NO20055673L - Elektriske nedsenkbare pumper - Google Patents
Elektriske nedsenkbare pumperInfo
- Publication number
- NO20055673L NO20055673L NO20055673A NO20055673A NO20055673L NO 20055673 L NO20055673 L NO 20055673L NO 20055673 A NO20055673 A NO 20055673A NO 20055673 A NO20055673 A NO 20055673A NO 20055673 L NO20055673 L NO 20055673L
- Authority
- NO
- Norway
- Prior art keywords
- electric submersible
- submersible pumps
- pumps
- electric
- submersible
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/132—Submersible electric motors
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
- E21B43/121—Lifting well fluids
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
- E21B43/121—Lifting well fluids
- E21B43/128—Adaptation of pump systems with down-hole electric drives
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/07—Fixing them on the shaft or housing with interposition of an element
- F16C35/077—Fixing them on the shaft or housing with interposition of an element between housing and outer race ring
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C43/00—Assembling bearings
- F16C43/02—Assembling sliding-contact bearings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
- H02K1/185—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to outer stators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/2726—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of a single magnet or two or more axially juxtaposed single magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/278—Surface mounted magnets; Inset magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
- H02K1/30—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures using intermediate parts, e.g. spiders
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/022—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies with salient poles or claw-shaped poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/03—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/08—Forming windings by laying conductors into or around core parts
- H02K15/095—Forming windings by laying conductors into or around core parts by laying conductors around salient poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/18—Windings for salient poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/128—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas using air-gap sleeves or air-gap discs
- H02K5/1285—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas using air-gap sleeves or air-gap discs of the submersible type
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
- H02K5/1672—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings radially supporting the rotary shaft at both ends of the rotor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
- H02K1/148—Sectional cores
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
-
- 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
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49009—Dynamoelectric machine
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- General Engineering & Computer Science (AREA)
- Geochemistry & Mineralogy (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0314553.9A GB0314553D0 (en) | 2003-06-21 | 2003-06-21 | Electric submersible pumps |
PCT/GB2004/002667 WO2004113670A2 (fr) | 2003-06-21 | 2004-06-21 | Pompes electriques submersibles |
Publications (2)
Publication Number | Publication Date |
---|---|
NO20055673D0 NO20055673D0 (no) | 2005-12-01 |
NO20055673L true NO20055673L (no) | 2006-03-16 |
Family
ID=27637121
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20055673A NO20055673L (no) | 2003-06-21 | 2005-12-01 | Elektriske nedsenkbare pumper |
Country Status (5)
Country | Link |
---|---|
US (4) | US7971650B2 (fr) |
CA (3) | CA2620650A1 (fr) |
GB (7) | GB0314553D0 (fr) |
NO (1) | NO20055673L (fr) |
WO (1) | WO2004113670A2 (fr) |
