Sign up


Match Document Document Title
7720629 Method and system for measuring flow layer velocities using correlation velocity measuring sonar  
The present invention discloses a method and a system for measuring flow layer velocities using correlation velocity measuring sonar. The present invention provides a new theoretical expression for...
7720625 Method of testing the installation of a measuring device  
The invention relates to a method for operating a measuring device, especially a flowmeter. The aim of the invention is to simplify inspection if the sensors have been correctly installed. For this...
7716995 Coriolis flow meter and method for determining flow characteristics  
A Coriolis flow meter (5) is provided according to an embodiment of the invention. The meter (5) includes one or more flow conduits (103), at least two pickoff sensors (105, 105′) affixed to the o...
7716993 Gas flow rate verification unit  
A gas flow rate verification unit capable of enhancing reliability of gas flow rate verification. The gas flow rate verification unit has a first cutoff valve that is connected to a flow rate...
7712381 Antenna device for injecting or extracting microwaves into/from tubular hollow bodies, and device for measuring mass flow by using antenna devices of this type  
An antenna arrangement for coupling high frequency electromagnetic waves into or out of a pipe-shaped hollow body includes two patch antenna elements that are located opposite one another and...
7712383 Liquid supply measuring apparatus  
A liquid supply measuring apparatus is disclosed. The provided apparatus is comprised of a housing to be serially installed to a liquid passage in a way that the supplying liquid passes through the...
7712380 Waveguide 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...
7712382 Doppler type ultrasonic flowmeter, flow rate measuring method using doppler type ultrasonic flowmeter and flow rate measuring program used in this doppler type ultrasonic flowmeter  
A doppler ultrasonic flowmeter including: an ultrasonic transmission member for casting ultrasonic pulses onto the fluid within a fluid tube, which is to be measured, along a measurement line from...
7711489 Trident probe groundwater exchange system  
A Trident Probe Groundwater Exchange System (NC#096456). The apparatus includes a groundwater conductivity sensor, designed to determine a groundwater conductivity surface; a water conductivity...
7711501 Coriolis mode processing techniques  
Flowmeters are described in which a sensor signal received from a sensor that is attached to vibratable flowtube, so as to determine properties of a fluid within the flowtube, contains a drive...
7707897 Method 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...
7707898 Open bore turbine flowmeter  
According to the invention, a system for determining at least one property of a fluid flow through a conduit is disclosed. The system may include a bearing, at least one blade member, and a...
7707887 Passage detection apparatus of object  
A passage detection apparatus is configured to detect the change in the properties (propagation state of sound wave, dielectric constant, etc.) of a specific space, which changes according to the...
7703337 Clamping arrangements for a transducer assembly having a piezoelectric element within a foam body  
A clamp-on acoustic flow meter for measuring the rate of flow of a fluid in a pipe uses a transducer stack mounted in a housing that includes a rigid polymeric foam body in which the stack is...
7703336 Multi-sensor mass flow meter along with method for accomplishing same  
A device for measuring fluid flow rates over a wide range of flow rates. The invention is particularly adapted for use in micro-fluidic systems including fluids administration to a body of a...
7703338 Steam meter  
A flowmeter detects a differential pressure of steam as the steam passes through a conduit with a feature shaped to produce changes in velocity and pressure of the steam. Taps used to enable...
7703339 Flow sensor chip  
A flow sensor has an inlet chamber with a first pressure sensor and an inlet port for receiving fluid, and an outlet chamber with a second pressure sensor and an outlet port. The flow sensor also...
7706986 Apparatus for determining and/or monitoring volume and/or mass flow of a medium  
An ultrasonic flow measuring device, which determines volume and/or mass flow of a medium in a pipeline, or in a measuring tube. The flow measuring device includes a plurality of ultrasonic...
7706987 In-flow determination of left and right eigenvectors in a Coriolis flowmeter  
A method and apparatus for periodically calculating the relative phase of the left eigenvector for a vibrating conduit is provided. During normal operation, two drivers are used in tandem to excite...
7707003 Method and apparatus for tracing and blending commingled non-liquid bulk materials  
A method and system collects and manipulates information from various sources for the purpose of determining the location of loads of material in a bulk material storage container and tracing the...
7698957 Vibration type measurement transducer  
A measurement transducer includes: At least one interconnected system formed by means of at least two components, especially components of metal. At least the first component of the interconnected...
7698956 Coriolis flow meter with vibrating direction restriction means  
A Coriolis flow meter (11) with a vibrating direction restriction means includes flow tubes (13, 13), a drive means (14) for driving the flow tubes (13, 13), and phase difference detection means...
7698953 Device for measuring the mechanical load exerted by a fluid using an electromechanical transducer  
A measuring device comprising: a sensor (1) with at least one electromechanical transducer (10); at least one electrical generator connected to said transducer; and means for measuring the...
7694584 Coriolis flow meter and method for determining a signal difference in cabling and first and second pickoff sensors  
A Coriolis flow meter includes first and second pickoff sensors, cabling coupled to the first and second pickoff sensors, and a signal injection device coupled to the cabling. The signal injection...
7694565 Acoustic method for measuring a signal propagation time in a medical liquid and device for using this method  
This invention relates to the field of signal transit time sensors, in particular sensors based on ultrasonic transit times. Existing electronic control circuits for such transit time sensors for...
7694585 Straight tube type Coriolis flowmeter for tertiary mode vibration with elastic connection member and pedestal  
A straight tube type Coriolis flowmeter is equipped with a straight-tube-type flow tube, a drive device for driving by a tertiary mode vibration, a pair of detection unit for detecting a phase...
