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Matches 1 - 50 out of 14,828

Document Document Title
WO/2018/222321A1
A compliant keyway for an electric submersible pump (ESP) bearing sleeve is described. A compliant keyway system for an ESP bearing sleeve includes the ESP bearing sleeve coupled to an ESP shaft by an elongate key such that the ESP beari...  
WO/2018/221766A1
Disclosed is a fluid device having a magnetic levitation impeller, the device comprising: a stator functioning as a housing while performing a function of a field magnet so as to provide magnetic flux; a rotor for simultaneously function...  
WO/2018/217913A1
A fluid machine and method of operating the same includes a pump portion having a pump impeller chamber, a pump inlet and a pump outlet, a turbine portion having a turbine impeller chamber, a turbine inlet and a turbine outlet and a shaf...  
WO/2018/214185A1
An anti-blocking ultra-low-water-level amphibious pump, comprising an outer housing (1), a motor (2), a water compartment (3), a motor shell (4), a guide disk (5), a cover plate (6), a guide chamber (7), an impeller (8), a suction nozzle...  
WO/2018/213639A1
Design solutions to mitigate the following four fatal flaws in the conventional pump system design; namely, (1) surprised pump-failure in single pump design that can result in costly water damage; (2) the threat of fatal high voltage ele...  
WO/2018/207043A1
The invention is a pump group (1) for a vehicle cooling system of a vehicle, for example for an engine group of the vehicle. Said pump group (1) comprises an impeller (2) and a mechanical drive (3) operatively connectable with mechanical...  
WO/2018/205551A1
Disclosed is a fixing structure for preventing axial movement on a water pump motor, comprising an end cap (1), a motor shaft (2), a bearing (4) and a toothed elastic retaining ring (5), wherein the bearing (4) is provided between the en...  
WO/2018/204116A1
A splice connects a lower coiled tubing segment containing a lower power cable segment to an upper coiled tubing segment containing an upper power cable segment. The splice has a lower terminal electrically connecting together upper ends...  
WO/2018/202090A1
Provided is an aquarium, comprising: a tank and a water pump, the water pump comprising a stator and a rotor, and the tank comprising a tank wall; a rotor chamber, disposed on a side of the tank wall adjacent to the interior of the tank,...  
WO/2018/204005A1
A retaining ring anti-migration system and method. A retaining ring anti-migration system for a centrifugal pump shaft includes a pair of trap sleeves that enclose a pair of retaining rings, one retaining ring around each end of the shaf...  
WO/2018/196007A1
A two-pump control circuit of a sewage pump. The two-pump control circuit controls two sets of drainage pump units; each set of drainage pump unit is correspondingly provided with a liquid level switch and different control liquid levels...  
WO/2018/197517A1
The present invention relates to a motorised pump (1) with an embedded rotor, comprising: a casing (10) including a body (11) and a motor jacket (12), a synchronous electric motor (20) that is arranged in the motor jacket (12) and includ...  
WO/2018/197989A1
A pump group (1) for a cooling system of a vehicle, comprising an impeller (2) rotating about an axis (X-X) and an electric motor (5), having a stator (51) and a rotor (52). The pump group (1) comprises a pump structure (10) which compri...  
WO/2018/199818A1
The present invention relates toa power generating unit (100, 200, 400) comprising a hydraulic unit (102, 202, 402); an interface unit (104, 204, 404) connected to the hydraulic unit (102, 202, 402), said interface unit (104, 204, 404) b...  
WO/2018/200205A1
A magnetically engaged pump includes a pump housing (10) with a rotatable magnetic drive assembly (28), a cylindrical canister (52) and a rotatable driven magnet assembly (34). This magnetic coupling is associated with a pump rotor (58) ...  
WO/2018/200269A1
A method for controlling an ESP-lifted well in an optimal fashion using the ESP speed and choke opening as actuators subject to operational constraints.  
