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Patent Searching and Data


Matches 1 - 50 out of 774

Document Document Title
WO/2018/013441A1
An apparatus for gas and solids separation from down-hole fluids having an inner tube and an outer tube disposed about the inner tube. The annular region between the tubes contain a plurality of chambers, separated by fluid barriers. The...  
WO/2018/005333A1
A method for providing well safety control in a remedial electronic submersible pump (ESP) application including a making up an electric submersible pump (ESP) on a conduit with a primary well control capability; running the foregoing th...  
WO/2018/004577A1
A system can include a housing that defines an interior space; a shaft disposed at least in part in the interior space of the housing where the shaft includes a longitudinal axis, a curved surface and an end surface; a submersible electr...  
WO/2017/220693A1
The invention relates to a particularly compact, efficient and operationally reliable pump device (10) for conveying fluid (126) to be pumped, comprising at least one drive unit (284) having a drive (62) and at least one receiving area (...  
WO/2017/213627A1
Embodiments of the present disclosure are directed to a downhole motor including a housing, a rotor shaft configured to rotate within the housing, and an electrically conductive brush. The electrically conductive brush is coupled to the ...  
WO/2017/201616A1
Several unique screw-based linear sucker rod top drives are disclosed, along with a unique failsafe system where the terminals of a permanent magnet motor are connected to a braking resistor in the event of variable frequency drive failu...  
WO/2017/204631A1
Double acting positive displacement fluid pump Double acting positive displacement fluid pump having two or more housings (3A,20A), a first housing (3A) comprising a pump fluid inlet chamber (3) and a separate housing (20A) comprising a ...  
WO/2017/198511A1
The invention relates to a method for stopping a submersible pump when the pump is snoring, wherein the pump is operatively connected to a control unit. The method is characterized by the steps of regulating, by means of the control unit...  
WO/2017/197321A1
A control system for operating a beam pumping unit includes a strain gauge and a beam pumping unit controller. The strain gauge is coupled to a Samson post of the beam pumping unit, and is configured to measure a Samson post strain. The ...  
WO/2017/187315A9
A wellbore pump (300) includes a receptacle for a pump formed into a wellbore production tubing (110). A pump includes a seal (306) engageable with an interior surface of the receptacle, the seal has a pump rod (313) passing sealingly th...  
WO/2017/187315A1
A wellbore pump (300) includes a receptacle for a pump formed into a wellbore production tubing (110). A pump includes a seal (306) engageable with an interior surface of the receptacle, the seal has a pump rod (313) passing sealingly th...  
WO/2017/184158A1
A system can include an electric submersible pump that includes a multiphase electric motor that includes a wye point; and a gauge operatively coupled to the wye point of the electric motor and operatively coupled to a transmission line ...  
WO/2017/185094A1
A system and method for fueling multiple saddle tanks of hydraulic fracturing equipment from a single self-propelled cart. The cart having multiple retractable fuel lines for providing and obtaining fuel. Each retractable fuel supply lin...  
WO/2017/180839A1
A controller for operating a prime mover of a rod pumping unit includes a processor configured to operate the prime mover over a first stroke and a second stroke. The controller is further configured to compute a first motor torque imbal...  
WO/2017/176283A1
A technique facilitates controlled distribution and sharing of bearing loading with respect to operation of a pump. A thrust bearing system is coupled with a pump via a shaft used for driving the pump. The thrust bearing system comprises...  
WO/2017/168008A3
A fluid pump, for example being adapted to operate in a well bore, and a well bore tool are presented, the fluid pump comprising a pump housing comprising a cylinder, the cylinder having a first and a second chamber and a constriction be...  
WO/2017/160290A1
A method can include coating a hydrophilic polymeric surface of a component of an electric submersible pump system with an aqueous polymer dispersion to form a coated component; and sintering the coated component to form a sintered, coat...  
WO/2017/127662A1
An automated sucker rod spacing device comprising a housing, a screw set within the housing and connected to a sucker rod string via a polished rod, a nut which is in threaded engagement with the screw, a means to transmit a rotation for...  
WO/2017/123957A1
A relief valve assembly (500) includes a housing assembly (450) defining a chamber (410) therein. The relief valve assembly (500) includes a piston (200). The piston (200) may be at least partially disposed within the chamber (410). The ...  
WO/2017/120020A2
A subsea pump assembly (11) includes a tubular conduit (13) that has an upstream end plate (15) and an inlet (21) for flowing well fluid into an interior of the conduit. A power cable opening (25) extends through the upstream end plate. ...  
WO/2017/117141A1
A submersible pumping system (100) includes an electric motor (110) and a pump (108) driven by the electric motor. The pump (108) includes a rotatable shaft (122) driven by the motor, one or more piston assemblies (132) configured for li...  
WO/2017/117181A1
A suction chamber for use in a surface pumping system includes a central housing that is substantially cylindrical and has a motor end and a pump end opposite the motor end. The suction chamber includes a motor-end plate bolted to motor ...  
WO/2017/117084A3
A submersible pumping system has an electric motor (108), a rotary hydraulic pump (106) driven by the electric motor (108), and a linear hydraulic pump (110) that is configured to move a production fluid. The rotary hydraulic pump produc...  
WO/2017/116732A1
A system and method of producing fluid from a wellbore 12 by pressurizing the fluid and then directing the pressurized fluid to a centrifugal pump 26. Pressurizing the fluid compresses gas or vapor within the fluid, thereby decreasing th...  
WO/2017/117084A2
A submersible pumping system has an electric motor, a rotary hydraulic pump driven by the electric motor, and a linear hydraulic pump that is configured to move a production fluid. The rotary hydraulic pump produces a pressurized working...  
