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7451663 Wear-resistant flow meter tube  
A flow meter tube is provided having improved performance in the measurement of the flow rate of erosive material. The internal wall surface of the flow meter tube has a smooth erosion-resistant...
7451662 Vibration type measurement transducer  
The measurement transducer includes: At least one interconnected system ( 1, 2 ) formed by means of at least two components ( 1, 2 ), especially components ( 1, 2 ) of metal. At least the first...
7451537 Method for fabricating a microscale anemometer  
Method for fabricating a microscale anemometer on a substrate. A sacrificial layer is formed on the substrate, and a metal thin film is patterned to form a sensing element. At least one support for...
7448282 Device for determining and/or monitoring volume and/or mass flow of a medium  
A device for determining and/or monitoring volume and/or mass flow rate of a medium that flows in a direction of flow through a pipeline/measuring tube of inner diameter. The device comprises at...
7448283 Vibration-type measuring device and method for operating such a measuring device  
The disclosure relates to a vibration-type measuring device for measuring at least one process variable, in particular a mass flow rate, a density, a viscosity, a pressure or the like, in...
7448281 Magnetic induction flowmeter having a metal measuring tube  
A magnetic induction flowmeter having a metal measuring tube ( 1 ), which can be inserted into a pipeline system via flanged sections ( 2 a , 2 b ) at the ends, having at least two mutually...
7444885 Vortex flow measuring instrument  
The vortex flow meter provides a surface which is simple but nevertheless resistant to the substances to be measured. All parts of the measurement tube of the vortex flow meter which come in...
7444886 Floating body flowmeter  
A floating body flowmeter having a measuring tube ( 1 ) which is positioned vertically and through which a substance ( 2 ) to be measured flows, in which tube a floating body ( 3 ) is arranged in...
7447599 Method and system for generating an uncertainty value  
A method and system for generating an uncertainty value. At least some of the illustrative embodiments are systems comprising a device in fluid communication with a conduit, and a flow computer...
7441469 Method and apparatus for measuring flow through a conduit by measuring the Coriolis coupling between two vibration modes  
A method and apparatus is disclosed that measures the flow through a conduit ( 702 ) by measuring the Coriolis coupling between two vibration modes in the conduit. The conduit is first excited at...
7437949 Tertiary mode vibration type Coriolis flowmeter  
In order that a flow tube of a Coriolis flowmeter may be vibrated in a tertiary mode using one drive device, the drive device is arranged at an antinode in the center of tertiary mode vibration,...
7437944 Method and apparatus for pressure and mix ratio control  
The present invention provides apparatus and method for controlling mix ratio of gas supplied to a processing chamber integrated with chamber pressure. In one embodiment, an integrated controller...
7437952 Shrouded body flow meter assembly  
A shrouded body flow meter assembly includes an inner fluid-conducting conduit disposed in a spaced relation from and within an outer conduit. The shrouded flow meter assembly can be connected to...
7440873 Apparatus and method of processing data to improve the performance of a flow monitoring system  
An apparatus and method of processing flow meter data to filter out signal noise is provided. The method includes defining the flow meter data as a k-ω plane, wherein the k-ω plane includes a...
7437945 Magnetic flow probe  
Problems of instability and non-linearity in probe-type magnetic flow meters are ameliorated by either or both of a conductor coating connecting a tip portion of the probe with a supporting probe...
7437950 Coriolis flow rate meter with flow tube of double loop structure  
A start tube section ( 27 ) of a first bent tube ( 31 ) has a first parallel subsection ( 27 a ) substantially parallel to a start tube section ( 28 ) of a second bent tube ( 32 ) or to a...
7437947 Acoustic method for measuring flow velocity of fluid  
An acoustic method for measuring flow velocity of fluid is provided. First, a sound wave is emitted from a transduction surface of a transducer to a fluid. The transduction surface has at least two...
7437951 Method of using a differential pressure type flowmeter  
A flowmeter is provided that comprises a leadframe assembly ( 140 ) and a body ( 144 ) disposed at least partially around the leadframe assembly ( 140 ). The body ( 144 ) has a flow passage...
7437948 Ultrasonic flowmeter and ultrasonic flow rate measurement method  
A flowmeter includes: a transit time method unit having a sensor and a reception signal amplification control unit and a flow rate calculation unit which are connected to the sensor via a sensor...
7434479 Method and an arrangement for the flow monitoring of multiphase mixtures  
An arrangement ( 10 ) for the determination of the mass flow and of the gas/liquid ratio in a multiphase mixture during conveying includes—in the conveying direction ( 9 )—a first venturi...
7434477 Methods and apparatus for pressure compensation in a mass flow controller  
Performance of mass flow controller may be vulnerable to pressure transients in a flow path to which the controller is coupled for the purpose of controlling the fluid flow. A system and method are...
7434478 Electromagnetic flowmeter for applying a magnetic field and a plurality of frequency components to a fluid  
An electromagnetic flowmeter includes a measuring tube through which a fluid flows, electrodes which detect an electromotive force generated by a magnetic field applied to the fluid. An exciting...
7430924 Flow measurement apparatus having strain-based sensors and ultrasonic sensors  
A flow measurement apparatus is provided that combines the functionality of an apparatus that uses strain-based sensors and ultrasonic sensors to measure the speed of sound propagating through a...
7431045 Flow restrictor  
A flow restrictor with a first disk having at least one inlet and at least one outlet and a flow path and a second disk having no flow path. The first disk and the second disk being stacked...
7426875 Low flow rate measurement and control  
A turbine wheel flow measuring transducer located in a fluid receiving chamber is provided for measuring low flow rates of fluids, whether liquids, gases, or mixtures, and in controlling the fluid...