7690268 Method and device for the continuous gravimetric metering of flowing materials for burner systems  
A method for the continuous gravimetric metering of flowing materials for burner systems, in which the instantaneous mass flow is determined and metering occurs by means of a metering unit can be...
7690269 Coriolis flow meter having bearings for mounting the measuring tube in the region of the oscillation nodes  
There is described a mass flow meter which operates on the Coriolis principle. A measuring tube is mounted in a chamber, which is provided with at least two openings for directing the medium to and...
7690266 Process fluid sound speed determined by characterization of acoustic cross modes  
An apparatus measures a speed of sound (SOS) in a process flow by characterizing low order acoustic cross modes in the process flow in a conduit. The apparatus includes transducers on the conduit,...
7688057 Noise diagnosis of operating conditions for an electromagnetic flowmeter  
An analysis circuit in an electromagnetic flowmeter provides diagnostic operating conditions and identifies one or more of the diagnostic operating conditions for which the coil current is stable...
7685888 Coriolis measuring system with at least three sensors  
A flow measuring system of the Coriolis type for measuring a mass flow, with a flow tube and with excitation elements for causing the flow tube to rotate about an axis of rotation, with at least...
7681460 System and method for detecting pressure variations in fuel dispensers to more accurately measure fuel delivered  
A system and method for enhancing the accuracy of fuel flow measurement by a fuel dispenser are provided. Pressure sensors positioned in the fuel flow path detect pressure in the fuel flow path and...
7681444 Method and apparatus for measuring the density of one component in a multi-component flow  
A method and apparatus is disclosed that determines the density of one component in a multi-component flow through a conduit. The multi-component flow is separated into two streams (404) where a...
7681461 Pipe adapter for adjusting the flow past a sensor  
An adapter for a pipe is disclosed where the adapter changes the effective inside diameter of the tube to increase the airspeed flowing through the area where the adapter is placed. The adapter is...
7679362 Hall-effect pressure switch  
A switch includes housing and a magnet that is mounted inside the housing. The magnet generates a magnetic field having magnetic flux. The switch further includes a flux concentration device that...
7677112 Coriolis flowmeter having constant voltage sensor  
Coriolis mass flowmeter with a Coriolis tube and with an optical detection device, which optical detection device includes at least one optical sensor for generating a signal that is representative...
7678165 Particle separator using boundary layer control  
A particle separator which broadly includes: an inner wall, an outer wall and a splitter, wherein the inner and outer walls define an air intake passageway, and wherein the splitter is positioned...
7673526 Apparatus and method of lensing an ultrasonic beam for an ultrasonic flow meter  
A method for sensing flow within a pipe having an internal passage disposed between a first wall portion and a second wall portion is provided, comprising the steps of: 1) providing a flow meter...
7673523 Tubular insert for a magnetic inductive flow meter  
There is described a tubular insert for a magnetic inductive flowmeter, a production method for such a tubular insert and a flowmeter. The tubular insert essentially comprises an...
7673527 Flow cell for measuring flow rate of a fluid using ultrasonic waves  
The invention relates to a flow cell for an ultrasonic flow meter comprising two transducers of ultrasonic waves wherein the two transducers are reversibly detachable from the flow cell. The flow...
7673524 Method and apparatus for measuring a parameter of a fluid flowing within a pipe having a sensing device with multiple sensor segments  
A method and apparatus for determining at least one characteristic of a fluid flowing within a pipe is provided and includes at least one sensing device. The at least one sensing device includes a...
7676420 Electronic settlement of petroleum and gas distributions  
In one embodiment, a system can include a centralized storage module, for example a database, that stores data relating to petroleum, natural gas and other related products taken from several...
7673525 Sensor system for pipe and flow condition monitoring of a pipeline configured for flowing hydrocarbon mixtures  
Embodiments of the present invention provide systems and methods for reliable and accurate flow assurance and pipeline monitoring. More specifically but not by way of limitation, systems and...
7669483 Flowmeter transducer clamping  
Tangential forces present at the mating area between a clamp-on transducer and a pipe can be made very small in order to provide a higher quality, more stable acoustic coupling. In some cases this...
7672796 Method to evaluate a performance of a control valve and a system thereof  
A method for providing a system for establishing a control valve performance in a process operation. The system includes establishing an expected flow rate for a control valve by measuring a...
7669484 Device for evaluating drag reduction  
A system for screening a drag reduction agent that includes at least one pressure vessel, comprising: at least one container having an outlet; a first tube fluidly connected with the outlet of the...
7670558 Chemical analysis apparatus and chemical analysis method  
A chemical analysis apparatus in which a sample to be analyzed and a reagent are placed into a reaction container, and sound waves are irradiated to said reaction container so as to agitate them,...
7669485 System for sensing air velocity without requiring external power supply and a method for operating the same  
An air velocity sensing system not requiring external power supply is applied to an air duct system, comprising: (1) a sensor module disposed in the air duct for measuring the air velocity therein...
7672794 System and method for operating a flow process  
A system for monitoring, diagnosing, and/or controlling a flow process uses one or more flow meters based on an array of pressure sensors. A signal processor outputs at least one of a flow signal,...
7665370 Vibration-type measuring transducer having connecting lines secured pointwise to the transducer housing  
The measuring transducer includes: a measuring tube vibrating, at least at times, during operation and serving for conveying a medium, wherein the measuring tube communicates with a pipeline via an...