Families Citing this family (94)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2418304B (en) * | 2003-06-13 | 2006-11-08 | Shell Int Research | System and method for transmitting electric power into a bore hole |
US7285931B2 (en) * | 2005-08-31 | 2007-10-23 | Schlumberger Technology Corporation | Brushless motor commutation and control |
RU2357345C2 (ru) | 2006-10-11 | 2009-05-27 | Шлюмбергер Текнолоджи Б.В. | Погружной электрический двигатель постоянного тока |
GB2450157B (en) * | 2007-06-15 | 2011-12-21 | Baker Hughes Inc | System for determining an initial direction of rotation of an electrical submersible pump |
US20090091278A1 (en) * | 2007-09-12 | 2009-04-09 | Michael Montois | Downhole Load Sharing Motor Assembly |
EP2077374A1 (fr) | 2007-12-19 | 2009-07-08 | Bp Exploration Operating Company Limited | Unité de pompe submersible |
US20090232664A1 (en) * | 2008-03-12 | 2009-09-17 | General Electric | Permanent magnet motor for subsea pump drive |
US8162044B2 (en) * | 2009-01-02 | 2012-04-24 | Joachim Sihler | Systems and methods for providing electrical transmission in downhole tools |
EP2209184B1 (fr) * | 2009-01-14 | 2016-03-23 | Grundfos Management A/S | Rotor en matériau magnétique |
FR2944393B1 (fr) * | 2009-04-09 | 2014-10-17 | Converteam Technology Ltd | Bobine pour une machine electrique tournante |
US8443900B2 (en) | 2009-05-18 | 2013-05-21 | Zeitecs B.V. | Electric submersible pumping system and method for dewatering gas wells |
US8833441B2 (en) * | 2009-05-18 | 2014-09-16 | Zeitecs B.V. | Cable suspended pumping system |
WO2011019334A1 (fr) * | 2009-08-11 | 2011-02-17 | General Electric Company | Moteur à aimant permanent pour entraînement de pompe sous-marine |
IT1397548B1 (it) * | 2009-12-14 | 2013-01-16 | Pm S R L | Struttura di contenimento di un gruppo di azionamento pompe ad immersione, particolarmente per pompe ad immersione compatte da immergere in pozzi, e simili. |
NO332768B1 (no) * | 2009-12-16 | 2013-01-14 | Smartmotor As | System for drift av langstrakte elektriske maskiner |
EP2516792A4 (fr) | 2009-12-23 | 2015-05-06 | Bp Corp North America Inc | Système de pompe à faible volume sans appareil de forage |
US8408312B2 (en) | 2010-06-07 | 2013-04-02 | Zeitecs B.V. | Compact cable suspended pumping system for dewatering gas wells |
US20120086295A1 (en) * | 2010-10-06 | 2012-04-12 | Matrix Motor, Llc | Motors with quadric surfaces |
GB201017814D0 (en) * | 2010-10-21 | 2010-12-01 | Zenith Oilfield Technology Ltd | A cable and method |
GB201019567D0 (en) | 2010-11-19 | 2010-12-29 | Zenith Oilfield Technology Ltd | High temperature downhole gauge system |
US9093876B2 (en) | 2011-03-01 | 2015-07-28 | Baker Hughes Incorporated | Systems and methods for configuring stators of downhole electric motors |
CN102916516A (zh) * | 2011-08-05 | 2013-02-06 | 永济新时速电机电器有限责任公司 | 接线装置、双馈风力发电机转子及发电机 |
US8872509B2 (en) * | 2011-08-25 | 2014-10-28 | GM Global Technology Operations LLC | Reducing angular clearance between a motor shaft and an angular position sensor |
GB2495132B (en) | 2011-09-30 | 2016-06-15 | Zenith Oilfield Tech Ltd | Fluid determination in a well bore |
GB2496863B (en) | 2011-11-22 | 2017-12-27 | Zenith Oilfield Tech Limited | Distributed two dimensional fluid sensor |
US9057256B2 (en) * | 2012-01-10 | 2015-06-16 | Schlumberger Technology Corporation | Submersible pump control |
US20170025909A1 (en) * | 2012-03-27 | 2017-01-26 | Stephen N. Hummel | Brushless dc electrical generator |
US9467032B2 (en) * | 2012-03-27 | 2016-10-11 | Stephen N. Hummel | Brushless DC electrical generator |
US9482078B2 (en) | 2012-06-25 | 2016-11-01 | Zeitecs B.V. | Diffuser for cable suspended dewatering pumping system |
US9145865B2 (en) | 2012-06-29 | 2015-09-29 | General Electric Company | Electric fluid pump |
US9255474B2 (en) * | 2012-07-09 | 2016-02-09 | Baker Hughes Incorporated | Flexibility of downhole fluid analyzer pump module |
