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Matches 1 - 50 out of 14,729

Document Document Title
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...  
WO/2018/162326A1
The invention relates to a pump for liquids, comprising a pump chamber (1) in which an impeller wheel is rotatably mounted, an electric motor (2) comprising a stator (10) and a rotor (11), wherein the stator (10) has stator laminations (...  
WO/2018/162291A1
The present invention relates to a method for operating a circulation pump, in particular a heating circulation pump, having a variable-speed pump drive, wherein the pump controller modifies the actual operating point of the pump in orde...  
WO/2018/162175A1
The invention relates to a turbopump (10) comprising a stationary housing (12) comprising a pump (16) with a pump rotor (14) comprising pump vanes (28) and a turbine (20) housing a turbine rotor (18) provided with turbine vanes (44). Acc...  
WO/2018/164962A1
An apparatus, system and method for flow rate harmonization in electric submersible pump (ESP) gas separators. A method for flow rate harmonization in ESP gas separators includes modifying flow of multi-phase well fluid through vent pass...  
WO/2018/164318A1
According to the present invention, a pump having a gapless wear ring comprises: an upper casing; a lower casing; a motor; an impeller; and a connecting shaft for connecting a motor shaft and the impeller, and further includes: a carbon-...  
WO/2018/162044A1
The present disclosure relates to the pump 100, 500. The pump 100, 500 includes a housing member 108, 508 having a first end portion 110, 510 and a second end portion 112, 512 distal to the first end portion 110, 510. The pump 100, 500 f...  
WO/2018/162290A1
The present invention relates to a method for operating a variable-speed circulation pump, in particular a heating circulation pump, wherein the pump controller detects by sensors at least one physical pump operating variable and indirec...  
WO/2018/165352A1
A system includes a reception interface that receives sensor data of an artificial lift system disposed at least in part in a well; an analysis engine that, based at least in part on a portion of the sensor data, outputs values of state ...  
WO/2018/162547A1
The invention relates to a method for operating a circulation pump in a twin pump construction, wherein the circulation pump comprises at least two separate individual pumps, the pressure ports of which converge to form a common output p...  
WO/2018/157261A1
Method and system for determining the real-time flow into a wastewater pump station using analog level sensing technologies. An Accurate Level Generator mechanism supplies an accurate mean value out of multiple readings for each level us...  
WO/2018/158197A1
The invention relates to a circulation pump assembly (22) comprising an electric drive motor (10) and an electronic controller (12) for controlling the drive motor (10). The controller (12) is designed to control the rotational speed of ...  
WO/2018/155169A1
Provided is an electric pump comprising: a motor; an impeller that rotates due to the motor; a motor housing part that houses the motor; an impeller housing part that houses the impeller and is positioned further to one side of a rotatio...  
WO/2018/155170A1
An electric pump comprising a motor, an impeller, a motor housing part, an impeller housing part, an introduction tube part, a discharge tube part, a printed circuit board, and electronic components, wherein the electronic components inc...  
WO/2018/155762A1
The present invention provides a centrifugal jet pump, which is a centrifugal pump having only one impeller and has a novel structure capable of implementing high pump head and super high speed.  
WO/2018/150964A1
Provided is a motor capable of being reduced in cost and capable of being reduced in size. A stator 6 of this motor is equipped with: a terminal pin 26 to which an end of a conducting wire 23a constituting a drive coil 23 is connected; a...  
WO/2018/151973A1
The disclosure provides a gear pump rotor assembly that includes a rotor body, a rotor head having a plurality of gear teeth and being connected to the rotor body, at least one connector extending between the rotor body and the rotor hea...  
WO/2018/150247A1
The invention relates to a pump assembly comprising a first liquid pump unit which has a first impeller that can be rotated in a first pump housing cavity and comprising a second liquid pump unit which is arranged downstream of the first...  
