Matches 1 - 50 out of 123 1 2 3 >


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US20120152520 EMERGENCY WATER PUMP SYSTEM  
The invention is generally directed to the novel and unique water pump system that is for manual operation, such as when there is a power failure and electrical pump systems are inoperable. When...
US20110297367 MANUAL EMERGENCY WATER PUMP SYSTEM  
The invention is generally directed to the novel and unique water pump system that is for manual operation, such as when there is a power failure and electrical pump systems are inoperable. An...
US20120211218 BORONIZED PLUNGER  
A plunger for use in oil and gas production wells. The plunger may be formed of an elongate body configured to be received in a well tubing. The plunger may be formed of a base material, such as a...
US20130192822 Mine Dewatering System And Method  
A system and method for efficiently and effectively removing water from mine areas is presented. In one embodiment, one or more directionally drilled dewatering wells are drilled into the geologic...
US20120080196 PLUNGER LIFT AND SAFETY VALVE SYSTEM  
A plunger lift production system uses a production string including a bottom hole assembly, a production tubing having an inside diameter and including a safety valve having an inside diameter,...
US20130306303 INTEGRATED DRIVING HEAD FOR PROGRESSIVE CAVITY PUMPS USED IN OIL EXTRACTION  
An “INTEGRATED DRIVING HEAD FOR PROGRESSIVE CAVITY PUMPS USED IN OIL EXTRACTION” composed of a gear box provided with a single pair of gears (6) for transmission between the motor (1) and the...
US20140196881 Apparatus for Connecting A Rotating Drive Rod String To A Downhole Assembly  
A system for connecting and disconnecting a rod string from a downhole assembly in which a captured spline assembly is encased in a receiver attached to the downhole assembly and an on-off tool...
US20130233533 DEEP-WELL PUMP SYSTEM  
A borehole pump system includes an immersion pump (20) and a riser (15) accommodated in the borehole (10). A water treatment system for cleaning pumped water is disposed in the riser.
US20150114644 Compression-Actuated Multi-Cycle Circulation Valve  
A downhole tool conveyed via tubing within a wellbore at a wellsite comprises a hydraulic tool driven by fluid pumped to the hydraulic tool via the tubing. The downhole tool further comprises a...
US20130220600 WELL DRILLING SYSTEMS AND METHODS WITH PUMP DRAWING FLUID FROM ANNULUS  
A well pressure control method can include regulating pressure in a wellbore by operating a suction pump which draws fluid from an annulus formed between a drill string and the wellbore, the fluid...
US20140196882 Rod Attached Apparatus for Connecting a Rotating Drive Rod String to a Downhole Assembly  
A system for disengaging a power supply at the surface of a well from a downhole assembly having a pump for pumping fluid in the well to the surface thereof. A captured spline assembly interposed...
US20150021010 COUNTERWEIGHTED PUMP JACK WITH REVERSIBLE MOTORS  
A counterweighted well pumping unit comprises two or more reversible motors, each of which is directly and operatively connected to a rotatable drive component mounted on a support structure...
US20110266005 CONTINUOUS ROD PUMP DRIVE SYSTEM  
In a downhole rod-driven pump, continuous rod is used to drive the pump. The continuous rod is connected directly to the drive eliminating the need for a polish rod and an uphole coupling. A...
US20110011596 WELLBORE DRILLED AND EQUIPPED FOR IN-WELL RIGLESS INTERVENTION ESP  
A string for drilling a well for installation and retrieval of ESP equipment without a rig. A well is drilled past the end of casing which has been cemented in place and extends to a wellhead at...
US20150000930 PUMP JACK ASSEMBLY  
A pump jack assembly comprising: a horsehead mounted to rock on a frame; a polished rod connected to the horsehead; and a hydraulic motor connected to rock the horsehead.
US20120085552 Wellhead Rotating Breech Lock  
A rotating breech lock rotates tubing to distribute wear caused by a rotating or reciprocating rod of an artificial lift system. The rotating breech lock has a spool that disposes on a wellhead. A...
