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Patent Searching and Data


Matches 201 - 250 out of 15,141

Document Document Title
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/2018/101909A8
A pumping system pumps material downhole, for example, to perform a fracturing operation. The pumping system comprises one or more variable speed engines, one or more variable displacement hydraulic pumps and one or more intensifiers. Ac...  
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/2018/117910A4
The utility model relates to the field of the pumping of fluids, and more particularly to devices for transmitting mechanical energy to fluids (liquids or gases), which can be used as axial pumps or compressors. The present device compri...  
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...  
WO/2018/137019A1
A dual pump unit having a pair of pumps that provide parallel hydraulic paths, and are configured to operate concurrently in opposite rotational directions. The dual pump unit has a sealed casing which includes a suction flange, two volu...  
WO/2018/140986A2
A hydraulic actuator includes a piston housing having a head end and a base end opposite the head end and a drive piston movable between a first piston position proximate to the head end and a second piston position proximate to the base...  
WO/2018/136651A1
A well pump electrical motor has a motor housing filled with a dielectric motor lubricant. A motor head has at least one motor lead passage in fluid communication with the motor lubricant. An outer seal, which is exposed to well fluid, s...  
WO/2018/134019A1
The invention relates to a motor-pump unit (80) comprising a motor (90) and a fluid pump (100). The fluid pump (100) has a pump housing (7), said pump housing (7) being equipped with an inlet and an outlet. The pump housing (7) delimits ...  
WO/2017/197043A3
An apparatus, system and method for live well artificial lift completion. A live well artificial lift completion system includes an artificial lift pump discharge, a discharge adapter body secured between the artificial lift pump dischar...  
WO/2018/132536A1
An electric submersible pump (ESP) dual gas and sand separator is described. An ESP system includes a dual gas and sand separator having a fluid flow pathway including an upward turn and a downward turn, the upward turn separating solids...  
WO/2018/131275A1
A vertical pump comprising: a rotating shaft; multi-stage impellers configured so as to rotate in conjunction with the rotating shaft; a casing housing the multi-stage impellers; a mechanical seal provided in a section of the casing pene...  
WO/2018/131268A1
A liquid pressure boosting device comprising: a tank arranged on a device placement surface and being for storing liquid such that the liquid surface level is positioned above the device placement surface; and a vertical pump including a...  
WO/2018/129349A1
A dynamic power optimization system and method for electric submersible motors. A system to optimize operation of an electric submersible motor electrically coupled to a variable speed drive controlled by a computer performing dynamicall...  
WO/2018/128762A1
A submersible well pump assembly includes a seal unit coupled between a pump and a motor. The seal unit has a forward guide member, a rearward guide member, and a labyrinth disc chamber connected between. The labyrinth disc chamber has a...  
WO/2018/129289A1
A pump (100) includes a circular housing (102) having a thin profile, a brushless open frame motor (124), and a centrifugal impeller (108). The pump is configured to transport a fluid to transfer thermal energy to or from one or more ext...  
WO/2018/122016A1
A sensor assembly (2) configured to perform fault detection in a pump assembly comprising an electric motor (70) and a fluid pump (30) is disclosed. The sensor assembly (2) comprises a housing (4) configured to be mechanically attached t...  
WO/2018/125788A1
This disclosure describes various implementations of a downhole-blower system that can be used to boost production in a wellbore. The downhole-blower system includes a blower and an electric machine coupled to the blower that can be depl...  
WO/2018/124939A1
The invention relates to modular pump units and can be used for pumping large volumes of liquid, for example in fire-extinguishing systems. A pump unit comprises pumps for pumping liquid, and reduction gears and electric motors interacti...  
WO/2018/122025A1
The invention relates to a method for operating an electronically controlled pump assembly (1), wherein, in an electronic controller (6), setting parameters of the pump (2) can be adjusted to adapt to the hydraulic requirements of the lo...  
WO/2018/122596A1
The present invention comprises a vertical suspended centrifugal pump. It is particularly useful to pump process liquids having high purity requirements or for outdoor applications in cold environments. The invention comprises a column t...  
WO/2018/114646A1
The invention relates to water pump, in particular a garden pump or a pump of a home water machine, which has a pump unit in a housing (GE), which pump unit can be driven by means of an electric motor and can pump water form a suction li...  
WO/2018/113965A1
The present invention relates to an automotive electrical gas pump (10) comprising an electronically commutated motor (42), wherein the motor (42) comprises a motor stator (58) with at least one static electro¬¨ magnetic coil (54), the m...  
WO/2018/114333A1
The method for authorising a data communication between an electronically controlled pump unit (1) and an operator control unit (12) configured for wireless communication with the pump unit (1) operates using an external data-network-con...  
WO/2018/114667A1
The invention relates to an electric-motor-driven pump (1) having control electronics (6) for connecting at least one sensor (5). The control electronics (6) are designed to capture the output signal (9) of the connected sensor (5) conti...  
