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Patent Searching and Data


Matches 201 - 250 out of 14,206

Document Document Title
WO/2016/033667A1
The present invention relates to a motor pump (10) free from bearings, cooler and mechanical sealing, more specifically to a hydraulic motor pump, which comprises a housing (14) defined by a first chamber (19) isolated from fluids and a ...  
WO/2016/036342A1
Rotation control for an electric submersible pump (ESP) is provided. In one possible implementation, a controller dynamically measures a motor condition, such as an ongoing temperature, of a turned-off AC motor of an electric submersible...  
WO/2016/032521A1
An electric submersible pumping system includes a motor filled with motor lubricant, a pump driven by the motor, and a fluid expansion chamber connected to the motor. The fluid expansion chamber includes a seal bag filled with a seal bag...  
WO/2016/032439A1
In accordance with some embodiments of the present disclosure, a thrust washer and a diffuser for use in a downhole electrical submersible pump are disclosed. The pump may include a shaft and a motor communicatively coupled to the shaft....  
WO/2016/027585A1
The present invention reduces vibration and friction in a vertical shaft pump. A vertical shaft pump of the present invention comprises: bodies that are connected to and rotate with a rotary shaft; a first slide bearing that has, on an o...  
WO/2016/024663A1
A counter-rotating pump turbine is provided. A counter-rotating pump turbine, according to an exemplary embodiment of the present invention, operates in a turbine mode and comprises: a first impeller that includes a plurality of first bl...  
WO/2016/025806A1
A submersible well pump assembly has an electrical motor connected with the pump. An electrical receptacle on the motor has a base into which a central bore and first and second threaded holes on opposite sides of the bore extend, the th...  
WO/2016/025665A1
A low-profile motor lead transition for an electric submersible pump (ESP) is provided. In an implementation, a flat motor lead extension (MLE) for an ESP has conductors that branch out into three separate legs from a single power cable,...  
WO/2016/024952A1
Systems and methods of routing pressurized fluid from a fluid source are disclosed. The system includes a composite articulating arm. The composite articulating arm further includes a first articulating arm and a second articulating arm....  
WO/2016/025810A1
An electrical submersible well pump assembly includes a pump driven by an electrical motor. A string of tubing connects to the well pump assembly and extends to an upper end of a well. A power cable installed in the tubing has three insu...  
WO/2016/024518A1
The present invention pertains to a turbo pump (1) having an impeller (3) for pressurizing liquid, a turbine disk (4) provided with a blade cascade (5), a shaft (6) for coupling the impeller (3) with the turbine disk (4), a bearing (7) f...  
WO/2016/022660A1
An electrical submersible pump assembly has a magnetic coupling between the motor shaft and the pump shaft. The coupling includes motor shaft disks mounted to the motor shaft, each having upward and downward facing disk surfaces joined b...  
WO/2016/019830A1
A hydroturbine capable for water pumping, comprising a housing consisting of an upper end cover (1), a lower end cover (2) and side walls (3); a rotatable hydroturbine shaft (4) is installed between the upper end cover (1) and the lower ...  
WO/2016/022123A1
An electric submersible pump (ESP) can include a shaft; an electric motor configured to rotatably drive the shaft; a housing; a stack of diffusers disposed in the housing; impellers operatively coupled to the shaft; and a pressure balanc...  
WO/2016/021918A1
The present invention relates to a power transmission apparatus using a magnetic field, the power transmission apparatus comprising a rotor module, a front driver module and a rear driver module, or comprising a rotor module and any one ...  
WO/2016/022413A1
A technique employs a system and methodology for improving sand control in pumps. The technique may be used in centrifugal pumps by providing uniquely constructed rib feature to facilitate sand control and thus reduction of erosion due t...  
WO/2016/018656A1
An electrical submersible pump assembly has modules including a pump, at least one motor, and a pressure equalizer coupled to the motor. First and second ones of the modules have a threaded connection including a first adapter having thr...  
WO/2016/012379A1
The invention relates to a coolant pump for pumping a coolant for an internal combustion engine in a vehicle which comprises the internal combustion engine and a central engine control. The coolant pump comprises a pump shaft (4) which i...  
WO/2016/012378A1
The invention relates to a coolant pump for pumping a coolant for an internal combustion engine in a vehicle which comprises the internal combustion engine and a central engine control. The coolant pump comprises a pump shaft (4) which i...  
WO/2016/010381A1
Disclosed are a motor pump for hot water that is used in a system for supplying hot water having a temperature of 70°C or more, and a hot water supply apparatus using the same. The motor pump for hot water comprises: a motor pump body t...  
WO/2016/008407A1
A magnetic drive pump comprises a pump body (A). A front cavity, a middle cavity and a rear cavity are formed and spaced in the inner side of the pump body (A). An impeller (3) is arranged in the front cavity, and a permanent magnet roto...  
WO/2016/010598A1
Upper and lower pressure equalizers couple to a lower end of a motor of an electrical submersible pump assembly. An intermediate connection having a liquid flow passage connects the pressure equalizers. A connection valve located in the ...  
WO/2016/010589A1
A tool is provided for use in a variety of ESP and other well control applications. The tool employs a simplified design for ESP and well control applications and has a main valve which may be operated by a plurality of different shiftin...  
WO/2016/008510A1
The invention relates to an immersion pump (10) having a pump housing (12) which has an intake opening (32) and an outlet opening (36) and in which an impeller (28) which is driven by a motor (24) is arranged, and having a height adjusti...  
WO/2016/009977A1
