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Patent Searching and Data


Matches 1 - 50 out of 917

Document Document Title
WO/2021/009731A1
The present invention relates to an improved rubber sealed plunger assembly of electrical compressor by-pass valve. The present invention relates to an improved rubber sealed plunger assembly of electrical compressor by-pass valve with l...  
WO/2021/007392A1
A method of monitoring a protective fluid of a wellbore tool includes flowing, by a sensor or a fluid moving device secured to a wellbore tool disposed at a downhole location within a wellbore, a portion of a protective fluid of the well...  
WO/2021/006865A1
The disclosure provides a formation fluid pumping method and pump, and a wellbore system that in one example includes wellbore surface equipment connected to a downhole tool including a formation fluid container having a fluid input port...  
WO/2020/263105A1
The invention provides a system for subsea pressure booster HV (high voltage), MV (medium voltage) and LV (low voltage) power supply and distribution. The system is distinguished in that the system consists of, essentially consists of or...  
WO/2020/263349A1
The present disclosure relates to a pump system having a pneumatically actuated fluid pump, which makes use of standard cycle counter to assist in determining when an air supply control valve is stuck in an open state after a fluid disch...  
WO/2020/180201A3
The invention refers to a downhole piston pump for the exploitation of the oil, used in the extraction of hydrocarbons from the productive layers of the oil wells by sucker rods. The pump according to the invention consists of a drive he...  
WO/2020/251564A1
A pump fluid end comprising: a reciprocating element disposed within a reciprocating element bore and having an outer surface; a reciprocating element packing positioned within the reciprocating element bore; and optionally a sleeve posi...  
WO/2020/251641A1
A valve poppet assembly comprising a valve stem, a poppet insert retainer, and a poppet seat, wherein, in an assembled configuration, the valve stem extends along a central axis through the poppet insert retainer and the poppet seat, and...  
WO/2020/231497A1
A valve assembly comprising a valve seat, a valve body, a valve spring, and a valve guide, wherein the valve seat and/or a valve seat housing in which the valve seat is seated comprises a plurality of grooves; wherein the valve body comp...  
WO/2020/231485A1
A clamp comprising a first contact surface perpendicular to a central axis of the clamp and a second contact surface tapered relative to a central axis of the clamp, whereby the clamp allows for concentric or non-concentric mating betwee...  
WO/2020/222672A1
The invention relates to the field of petroleum engineering, more particularly to pumping systems for extracting oil with the aid of downhole sucker rod pump apparatus, and even more particularly to a linear rack and pinion drive for a d...  
WO/2020/219195A1
A liner assembly is used for a polished rod of a reciprocating pump movable through a stuffing box. A liner sleeve positions on the polished rod and has an external thread on its distal ends. Roots of the external thread increase in dept...  
WO/2020/215033A1
A variable speed drive for use in connection with a beam pumping unit has a pair of DC bus rails that include a positive DC bus rail and a negative DC bus rail. The variable speed drive further comprises a rectifier section, an inverter ...  
WO/2020/210427A1
A progressive cavity pump (PCP) system includes a PCP with a rotor rotatably disposed in a stator, a permanent magnet motor, sucker rod(s), and a control system. The rotor is coupled to one of the sucker rods via a high-torque connection...  
WO/2020/205270A1
A surface unit can operate as a longer stroke unit to reciprocate a rod string for a downhole pump in a well. The unit has an end weight that gives the walking beam and head a zero-imbalance about the unit's fulcrum point. The unit can a...  
WO/2019/210417A9
A powertrain for powering wellsite pumping operations includes a power source for producing energy, a power bank, electric motors coupled to pumps, and a power management system. The power source can be a prime mover coupled to a generat...  
WO/2020/180201A2
The invention refers to a downhole piston pump for the exploitation of the oil, used in the extraction of hydrocarbons from the productive layers of the oil wells by sucker rods. The pump according to the invention consists of a drive he...  
WO/2020/176707A1
Systems and methods for producing hydrocarbons from a subterranean well include an electrical submersible pump assembly with a motor. The motor has a motor housing and a stator is located within the motor housing. The stator has a stator...  
WO/2020/175509A1
This pump includes: a ring-shaped first inclined surface (22a) that is formed, among a production pipe (11), in a section located upward of a motor stator, and that is inclined in a direction heading toward the center axis of the product...  
WO/2020/175508A1
A cylindrical gap (121) is formed between a production pipe (11) and a pump stator (49). The pump stator (49) has a tube-like pump casing (98) that surrounds a plurality of pump bodies (47). The pump casing (98) has formed therein a thro...  
WO/2020/168395A1
An automatic sucker rod pumping unit with an "AHP"-type hydraulic system consists of a housing, a casing string mounted on a flange, a rod string hydraulic cylinder, a polished rod connected to the rod of the rod string hydraulic cylinde...  
WO/2020/171715A1
A fluid-driven linear motor comprises a cylinder (5), a piston (4) and a piston rod (3) connected to the piston (4), wherein the two sides of the piston (4) in the cylinder (5) are alternatively supplied with fluid from a slide valve arr...  
WO/2020/168280A1
A downhole reciprocating pump configured for deployment within a tubing string. The reciprocating pump includes a pump barrel, a plunger inside the pump barrel, a lower seating nipple connected within a lower portion of the tubing string...  
WO/2020/163232A1
A downhole well pump (17) has a housing (19) with a housing bore having an upper section (20a), a lower section (20c) and an intermediate section (20b) with a larger inner diameter. A plunger (21) has an upper plunger portion (25) in the...  
WO/2020/163266A1
A fluid rotor and a fluid stator. The fluid stator surrounds the fluid rotor. The fluid stator has an intake end and a discharge end. The fluid stator is shaped to be inserted into a wellbore. A shaft passes through a rotational axis of ...  
