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7519483 Unsteady flow meter  
The invention makes it possible to measure, in real time, the flow of a fluid that is incompressible while having an unsteady flow. The pressure measuring system is primarily comprised of a...
7516024 Method and apparatus for measuring parameters of a stratified flow  
Various methods are described for measuring parameters of a stratified flow using at least one spatial array of sensors disposed at different axial locations along the pipe. Each of the sensors...
7513940 Air sampling apparatus and method  
A sampling system includes a collection module including a gas handler, and a flow controller in communication with the gas handler of the collection module. The flow controller controls the gas...
7509877 Electrode with electrode surface for magnetically inductive flow meter  
The invention relates to a special electrode surface for electrodes of a flow measuring device. In order to provide more measurement reliability for abrasive substances to be measured, for example...
7509880 Fluid flow meter body with high immunity to inlet/outlet flow disturbances  
Method and device are provided for accurately measuring fluid flow in a conduit. A fluid flow meter conditioning body, in-line with the conduit, conditions the fluid flow so as to provide a...
7509878 Ultrasonic cavitating apparatus and ultrasonic doppler flow measurement system  
Disclosed is an ultrasonic Doppler flow measurment system that achieves flow measurement regardless of the temperature of a fluid. A temperature sensor 7 is combined with a pipe 1 to measure the...
7509753 Apparatus for indicating oil temperature and oil level within an oil reservoir  
A dipstick that measures and externally indicates the temperature and level of a fluid within a fluid reservoir. For example, in one embodiment the dipstick measures and externally indicates the...
7510884 Semiconductor production system and semiconductor production process  
A semiconductor manufacturing apparatus according to the present invention comprises: a treating unit that treats a substrate to manufacture thereon a semiconductor device; a fluid supplying...
7509879 Vibration-type measurement pickup and its measuring tube  
A measurement pickup, or transducer, includes at least one measuring tube for the conveying of a fluid. The measuring tube has an inlet end and an outlet end and vibrates at least at times. For...
7506551 Coriolis flowmeter having a drive device driven in reverse phase to pair of second drive devices  
A flow tube composed of a bent tube having a shape symmetrical with respect to a first axis is supported at its both ends by support portions having an outlet and inlet respectively. A drive device...
7508318 Apparatus, system and method for monitoring, recording and billing for individual fixture and unit water usage in a multi-unit structure  
An apparatus including means for measuring and storing flow information for a fluid flowing through each of a plurality of fixtures in a single unit in a multi-unit structure, and each means for...
7508222 Electromagnetic flow meter  
A method of determining the inter-electrode or electrode-to-ground impedance or the filling state of an electromagnetic flow meter having flow sensing electrodes connected to an electrode signal...
7503225 Ultrasonic flow sensor having a transducer array and reflective surface  
An ultrasonic flow sensor is used in particular for measuring the volumetric or mass flow of a fluid in a pipe. The sensor includes at least one ultrasonic transducer which is capable of emitting...
7505854 Startup techniques for a digital flowmeter  
Startup and operational techniques for a digital flowmeter are described. The techniques select an optimal mode of operation for the digital flowmeter, depending on a current environment of the...
7503227 Method and apparatus for measuring parameters of a fluid flow using an array of sensors  
An apparatus for measuring velocity of a fluid passing through a pipe is provided. The apparatus includes a spatial array of sensors having at least two sensors disposed at different axial...
7503226 Method of and apparatus for assessing the effect of a conduit section on flow characteristics of a first fluid  
A method of assessing the effect of a conduit section (11) on flow characteristics of a first fluid in a first conduit system (1). A first fluid is caused to flow through the first conduit system...
7500405 Fluid flow meter and mixer having removable and replacable displacement member  
Fluid flow apparatus, such as a fluid flow meter, a fluid mixing device or a fluid dispersing device, includes a fluid displacement member removeably mounted in a conduit and a pipe or tube...
7500404 Mass flow meter  
Strain gauges A, B for a bending portion cross each other and are stuck to a strain gauge sticking portion 7 for a bending portion located in a portion applying centrifugal force or centripetal...
7500402 Ultrasonic flow rate measuring device  
An ultrasonic flow rate measuring device for measuring the flow rate of a medium flowing through a line (1), with at least one ultrasonic transducer (2) and a guide frame (3) for guiding and...
7500403 Ultrasonic flow sensor having interlaid transmitting and receiving elements  
An ultrasonic flow sensor for measuring the volumetric flow rate of a flowing medium through a flow channel having a transducer array which is situated within the flow cross section of the flow...