US9080437B2 (en) | 2012-09-18 | 2015-07-14 | Baker Hughes Incorporated | Adjustable locking shaft-locating device |
US10020711B2 (en) | 2012-11-16 | 2018-07-10 | U.S. Well Services, LLC | System for fueling electric powered hydraulic fracturing equipment with multiple fuel sources |
US10119381B2 (en) | 2012-11-16 | 2018-11-06 | U.S. Well Services, LLC | System for reducing vibrations in a pressure pumping fleet |
GB2511739B (en) | 2013-03-11 | 2018-11-21 | Zenith Oilfield Tech Limited | Multi-component fluid determination in a well bore |
US10424988B2 (en) * | 2013-04-05 | 2019-09-24 | General Electric Company | Downhole electric submersible pumps with high rotordynamic stability margin |
US20150037171A1 (en) * | 2013-08-01 | 2015-02-05 | Chevron U.S.A. Inc. | Electric submersible pump having a plurality of motors operatively coupled thereto and methods of using |
US9601951B2 (en) | 2013-11-04 | 2017-03-21 | General Electric Company | Modular permanent magnet motor and pump assembly |
CA2929943A1 (fr) | 2013-11-13 | 2015-05-21 | Schlumberger Canada Limited | Mise en service de systeme de pompage automatique |
CA2912115C (fr) * | 2013-12-26 | 2017-02-21 | Han's Laser Technology Industry Group Co., Ltd. | Systeme d'extraction de petrole a moteur lineaire submersible dans le petrole |
CA2888027A1 (fr) | 2014-04-16 | 2015-10-16 | Bp Corporation North America, Inc. | Pompes alternatives pour systemes de deliquification et systemes de distribution de liquide servant a actionner les pompes alternatives |
CN107002688B (zh) * | 2014-05-19 | 2019-03-29 | 通用电气石油和天然气Esp公司 | 用于人工提升中的电动机的优化冷却 |
US10106237B2 (en) | 2014-06-25 | 2018-10-23 | Woods Hole Oceanographic Institution | Efficiency submersible thruster |
US10720804B2 (en) * | 2014-06-27 | 2020-07-21 | General Electric Company | Permanent magnet machine with segmented sleeve for magnets |
US10381889B2 (en) * | 2014-06-27 | 2019-08-13 | General Electric Company | Permanent magnet machine with segmented sleeve for magnets |
US9654035B1 (en) * | 2014-09-30 | 2017-05-16 | Sandia Corporation | High-temperature brushless DC motor controller |
WO2016053658A1 (fr) * | 2014-10-02 | 2016-04-07 | Schlumberger Canada Limited | Compensateur de moteur et agencement module d'étanchéité d'arbre pour système de pompage submersible électrique |
US9726166B2 (en) * | 2014-12-10 | 2017-08-08 | Baker Hughes Incorporated | Magnetic rotational to linear actuator for well pumps |
RU2652519C1 (ru) * | 2014-12-30 | 2018-04-26 | Халлибертон Энерджи Сервисез, Инк. | Способ контроля состояния электродвигателя |
WO2016142928A1 (fr) * | 2015-03-09 | 2016-09-15 | Agrosolar Irrigation Systems Lltd. | Système de récupération d'eau à partir d'un puits d'eau |
US9893578B2 (en) * | 2015-04-22 | 2018-02-13 | Baker Hughes Incorporated | Downhole electric motors having angularly displaced rotor sections |
CN204794403U (zh) * | 2015-06-05 | 2015-11-18 | 厦门建霖工业有限公司 | 一种水力发电机二次包胶防水结构 |
US10288074B2 (en) | 2015-09-15 | 2019-05-14 | General Electric Company | Control sub-system and related method of controlling electric machine in fluid extraction system |
CA3003578A1 (fr) * | 2015-10-30 | 2017-05-04 | Oilfield Equipment Development Center Limited | Stator d'un moteur electrique lineaire submersible et methode d'assemblage associee |
CN109863310B (zh) * | 2015-12-14 | 2021-09-21 | 福斯管理公司 | 具有一体式转子/轭构造和树脂嵌入磁体的永磁体潜水电动机 |
EP3413438B1 (fr) * | 2016-03-09 | 2021-05-05 | Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | Rotor à pôle saillant, et procédé de fabrication de rotor |
US10125585B2 (en) | 2016-03-12 | 2018-11-13 | Ge Oil & Gas Esp, Inc. | Refrigeration system with internal oil circulation |
US10263561B2 (en) | 2016-09-30 | 2019-04-16 | General Electric Company | Backspin management for electric submersible pump |
