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Patent Searching and Data


Matches 201 - 250 out of 13,325

Document Document Title
WO/2013/021014A1
The invention relates to a rotary pump, comprising a rotor (1, 1', 1") having delivery elements (3, 3', 3", 4, 4', 4") which deliver at least a portion of a fluid in the axial direction of the rotor. Two delivery elements or groups of de...  
WO/2013/020181A1
The invention resides in a swimming pool pump which is able to operate at a low speed and a high speed, the pump automatically switched between the low speed and the high speed each time power is supplied to the pump.  
WO/2013/016000A2
An electromagnet comprises a plurality of nested freestanding electrically insulating former layers, and electrically conductive wire wrapped around the outsides of the freestanding electrically insulating former layers to define a multi...  
WO/2013/015432A1
Provided is a fluid machine that generates high pressure in a continuous flow of a fluid, and prevents the occurrence of structural trouble. A channel for a fluid is formed inside a turbo-mechanism fluid machine structure and a rotatable...  
WO/2013/013125A2
An axial pump system cooperative with an elbow or other pipe section improves conversion of tangential to axial flow of a slurry flowing through a loop reactor by including both primary and secondary outlet guide vanes in the pipe sectio...  
WO/2013/010952A1
The electropump comprises a body (2) which shapes an internal cavity for an impeller (5) arranged coaxially to the inside of said cavity. A motor unit (10) is axially associated with the body (2) and is provided with a motor shaft (11) s...  
WO/2013/013125A3
An axial pump system cooperative with an elbow or other pipe section improves conversion of tangential to axial flow of a slurry flowing through a loop reactor by including both primary and secondary outlet guide vanes in the pipe sectio...  
WO/2013/002658A3
Subject of invention is multi-pole axial flux motor, especially for centrifugal pump, especially segmented, axial flux synchronous motor, with three phase voltage, controlled by frequency converter. Multipolar axial flux motor is charact...  
WO/2012/174718A1
Disclosed are a single-phase permanent magnet rotor electric pump only rotating in a right direction and its realization method. The method comprises the following steps: controlling the size of a water chamber (3) within a water pump bo...  
WO/2012/173985A3
Systems and methods of cooling a motor of an electrical submersible pump (ESP) assembly employed in an electrical submersible subsea booster pumping system, are provided. A supporting frame structure such as an ESP mounting skid or top e...  
WO/2012/172417A1
The start-up unit (1) for electric motors of compressors or the like comprises a ran condenser (2) which can be connected to an electric motor (M) of a compressor or the like, a start-up condenser (3) connected in parallel to the run con...  
WO/2012/173985A2
Systems and methods of cooling a motor of an electrical submersible pump (ESP) assembly employed in an electrical submersible subsea booster pumping system, are provided. A supporting frame structure such as an ESP mounting skid or top e...  
WO/2012/171792A1
The invention relates to an immersion pump (1), comprising an integral housing (2) having an inlet opening on the intake side, an outlet opening on the delivery side and a passage for electrical lines, an electronic unit for processing p...  
WO/2012/166438A3
A fluid compression system is disclosed having a hermetically-sealed housing with at least a motor and a compressor arranged therein. The motor may drive both the compressor and a blower configured to circulate a cooling gas throughout t...  
WO/2012/166438A2
A fluid compression system is disclosed having a hermetically-sealed housing with at least a motor and a compressor arranged therein. The motor may drive both the compressor and a blower configured to circulate a cooling gas throughout t...  
WO/2012/166325A1
A compressor (22) has a housing assembly (40) with a suction port (24), a discharge port (26), and a motor compartment (60). An electric motor (42) has a stator (62) within the motor compartment and a rotor (64) within the stator. The ro...  
WO/2012/161424A1
The present invention relates to an external motor-type bidirectional pump which is applied to an anti-heeling device for preventing inclining or shaking of a ship, and said external motor-type bidirectional pump comprises: a motor unit ...  