WO/2017/106865A1
Automated operation of well site pumping equipment, including generating a mathematical belief model for maintaining an interrelationship between flow rate achievable by a pump unit discharge pressure of the pump unit, and probability of...  
WO/2017/100552A1
A hydraulic tool includes a stator, a rotor, and a removable coating. At least one of the stator and the rotor comprises a resilient material. The removable coating has a thickness compensate for expected swelling of the resilient materi...  
WO/2017/096488A1
A fluid end assembly of a reciprocating pump has multiple fluid end bodies that are removably attached, independently of each other, to a power end assembly of the reciprocating pump, and to a manifold of the fluid end assembly. Each flu...  
WO/2017/099968A1
A technique facilitates use of a submersible pumping system deployed downhole in a borehole. A docking assembly comprises a docking station which has at least one electrical wet connector and is coupled to a receiving tubular. An electri...  
WO/2017/100739A1
A pump for an oil and gas well includes a barrel with a surface configured to contact oil and gas well fluid. The pump further includes a first coating formed on at least a portion of the barrel surface. The first coating includes a comb...  
WO/2017/093964A1
Air retention valve to be used in pressurized water tanks comprises: a tube (6) for water circulation with the outside of the tank (a) having a protuberant top (3) into the interior of the tank (a); a floating body (1) vertically displac...  
WO/2017/096103A1
A seal assembly (112) for a submersible pumping system (100) is presented. The seal assembly includes a support tube (220) configured to surround a shaft (216). Further, the seal assembly includes a first bag (236) positioned surrounding...  
WO/2017/087802A1
Systems and methods for determining the existence of a pump-off condition in an ESP system and controlling the motor to prevent fluid pound that would otherwise result from the pump-off condition. The current drawn by the ESP motor durin...  
WO/2017/083523A1
A disclosure pertains to a reciprocating pump configured for pumping fillers or aggregates or cementitious material and the like.  
WO/2017/078565A1
The invention relates to pump equipment and can be used in the oil industry in the operation of marginal wells with difficult oil reservoir conditions. The pump comprises a submersible electric motor, a driven oil pump, a piston working ...  
WO/2017/074647A1
A pressure control device for sealing about a tubular at a wellsite can include a rotatable member, at least two radial seals that sealingly contact the rotatable member, at least two fluid chambers, one chamber being exposed to the rota...  
WO/2017/066440A1
A tandem motor linear rod pumping apparatus for imparting reciprocating, substantially-vertical motion to a pump rod for a sucker-rod pump. The tandem motor linear rod pumping apparatus includes first and second linear mechanical actuato...  
WO/2017/059510A1
The present invention relates to an artificial lift system using a downhole reciprocating pump with a double action piston for oil wells. The pump comprises a plunger (4) moved by the mechanical or hydraulic actuation rod (3), and is cha...  
WO/2017/059918A1
Lifting device (10) for vertically lifting liquids, where the lifting device (10) comprises: a lifting line arrangement (18) for guiding a liquid from an open lower reservoir (16) to an upper reservoir (14); a lowering line arrangement (...  
WO/2017/058412A1
An embodiment includes a method of monitoring a fluid pump that includes receiving time domain measurement data indicating vibrations occurring in a fluid pump, and filtering the measurement data to remove measurement data components hav...  
WO/2017/052383A1
The invention provides a subsea pump system, comprising a subsea pump, a fluid conditioner tank, a liquid conservation tank, a line arranged for liquid recirculation from the liquid conservation tank to upstream the subsea pump, and an u...  
WO/2017/048740A1
Apparatus and methods for pressurizing well treatment fluids. Communication is established between a plurality of pumps and a controller operable to control operation of the pumps. Each pump includes a chamber, a plunger slidably dispose...  
WO/2017/040919A1
An electrical submersible pumping system includes production tubing, a pump for pumping fluid through the production tubing, a motor for providing power to the pumping system, an electrical cable for supplying power to the motor, and a m...  
WO/2017/035194A1
A plunger piston assembly for a plunger lift system used to remove fluids from a subterranean wellbore includes a sealing sleeve having a central axis, an upper end, a lower end, and a throughbore extending axially from the upper end of ...  
WO/2017/009591A1
A plunger (10) located in a pipeline (20), which can be used as a pump or for pigging but which allows the pipeline (20) to be used as a normal pipeline when the plunger (10) is not in use includes an axial passage (12) extending in the ...  
WO/2017/003729A1
Systems, methods, and devices for predicting pump performance in a downhole tool are provided. A pump performance predictor may receive inputs and generate outputs that predict the performance of a pump of a pumpout module of a downhole ...  
WO/2016/205138A1
The systems, devices, and methods described herein describe a valve cover assembly that enables the easy removal and insertion of a screw gland into a threaded ring. The valve cover assembly includes an outside housing that provides an o...  
WO/2016/205101A1
Systems and methods for monitoring an electric submersible pump include measuring voltage and current of a power output of a multi-phase power drive configured to power a downhole motor to thereby produce measured voltage and current val...  
WO/2016/205131A1
A well pump assembly (24) has a barrel 54), a standing valve (48) at an upper end of a standing valve chamber (46), and a plunger (70). A travelling valve (82) admits well fluid into the barrel during a fill stroke. The travelling valve ...  
WO/2016/205473A1
Systems and methods for determining proper phase rotation in a linear motor that may be used in an ESP system, where the phase rotations associated with power and return strokes are initially unknown. The method includes providing power ...  

Matches 1 - 50 out of 774