Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 51 - 100 out of 788

Document Document Title
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 ...  
WO2017009591A1
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 ...  
WO/2016/205471A1
Systems and methods for securing coils of magnet wire to a support core in a linear motor that may be used, for example, in an ESP. In one embodiment, a hollow member such as a cylindrical metal tube is provided as a support core which i...  
WO/2016/205100A1
Systems and methods for monitoring an electric submersible pump include receiving acceleration data from an accelerometer coupled to a component of an electric submersible pump comprising a motor having a rotor and a stator, the accelera...  
WO/2016/201068A1
A dual completion linear rod pumping apparatus for imparting reciprocating vertical motion to a pair of rods for respective sucker-rod pumps. The dual completion linear rod pumping apparatus includes first and second linear mechanical ac...  
WO/2016/201020A1
A technique facilitates improved, long-term performance of pumps, such as reciprocating pumps. The reciprocating pump may comprise valves, such as an inlet valve and a discharge valve. Each valve comprises a valve body portion, a valve h...  
WO/2016/196642A1
An ESP system includes a motor and which is disposed in a wellbore on an end of an umbilical, where the umbilical includes a power cable and control lines. The control lines carry signals for the control and operation of downhole element...  
WO/2016/195872A1
Systems and methods for determining proper phase rotation in a linear motor where the phase rotations associated with power and return strokes are initially unknown. Power having an initial phase rotation is provided to a linear motor un...  
WO/2016/179015A1
A metering pump includes a motor having a motor shaft extending through a drive housing, a carriage assembly disposed around the motor shaft and within the drive housing, a plunger return block mounted to the carriage assembly, a piston ...  
WO/2016/179014A1
A metering pump includes a motor having a motor shaft extending through a drive housing, a carriage assembly disposed around the motor shaft and within the drive housing, a plunger return block mounted to the carriage assembly, a piston ...  
WO/2016/178601A1
The proposed group of inventions relates to methods and devices for pumping fluids and can be used in industry, transport and the home for pumping liquids and other incompressible and compressible fluids,and also during well operations i...  
WO/2016/174452A1
A fluid system for a pump, which includes a downhole rotating shaft and bearings inside a housing, and where a fluid volume around shaft is circulated from outside housing through a filter, so that only clean non-abrasive fluid is permit...  
WO/2016/172404A1
Systems and methods for constructing electric motors in which rotor sections are individually keyed to a rotor shaft such that, in a resting position, the rotor sections are circumferentially shifted (clocked) with respect to each to mit...  
WO/2016/171879A1
A modal attenuator includes annular chambers disposed between an attenuator body and a perforated screen surrounding a primary flow path. The modal attenuator in some arrangements is in the form of an expander section. In some arrangemen...  
WO/2016/161505A1
Apparatus and methods are provided for rotating the sucker rod strings of pumping equipment and adjusting the vertical position of the sucker rod string. The apparatuses can include a threaded tubular rod carrier or spindle and a polishe...  
WO/2016/161611A1
The present invention is applicable to the field of petroleum production engineering and provides an air proof pumpjack with double load reduction. The pumpjack is provided with a lifting sub; one end of the lifting sub is provided with ...  
WO/2016/164272A1
A well pump assembly has a motor operatively connected to a well pump that has an intake. The well pump assembly has a capillary tube that extends alongside the tubing and has an outlet at the well pump assembly. A chemical injection pum...  
WO/2016/160296A1
A technique facilitates operation of an electric submersible pumping system. The electric submersible pumping system may be operated to create a fluid flow by pumping fluid along a primary flow path. The fluid flow is monitored to detect...  
WO/2016/160186A1
A technique facilitates deployment, land out, testing, and/or operation of electric submersible pumping systems in a variety of applications and environments. For example, features may be combined with various types of electric submersib...  
WO/2016/154689A1
The present invention relates to an accessory for use on the hanger of a pumping unit (UB), and it has been developed with the aim of providing a means for making a precise adjustment to the travel of the piston of a bilge pump of a UB, ...  
WO/2016/160779A1
An electrical submersible pump assembly (45) has a motor (10) with a stator stack of limitations (16). The stack has slots (20) through which magnet wires (22) are wound. An encapsulate (24) surrounds and bonds the magnet wires together ...  