WO/2012/157935A3
The present invention relates to a water-pump motor, in which an air gap between the magnet of a rotor and a stator core is minimized so as to enable the use of an inexpensive ferrite magnet, wherein a stator core adopting an outer windi...  
WO/2012/158277A1
Method and apparatus for moving liquid cryogen at relatively low pressures and at high volumes. An axial rotor pump (70) may have housing (71) with a substantially vertical tubular space (86). The axial rotor pump may pump liquid cryogen...  
WO/2012/157799A1
The present invention relates to a damage prevention packing for an underwater motor pump, wherein the packing has a cone shape in which a body, which encases a pumped water pipe, is divided in half along a lengthwise direction and the c...  
WO/2012/153169A8
A dredging apparatus (1) is described for removing sediments from a bed (F) of an expanse of water (S), comprising: a suction apparatus (5) including a) a submersible pump (18) including: a housing body (17) provided with an inlet mouth ...  
WO/2012/152599A1
The invention relates to a pump assembly comprising an electric drive motor (1) and a centrifugal pump (3), which is configured as a submersible pump. Said pump has a suction mouth (5) and a swirl breaker (15, 16), which is arranged upst...  
WO/2012/153169A1
A dredging apparatus (1) is described for removing sediments from a bed (F) of an expanse of water (S), comprising: a suction apparatus (5) including a) a submersible pump (18) including: a housing body (17) provided with an inlet mouth ...  
WO/2012/145287A2
A submersible centrifugal pump is disclosed. The submersible centrifugal pump includes a pump housing having a pump intake disposed generally opposite a pump outlet. A shaft extends at least partially through the pump housing and is adap...  
WO/2012/145287A3
A submersible centrifugal pump is disclosed. The submersible centrifugal pump includes a pump housing having a pump intake disposed generally opposite a pump outlet. A shaft extends at least partially through the pump housing and is adap...  
WO/2012/140018A1
The present invention relates to a manifold system (26) for a pressure boosting system (2). The manifold system (26) comprises a manifold (30, 28) having a manifold space (58) configured to receive a fluid; a main connection pipe (46, 48...  
WO/2012/140789A1
A canned motor pump, wherein a motor stator (26) is housed in a stator chamber (52) that is a space between a tubular stator can (38) for housing a motor rotor (24) and a tubular stator band (44) disposed coaxially with the stator can (3...  
WO/2012/129910A1
Disclosed is a large submersible sewage pump, comprising a pump (1) and a pump seating structure, wherein the pump seating structure comprises a concrete installation base layer (3) and a pump seat (2) for installing the pump (1). The pu...  
WO/2012/128713A1
The invention relates to a partition for fluid tight sealing between a motor compartment and a coupling compartment of an immersible machine. The partition (8) comprises a partition wall (10) having a seat, and at least one coupling term...  
WO/2012/123165A1
The invention relates to a regulatable coolant pump for a cooling circuit of an internal combustion engine, comprising a hollow bearing shaft (1) carrying a drive wheel (2) on one end thereof and being secured to an impeller (18) on the ...  
WO/2012/123234A1
A heating circulation pump has a pump housing (1) with a pump rotor (4) arranged therein, which pump rotor (4) is driven by an electric motor (6, 7), the stator housing (8) of which has a flange which connects to the pump housing (1). Th...  
WO/2012/125041A1
Subsea turbomachine for boosting the pressure of petroleum fluid flow from subsea petroleum productions wells or systems, comprising an electric motor and a compressor or pump driven by the electric motor, a fluid inlet and a fluid outle...  
WO/2012/123049A3
The invention relates to a method for coaxially mounting a plastic air-gap hood of a motor pump in the recess of the stator of an electric motor driving a pump, wherein between the outer face of the air gap hood and the inner face of the...  
