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Class 73/861.04 - Of selected fluid mixture component


Subclass of Class 73 - Measuring and testing
Definition: Subject matter for detecting one or more selected components
No. of patents: 449
Last issue date: 11/22/2011


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NumberTitleIssue Date
8061216Aspiration flow mesurement system with flow signal air bubble filter
In an aspiration flow measurement system, a flow channel is provided for receiving an aspiration fluid flow therethrough. The flow measurement system further includes an aspiration flow measurement chamber and a flow sensor that is configured to generate a raw signa...
11/22/2011
8042409Method for measuring mass flow of a multi-component gas
This invention relates to a method of measuring mass flow of a first gas component in a gas consisting of one or more known gas components. Typically such methods assume that certain parameters were constant, such as the gas composition, pressure and/or temperature,...
10/25/2011
7966892In line sampler separator
The in-line sampler separator utilizes an improved method of measuring the gas, oil and water components in a fuel material mixture being processed at high pressure in a processing system. A sampling loop obtains mixture samples to be collected in a sampler. The sam...
06/28/2011
7963172Multiphase flowmeter using a combination of pressure differentials and ultrasound doppler readings
A multiphase flowmeter, and a method of analyzing and measuring multiphase flow is described. The body of the multiphase flowmeter consists of the following components. It has a straight flow pipe in which two orifice plates a lodged near the extremities. At each of...
06/21/2011
7942065Isokinetic sampling method and system for multiphase flow from subterranean wells
The invention relates in a one aspect to a method or apparatus for measuring flow properties of a multiphase fluid stream flowing in a pipeline comprising means for sampling, with a sampling probe, a portion of the fluid stream; for measuring a differential pressure...
05/17/2011
7942066Non-intrusive two-phase flow measurement system
A process for determining a fluid flow velocity and then a mass flow rate of a cryogenic fluid in which a Helmholtz resonator is used to detect a presence of a two-phase flow in a conduit. The process first measures a frequency of the fluid flow, then determines a s...
05/17/2011
7908930Systems and methods for measuring multiphase flow in a hydrocarbon transporting pipeline
This disclosure relates in general to methods and systems for measuring multiphase flows in a pipeline using a combination of venturi, microwave and radiation techniques, where the pipeline is configured to transport hydrocarbons. More specifically, but not by way o...
03/22/2011
7827869Multiphase flowmeter for measuring each phase flow rate of a three-phase flow consisting of gas and two kinds of liquid
In order to extract a part of a three-phase flow from a pipe line, a pair of communication pipes, which are connected to upstream and downstream sides of an orifice provided in the pipe line, and a gas-liquid extraction tank are used. Flowing of a slag flow or the l...
11/09/2010
7748279Hydraulics management for bounded implements
A method of allocating hydraulic fluid between actuators in a machine accepts a first command to provide a first requested fluid flow to a first actuator, wherein the first actuator is a bounded actuator such as a steering actuator, and a second command to provide a...
07/06/2010
7716994Single and multiphase fluid measurements using a Coriolis meter and a differential pressure flowmeter
A first property of a process fluid is measured using a differential pressure flowmeter. A second property of the process fluid is measured using a Coriolis flowmeter. A third property of the process fluid is determined based on the measured first property and the m...
05/18/2010
7712380Waveguide doppler flowmeter
Systems and methods are described for measuring flow properties of a high gas-cut multiphase mixture flowing in a conduit, such as a wet-gas produced from a hydrocarbon well. In aspects of the present invention, one or more receivers are used to receive Doppler shif...
05/11/2010
7707897Method of measuring multiphase flow using a multi-stage flow meter
Multi-phase flow is estimated in a flow meter having a first and a second stage by empirically deriving an algorithm for the water and gas fractions, measuring pressures within the flow meter, and estimating a total mass flow rate based on the measured pressures. A ...
05/04/2010
7637167Apparatus and method for characterizing two phase fluid flow
An apparatus (and corresponding method) for characterizing the fluid properties of a two phase fluid includes a restriction element (e.g., orifice plate or nozzle) along the flow path of the two phase fluid. At least one temperature sensor measures temperature of th...