US10566882B2 (en) * | 2016-10-25 | 2020-02-18 | Magney Grande Distribution, Inc. | System and method for a mitigating high frequency common mode (L-G) phenomena and associated affects on electrical submersible pumps mechanical run life |
US10605057B2 (en) | 2016-12-16 | 2020-03-31 | Upwing Energy, LLC | Downhole-type electric submersible pump system |
CN106787358B (zh) * | 2016-12-20 | 2018-03-16 | 哈尔滨中传控制技术有限公司 | 一种轮式电动机及采用该电动机的游梁式抽油机 |
US11466696B2 (en) * | 2016-12-28 | 2022-10-11 | Upwing Energy, Inc. | Downhole blower system with bearings and seals |
US10778124B2 (en) | 2017-02-24 | 2020-09-15 | General Electric Company | Integrated monitoring of an electric motor assembly |
US10256762B2 (en) | 2017-06-27 | 2019-04-09 | General Electric Company | Systems and methods for active damping of a motor |
US10447111B2 (en) * | 2017-09-20 | 2019-10-15 | Upwing Energy, LLC | Active magnetic bearing control for downhole-type system |
US10840788B2 (en) * | 2017-12-28 | 2020-11-17 | Upwing Energy, LLC | Controlling multiple electric stators |
US20190288571A1 (en) * | 2018-02-20 | 2019-09-19 | Wright Electric Inc. | Electric motors for aircraft propulsion and associated systems and methods |
CN112106279B (zh) | 2018-02-23 | 2023-10-27 | 提取管理有限责任公司 | 电潜式泵送单元 |
WO2019183407A1 (fr) * | 2018-03-21 | 2019-09-26 | Magnetic Pumping Solutions, Llc | Procédé et système de commande de systèmes de pompage de fond de trou |
US10385856B1 (en) * | 2018-05-04 | 2019-08-20 | Lex Submersible Pumps FZC | Modular electric submersible pump assemblies with cooling systems |
US10323644B1 (en) * | 2018-05-04 | 2019-06-18 | Lex Submersible Pumps FZC | High-speed modular electric submersible pump assemblies |
CA3115650A1 (fr) | 2018-10-09 | 2020-04-23 | U.S. Well Services, LLC | Systeme de pompe de fracturation hydraulique electrique comprenant des remorques de fracturation pour pompe a pistons multiples a alimentation electrique unique, unites de filtrat ion, et plate-forme coulissante |
US11773857B2 (en) | 2018-10-12 | 2023-10-03 | Baker Hughes Holdings Llc | Dual ESP with selectable pumps |
DE102018125936A1 (de) | 2018-10-18 | 2020-04-23 | Wittenstein Se | Sicherung für einen Rotor einer elektrischen Maschine |
GB2578794B (en) * | 2018-11-09 | 2023-03-22 | Safran Electrical & Power | A permanent magnet generator |
RU189025U1 (ru) * | 2018-12-10 | 2019-05-07 | Общество с ограниченной ответственностью "Научно-производственная компания "ТЕХОЙЛ" (ООО НПК "ТЕХОЙЛ") | Внутрискважинное компенсирующее устройство |
WO2020231483A1 (fr) | 2019-05-13 | 2020-11-19 | U.S. Well Services, LLC | Commande vectorielle sans codeur pour variateur de fréquence dans des applications de fracturation hydraulique |
CN110323873B (zh) * | 2019-06-19 | 2024-05-31 | 中国科学院西安光学精密机械研究所 | 一种用于安装小型分装式力矩电机的装置 |
CA3148987A1 (fr) | 2019-08-01 | 2021-02-04 | U.S. Well Services, LLC | Systeme de stockage d'energie a haute capacite pour fracturation hydraulique electrique |
CA3152155A1 (fr) * | 2019-09-23 | 2021-04-08 | Mitchell Lee CRANE | Systemes et procede d'alignement de moteurs a aimants permanents dans une pompe electrique submersible |
US11128278B2 (en) | 2019-11-13 | 2021-09-21 | Extract Management Co., LLC | Systems and methods for balancing unbalanced power cables |
WO2021142177A1 (fr) * | 2020-01-09 | 2021-07-15 | Gates Corporation | Rotor à aimant permanent pour moteur à flux axial |
US11739617B2 (en) * | 2020-05-28 | 2023-08-29 | Halliburton Energy Services, Inc. | Shielding for a magnetic bearing in an electric submersible pump (ESP) assembly |
US11512707B2 (en) | 2020-05-28 | 2022-11-29 | Halliburton Energy Services, Inc. | Hybrid magnetic thrust bearing in an electric submersible pump (ESP) assembly |
US11460038B2 (en) * | 2020-05-28 | 2022-10-04 | Halliburton Energy Services, Inc. | Hybrid magnetic radial bearing in an electric submersible pump (ESP) assembly |
EP4208937A1 (fr) * | 2020-09-04 | 2023-07-12 | SEW-EURODRIVE GmbH & Co. KG | Moteur électrique à rotor |