WO/2016/153897A1
Systems and methods for controlling downhole linear motors to minimize connections to surface equipment. In one embodiment, an ESP system is coupled by a power cable to equipment at the surface of a well. The ESP system includes a linear...  
WO/2016/153960A1
A controller is provided which can interface with a variable frequency drive and a motor, the controller having (a) one or more voltage and current sensors which can interface with a power line linking the variable frequency drive and th...  
WO/2016/137986A2
A long-stroke pumping unit includes a tower; a counterweight assembly movable along the tower; a crown mounted atop the tower; a sprocket supported by the crown and rotatable relative thereto; and a belt. The unit further includes a moto...  
WO/2016/137986A3
A long-stroke pumping unit (101k) includes a tower (111); a counterweight assembly (110) movable along the tower; a crown (7) mounted atop the tower; a sprocket (108k) supported by the crown and rotatable relative thereto; and a belt (10...  
WO/2016/133906A1
A diversion connector is used for a downhole pump having a plunger and a barrel in a well. The diversion connector is useful in a sandy well having particulates. The plunger has an interior and is reciprocated by a rod relative to the ba...  
WO/2016/126537A1
A lower separator (53) located below a submersible well pump intake (19) has a labyrinth flow path, causing a first well fluid separation of lighter components from heavier components as well fluid flowing into the lower separator turns ...  
WO/2016/122350A1
The submersible pumping unit comprises the housing, the suction valve, the discharge valve, the rotor, the stator and the induction coils. The plunger consists of the metal pipe featuring the permanent magnets with the reciprocal poles a...  
WO/2016/118419A1
A method of monitoring and assessing valve conditions in a pump includes collecting data regarding timing of a pump piston and vibration of a pump fluid end, processing the data to form a filtered and transformed vibration signal, bandin...  
WO/2016/118140A1
A mechanical face seal with an adaptable seat for electric submersible pump (ESP) components is provided. In an implementation, an end face mechanical seal system for a downhole shaft has a rotating seal face and an adaptable nonrotating...  
WO/2016/112385A1
A sucker rod lifting system generally includes a surface drive mechanism, a sucker rod string, and a downhole pump. One such surface drive mechanism is known as a long-stroke pumping unit. The long-stroke pumping unit includes a counterw...  
WO/2016/112155A1
An apparatus, methods and systems for multi-configuration, multi-stage gas-liquid separation are presented. A production string is fitted with a shroud of size similar to the collars. Gaseous fluids intake into the upper portion of the s...  
WO/2016/107592A1
Disclosed are an intelligent oil pumping control method and an intelligent oil pumping unit. The intelligent oil pumping unit comprises a main electric motor (15), a speed reducer (8), a crank (9), a connecting rod (6), a walking beam (3...  
WO/2016/106568A1
Systems and methods for extracting underground objects using a beam pumping unit (200) including a rotating motor (204) and one or more cranks (212) coupled to a walking beam (220) enabling the extraction. According to certain embodiment...  
WO/2016/109252A1
An electrical submersible pump assembly has a number modules including a pump, a motor and a pressure equalizer. Each module has a rotatable shaft with a splined end that joins a splined end of another module, and those splined ends may ...  
WO/2016/100283A1
A system for enhancing a flow of a fluid induced by a rod pumping unit is provided, The system includes one or more sensors and a pumping control unit configured to control stroke movement of the rod pumping unit. The pumping control uni...  
WO/2016/099880A1
A system (200) for enhancing a flow of a fluid induced by a rod pumping unit (100) is provided. A pumping control unit (212) is configured to control stroke movement of the rod pumping unit. The pumping control unit is configured to stor...  
WO/2016/094142A1
A converterless motor-driven pump system includes an off-grid prime mover, an electric power generator driven by the off-grid prime mover to generate a power output, an electric submersible pump (ESP) system, and a system controller. The...  
WO/2016/084035A1
The invention relates to a unidirectional base hydraulic pumping apparatus for use in oil wells, which is installed at the depth desired by the user in order to increase the flow of formation water to be re-injected/injected from a stora...  

Matches 51 - 100 out of 788