12/29/2009
7591191Multiphase flow meter for high gas volume fraction systems
Apparatus and method for measuring one or more fluid flow rates in a gas and liquid multiphase system, in which the multiphase flow is separated in-line into, gas and liquid flows, measurements on the liquid and/or gas streams are taken in the region immediately fol...
09/22/2009
7401530Sonar based multiphase flowmeter
Methods and apparatus determine individual phase fractions for three phases within a fluid mixture. Appropriate flow algorithms can utilize this phase fraction information with a sensed total combined flow rate of the mixture to find individual flow rates for the th...
07/22/2008
7396452Apparatus for determining flow rates of biological fluids
An apparatus comprises an inlet to convey a first fluid comprising first and second components having different density into a rotating chamber such that an interface forms between at least portions of such components at a first location. At least one outlet removes...
07/08/2008
7367239Piezocable based sensor for measuring unsteady pressures inside a pipe
A piezocable-based sensor for measuring unsteady pressures inside a pipe comprises at least one cable extending around at least a portion of a circumference of the pipe. The cable includes a first electrical conductor, a piezoelectric material disposed around the fi...
05/06/2008
7363800Apparatus and method for measuring compositional parameters of a mixture
An apparatus for measuring compositional parameters of solid, liquid, and gas components of a mixture flowing in a pipe is presented. The apparatus combines three different compositional measurements (e.g., the speed of light (microwave), the speed of sound (sonar),...
04/29/2008
7359803Apparatus and method for measuring parameters of a mixture having solid particles suspended in a fluid flowing in a pipe
An apparatus 10,70 and method is provided that includes a spatial array of unsteady pressure sensors 15-18 placed at predetermined axial locations X1-XN disposed axially along a pipe 14 for measuring at least one par...
04/15/2008
7347945Method and an installation for separating out multiphase effluents
The invention relates to a method and to an installation for separating out an effluent made up of a multi-phase fluid mixture. According to the invention, said installation includes gravity separator means whose geometrical separation characteristics can be adjuste...
03/25/2008
7341410Dynamical instrument for machining
A dynamical instrument for machining comprising a sensor responsive to a non-rotating part of a machine proximate the tool of the machine for outputting a vibration signal, and a processor responsive to the sensor output configured to calculate a plurality of signat...
03/11/2008
7334455Leak detector of liquid in tank
A leak detector comprising a sensor unit including a measuring slim-tube (13b) via the lower end of which a liquid in a tank is led in/out, a measuring tube (17) connected to the upper end thereof and having a sectional area larger than that the...
02/26/2008
7334450Water cut measurement with improved correction for density
Methods of correcting on-line analyzer measurements of the content of a first component, e.g., water, in a multiple-component fluid, e.g., petroleum, are provided. The first component content measurements in a flowing multiple-component fluid may be taken using an o...
02/26/2008
7330797Apparatus and method for measuring settlement of solids in a multiphase flow
A method and apparatus for measuring a parameter of a flow passing through a pipe is provided, wherein the apparatus includes at least two spatial array of sensors disposed at different axial locations along the pipe, wherein each of the sensors provide a signal ind...
02/12/2008
7328624Probe for measuring parameters of a flowing fluid and/or multiphase mixture
A probe 10,170 is provided that measures the speed of sound and/or vortical disturbances propagating in a single phase fluid flow and/or multiphase mixture to determine parameters, such as mixture quality, particle size, vapor/mass ratio, liquid/vapor ratio, ...
02/12/2008
7325443Sampling device and method for measuring fluid flow and solute mass transport
A device and a method for measuring fluid flow and solute mass transport in flow systems includes a casing (1) having inlet (3) and outlet (9) openings and a fluid passageway therebetween, the casing containing at least one fluid permeable insol...