CN112240350B (zh) * | 2020-12-06 | 2021-07-06 | 东营浩辰石油技术开发有限公司 | 一种游梁式抽油机用横梁轴承座 |
US11962205B2 (en) * | 2021-03-16 | 2024-04-16 | The Timken Company | Mechanical strength of connection of wound rotor generator/motor |
CN113517767B (zh) * | 2021-04-21 | 2024-01-26 | 沈阳工业大学 | 一种细长型小直径低速大转矩潜油永磁电机 |
CN115874988A (zh) * | 2021-09-29 | 2023-03-31 | 中国石油天然气股份有限公司 | 一种小直径电动潜油螺杆泵采油装置 |
CN115874987A (zh) * | 2021-09-29 | 2023-03-31 | 中国石油天然气股份有限公司 | 小直径可投捞式电动潜油螺杆泵采油装置及采油方法 |
US20230109040A1 (en) * | 2021-10-01 | 2023-04-06 | Baker Hughes Oilfield Operations Llc | Permanent magnet motor for electrical submersible pump and method of assembly rotor |
US11828145B2 (en) | 2021-10-27 | 2023-11-28 | Saudi Arabian Oil Company | Electrical submersible pump for a wellbore |
CN114024387B (zh) * | 2021-11-05 | 2023-08-29 | 宁德时代电机科技有限公司 | 一种轮边桥高效高功率密度水冷永磁电机 |
Family Cites Families (103)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB393466A (en) * | 1931-11-11 | 1933-06-08 | Westinghouse Electric & Mfg Co | Improvements in or relating to dynamo-electric machines |
GB537833A (en) | 1940-01-06 | 1941-07-08 | Smith & Sons Ltd S | Improvements in or relating to dynamo electric instruments |
GB545101A (en) | 1940-05-15 | 1942-05-11 | British Thomson Houston Co Ltd | Improvements in and relating to coils for dynamo-electric machines |
US2607816A (en) | 1947-01-29 | 1952-08-19 | Stewart Warner Corp | Electric motor |
DE1004892B (de) | 1952-03-17 | 1957-03-21 | Th Calow & Co | Antriebsvorrichtung bei Zufuehrungsautomaten fuer Schrauben, Nieten und aehnliche Werkstuecke |
US3077572A (en) | 1958-06-30 | 1963-02-12 | Amp Inc | Electrical connector |
GB925655A (en) * | 1961-03-30 | 1963-05-08 | Socome Sa | Improvements in rotary electric machines |
DE1263164B (de) | 1962-04-05 | 1968-03-14 | Licentia Gmbh | Steuerverfahren zur Veraenderung der Frequenz und der Spannung eines im Schaltbetrieb arbeitenden Wechselrichters |
GB1062096A (en) | 1964-03-06 | 1967-03-15 | Franklin Electric Co Inc | Electric motor assembly |
US3384769A (en) * | 1965-08-25 | 1968-05-21 | Franklin Electric Co Inc | Modular motor assembly |
US3551714A (en) * | 1968-12-30 | 1970-12-29 | Borg Warner | Submersible motor and bearing arrangement therefor |
US3568771A (en) | 1969-04-17 | 1971-03-09 | Borg Warner | Method and apparatus for lifting foaming crude by a variable rpm submersible pump |
CH518642A (de) * | 1969-10-31 | 1972-01-31 | Tsnii T I Mash | Verfahren zur Herstellung des Läufers eines Turbogenerators |
DE2149207B1 (de) * | 1971-10-01 | 1973-02-08 | Glyco Metall Werke | Gleitlager |
US4150866A (en) | 1977-08-26 | 1979-04-24 | Amp Incorporated | Environmentally sealed connector |
CH627885A5 (en) | 1978-05-24 | 1982-01-29 | Bbc Brown Boveri & Cie | Pole coil of a multipole electrical machine |
GB2052319A (en) | 1979-05-15 | 1981-01-28 | Lucas Industries Ltd | A method of assembling permanent magnet rotors for electrical machines |
US4330740A (en) | 1979-09-28 | 1982-05-18 | Centrilift-Hughes, Inc. | Energizing circuit for providing low voltage starting for submersible pump motor |
US4310211A (en) | 1979-12-26 | 1982-01-12 | Amp Incorporated | High current contact system for solar modules |
JPS5731049U (fr) | 1980-07-24 | 1982-02-18 | ||
US4434389A (en) | 1980-10-28 | 1984-02-28 | Kollmorgen Technologies Corporation | Motor with redundant windings |
JPS5819169A (ja) | 1981-07-24 | 1983-02-04 | Hitachi Ltd | Pwm制御変換器の制御方法 |
US4467261A (en) * | 1982-07-12 | 1984-08-21 | Emerson Electric Co. | Variable speed motor drive system |
FR2541529A1 (fr) | 1983-02-18 | 1984-08-24 | Sundstrand Corp | Machine electromotrice a canaux multiples |
DE3460615D1 (en) | 1983-07-13 | 1986-10-09 | Bbc Brown Boveri & Cie | Ac motor drive |
US4513215A (en) | 1983-10-03 | 1985-04-23 | Hughes Tool Company | Anti-rotation motor bearing |