WO/2018/112598A1
A system for monitoring a status of a submersible pump, comprising at least one sensor measuring at least a first parameter of the submersible pump, at least one visual indicator, a controller in communication with the at least one senso...  
WO/2018/117910A1
The utility model relates to the field of the pumping of fluids, and more particularly to devices for transmitting mechanical energy to fluids (liquids or gases), which can be used as axial pumps or compressors. The present device compri...  
WO/2018/118313A1
The present disclosure provides a multi-piece containment canister assembly for use in magnetically coupled fluid handling devices such as rotary pumps, mixers, flowmeters or valves. The canister assembly includes a generally tubular sin...  
WO/2018/114829A1
The invention relates to a pump assembly having an electronics housing (16) which has an outer wall with at least one wall section (21) which is made from a first plastic material and on the inner side of which, which faces the interior ...  
WO/2018/112399A2
Certain aspects of the subject matter described here can be implemented in a downhole-type electric submersible pump system. An electric machine can be disposed downhole in a wellbore. The electric machine is coupled to rotate with an im...  
WO/2018/111596A1
An electrical submersible well pump assembly (11) includes an electrical motor (21) for driving a pump (17). A pressure compensating chamber (38) contains a dielectric lubricant (37) in fluid communication with an interior of the motor. ...  
WO/2018/107560A1
Disclosed is a miniature hydraulic suspension mechanical pump, comprising a volute (1), an upper end cover (3), a vane wheel (2), a brushless motor, a waterproof bushing (6) and a water-lubricated spiral groove thrust bearing, wherein th...  
WO/2018/109722A1
A suction pipe inlet device for a centrifugal pump, the device having a hollow tubular axisymmetric body along a longitudinal axis having an open first end adapted for fitting into or against a retention tank; an open second end adapted ...  
WO/2018/107136A1
A pothead cable seal for electric submersible motors. An electric submersible motor pothead system including a pothead that couples a power cable to an electric submersible motor operable in well fluid, the pothead including a finger sea...  
WO/2017/112592A8
A fluid transport device defining a centerline axis therethrough includes at least one rotatable member including a first portion and a second portion axially opposite the first portion. The fluid transport device also includes at least ...  
WO/2018/106210A1
A single power source multiple pump system that includes a single power source driving a first pump and a second pump connected in series may provide for increased efficiencies for one or more operations of a well stimulation and servici...  
WO/2018/106225A1
A pumping system pumps material or fluid, for example, downhole to perform a stimulation operation. A pumping system may comprise multiple pumps that must be powered-up in a sequence that does not overload a power source. A variable freq...  
WO/2018/101909A1
A pumping system pumps material downhole, for example, to perform a fracturing operation. The pumping system comprises one or more variable speed engines, one or more variable displacement hydraulic pumps and one or more intensifiers. Ac...  
WO/2018/101912A1
A pump system and method of operating the same may utilize two relatively smaller turbines that are attached to and used to power a single pump. The two turbines are releasably coupled to the pump via respective one-way clutches, thereby...  
WO/2018/098452A1
A torque transfer system for centrifugal pumps. A torque transfer system for a centrifugal pump includes a bearing sleeve above an impeller, the bearing sleeve and a hub of the impeller surrounding a rotatable shaft and coupled to the ro...  
WO/2018/097760A1
The group of inventions relates to modular pump assemblies and can be used for pumping large volumes of fluid using at least one pump module. Both the claimed pump assembly and the claimed pump module can be incorporated into mobile fire...  
WO/2018/095607A1
The invention relates to an electric motor-vehicle coolant pump, comprising a housing (4), which has a pump unit (8) and a motor unit (6), wherein the motor unit (6) has a motor rotor (22), which is mounted in the housing (4) by means of...  
WO/2018/091101A1
The present invention relates to an electric automotive fluid pump (10) comprising an electronically commutated motor (42) with a motor rotor (46) being permanently magnetized and stator coils (50), and a motor electronics (58) for elect...  
WO/2018/093385A1
Cylinder pump systems and methods for pumping and measuring fluids are provided. The pump system includes a piston cylinder pump, a linear actuator, and a motor assembly. The piston cylinder pump includes a piston located within a cavity...  
WO/2018/089569A1
A rotary drive for a cryocooler and related cryocooler are disclosed. The rotary drive generates a gas pressure wave for the cryocooler. The rotary drive may include a crankcase, a crankshaft within the crankcase, and a cylinder position...  
WO/2018/088010A1
Provided is an electrically driven pump comprising: a motor; an impeller rotated by the motor; a motor-containing section for containing the motor; an impeller-containing section for containing the impeller and located closer to one side...  
WO/2018/089173A1
An electric assembly is described herein. The electric assembly can include a housing having at least one wall that forms a cavity, where the housing is rated for subsea conditions. The electric assembly can also include at least one mot...  
WO/2018/084429A1
The pump for circulating water according to the present invention comprises an upper housing 10 formed with an inlet 11 and an outlet 12 of fluid; a lower housing 20 arranged in a lower side of the upper housing 10, having a space formed...  

Matches 201 - 250 out of 15,141