WO/2012/123238A1
The invention relates to a heat circulation pump comprising a pump housing (1) with a pump impeller arranged therein which is arranged in a motor housing (8) which is axially flange-mounted on the pump housing (1). Said heat circulation ...  
WO/2012/123978A3
Motor pump (100) comprising an electric motor (120) coupled to a pump (150), said electric motor (120) including a motor body (122), a stator (140) and a rotor (132,232) coupled to an impeller (152) of said pump (150), said motor (120) a...  
WO/2012/123236A1
The invention relates to a heat circulation pump comprising a pump housing (1) with a pump impeller arranged therein which is driven by an electric motor. Said electric motor is arranged in a motor housing (8) connected to the pump housi...  
WO/2012/122963A3
The invention relates to a magnetic coupling, in particular a magnetic coupling pump, which comprises an inner rotor and an outer rotor between which a separating can (1) is arranged, which has a flange (2). Said flange (2) can be fasten...  
WO/2012/123235A1
The invention relates to a heating circulating pump comprising: a pump housing (1) containing a pump impeller driven by an electric motor, the stator thereof being arranged in a motor housing (8) connected to the pump housing (1); and a ...  
WO/2012/123978A2
In a synchronous electric motor (120) for operating a pump (150) comprising a motor body (122), a stator (140) and a rotor (132,232) coupled to an impeller (152) of said pump (150), said motor (120) also comprises a cylindrical element (...  
WO/2012/123237A1
The invention relates to a heat circulation pump comprising a pump housing (1) with a pump impeller arranged therein which is driven by an electric motor arranged in a motor housing (8) which axially connects to the pump housing (1). Sai...  
WO/2012/121605A1
Subsea pressure booster comprising an electric motor (2) and a compressor (3), multiphase pump or pump driven by the electric motor, for boosting the pressure of a subsea flow comprising petroleum gas or liquid, distinctive in that the p...  
WO/2012/108475A1
A magnetically driven, coupling type pump configuration provided with an attachment/detachment mechanism capable of simple and reliable positioning and affixation. A pump configuration is configured in such a manner that a pump unit (10)...  
WO/2012/109180A1
A combined power take-off and hydraulic pump assembly includes a power takeĀ¬ off including a housing portion having an opened end, an input mechanism that is adapted to be connected to a source of rotational energy, and an output mechan...  
WO/2012/107410A2
The invention relates to an oil pump (1) in a motor vehicle, comprising a case (2) and an electric motor (3) mounted therein, said electric motor driving a pump stage (6) which is likewise mounted in the case (2). The oil pump (1) is an ...  
WO/2012/108868A1
A compressor system includes a gear box having a first drive gear, a second drive gear and a first driven gear. A prime mover is coupled to the first drive gear and is operable to input rotational power to the gear box and a compressor i...  
WO/2012/099775A1
The disclosed embodiments include self-lubricating oil feed systems (20) that may include an integral bearing (18). The oil feed systems (20) may include gear pumps (16) suitable to minimize the axial profile of the oil feed systems (20)...  
WO/2012/098093A3
The invention relates to an electric fluid pump. The rotor of said pump is provided with means which produce an at least partially axially directed fluid flow in the wet section of the pump during rotation of the rotor. This fluid flow s...  
WO/2012/095167A1
A mechanical switchable automotive coolant pump (10) for pumping a coolant to an automotive combustion engine (14) comprises: a stationary pump frame (12) being mountable to an engine block (15) and comprising an axial cylindrical suppor...  
WO/2012/095249A1
A system and a method for controlling the pressure of a fluid in a distribution network (2). The network comprises at least one pump station (4) having a number of pumps (6) that are configured to pressurise the fluid from a supply line ...  
WO/2012/092914A3
The invention relates to a device for transmitting torques to a polished rod and for accommodating axial loads of a polished rod and/or a hollow shaft for a borehole pump. The transmission of the torque and/or the accommodation of the ax...  

Matches 201 - 250 out of 13,325