US4521708A (en) * | 1984-03-15 | 1985-06-04 | Hughes Tool Company | Motor bearing with locking pins |
US4879502A (en) * | 1985-01-28 | 1989-11-07 | Hitachi, Ltd. | Speed control apparatus and method for motors |
US4643506A (en) | 1985-05-17 | 1987-02-17 | Amp Incorporated | Wire seal |
US4684837A (en) * | 1985-05-20 | 1987-08-04 | Franklin Electric Co., Inc. | Electric submersible motor with dual snap ring clamp |
US4606656A (en) * | 1985-07-08 | 1986-08-19 | Emerson Electric Co. | Outer race lock pin for bearings |
US4678954A (en) * | 1986-03-05 | 1987-07-07 | Kabushiki Kaisha Toshiba | Rotor with permanent magnets having thermal expansion gaps |
JPH0444876Y2 (fr) * | 1987-03-03 | 1992-10-22 | ||
US4742259A (en) | 1987-05-11 | 1988-05-03 | Franklin Electric Co., Inc. | Permanent magnet rotor for electric motor |
JPH0191628A (ja) | 1987-10-02 | 1989-04-11 | Matsushita Electric Ind Co Ltd | 固定子 |
DE3816652A1 (de) | 1988-05-16 | 1989-11-30 | Magnet Motor Gmbh | Elektrische maschine mit fluessigkeitskuehlung |
DE3907516A1 (de) | 1989-03-08 | 1990-09-13 | Interelectric Ag | Statorblechpaket fuer einen elektromotor und verfahren zum herstellen eines stators |
US5051634A (en) | 1989-06-29 | 1991-09-24 | Kollmorgen Corporation | Motor stator heat spike |
US5207273A (en) | 1990-09-17 | 1993-05-04 | Production Technologies International Inc. | Method and apparatus for pumping wells |
US5097166A (en) * | 1990-09-24 | 1992-03-17 | Reuland Electric | Rotor lamination for an AC permanent magnet synchronous motor |
JPH04344137A (ja) | 1991-05-20 | 1992-11-30 | Sanyo Electric Co Ltd | 電動機の固定子及び固定子の製造方法 |
JP3102665B2 (ja) | 1992-02-17 | 2000-10-23 | 三菱電機株式会社 | 電動機 |
JPH05340428A (ja) * | 1992-06-05 | 1993-12-21 | Ebara Corp | ラジアル軸受装置及び該ラジアル軸受装置を備えたキャンドモータ |
JPH0638543A (ja) | 1992-07-17 | 1994-02-10 | Meidensha Corp | サージ電圧抑制装置 |
JPH06245588A (ja) | 1993-02-16 | 1994-09-02 | Toyo Electric Mfg Co Ltd | Pwmインバータ制御方法 |
US5606791A (en) * | 1993-09-17 | 1997-03-04 | Fougere; Richard J. | Method of making a slotless electric motor or transducer |
JP2886774B2 (ja) | 1993-12-29 | 1999-04-26 | 矢崎総業株式会社 | コネクタの防水栓 |
US5580282A (en) | 1994-01-14 | 1996-12-03 | Emerson Electric Co. | Sealable shaped connector block for a terminal assembly |
US6025691A (en) * | 1995-05-29 | 2000-02-15 | Toyota Jidosha Kabushiki Kaisha | Synchronous motor control system and method of controlling synchronous motor |
US5605193A (en) | 1995-06-30 | 1997-02-25 | Baker Hughes Incorporated | Downhole gas compressor |
JPH09215230A (ja) | 1996-02-09 | 1997-08-15 | Toshiba Corp | 電動機 |
EP0883732B1 (fr) | 1996-03-05 | 2003-07-02 | Shell Internationale Researchmaatschappij B.V. | Stimulation de l'ecoulement descendant dans un puits de gaz naturel |
ID18663A (id) * | 1996-04-12 | 1998-04-30 | Novartis Ag | Komposisi farmasi berlapis enterik |
US5954483A (en) | 1996-11-21 | 1999-09-21 | Baker Hughes Incorporated | Guide member details for a through-tubing retrievable well pump |
US5831364A (en) * | 1997-01-22 | 1998-11-03 | Ingersoll-Dresser Pump Company | Encapsulated magnet carrier |
US5951262A (en) * | 1997-04-18 | 1999-09-14 | Centriflow Llc | Mechanism for providing motive force and for pumping applications |
JP3484051B2 (ja) | 1997-09-10 | 2004-01-06 | 株式会社 日立インダストリイズ | 永久磁石式同期電動機及びその製造方法ならびに永久磁石式同期電動機を備えた遠心圧縮機 |
US5923111A (en) | 1997-11-10 | 1999-07-13 | Goulds Pumps, Incoporated | Modular permanent-magnet electric motor |
TW468009B (en) * | 1997-11-20 | 2001-12-11 | Koninkl Philips Electronics Nv | Electromotor |
JP2002502213A (ja) * | 1998-01-20 | 2002-01-22 | ザヌッシ エレットロメカニカ ソシエタ ペル アチオニ | 電子整流モータ用のロータ及びこれを大量生産するための改良された方法 |
RU2145142C1 (ru) | 1998-01-30 | 2000-01-27 | Открытое акционерное общество Нефтяная компания "Лукойл" | Электродвигатель погружного насоса |
US6091175A (en) * | 1998-03-12 | 2000-07-18 | Camco International, Inc. | Self-centering rotor bearing assembly for submersible pump motors |
