scania Cv Ab | Lubrication system and a method for controlling the lubrication system |
CN106926048B (zh) * | 2017-03-29 | 2020-04-28 | 广东工业大学 | 一种主轴增速器 |
CN108612833A (zh) * | 2018-05-02 | 2018-10-02 | 深能北方(通辽)能源开发有限公司 | 可降低风电齿轮箱油温的控制装置 |
CN112983754B (zh) * | 2019-12-12 | 2022-03-11 | 中车株洲电力机车研究所有限公司 | 一种布局紧凑的风电机组机舱 |
CN111677823B (zh) * | 2020-07-20 | 2024-04-19 | 合肥工业大学 | 一种齿轮箱润滑用三速齿轮泵动力单元 |
CN112404470A (zh) * | 2020-11-02 | 2021-02-26 | 盐城市金品数控机床有限公司 | 一种卧式车床进给箱 |
CN112283328B (zh) * | 2020-11-04 | 2022-04-12 | 福建中维动力科技股份有限公司 | 一种纯电动卡车用油泵分动器 |
CN113324019B (zh) * | 2021-04-30 | 2022-07-15 | 华电电力科学研究院有限公司 | 一种陶瓷膜在线风机齿轮箱油处理方法 |
DE102021208683B3 (de) * | 2021-08-10 | 2023-01-19 | Zf Friedrichshafen Ag | Verfahren zum Reparieren einer Getriebeanordnung |
CN113757056A (zh) * | 2021-09-14 | 2021-12-07 | 山东中车风电有限公司 | 一种风电机组加油机油液循环加热装置及方法 |
CN114508584A (zh) * | 2022-03-03 | 2022-05-17 | 上海电气风电集团股份有限公司 | 一种齿轮箱润滑系统 |
CN114352716B (zh) * | 2022-03-16 | 2022-08-05 | 杭州杰牌传动科技有限公司 | 用于工业齿轮箱的润滑系统、润滑方法及工业齿轮箱 |
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JPH0721954Y2 (ja) * | 1989-03-31 | 1995-05-17 | マツダ株式会社 | 自動変速機のオイル冷却装置 |
JPH1096463A (ja) | 1996-09-20 | 1998-04-14 | Hitachi Ltd | 風車用増速機 |
JP2000210503A (ja) * | 1999-01-22 | 2000-08-02 | Nippon Mitsubishi Oil Corp | 液体中の気泡除去システム |
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DE2042206A1 (de) * | 1970-08-26 | 1972-03-02 | Porsche Kg | Schmiervorrichtung fuer Geschwindigkeitswechselgetriebe |
DE3702008A1 (de) * | 1987-01-23 | 1988-08-04 | Bergische Stahlindustrie | Getriebeschmierung fuer windenergie-anlagen |
JPH0621697Y2 (ja) * | 1988-02-05 | 1994-06-08 | 株式会社名機製作所 | 射出成形機の作動油昇温装置 |
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2008
- 2008-09-03 JP JP2008225855A patent/JP5215780B2/ja not_active Expired - Fee Related
-
2009
- 2009-04-30 BR BRPI0908836-9A patent/BRPI0908836A2/pt not_active IP Right Cessation
- 2009-04-30 US US12/935,359 patent/US20110024236A1/en not_active Abandoned
- 2009-04-30 AU AU2009287871A patent/AU2009287871B2/en not_active Ceased
- 2009-04-30 EP EP09811329A patent/EP2251566B1/en not_active Not-in-force
- 2009-04-30 WO PCT/JP2009/058789 patent/WO2010026800A1/ja active Application Filing
- 2009-04-30 DK DK09811329.3T patent/DK2251566T3/da active
- 2009-04-30 CA CA2714519A patent/CA2714519A1/en not_active Abandoned
- 2009-04-30 KR KR1020107019773A patent/KR20100125294A/ko active IP Right Grant
- 2009-04-30 CN CN2009801078547A patent/CN101960178A/zh active Pending
- 2009-04-30 ES ES09811329T patent/ES2409704T3/es active Active
- 2009-05-13 TW TW098115877A patent/TW201011191A/zh unknown
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JPH0721954Y2 (ja) * | 1989-03-31 | 1995-05-17 | マツダ株式会社 | 自動変速機のオイル冷却装置 |
JPH1096463A (ja) | 1996-09-20 | 1998-04-14 | Hitachi Ltd | 風車用増速機 |
JP2000210503A (ja) * | 1999-01-22 | 2000-08-02 | Nippon Mitsubishi Oil Corp | 液体中の気泡除去システム |
Non-Patent Citations (1)
Title |
---|
See also references of EP2251566A4 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010033228A1 (de) * | 2010-08-03 | 2012-02-09 | Siemens Aktiengesellschaft | Vorrichtung zur Sprühschmierung eines Windturbinengetriebes |
CN103498913A (zh) * | 2013-10-23 | 2014-01-08 | 大连华锐重工集团股份有限公司 | 适用于极端工况的风电齿轮箱润滑系统 |
CN104180142A (zh) * | 2014-08-22 | 2014-12-03 | 珠海格力电器股份有限公司 | 润滑油供油装置、离心压缩机及供油方法 |
Also Published As
Publication number | Publication date |
---|---|
AU2009287871B2 (en) | 2011-06-30 |
JP5215780B2 (ja) | 2013-06-19 |
EP2251566A4 (en) | 2011-07-20 |
ES2409704T3 (es) | 2013-06-27 |
US20110024236A1 (en) | 2011-02-03 |
CN101960178A (zh) | 2011-01-26 |
KR20100125294A (ko) | 2010-11-30 |
EP2251566A1 (en) | 2010-11-17 |
CA2714519A1 (en) | 2010-03-11 |
DK2251566T3 (da) | 2013-05-06 |
TW201011191A (en) | 2010-03-16 |
JP2010060038A (ja) | 2010-03-18 |
BRPI0908836A2 (pt) | 2015-07-21 |
EP2251566B1 (en) | 2013-03-20 |
AU2009287871A1 (en) | 2010-03-11 |
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