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7620479 |
Method and apparatus for controlling the strategy of compounding pharmaceutical admixtures
A method and apparatus for controlling the compounding of pharmaceutical parenteral admixtures is disclosed. The apparatus preferably comprises a computer that contains a memory for storing...
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7596987 |
Apparatus and method for providing a density measurement augmented for entrained gas
A flow measuring system combines a density measuring device and a device for measuring the speed of sound (SOS) propagating through the fluid flow and/or for determining the gas volume fraction...
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7523647 |
Multiphase fluid characterization
Methods for determining and validating a first phase fraction of a gravitationally-separated multiphase fluid by conducting physical and electrical property measurements on samples of the fluid....
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7474969 |
Method and system for production metering of oil wells
The present invention relates to a method and system for determining multiphase fluid streams flowing from individual wells of a cluster of crude oil, gas and/or other fluid production wells,...
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7334450 |
Water 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...
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7328624 |
Probe 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...
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7276916 |
Method and arrangement for measuring conductive component content of a multiphase fluid flow and uses thereof
The present invention relates to a method and an arrangement of measuring conductive component content of a multiphase fluid flow and uses thereof. The claimed device comprises two coils arranged...
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7152460 |
Apparatus and method for compensating a coriolis meter
A flow measuring system is provided that provides at least one of a compensated mass flow rate measurement and a compensated density measurement. The flow measuring system includes a gas volume...
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7140238 |
Method for determining the composition of a fluid
Method for determining the composition of a homogeneous fluid, for example a petroleum effluent on flow, an emulsion consisting of water and oil, or a foam consisting of oil and gas. The...
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7135872 |
Method of determining the composition of a multiphase fluid
A method of determining the composition of a multiphase fluid, such as a flowing petroleum effluent, an emulsion of water and oil, or a foam of oil and gas is disclosed. A first part comprises...
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7134320 |
Apparatus and method for providing a density measurement augmented for entrained gas
A flow measuring system combines a density measuring device and a device for measuring the speed of sound (SOS) propagating through the fluid flow and/or for determining the gas volume fraction...
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7013715 |
Multiphase flow measurement system
A fully automated Coriolis-based well system which can deliver accurate volumetric flow rate measurements in three phase flow. Measurements are performed according to a process including using N...
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7008793 |
Method and device for taking a sample of an emulsion circulating in a line
The present invention is intended to take a sample of an emulsion circulating in a line. The emulsion is momentarily diverted from the main circulation line 1 thereof to a bypass line 2 . By...
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6975924 |
Method and apparatus for controlling the strategy of compounding pharmaceutical admixtures
A method and apparatus for controlling the compounding of pharmaceutical parenteral admixtures is disclosed. The apparatus preferably comprises a computer that contains a memory for storing...
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6881381 |
Apparatus for marking and identifying liquids
A liquid can be marked for identification purposes with at least first and second miscible markers. The markers are mixed in the liquid so that the ratio of the concentration of the first marker to...
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6802204 |
Arrangement for improved water-oil ratio measurements
A method of, and apparatus for measuring the relative proportions of oil and water in a flowing multiphase fluid includes allowing the gas, oil and water phases of the multiphase fluid at least...
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6782736 |
Methods and devices for measuring interface levels between fluids, and uses thereof
A method for measuring interface levels between fluids is described, characterized in that, with the aid of a magnetic field forming means, a variable magnetic field is formed in one of the fluids...
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6690180 |
Process and apparatus for determining ratio of fluid components such as methanol and water for reforming feed
A method and sensor for determining the ratio of two components in a fluid mixture comprising a test cell in open communication with the fluid mixture and a reference cell containing a desired...
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6657441 |
Method and apparatus for determining flow velocities
A method for determining flow velocities conducts an electromagnetic signal through a fluid flowing in a delivery line and additionally conducts the electromagnetic signal in a spatially delayed...
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6557397 |
Process and device for evaluating the quality of a printing ink
A process for evaluating the quality of a printing ink is provided, wherein a defined quantity of the printing ink is stirred; a force or torque to be applied during the stirring is measured, and a...
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6412555 |
System and method for controlling fluid flow in one or more oil and/or gas wells
System and method for controlling fluid flows in one or more oil and/or gas wells in a geological formation, the wells each comprising a production tube, the formation containing a water-containing...
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6347884 |
Method and device for determining the stability of a water-hydrocarbon emulsion
The invention concerns a method and device for determining the temperature stability of a water-hydrocarbon emulsion capable of phase separation by monitoring the weight variations of a gravimetric...
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6343516 |
Multiphase flow sampling using an autotraversing sample probe
A system is provided for improved flow measurement in a multiphase fluid stream in an oilfield environment. A sampling probe is provided which draws fluid samples at different radial locations...
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6335959 |
Apparatus and method for determining oil well effluent characteristics for inhomogeneous flow conditions
An apparatus and method for determining the phase volume fractions for a multiphase oil well effluent is disclosed. The apparatus measures multiple energy gamma ray attenuations through the...
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6314373 |
Grid sensor for determining the conductivity distribution in flow media and process for generating measurement signals
A measurement device is disclosed for measuring the conductivity distribution in liquids or multiple phase media flowing in any direction. A grid sensor has electrodes shaped as parallel...
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6305216 |
Method and apparatus for predicting the fluid characteristics in a well hole
An improved apparatus and improved method for determining the characteristics of a multi-phase fluid along a well hole having a predefined geometric profile are presented. Various state properties...