WO/2018/151102A1
The purpose of the present invention is to simplify the structure for joining a cover member and a resin sealing member that covers a stator, and to improve the accuracy with which the cover member is positioned with respect to the resin...  
WO/2018/150967A1
The purpose of the present invention is to ensure the strength of a cover member fixed to a resin sealing member covering a stator. A motor 2 of a pump device 1 is provided with a resin sealing member 13 covering a stator 11, and a cover...  
WO/2018/150990A1
The purpose of the present invention is to provide a motor rotor which is capable of inhibiting the scattering of a magnet even if the magnet breaks, without attaching a dedicated member for inhibiting scattering to the magnet. This roto...  
WO/2018/150969A1
This electric pump is provided with: a motor; an impeller caused to rotate by the motor; a motor accommodating portion which accommodates the motor; an impeller accommodating portion which accommodates the impeller and is located further...  
WO/2018/150966A1
Provided is a motor in which heat generated at a coil can be inhibited from being transmitted to a bearing support portion of a resin sealing member holding a bearing member. A motor 2 comprises: a rotor 10 including a rotation shaft 5 a...  
WO/2018/151986A1
A rotor assembly for a rotary fluid device that includes a first body at least partially exposed to a process fluid, a second body at least partially exposed to the process fluid, a connecting apparatus that includes at least one connect...  
WO/2018/150385A1
Pump for recirculating a cooling fluid for a vehicle with combustion engine, comprising: - a pump body (11) designed to be fixed to a base (11a) of the vehicle engine; an impeller (1) inserted inside a chamber containing the cooling flui...  
WO/2018/146195A1
The invention relates to a pressure reduction unit for use in processing equipment handling high pressure fluid, where the pressure reduction unit comprises at least one inlet and an outlet, the pressure reduction unit being adapted to r...  
WO/2018/148694A1
A pump combination guard and methods of use thereof, having an inner housing or guard configured to cover mechanical seal assembly and the motor coupling housed between a drive motor and a fluid pump to enable foam spray nozzles to be di...  
WO/2018/148423A1
A diffuser anti-rotation system and apparatus is described. A diffuser anti-rotation system includes a circumferential coupling ring interlocked between a top of a first diffuser and a bottom of an adjacent diffuser. One end of the first...  
WO/2018/141006A1
A swimming pool pump 1 to suit a first aquatic application S1 and a second aquatic application S2. The second aquatic application is at least twice as restrictive as the first aquatic application. The pump includes an impeller (10), a ho...  
WO/2018/145000A1
A pump features a liquid sensing device (LSD) in combination with a housing. The LSD senses the level of a liquid collecting outside the pump and turns the pump on/off for pumping the liquid. The housing includes a housing wall to contai...  
WO/2018/144467A1
A bellows motor expansion chamber for electric submersible pumps (ESP). An ESP assembly includes an electric submersible motor between a thrust chamber and a motor expansion chamber, the motor expansion chamber including a bellows couple...  
WO/2018/142855A1
The present invention pertains to a shaft sealing apparatus that prevents leakage of a liquid from the shaft penetration part of a container penetrated by a rotary shaft. A shaft sealing apparatus (30) is provided with: a seal casing (70...  
WO/2018/142591A1
[Problem] Conventionally, there exists a device by which high-pressure water is sprayed into the sediment at the bottom of a reservoir, the sediment is excavated and slurried, the slurried sediment is delivered onto land with a suction p...  
WO/2018/142251A1
A pump group (1) for a cooling system of an engine of a vehicle, comprising an impeller (2) and an impeller shaft (20), to which the impeller (2) is integrally connected. The pump group (1) comprises first of all a mechanical drive (3) a...  
WO/2018/140724A1
An electric motor assembly for pumping a fluid through a fluid cavity includes a stator assembly including a plurality of conduction coils configured to transmit heat energy to the fluid within the fluid cavity and a rotor assembly posit...  

Matches 1 - 50 out of 14,729