7426874 Electromagnetic flowmeter with measuring tube  
An electromagnetic flowmeter includes a measuring tube through which a fluid to be measured flows, electrodes which detect an electromotive force generated by a magnetic field applied to the fluid....
7422028 Apparatus for controlling and metering fluid flow  
A device for metering and controlling fluid flow includes a variable orifice and is configured to use a pressure sensor. The device includes a fluid flow conduit having at least one planar inner...
7421908 Electromagnetic flow sensing apparatus and method  
An apparatus for sensing liquid flow rate comprises a conduit for conducting a flow of liquid through it and a flow sensor. The flow sensor includes a fixed portion attached to a sidewall of the...
7421907 Electromagnetic flowmeter including a feedback voltage distributed to the inner conductor of the shielded cable and the input circuit  
An electromagnetic flowmeter includes: a detector for detecting a flow rate voltage; a shielded cable having an inner conductor provided around a cable core to which the flow rate voltage is...
7418878 Universal sensor controller for a thermal anemometer  
A fluid property measurement system uses an analog-to-digital converter combined with a multiplexer to measure voltages at one or more points of a measurement circuit and an algorithm within a...
7421350 Meter electronics and method for detecting a residual material in a flow meter assembly  
A meter electronics and method for detecting a residual material in a flow meter assembly are provided according to the invention. The meter electronics includes a processing system adapted to...
7418877 Wet gas metering using a differential pressure based flow meter with a sonar based flow meter  
A method and apparatus for measuring a parameter of a wet gas flow is provided, wherein the apparatus includes a differential pressure based flow meter configured to determine a first volumetric...
7415895 Flow meter with a rectifying module having a plurality of mesh members  
A rectifying module is arranged on an upstream side of a flow passage containing a flow velocity sensor. The rectifying module includes mesh members each having a plurality of circular small holes...
7416542 Open circuit gravity-assisted uroflowmeter  
An open circuit gravity-assisted uroflowmeter has a urine collector having a generally open inlet in fluid communication with a sensing passage located at a lower elevation than the inlet, the...
7415894 Magnetic inductive flowmeter having a plug-type electrode connection  
A magnetic inductive flowmeter having a measuring distance that is surrounded by a wall; a magnetic field generating device, and; an electrode device, which has at least one electrode on the inside...
7415893 Bubble generator for use in doppler ultrasonic flowmeter and doppler ultrasonic flowmeter  
A bubble generator to bring out performance of a Doppler ultrasonic flowmeter to the maximum extent is provided. The bubble generator is provided with a bubble generation member generating bubbles...
7415892 Disposable flow chamber electro-magnetic flow sensor  
An electro-magnetic flow sensor, which is arranged for measuring a flow rate of liquid, includes a micro controller and a liquid flowing apparatus communicatively linking to the micro controller....
7412902 Device for determination and/or monitoring of the volumetric and/or mass flow of a medium and having coupling element including two element portions  
A clamp-on ultrasonic flow measuring device for determining volume and/or mass flow rate of a medium in a containment. The clamp-on ultrasonic measuring device is of low temperature sensitivity. To...
7412901 Magnetic-inductive flow meter with a grounding disk  
A magnetic-inductive flow meter with a measuring tube ( 1 ) made of metal, which is flowed through by a medium ( 4 ) which has a minimum electrical conductivity and is permeated by a magnetic field...
7412903 In-line measuring devices and method for compensation measurement errors in in-line measuring devices  
An inline measuring device comprises a vibratory-type transducer and a measuring device electronics electrically coupled with the vibratory-type transducer. The vibratory-type transducer includes...
7412986 Method and system for flow measurement and validation of a mass flow controller  
Systems and methods for flow verification and validation of mass flow controllers are disclosed. A mass flow controller may be commanded to a specified flow and flow measurement commenced. Gas is...
7414255 Drop counter  
The present invention relates to a Drop Counter for counting a succession of falling liquid drops. The Drop Counter includes a light emitting diode for providing a light beam directed to a falling...
7412904 Isokinetic testing apparatus and system  
An isokinetic testing machine is disclosed having a support frame, a sub-assembly disposed on the support frame, a power source operably disposed within the sub-assembly, a first main arm having a...
7409875 System and method for determining velocity of electrically conductive fluid  
A flowing electrically-conductive fluid is controlled between an upstream and downstream location thereof to insure that a convection timescale of the flowing fluid is less than a thermal diffusion...
7409874 Metering apparatus for fuel injector flow test  
Metering apparatus including wall portions which define an elongate generally upright cavity of substantially uniform cross-section and an inlet to the cavity to enable fluid which is to be metered...
7409871 Mass flow meter or controller with inclination sensor  
A thermal mass flow meter associated with an inclination sensor that detects an angle of inclination of at least one portion of a thermal mass flow sensor relative to at least one reference axis....
7409872 Vortex flow meter  
It is an object to provide a vortex flow meter with less measurement errors caused by a temperature change, a pressure change, and a mechanical vibration, and capable of performing a precise...
7409873 Coriolis flowmeter  
A first inlet portion, a second inlet portion, a first outlet portion, and a second outlet portion are fixed to a fixing member, and a connecting tube portion is provided between the first outlet...
7412336 Attitude insensitive flow device system and method  
Disclosed herein are systems and methods for attitude insensitive flow devices. The system can include a flow device having a processor and a computer readable medium accessible by the processor...
7406878 Method for measuring a medium flowing in a pipeline and measurement system therefor  
For measuring a medium, the medium flows through at least one inline measuring device measuring tube joined into the course of a pipeline, especially a measuring tube which vibrates, at least at...