Matches 1 - 50 out of 96 1 2 >
Match Document Document Title
7389684 Gas lift flow surveillance device  
The gas lift flow surveillance device has a paddle having a rod with a target attached to one end and a paddle block attached to the opposite end. The paddle block is pivotally disposed within a...
7114386 Method and apparatus for acquiring data in a hydrocarbon well in production  
To acquire data such as the flow rate of various phases of a fluid flowing in a hydrocarbon well ( 12 ) in production, in particular in an inclined or horizontal portion of the well, both the local...
7110920 Water monitoring systems  
Improved water monitoring systems comprise a test unit having an analytical device and a control system in communication with the test unit such that water supply data generated at the test unit...
7064677 Method of monitoring service operations of a service vehicle at a well site  
A method monitors servicing operations of a vehicle capable for example of pumping various fluid treatments down into a well being serviced at a well site. The method records the vehicle's engine...
6928864 Tool assembly and monitoring applications using same  
The present invention provides a tool assembly for use in field applications to monitor at least one condition in a well or other hole. The tool assembly may include a computing unit for directing...
6860325 Downhole flow meter  
This invention comprises the use of a variable orifice valve as a flow controller and flow meter. Pressure measurements are taken upstream and downstream of the variable orifice valve by way of a...
6851444 Closed loop additive injection and monitoring system for oilfield operations  
A system is provided that monitors at the wellsite injection of additives into formation fluids recovered through wellbores and controls the supply of such additives from remote locations. A pump...
6820702 Automated method and system for recognizing well control events  
An automated method and system for recognizing a well control event includes determining a state of drilling operations. When drilling operations are in a circulating state, a benchmark for a...
6799634 Tracer release method for monitoring fluid flow in a well  
A tracer release method for monitoring fluid flow in a well utilizes a deformable container having a liquid tracer material which container has an outlet which debouches into the neck portion of a...
6711947 Conductive fluid logging sensor and method  
In a borehole logging tool, the flow of conductive fluid into or out of a wellbore at the wellbore wall is detected and measured with a sensor loop proximate the borehole inner wall. The sensor...
6650280 Measurement system and method  
System and methods are disclosed for fluid measurements which may be utilized to determine mass flow rates such as instantaneous mass flow of a fluid stream. In a preferred embodiment, the present...
6578634 Method of monitoring pumping operations of a service vehicle at a well site  
A method monitors pumping operations of a vehicle that pumps various fluid treatments down into a well being serviced at a well site. The method records the vehicle's engine speed and the values of...
6532813 Method and device for determining a fill level of liquid in a container  
During the determination of a fill level of liquid in a container, a measuring chamber, in which there is initially the same fill level as in the container, is completely filled with liquid. The...
6356205 Monitoring, diagnostic, and reporting system and process  
A monitoring system determines characteristics of a fluid in a well. The system comprises a well module adapted to be disposed in a well, where the module comprises a probe and at least one sensor...
6328103 Methods and apparatus for downhole completion cleanup  
A method of performing a downhole well completion cleanup is provided. In a described embodiment, completion fluids from a first zone are flowed into a tubular string, and then the fluids are...
6176129 Method and apparatus for acquiring data in a hydrocarbon well  
In a hydrocarbon well, a speed measurement is performed at substantially the same level as a determination of the proportions of the phases of the fluid flowing along the well in at least one local...
6125934 Downhole tool and method for tracer injection  
An injection apparatus and use thereof that comprises a plurality of spaced ejection ports from which the tracer composition can be ejected so as to be injected directly into a chosen layer of a...
6076398 Method for measuring of flow and flowmeter  
6058771 Determination of fluid influx or efflux  
When drilling a borehole for an oil well it is desirable to know when fluid is passing through the walls of the borehole between the borehole itself and the formation through which the borehole is...
5970422 Method for generating a flow profile of a wellbore from pulsed neutron logs  
A method for generating a flow profile of a wellbore whereby a first measurement and a second measurement are collected for each point of a sequence of selected points along the wellbore. For each...
5881807 Injector for injecting a tracer into an oil or gas reservior  
An injector (1) for injecting a traceable material into an oil and/or gas reservoir is lowered down into a bore hole that is in communication with the reservoir. An electro-hydraulic system is...
5861562 Flow measurement mandrel  
A flow measurement having a substantially cylindrical housing with a valve element connected to an inner surface thereof. The valve is movable between an open position and a closed position in the...
5804714 Flow meter  
Flowmeter for locating zones containing currents in a bore hole made in a rock. The flowmeter comprises parting elements (1) for separating a measurement section (3) in the hole from the rest of...
5736637 Downhole multiphase flow sensor  
A system for evaluating multiphase flow of a fluid downhole in a borehole. Dielectric permittivity electrodes generate a capacitance output signal through the fluid, and conductivity electrodes...
5635636 Method of determining inflow rates from underbalanced wells  
A method is provided for determining the inflow rates of gas and liquid upon completion of an underbalanced well. The casing is placed, blocking fluid communication between the well and the...
5631413 Fluid holdup tool and flow meter for deviated wells  
A production logging tool is provided for use within a well to directly measure a velocity profile of a multiphase fluid flow within a cross-section of a well. The production logging tool includes...