US20130180730 HYDRAULIC ASSIST DEPLOYMENT SYSTEM FOR ARTIFICIAL LIFT SYSTEMS AND METHODS FOR USING THE SAME  
A well conveyance system couples to an uphole end of an artificial lift system and operates to push the artificial lift system through a tubing string for deployment in a wellbore. The well...
US20100300701 ARTIFICIAL LIFT SYSTEM  
An artificial lift system provides an artificial lift design specifically for the pumping of liquids from natural gas wells, but not limited to this application. In doing so, production rates and...
US20140174756 ARTIFICIAL LIFT METHOD FOR LOW PRESSURE SAGD WELLS  
A pumping system includes a hydraulic motor assembly configured to drive a production pump. The hydraulic motor assembly includes a master pump located on the surface and an electric motor...
US20110186302 RIGLESS LOW VOLUME PUMP SYSTEM  
A deliquification pump for deliquifying a well comprises a fluid end pump adapted to pump a fluid from a wellbore. In addition, the deliquification pump comprises a hydraulic pump adapted to drive...
US20080210436 Method for Delivering a Multi Phase Mixture and Pump Installation  
The object of the invention is to improve delivery of the multi-phase mixture, in particular hydrocarbons from a well, and to limit the free gas volume. According to the invention, this object is...
US20130255933 OIL PUMPING SYSTEM USING A SWITCHED RELUCTANCE MOTOR TO DRIVE A SCREW PUMP  
An oil-pumping system includes a pumping-well unit, a controller composed of a main control circuit, a power converter, a current sensor and a position sensor, a switched reluctance motor mounted...
US20120080198 Multi-Sleeve Plunger for Plunger Lift System  
A plunger lift system has a plunger with main and ancillary sleeves that dispose in tubing. The sleeves can move in the tubing between a bumper and a lubricator. Both sleeves have a passage for...
US20130105156 ARTIFICIAL LIFT SYSTEM FOR WELL PRODUCTION  
A method of pumping production fluid from a wellbore includes deploying a centrifugal pump into a production wellbore; and pumping hydrocarbons from the production wellbore by rotating an impeller...
US20080264625 LINEAR ELECTRIC MOTOR FOR AN OILFIELD PUMP  
An oilfield pump employing a linear electric motor. The linear electric motor replaces a conventional crankshaft or hydraulic techniques for driving a plunger of the pump. This may reduce the...
US20110220343 HIGH FLOW INTAKE SYSTEM FOR SUBMERSIBLE PUMPS  
A high flow intake system for a horizontal pump skid installation is provided for reducing cavitation and for eliminating a necessity to have a booster pump. A pump inlet assembly has a collar...
US20050279505 System for recovering downhole oil and gas from economically nonviable wells  
An improved system of increasing downhole oil or gas production in otherwise economically nonviable oil or gas wells. The present system cycles compressed atmospheric gas either through a primary...
US20110083839 Coaxial Electric Submersible Pump Flow Meter  
A venturi structure is supported below an ESP preferably off its gauge assembly below its motor so that the surrounding casing or wellbore defines the venturi path leading to the suction...
US20120237380 Downhole Backspin Retarder for Progressive Cavity Pump  
A backspin retarder for a progressive cavity pump deploys on the drive string uphole from a pump unit. The backspin retarder has a shaft that connects to portions of the drive string. An impeller...
US20090266534 ARRANGEMENT USED IN OIL FIELD WELLS FOR LIFTING HYDROCARBONS  
Arrangement for the lifting of hydrocarbons in oil field wells, comprising a lifting assembly formed by a fluid collecting hose and a fluid suction tube within the well casing. The suction tube...
US20110284238 INSERTABLE SURFACE-DRIVEN PUMP  
Wellbore tubing having an annular seating member and an annular anti-rotation member can be used for one or more types of surface driven submersible pumps. In one embodiment, a stator and a rotor...
US20070181297 Downhole well pump with bottom standoff  
In a downhole well pumping system an elongated bottom standoff pipe member is connected at one end to the lower end of a well pump and includes a plug disposed at the opposite end of the standoff...
US20120132419 Modular Pumpouts and Flowline Architecture  
Modular pumpouts and flowline architecture are described. An example apparatus includes a downhole tool to sample fluid from a subterranean formation, and a plurality of fluidly coupled pump...