Provided is a vertical shaft pump that, even for a high-capacity pump, allows easy replacement of submerged bearings, without lifting the pump, when the pump is in place, and improves the reliability of submerged bearings. This vertical ...  
WO/2016/005387A1
A centrifugal pump, of the submersed or submersible type, comprising a hydraulic part (11, 111, 211, 311, 411, 511, 611), with a hollow body (12, 112, 212, 312, 412, 512, 612) inside which there is at least one impeller (13, 113, 213, 31...  
WO/2016/003998A1
A method for monitoring an electric submersible pump. The method includes acquiring data indicative of surface measurements obtained while the pump is operating in a downhole environment, acquiring data indicative of downhole measurement...  
WO/2015/197161A1
The invention relates to a wet-rotor-motor pump, comprising a stator (5) surrounded by a motor housing (4) and a rotor (7) separated from the stator (5) by a can (6). The rotor runs in the rotor space formed by the can (6) and is connect...  
WO/2015/200020A1
Pre-shaped composite diaphragms for electric submersible pump (ESP) protectors are provided. In an implementation, a motor protector for an ESP has a diaphragm for containing the expansion and contraction of ESP motor oil. The diaphragm ...  
WO/2015/197141A1
A method for detecting faults or operational parameters in a pump assembly by use of a handheld communication device is described. The pump assembly includes an electric motor and a pump, wherein the pump assembly or electric motor has a...  
WO/2015/197067A1
The present invention relates to a magnetic gear comprising a first magnetic rotor with a first shaft; and a second magnetic rotor with a second shaft;a support structure, witha first end shield and a second end shield connected by a sta...  
WO/2015/199546A1
System for subsea pumping or compressing, comprising: an ESP (electrical submersible pump), a flowline jumper, a connector part in either end of the flowline jumper, and an arrangement for lifting, the ESP has been arranged in the flowli...  
WO/2015/197283A1
Disclosed is a magnetic coupling comprising an inner rotor (11) and an outer rotor (9) which surrounds at least part of the former, the two rotors being provided with magnetic material (18) and being coupled to one another by magnetic fo...  
WO/2015/192820A1
Adjustable coolant pump having a control slide (9) which is arranged in the pump interior (6), can be moved by an actuating device (7) and is loaded by a restoring spring (8), having an outer cylinder (11) which covers the outflow region...  
WO/2015/193784A1
According to a first aspect the present invention relates to a method for turning off a pump (2) configured for pumping liquid via a conduit (4), the pump (2) before being turned off being driven at an operational frequency (FN) by means...  
WO/2015/191692A1
A reciprocating pump for use in a wellbore is disclosed. The pump includes a fluid directing apparatus for directing fluid in and out of the pump, the fluid directing apparatus having an inlet disposed in a sidewall of the fluid directin...  
WO/2015/187796A1
A method for monitoring an electric submersible pump. The method includes acquiring a baseline signature for the electric submersible pump in a first environment, acquiring a downhole signature for the electric submersible pump in a down...  
WO/2015/187234A1
An electrical submersible pump assembly has a pump driven by a motor. A pressure compensator has first and second bellows units axially separated from each other. Each of the first and second bellows units are movable between an increase...  
WO/2015/179036A1
An electrical submersible pump assembly has a pressure equalizer coupled to a lower end of a motor. The equalizer has a motor lubricant passage through which lubricant in the motor communicates with motor lubricant in the equalizing elem...  
WO/2015/179775A1
A method can include receiving sensor information from at least one sensor disposed in a downhole environment that includes an electric submersible pump operatively coupled to a power drive via a cable; receiving electrical information a...  
WO/2015/178636A1
A motor unit (100) of the present invention is provided with a stator (120) and a rotor (130) in the inside of a motor housing (110), a shaft (140) being protruded toward a front part (111) of the motor housing (110), the motor housing (...  
WO/2015/178887A1
An electric submersible pumping system includes a motor, a production pump driven by the motor, a heat exchanger and an oil circulation pump connected to the motor. The production pump moves fluids from the wellbore through the heat exch...  
WO/2015/172931A1
The invention relates to a method for controlling a pump system and to a pump system (10) having a pump unit (11) for output of multi-component material under pressure by means of a spray pistol. The pump unit comprises a pump device (12...  
WO/2015/172929A1
The invention relates to a method for operating a pump system and to a pump system (10) having a pump unit (11) for discharging multicomponent material under pressure with a spray gun, the pump unit comprising a pump device (12), a mixer...  
WO/2015/172930A1
The invention relates to a method for controlling a pump system and to a pump system (34) having a pump unit (44) for discharging multi-component material under pressure by way of a spray gun, wherein the pump unit comprises a pump devic...  
WO/2015/174726A1
The present invention relates to an energy storage apparatus and, more specifically, to an energy storage apparatus using a power generation turbine by a high-pressure working fluid in a liquid state and a compressed gas in an enclosed s...  
WO/2015/172930A8
The invention relates to a method for controlling a pump system and to a pump system (34) having a pump unit (44) for discharging multi-component material under pressure by way of a spray gun, wherein the pump unit comprises a pump devic...  
WO/2015/172081A1
An oil injection unit to provide motor oil to the motor of an electric submersible pump.  
WO/2015/172087A1
Seal sections for electric submersible pumps. Seal sections are described which include a combination of a barrier fluid to protect a seal from unfavorable ingress and control of differential pressure across the face of the seal.  
WO/2015/172072A1
A bellows position monitoring arrangement to determine the axial position of a bellows assembly within the outer housing of a seal section or equalizer. The position can be correlated to an amount of motor oil being retained within the b...  

Matches 201 - 250 out of 14,206