SE512783C2 (sv) | 1998-03-30 | 2000-05-15 | Hoeganaes Ab | Statoraggregat för en elektrisk maskin |
US6254353B1 (en) | 1998-10-06 | 2001-07-03 | General Electric Company | Method and apparatus for controlling operation of a submersible pump |
JP4147706B2 (ja) * | 1998-12-18 | 2008-09-10 | トヨタ自動車株式会社 | 電気角検出装置および検出方法並びにモータ制御装置 |
US6462491B1 (en) * | 1999-01-27 | 2002-10-08 | Matsushita Electric Industrial Co., Ltd. | Position sensorless motor control apparatus |
US6230810B1 (en) * | 1999-04-28 | 2001-05-15 | Camco International, Inc. | Method and apparatus for producing wellbore fluids from a plurality of wells |
DE19934858A1 (de) | 1999-07-24 | 2001-01-25 | Abb Research Ltd | Rotierende elektrische Maschine und Verfahren zu deren Herstellung |
JP3661529B2 (ja) | 1999-11-17 | 2005-06-15 | 日産自動車株式会社 | モータの冷却装置 |
JP2001161039A (ja) | 1999-11-30 | 2001-06-12 | Tamagawa Seiki Co Ltd | アウターロータ用ステータ構造とその製造方法 |
JP2001161050A (ja) | 1999-11-30 | 2001-06-12 | Denso Corp | 液冷型車両用回転電機 |
US6318467B1 (en) | 1999-12-01 | 2001-11-20 | Camco International, Inc. | System and method for pumping and heating viscous fluids in a wellbore |
JP2001238484A (ja) * | 2000-02-22 | 2001-08-31 | Matsushita Electric Ind Co Ltd | インバータ装置 |
US6388353B1 (en) * | 2000-03-30 | 2002-05-14 | Camco International, Inc. | Elongated permanent magnet synchronous motor |
US6794788B1 (en) * | 2000-05-26 | 2004-09-21 | Schlumberger Technology Corporation | Modular motor and housing |
GB2362901B (en) | 2000-06-03 | 2004-03-31 | Weir Pumps Ltd | Downhole gas compression |
JP4789310B2 (ja) | 2000-07-10 | 2011-10-12 | 株式会社鶴見製作所 | 水中モータにおけるステータコアの回り止め構造 |
JP3701183B2 (ja) | 2000-08-31 | 2005-09-28 | 三菱電機株式会社 | モータ回転子 |
US6956310B1 (en) * | 2000-09-07 | 2005-10-18 | Baker Hughes Incorporated | Motor bearing for submersible motors |
US6722641B2 (en) * | 2000-09-19 | 2004-04-20 | Toyo Tire & Rubber Co., Ltd. | Liquid filled type vibration isolator |
US6811382B2 (en) * | 2000-10-18 | 2004-11-02 | Schlumberger Technology Corporation | Integrated pumping system for use in pumping a variety of fluids |
JP3586186B2 (ja) | 2000-11-15 | 2004-11-10 | 株式会社日立製作所 | 回転電機の固定子 |
JP3661589B2 (ja) * | 2000-11-21 | 2005-06-15 | 日産自動車株式会社 | モータまたは発電機 |
JP3551148B2 (ja) | 2000-11-30 | 2004-08-04 | 株式会社デンソー | 車両用交流発電機 |
US6548928B2 (en) * | 2000-12-22 | 2003-04-15 | General Electric Company | Grounding of stator core to stator frame |
JP4864229B2 (ja) * | 2001-05-17 | 2012-02-01 | 株式会社鶴見製作所 | 水中モータにおけるステータコアの回り止め構造 |
JP2002345184A (ja) * | 2001-05-17 | 2002-11-29 | Tsurumi Mfg Co Ltd | 水中モータにおけるステータコアの回り止め構造 |
JP2003003985A (ja) | 2001-06-21 | 2003-01-08 | Mitsubishi Heavy Ind Ltd | 水中ポンプ、及び、揚排水ポンプ設備 |
US6531842B2 (en) | 2001-06-25 | 2003-03-11 | Schlumberger Technology Corp. | Sine wave variable speed drive |
US6621005B1 (en) | 2001-12-03 | 2003-09-16 | Oliver Lovec | Hermetic cable sealing system |
JP2003173839A (ja) | 2001-12-04 | 2003-06-20 | Auto Network Gijutsu Kenkyusho:Kk | コネクタ |
US6840324B2 (en) | 2001-12-26 | 2005-01-11 | Dana Robert Pettigrew | System for, and a method of pumping fluids from a well |
JP2003217697A (ja) | 2002-01-18 | 2003-07-31 | Sumitomo Wiring Syst Ltd | シールド・コネクタ |
DE10207310A1 (de) | 2002-02-21 | 2003-09-04 | Mafell Ag | Motoreinheit |
US20030193260A1 (en) | 2002-04-16 | 2003-10-16 | Reiter Frederick B. | Composite power metal stator sleeve |
DE10321956B4 (de) | 2002-05-15 | 2013-09-12 | Remy Inc. | Wicklungen aus rechtwinkligen Kupferhaarnadeln in mehreren Sätzen für elektrische Maschinen |
GB2391395A (en) | 2002-07-25 | 2004-02-04 | Dana Automotive Ltd | Method of making a stator for a motor |
DE10242404A1 (de) | 2002-09-12 | 2004-03-25 | Robert Bosch Gmbh | Blechpaket für eine elektrische Maschine |
JP2004187488A (ja) | 2002-11-19 | 2004-07-02 | Fanuc Ltd | 電動機 |