US20110308812 ARTIFICIAL LIFT SYSTEM  
An artificial lift system provides an artificial lift design specifically for the pumping of liquids from natural gas wells, but not limited to this application. In doing so, production rates and...
US20090145612 High Velocity String for Well Pump and Method for Producing Well Fluid  
A method of producing a well fluid includes securing a motor to a string of outer tubing and lowering the outer tubing and motor into the well. A rotary pump is secured to a string of inner tubing...
US20090242195 Top Hold Down Rod Pump with Hydraulically Activated Drain and Method of Use  
The present invention relates to a top hold-down pump having a barrel drain operatively connected to the pump beneath a seating nipple. The design of the pump provides specific advantages over...
US20100319904 Down hole delivery system  
An improved delivery system for pumping fluid from a pay zone to the surface of a well in which the well casing is fitted with a pump lodged in the pay zone of the well, a drive head at the...
US20150027686 Crude Oil Lifting System and Method Utilizing Vane Pump for Conveying Fluid  
A crude oil lifting system and a method utilizing a vane pump for conveying a fluid. The crude oil lifting system comprises: an oil pipe and an oil pump connected to the oil pipe. The oil pump is...
US20140069651 SPLIT STREAM OILFIELD PUMPING SYSTEMS  
A method of pumping an oilfield fluid from a well surface to a wellbore is provided that includes providing a clean stream; operating one or more clean pumps to pump the clean stream from the well...
US20110067885 SPLIT STREAM OILFIELD PUMPING SYSTEMS  
A method of pumping an oilfield fluid from a well surface to a wellbore is provided that includes providing a clean stream; operating one or more clean pumps to pump the clean stream from the well...
US20140000866 PUMPING ASSEMBLY  
A pumping assembly includes a hydraulic pump having a hydraulic ram tied to a reciprocating annular piston having a central bore. When the annular piston moves in an upward direction, the...
US20100230091 Hydraulically Actuated Downhole Pump with Gas Lock Prevention  
A hydraulic pump avoids problems with gas lock found in conventional pumps. The pump draws in production fluid in a lower pump volume during the pump's upstroke and diverts the produced fluid to...
US20060157237 Well and method for regenerating a well  
The invention relates to a well (1) for extracting, observing and/or lowering ground water, comprising a standpipe (2) having at least one filter pipe area (3) and comprising at least one pump (6)...
US20080047705 Methods & systems for the automated operation and control of a continuous loop pump  
Systems and methods for automating the extraction of oil from an oil well, especially low production orphan wells. The system includes an endless loop pump extending into the oil well; a...
US20080217023 Continuous sucker rod and method of using same  
A continuous sucker rod preferably comprising fiberglass or composite material for use in an well is described herein. The continuous sucker rod may be connected at one end to a pump drive, via a...
US20110094751 Arrangement Used In Oil Field Wells For Lifting Hydrocarbons  
Arrangement for the lifting of hydrocarbons in oil field wells, comprising a lifting assembly formed by a fluid collecting hose and a fluid suction tube within the well casing. The suction tube...
US20140190696 Lost Circulation Treatment Fluids Comprising Pumice and Associated Methods  
Disclosed are lost circulation treatment fluids and methods of sealing lost circulation zones. Embodiments include a method of sealing a lost circulation zone. The method comprises circulating a...
US20100230090 Low Cost Rigless Intervention and Production System  
A system which may be used to replace workover rigs and metallic pipes for the production of hydrocarbon from wellbores uses a non-metallic, substantially continuous, flexible tube comprising a...
US20090032240 APPARATUS FOR DRIVING ROTATING DOWN HOLE PUMPS  
An apparatus for rotating down hole pumps has a right angle gear box driving a hollow output shaft. The output shaft is oriented to the vertical and supports and rotates the drive string of a down...
US20090260800 Sealed drive for a rotating sucker rod  
A drive assembly for powering a rotating rod string 14 passing through a surface wellhead 18 includes a torque conveying housing 32 containing a radially outer member supporting a plurality of...

Matches 1 - 50 out of 123 1 2 3 >