02/05/2008
7322251Method and apparatus for measuring a parameter of a high temperature fluid flowing within a pipe using an array of piezoelectric based flow sensors
A method, apparatus and system are provided to measure the process flow of a fluid or medium traveling in a pipe. The system and apparatus feature a standoff and piezoelectric-based sensor arrangement having a plurality of standoffs arranged on a pipe and a pluralit...
01/29/2008
7321846Two-wire process control loop diagnostics
A diagnostic device for coupling to a process control loop includes digital communication circuitry configured to receive a digital communication signal from the process control loop. The digital communication signal is a digitally modulated analog signal on the pro...
01/22/2008
7311001Multiphase flow measurement apparatus and method
An apparatus is utilized for obtaining flow measurements from an individual oil and gas well. The apparatus utilizes pipe segments rather than vessels to separate the fluid components into a gas phase, a water phase, and an oil phase. Separation of the flow stream i...
12/25/2007
7313481Methods and devices for analyzing and controlling the propagation of waves in a borehole generated by water hammer
A method for simulating water-hammer waves in a borehole is used to estimate formation parameters such as porosity and permeability, and to design completion strings. The simulation method uses a model that has a plurality of layers, at least one of the layers inclu...
12/25/2007
7308820Piezocable based sensor for measuring unsteady pressures inside a pipe
A piezocable based sensor for measuring unsteady pressures inside a pipe comprises a cable wrapped around the pipe and an outer band compressing the cable towards the pipe. The cable provides a signal indicative of unsteady pressure within the pipe in response to ex...
12/18/2007
7302861Portable flow measurement apparatus having an array of sensors
A portable flow measuring apparatus includes an array of pressure sensors used to measure the acoustic and convective pressure variations in the flow to determine a desired parameter. A portable processing instrument processes the signals provided by the sensing arr...
12/04/2007
7302863Software correction method and apparatus for a variable orifice flow meter
A method of improving the accuracy of a variable orifice flow meter that includes characterizing the flow coefficient of the flow meter orifice for different orifice openings and for different differential pressures. The method may be particularly useful with a flow...
12/04/2007
7302834Method for supplying an internal combustion engine with conditioned combustion gas, device for carrying out said method, method for determining the quantities of pollutants in the exhaust gases of an internal combustion engine, and device for carrying out said method
A method and apparatus for determining the quantities of pollutants in the exhaust gases of internal combustion engines wherein an essentially constant and fully conditioned quantity of humidity and/or temperature-conditioned combustion gas is supplied to the intern...
12/04/2007
7299707Eccentric venturi flow meter
A venturi type of primary flow element comprising a tubular body defining a flow path having open ends and walls and including in series, a converging section, a cylindrical throat section, and a diverging section, where the bottom walls of each of said sections are...
11/27/2007
7299683Metal particle sensor system
A metal particle sensor system for detecting metal particles in an oil line. The metal particle sensor system may include a metal particle sensor positioned about the line, an orifice positioned within the line and downstream of the metal particle sensor, a first pr...
11/27/2007
7295933Configurable multi-function flow measurement apparatus having an array of sensors
A configurable multi-function flow measurement apparatus is provided that can selectably function to measure the speed of sound propagating through a fluid flowing within a pipe and/or to measure pressures disturbances (e.g. vortical disturbances or eddies) moving w...
11/13/2007
7293471Flow meter for measuring fluid mixtures
The present invention is directed to a flow meter that obtains the individual flow rates of gas, liquid hydrocarbons, and water in a predominantly gas-containing flowing fluid mixture. The flow meter comprises a water content meter (7) that provides a signal ...
11/13/2007
7290450Process diagnostics
A diagnostic device for use in a industrial process includes monitoring electronics or diagnostic circuitry configured to diagnose or identify a condition or other occurrence in the industrial process. The system can be implemented in a process device such as a flow...
11/06/2007
7289914Ultrasonic flowmeter and ultrasonic flowmetering method
An ultrasonic flowmeter casts an ultrasonic pulse toward a measurement line ML, processes ultrasonic echo signals, and calculates the position and speed of each ultrasonic reflector positioned along the measurement line ML by analyzing the ultrasonic echo signals su...
10/30/2007
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