5553492 Measuring system for measuring real time groundwater data  
A measuring system for measuring real time groundwater data and graphically depicting the data for analysis and interpretation is disclosed. At least one transducer is positioned in a well to be...
5551287 Method of monitoring fluids entering a wellbore  
In a borehole logging tool, a hot wire or hot film anemometer measures fluid flow entering or exiting the borehole at the wall of the borehole. The logging tool has open sensing pads mounted on the...
5463903 Torque flowmeter  
A flowmeter particularly for use in determining fluid velocity in oil wells where a torque impeller is connected to a torque force transducer through a torque shaft and a torque coupler. The torque...
5413175 Stabilization and control of hot two phase flow in a well  
A method is provided for the stabilization and control of the two-phase flow of hot fluid containing water issuing from the top of an upwardly rising conduit or riser of a horizontal oil-production...
5388455 Electromagnetic borehole flowmeter system  
An improved flowmeter system is described, together with circuitry, hardware, and techniques for its utilization for determining the rate of flow of fluids in conduits at a situs substantially...
5251479 Downhole wellbore tool for measuring flow parameters  
A tool which is capable of measuring parameters of a multi-phase flowstream without substantially restricting the flow in the wellbore is disclosed. The tool is comprised of a plurality of...
5249461 Method for testing perforating and testing an open wellbore  
A new method and apparatus for performing a drill stem test in an open (not cased) borehole are disclosed. When the borehole is initially drilled, the drilling process induces a skin damage near...
5178006 Well velocity logging  
A device having a large fluid drag tendency is lowered into a well at a rate which gives no net drag against the fluid. The condition of no net drag is indicated by the tension in a line used to...
5151658 Three-dimensional detection system for detecting fractures and their distributions in the earth crust utilizing an artificial magnetic field and magnetic particle tracer  
A three-dimensional detection system for detecting fractures and their distributions in the earth crust utilizing an artificial magnetic field which comprises: a magnetic particle tracer being...
5150750 Device for activating and measuring nonflowing producing wells  
A device comprising a flow string of two parts separated by an assembly for pumping effluents and a side-entry sub lowered into an equipped well provided with a pipe perforated in the part thereof...
5072404 Method of tracking fluids flowing along a flow path  
A method of tracking fluids flowing along a flow path is disclosed. A flow path is initially described corresponding to the flow path geometry which can be subdivided in real time to correspond to...
4974452 Homogenizing and metering the flow of a multiphase mixture of fluids  
It is often desirable to meter multiphase fluid flow in pipes (e.g. bore holes). In order to obtain reliable/accurate flow rate measurements it is known to incorporate obstructions in the flow path...
4893504 Method for determining capillary pressure and relative permeability by imaging  
The present invention provides methods and apparatus for determining relative permeability and capillary pressure employing saturation profile images of fluids in a porous sample obtained by...
4884438 Method and apparatus for measuring fluid flow parameters through naturally fractured media  
A method and apparatus for determining certain fluid flow parameters for naturally fractured media. Specifically provided is a method and apparatus to measure the flow rate, pressure drop, fracture...
4861986 Tracer injection method  
A tracer injection method is set forth and is practiced by using spaced end located injectors on a sonde having spaced detectors along the length of the sonde. The injectors inject radioactive...
4854164 Rod pump optimization system  
An apparatus for measuring the quantity and flow rate of liquids in a flowing fluid stream containing liquids and gases such as found in oil well production, with an optional controller for oil...
4840061 Method of detecting a fluid influx which could lead to a blow-out during the drilling of a borehole  
This invention is intended for use in the process of drilling an oil well and has to do with a process for the detection of fluid influx which could lead to a blow-out. This process consists of...
4836017 Method and apparatus for determining oil content of oil well production  
A method of measuring the oil content in the gross oil production of an oil well in which the percentage of solids content thereof is known, comprises the steps of introducing a predetermined...
4829817 Soil-percolation testing method and apparatus  
An improved method and apparatus for taking soil percolation tests. In the preferred embodiment the apparatus comprises a threaded shaft; a plurality of marking discs that can be selectively...
4805450 Method of locating hydrocarbon producing strata and the instrument therefor  
A cylinder is mounted to descend a borehole for purposes of measuring the mass flow rate of gas flowing upward in the borehole. Within the cylinder is a source of tracer gas which is ejected at a...
4771635 Fluid injector for tracer element well borehole injection  
The present disclosure is directed to a tracer fluid injector apparatus adapted to be lowered in a well borehole. In a sonde preferably equipped with a radioactive detector, a fluid injector system...
4736627 Steam profile liquid/vapor separator  
A network of bristles extending across a steam injection well provides affirmative liquid/vapor separation and control. The orientation of the bristles is controlled to direct the liquid toward or...
4727489 Apparatus for analyzing the annulus effluent of a well  
The disclosed invention is an apparatus for analyzing the annulus effluent of a producing well. The apparatus is designed to measure the flow rate of the annulus effluent, sample the annulus...
4662218 Well logging device and method  
A device and method are shown for detecting fluid flow in a well bore. A downhole device suspended from a cable drum is used to sense the movement of fluid in the borehole. The movement of the...
Matches 1 - 50 out of 96 1 2 >