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6292756 |
Narrow band infrared water fraction apparatus for gas well and liquid hydrocarbon flow stream use
A narrow band infrared water fraction meter detects a full water cut range of a liquid hydrocarbon flow stream and a flow stream of a gas well. The water fraction meter includes a light source...
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6286367 |
Method of evaluating the effluent of a hydrocarbon well by means of a multiphase flowmeter, and installation implementing the same
A multiphase flowmeter (30) is mounted on the piping via which a multiphase fluid flows out from a hydrocarbon well, so as to measure the flow rates of the various phases of the fluid. A...
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6272906 |
Device for separating and for measuring the volume of the various phases of a mixture of fluids
The invention is a device for separating a mixture of fluids (conducting fluid, non-conducting fluid, gas), suited to measure the volumes of the various fluids by means of a capacitive measuring...
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6272915 |
Dual transmitter multi-capacitance flow meter
A system for evaluating multiphase fluid flow in a wellbore. Two distinct AC signals are injected into a fluid. One AC signal originates from a transmitter electrode in ohmic contact with the...
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6265713 |
Measurement flow section for oil well effluents and system including such a section
The invention relates to a flow section for measurements concerning oil well effluent, the section comprising a pipe in parallel with a pipe connected to the well head. The flow section includes...
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6234030 |
Multiphase metering method for multiphase flow
The present invention includes a method for multiphase metering of multiphase flow. the method begins with reducing gas volume to about 20% or less, then pumping the flow stream through two meters,...
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6199603 |
Compounding assembly for nutritional fluids
A mixing assembly which transfers a number of nutritional fluids from individual source containers into a collection container while noninvasively sensing the type of fluid being transferred is...
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6192752 |
Noninvasive electromagnetic fluid level sensor
A disposable sensor is disclosed for non-invasively detecting and characterizing a container's contents. By generating microwave frequency signals, electromagnetic fields are produced by a sensor...
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6182505 |
Method and apparatus for studying the properties of a multiphase fluid under pressure flowing in a duct, such as a petroleum stream
To study the properties of a multiphase fluid under pressure flowing along a duct, such as the petroleum stream produced by an oil well, a fraction of the fluid is taken from a substantially...
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6155102 |
Method and apparatus for use in determining a property of a multiphase fluid
A method and an apparatus for determining at least one property of a multiphase fluid. The method includes the steps of directing the multiphase fluid through a first flow passage, monitoring the...
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6134951 |
Method and apparatus for determining the water content of an oil stream
At least the water content of an oil stream from a production oil well is determined by measuring the mass flow of the oil stream while the stream is under backpressure, diverting a known sample...
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6121602 |
Method for monitoring foam and gas carry under and for controlling the addition of foam inhibiting chemicals
Probes previously used only in polar systems are used to detect the presence of foam in nonpolar systems, such as hydrocarbon systems. The probes are used to detect the present of foam in high...
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6117682 |
Method for detecting hydrocarbons in water
The presence of hydrocarbons in water is detected by contacting a water sample with an adsorbent material to extract hydrocarbons from the water sample and then contacting the adsorbent material...
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6076049 |
Narrow band infrared water cut meter
The present invention provides a narrow band infrared water cut meter for detecting a full water cut range of a flow stream. The water cut meter includes a light source probe for irradiating the...
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5969254 |
Phase difference measuring apparatus and method
A phase difference measuring apparatus obtains a first receive signal by transmitting and receiving a to-be-measured material in a reference state and a second receive signal by transmitting and...
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5958780 |
Method for marking and identifying liquids
Methods for marking a liquid and methods and systems for identifying marked liquids. A liquid can be marked for identification purposes with at least a first marker and a second marker. Each of the...
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5928950 |
Method for detecting hydrocarbons in soil
The presence of hydrocarbons in soil is detected by immersing a soil sample in a water-miscible solvent capable of dissolving the hydrocarbons to extract hydrocarbons from the soil into the...
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5864240 |
Method and apparatus for measuring concentration of matter in liquid by using microwaves
An apparatus comprising a measuring unit for measuring a property of microwaves by transmitting microwaves through a fluid containing matter to be measured, a storing unit for storing a correction...
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5817727 |
Polymer films for detecting chemical substances
The present invention pertains to a film for detecting chemical substances comprising a homopolymer or a copolymer having recurring units represented by the following formula (I): ##STR1## wherein...
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5808180 |
Direct method for determination of true boiling point distillation profiles of crude oils by gas chromatography/mass spectrometry
This invention relates to a method for rapidly determining weight and volume percent true boiling point curves for crude oils and fractions thereof. The method involves at least a partial...
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5777483 |
Sensing device to sense contaminants in water
A sensing device to detect contaminants of known dielectric value such as hydrocarbons when present in a medium with a different dielectric value such as water comprising a plurality of capacitive...
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5763794 |
Methods for optimizing sampling of a petroleum pipeline
An isokinetic sampling method has been discovered for use in a pipeline carrying a three phase mixture of petroleum, water and gas. The method is used in combination with a fluid fraction measuring...
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5756884 |
Device for determining characteristics of petroleum fluid samples for example on a production site
A rigid body comprising two cylindrical chambers (14, 15) with a pointed bottom for example, connected to each other by a fine line controlled by a valve V5, is fixed in a thermostat-controlled...
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5747674 |
Device for performing thermodynamic measurements on multiphase fluids at very high pressures and temperatures
The fluids to be studied are placed in a chamber (13) of variable volume delimited by a piston (5) that can be moved by hydraulic device (24) in a cavity of a body (1). An endoscope (18) allowing...
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