WO/2020/163271A1
A first fluid rotor that has a first fluid intake end and a first fluid discharge end. The first fluid rotor includes a shaft and an impeller. A second fluid rotor that has a second fluid intake end and a second fluid discharge end. The ...  
WO/2020/159525A1
The disclosed embodiments include pump systems and methods to improve pump load predictions of pumps. The method includes determining, in a neural network, a pump load of a wellbore pump based on a physics based model of the pump load of...  
WO/2020/150792A1
A beam-type pumpjack consists of: a support, a body, a crank, a walking beam and a head, a suspension mechanism with a cable, a polished rod with a rod string, a wellhead seal, production tubing, and a geared motor, and is characterized ...  
WO/2020/150440A1
A method for floating gas lift includes injecting natural gas from a FSRU into an annulus of an oil well, wherein the FSRU is fluidly coupled to the oil well, and the natural gas is pressurized for gas lift using at least one pump onboar...  
WO/2020/139454A1
A valve assembly (100) that provides for reduced pressure loss in a downhole positive displacement pump comprises: a cylindrical body (110) comprising a cage, with the cage having an upper end (112), a lower end (114) and a tubular side ...  
WO/2020/072076A8
A pumping system pumps material or fluid downhole, for example, to perform a stimulation operation. The pumping system comprises a hydraulic pump coupled to an intensifier. The intensifier comprises a piston which allows for a small foot...  
WO/2020/131725A1
A method can include operating a pump system; determining a condition associated with the pump system; and controlling the pump system based at least in part on the condition.  
WO/2020/051155A3
A shaft coupling for connecting an upper shaft with a lower shaft within a pumping system is designed to handle a large tensile load between the upper and lower shafts. In some embodiments, the upper shaft includes a shaft ring groove an...  
WO/2020/098964A1
A fluid pump (100) includes a housing (102) and a handle portion (114) coupled to the housing (102). The handle portion (114) includes a first portion (116) fixedly coupled to the housing (102). The handle portion (114) also includes a s...  
WO/2020/096593A1
Methods for operating a decoupled long stroke pump to pump treatment fluid to a wellbore are provided. The decoupled long stroke pump has relatively long stroke plungers that can be powered by hydraulics, linear electric motors, mechanic...  
WO/2019/152915A3
An apparatus and method for controlling a downhole pumping system is disclosed. The apparatus is capable of detecting motor operating conditions and pump operating conditions thereby and includes control systems for utilizing the motor o...  
WO/2019/168417A3
The invention relates to a manual fluid pumping device comprising a piston pump and a mechanism for minimising the pumping effort. The pump comprises a cylinder (3) for intake and a set of compartmented pipes (11) which can act as a rese...  
WO/2020/070098A1
The invention concerns a sealed casing (10) suitable for accommodating at least one device (12) for pumping a fluid, the fluid being capable of travelling through a suction pipe (11) mostly buried in partially submerged ground (S), the p...  
WO/2020/072076A1
A pumping system pumps material or fluid downhole, for example, to perform a stimulation operation. The pumping system comprises a hydraulic pump coupled to an intensifier. The intensifier comprises a piston which allows for a small foot...  
WO/2020/071915A1
This invention relates to a downhole pump and a method for pumping liquid through a wellbore. The method comprises mounting a wellbore tubular into the wellbore, a pump tubular into the wellbore tubular, a bottom seal between the wellbor...  
WO/2020/053640A1
The present invention relates to a swabbing device (100) or pump (100) for stimulation and production tests and to the methods related thereto, and concerns the technical field of mining and the subsurface extraction of raw material, in ...  
WO/2020/044120A1
An oil pumping apparatus is provided, comprising: (1) a connector (131) connected to a device (132); (2) a top platform (113); (3) a roller (125) disposed on the top platform (113); (4) a motor (119) disposed on the top platform (113); (...  
WO/2020/040642A1
Downhole well pump assembly (1) having first and second pump units (7a, 7b) with first and second bellows (31) connected to inlet and outlet check valves. A drive fluid assembly (5) with first and second hydraulic drive lines (9a, 9b) co...  
WO/2020/036925A1
A water relocation device comprising one or more flexible water conduits, wherein the one or more conduits are arranged circumferentially around an operating element of the water relocation device, and a method of increasing ocean carbon...  
WO/2020/024038A1
A reciprocating rod pump apparatus includes a pump barrel having an inner bore; a plunger comprising a plurality of plunger segments, disposed within the pump barrel; and an articulating connector disposed between and connecting plunger ...  
WO/2020/023096A1
A side pocket mandrel, including defining a tubular body having opposing ends and a bore formed within the tubular body. The tubular body comprises an eccentric portion such that a first inner diameter (ID1) is formed at the opposing upp...  
WO/2020/010661A1
An oil pump provided with a high strength damping structure, comprising a damping apparatus (1) and an easy disassembly apparatus (2), the main damping effect being achieved by the provision of a damper (102); a fixing plate (103) facili...  
WO/2019/241864A1
The present invention relates to an onshore mechanical petroleum pumping unit. The present invention thus provides a land-based pumping unit comprising (i) at least one support structure (5), (ii) at least one motor with an external roto...  
WO/2019/226793A1
An electric submersible hydraulic lift pump system is used for removing fluid from a well. The hydraulic lift pump system includes a source of fluid, a tubing string extending from the surface and in fluid communication with the source o...  
WO/2019/226072A1
The invention relates to pump design, and more particularly to submersible pump assemblies for pumping borehole fluids, which are driven by sealed submersible electric motors. A submersible pump assembly comprises a pump, a motor, and a ...  

Matches 1 - 50 out of 917