WO/2018/200150A1
A submersible well pump is driven by an electrical motor. A thrust bearing module between the pump and the motor has a base secured to and extending downward from a housing. The base has a motor end connector and an axial bore in fluid c...  
WO/2018/197990A1
A pump assembly (1) for a vehicle cooling system comprising an impeller (20) and an impeller shaft (200) extending along an impeller axis (X-X). The pump assembly (1) comprises an electric drive (30) and a mechanical drive (40). The pump...  
WO/2018/200391A1
A system includes a monitoring system to monitor an operational parameter of a bearing assembly within a hydraulic turbocharger. The bearing monitoring system includes at least one sensor to monitor a relative position or operational par...  
WO/2018/201132A1
A pump features a trimmed impeller having a trimmed impeller diameter that is less than a standard full-sized diameter of a standard full-sized impeller for a standard full-sized casing, and having a circumferential outer edge; and a mod...  
WO/2018/190726A1
The invention provides a magnetic coupling assembly (1), comprising: a rotatable male coupling member (2) comprising magnets (3); a rotatable female coupling member (4) comprising magnets (5); a static separation member (6) arranged betw...  
WO/2018/189094A1
A pump for pumping fluid comprises a pump housing which comprises a fluid inlet, a fluid outlet, a pumping chamber fluidly connected to the fluid inlet and the fluid outlet. Within the pumping chamber is provided a rotatable impeller for...  
WO/2018/190239A1
Provided is a pump device configured so that, when fluid is caused to flow by an impeller driven by a motor, the impeller is prevented from being pulled toward a case body which defines a pump chamber. An impeller (7) is disposed in a pu...  
WO/2018/186942A1
A centrifugal well pump assembly (85) has a non-rotating diffuser (21) between upper and lower rotating impellers (13a, 13b). The upper impeller (13a) has a cylindrical skirt (37) on a lower side that rotates within a diffuser receptacle...  
WO/2018/186965A1
A press-fit thrust bearing system and apparatus. A press-fit thrust bearing for an electric submersible pump includes a protruding band extending around a midsection of a bushing, the protruding band extending inward towards a drive shaf...  
WO/2018/185719A1
Described is an electric pump (1) for moving a liquid comprising a casing formed by a central portion (2), by a rear cover (3) and by a front cover (4), having an inlet and an outlet for the liquid; the central portion (2) has a first an...  
WO/2018/185488A1
A labyrinth section for a submersible pump includes an outer housing having a coupling sealingly engaged at each longitudinal end of the outer housing. An inner tube is sealingly engaged at each end to one of the couplings to define a se...  
WO/2018/187346A1
A drive circuit for an electric pump motor is provided. The drive circuit includes an inverter and a contactor. The inverter is configured to supply variable frequency current to the electric motor. The contactor is configured to supply ...  
WO/2018/176535A1
A novel mechanical pump liquid-cooling heat-dissipation system. The system comprises an external radiator (1), a circulation pipeline (2), and a mechanical pump. The circulation pipeline (2) enables the external radiator (1) to communica...  
WO/2018/183273A1
The present invention pertains to an electric submersible pump (ESP) system. The system usually has one or more downhole devices comprising one or more pumps and one or more motors for operating the one or more pumps and surface equipmen...  
WO/2018/183584A1
A submersible pumping system for use in producing wellbore fluids from a wellbore within a subterranean formation includes a motor and a pump driven by the motor to produce the wellbore fluids. The pumping system further includes a self-...  
WO/2018/177299A1
A washing and draining integrated pump, comprising a power unit, a washer pump, a drainage pump, a washer pump water inlet chamber (42), and a drainage pump water inlet chamber (43). The power unit comprises a motor shell (1), a motor, a...  
WO/2018/172520A1
The invention relates to a pumping and comminution device (1) comprising: at least one submersible pump (3) located in a container (2) that is suitable for receiving an inflow material (5) and a drive (4) for driving the submersible pump...  