JP2004343856A (ja) | 2003-05-14 | 2004-12-02 | Aisan Ind Co Ltd | ブラシレスモータ |
KR100579506B1 (ko) * | 2003-07-09 | 2006-05-12 | 김숙희 | 유사 금속층을 갖는 성형품 및 그 제조방법 |
KR20050066006A (ko) * | 2003-12-26 | 2005-06-30 | 두산인프라코어 주식회사 | 전동기의 고정자 회전 방지 장치 |
WO2005107039A1 (fr) | 2004-04-30 | 2005-11-10 | Sumitomo Electric Industries, Ltd. | Noyau a poudre de fer et son procede de fabrication |
-
2003
- 2003-06-21 GB GBGB0314553.9A patent/GB0314553D0/en not_active Ceased
-
2004
- 2004-06-21 WO PCT/GB2004/002667 patent/WO2004113670A2/fr active Application Filing
- 2004-06-21 US US10/562,255 patent/US7971650B2/en active Active
- 2004-06-21 GB GB0711070A patent/GB2436751B/en not_active Expired - Fee Related
- 2004-06-21 CA CA002620650A patent/CA2620650A1/fr not_active Abandoned
- 2004-06-21 CA CA2529467A patent/CA2529467C/fr not_active Expired - Fee Related
- 2004-06-21 GB GB0719699A patent/GB2439502B/en not_active Expired - Fee Related
- 2004-06-21 CA CA002620503A patent/CA2620503A1/fr not_active Abandoned
- 2004-06-21 GB GB0600378A patent/GB2422160B/en not_active Expired - Fee Related
- 2004-06-21 GB GB0711071A patent/GB2436752B/en not_active Expired - Fee Related
- 2004-06-21 GB GB0718436A patent/GB2439239B/en not_active Expired - Fee Related
-
2005
- 2005-12-01 NO NO20055673A patent/NO20055673L/no not_active Application Discontinuation
-
2007
- 2007-06-11 GB GB0711072A patent/GB2436753B/en not_active Expired - Fee Related
-
2008
- 2008-07-31 US US12/183,911 patent/US20080284264A1/en not_active Abandoned
- 2008-07-31 US US12/183,933 patent/US20080284268A1/en not_active Abandoned
- 2008-07-31 US US12/183,885 patent/US20080286131A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
GB2422160B (en) | 2007-09-05 |
GB0718436D0 (en) | 2007-10-31 |
GB0314553D0 (en) | 2003-07-30 |
GB2436753A (en) | 2007-10-03 |
CA2529467A1 (fr) | 2004-12-29 |
GB2422160A (en) | 2006-07-19 |
GB0600378D0 (en) | 2006-02-15 |
CA2620650A1 (fr) | 2004-12-29 |
GB2436753B (en) | 2007-11-14 |
NO20055673D0 (no) | 2005-12-01 |
GB2439239A (en) | 2007-12-19 |
GB0719699D0 (en) | 2007-11-14 |
CA2529467C (fr) | 2010-05-11 |
GB2436751A (en) | 2007-10-03 |
GB2436752A (en) | 2007-10-03 |
GB2436752B (en) | 2008-01-02 |
WO2004113670A2 (fr) | 2004-12-29 |
GB2439239B (en) | 2008-02-06 |
GB2439502A (en) | 2007-12-27 |
US7971650B2 (en) | 2011-07-05 |
CA2620503A1 (fr) | 2004-12-29 |
US20070071612A1 (en) | 2007-03-29 |
US20080286131A1 (en) | 2008-11-20 |
GB0711071D0 (en) | 2007-07-18 |
GB2436751B (en) | 2007-11-28 |
GB0711072D0 (en) | 2007-07-18 |
US20080284268A1 (en) | 2008-11-20 |
WO2004113670A3 (fr) | 2005-03-31 |
US20080284264A1 (en) | 2008-11-20 |
GB0711070D0 (en) | 2007-07-18 |
GB2439502B (en) | 2008-02-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NO20055673L (no) | Elektriske nedsenkbare pumper | |
NO20055736D0 (no) | Electric submersible pumps | |
DE112004000228D2 (de) | Motor-Pumpen-Aggregat | |
IL171110A (en) | Pump impeller | |
DE60300780D1 (de) | Spaltrohrpumpe | |
ATE361429T1 (de) | Zentrifugalpumpe | |
DE602004023315D1 (de) | Implantierbare penisprothesenpumpe | |
GB2419039B (en) | Electric submersible pumps | |
GB0513008D0 (en) | Pump casing | |
DE50300812D1 (de) | Flügelzellenpumpe | |
DE50304462D1 (de) | Pumpenaggregat | |
DE50312416D1 (de) | Freistrompumpe | |
DE50301288D1 (de) | Flügelzellenpumpe | |
GB2410297B (en) | Pump casing | |
SE0203433L (sv) | Centrifugalpump | |
DE602004022742D1 (de) | Ölpumpe | |
DE10393972D2 (de) | Langstatormotor | |
DE50108332D1 (de) | Tauchmotorpumpe | |
DE50305259D1 (de) | Gehäuse | |
DE50300854D1 (de) | Motorpumpe | |
DE112004000755D2 (de) | Scrollpumpe | |
ES1052642Y (es) | Disposicion de bombas sumergibles | |
AU153063S (en) | Submersible pump | |
AU152743S (en) | Electric pump casing | |
DE602004003853D1 (de) | Wasserpumpe |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC2A | Withdrawal, rejection or dismissal of laid open patent application |