WO/2018/174590A1
The present disclosure relates to a pump for transmitting washing water and generating steam and a dishwasher including the pump. The pump includes a housing; a washing water inlet pipe coupled to the housing to receive washing water; a ...  
WO/2018/169376A1
The present invention provides a dual pump comprising: a motor unit comprising a rotating shaft, a rotor coupled to the rotating shaft, a stator covering the rotating shaft and the rotor and rotating the rotor, a housing accommodating th...  
WO/2018/167043A1
The invention relates to a centrifugal pump assembly having an electric drive motor (4, 6), an impeller (14) which is driven by the latter, and a pump housing (12) which surrounds the impeller and has at least two connectors (27, 32, 34)...  
WO/2018/169146A1
The present invention relates to a fluid coupling containing a power-free mechanical speed control unit for a pump wherein, in order to compensate for a discharging water pressure change in accordance with a change of a discharging rate ...  
WO/2018/169378A1
The present invention provides a water pump comprising: a body portion comprising a housing having an inlet and an outlet formed therein such that cooling water is introduced and discharged through the same, respectively, an impeller con...  
WO/2018/166971A1
The invention relates to a pump assembly having at least one rotationally driven impeller (14) and at least one valve element (18), which is rotatable about an axis of rotation (X) between at least two switching positions, wherein the va...  
WO/2018/167047A1
The invention relates to a centrifugal pump unit, comprising a drive motor, at least one impeller wheel (14) rotationally driven by said drive motor, and at least one valve device (32), which has a valve element (32) that can be moved by...  
WO/2018/166975A1
The invention relates to a pump assembly having an electric drive motor (4, 6), at least one impeller which is driven by the drive motor (4, 6), and at least one valve device (18) which lies in a flow path through the pump assembly and c...  
WO/2018/169377A1
The present invention provides a water pump comprising: a body portion comprising a housing, which has an inlet port and a discharge port through which a cooling water flows in or is discharged, an impeller, which is accommodated inside ...  
WO/2018/167031A1
The invention relates to a hydraulic structural unit having: a centrifugal pump aggregate which has an electric drive motor (4, 6) and at least one impeller wheel (14) driven by the drive motor; and at least one valve element (18) which ...  
WO/2018/167368A1
The invention relates to a pump of a pump unit (100) wherein said pump is a kinetic pump (6) that is driven by an electric and/or pneumatic machine (M) and comprises machine means arranged to control the pump velocity. Said pump (6) is a...  
WO/2018/166979A1
The invention relates to a centrifugal pump unit, comprising an electrical drive motor, at least one impeller wheel (14) driven thereby, and a pump housing (12), which surrounds the impeller wheel (14) and in which at least one valve ele...  
WO/2018/166967A1
The invention relates to a centrifugal pump aggregate having an electric drive motor (4, 6), an impeller (14) driven by said motor and at least one valve element (18), which can be moved by the electric drive motor (4, 6) directly or ind...  
WO/2018/170468A1
An electric submersible pump (ESP) is coupled with a spaced apart debris removal assembly that is independently supported from a retrievable packer. The debris removal assembly is modular and retains the captured debris for subsequent re...  
WO/2018/166969A1
The invention relates to a pump assembly with an electric drive motor, at least one impeller (14) which is rotated by the electric drive motor, and a controller (17) which actuates the drive motor. The controller (17) is designed to sele...  
WO/2018/170002A1
An electric submersible pump (ESP) gas separator is described. An ESP gas separator includes a propeller upstream of a fluid entrance to a crossover, the crossover including a production pathway and a vent pathway, and the propeller incl...  
WO/2018/169148A1
The present invention relates to a vertical-type pump assembly for power generation, capable of pumping up water of a lower reservoir and supply the same to a power generator and, more specifically, to a pump assembly including a housing...  

Matches 1 - 50 out of 14,828