7500392 Solid state microanemometer device and method of fabrication  
The invention is a solid state microanemometer and a method of making thereof. Specifically, the invention relates to a microanemometer including an electrically conductive resistor in the form of...
7497130 Liner for a flow meter  
A flow meter assembly includes a flow meter including a tube through which a fluid flows. The flow meter is operable to measure the amount of fluid flowing through the tube. A liner is positioned...
7493820 Gas pump filter optimization and alarm system with GPS and web enabled monitoring  
An apparatus for monitoring fuel filter performance and transmitting performance information. The performance information may be transmitted wirelessly to a computer or a wireless telephone and...
7493829 Flow meter for variable displacement compressor  
A flow meter for a variable displacement compressor comprises a movable body operable to move by differential pressure, a magnet provided in the movable body, a magnetic sensor for detecting change...
7490521 Measurement transducer of vibration type  
The measurement transducer includes: A measuring tube vibrating at least at times during operation and serving for the conveying of a medium, wherein the measuring tube communicates with a pipeline...
7490512 Detector of low levels of gas pressure and flow  
A detector for monitoring the low levels of differential pressures and the rate of mass flow rate of gas (air, e.g.) in a duct. The sensor's temperature is maintained at a constant gradient above...
7491320 Marine vessel liquid strainer clogging indicator  
An apparatus and method for estimating blockage within a liquid strainer used in a marine vessel is provided. The apparatus includes a sensor for measuring the rate of liquid flow through the...
7487686 High-precision vortex flow meter  
A high-precision vortex flow meter includes a blunt body having a predetermined dimension and being arranged inside a fluid channel to serve as a vortex shedder. The vortex flow meter also includes...
7484426 Multiphasic overreading correction in a process variable transmitter  
A process variable transmitter is operably coupleable to a source of multiphasic process fluid flow. The process variable transmitter is configured to obtain information relative to temperature, a...
7484425 Fluid flow meter with a body having upstream and downstream conical portions and an intermediate cylindrical portion  
A mass flow meter device utilizing a housing having a wall portion forming a chamber with an entrance and exit for passing fluid through the same. A body is located within the chamber and is...
7487052 State detection device  
An exciting unit, applies, to a fluid, a time-changing magnetic field asymmetrical to a plane (PLN). An electrode is placed on the plane in a measuring tube, and detects a resultant electromotive...
7481118 Flow measurement apparatus  
An apparatus for obtaining information on the content and flow rate in a fluid flow, e.g. a mixture of oil and water flowing in, for example, a pipe, including means for conveying a flowing fluid,...
7481119 Micro-fluidic oscillator having a sudden expansion region at the nozzle outlet  
A micro-fluidic oscillator comprises a main body and a cover body for covering the main body. An oscillation chamber is disposed on the main body to provide an oscillation space for fluid. A...
7481114 Noninvasive measurement of fluid characteristics using reversibly deformed conduit  
An apparatus for determining a characteristic for a fluid in a tube, the apparatus including a force applying system to cause a change in a transverse dimension of a segment of the tube, wherein...
7479606 Gravimetric metering device with independently suspended rotating impeller blades  
The invention aims at obtaining a simplified and compact construction of a gravimetric metering device (1) for bulk products, comprising a large discharge section per activation zone (A) and...
7478565 Method & apparatus for fluid flow rate and density measurement  
A fluid flow rate and density measuring apparatus is disclosed including a section of cylindrical conduit comprising a measurement section or housing for the flow sensor. The flow sensor housing is...
7480548 High-altitude capable wide velocity range flight velocity vector measurement probe and measurement system  
It is an object of the present invention to solve the problem of a drop in precision in conventional systems using a square pyramid type five-hole probe due to the drop in atmospheric pressure in...
7478564 Air flow meter for an automobile  
An air flow meter includes a tube having an exterior surface and an interior surface, which defines an interior space. A collector is disposed within the interior space of the tube and a plurality...
7477997 Method for ascertaining interferants in small liquid samples in an automated clinical analyzer  
A liquid aspiration method which includes a method for determining the quality of the aspirated sample through mathematical analysis of the standard deviation of the residuals of the linear...
7475604 Method for monitoring an oil and gas lubricating device with the aid of a striae sensor  
A method is disclosed for monitoring an oil and gas lubricating device, with which an oil film, while forming striae, can be conveyed by an airflow along a wall of a supply line to a lubrication...
7475596 Non-destructive testing of pipes  
To perform a non-destructive condition assessment of a pipe carrying a fluid, an actual value representative of the propagation velocity of an acoustic disturbance propagating between two...
7475602 Process for mounting a clamp-on flow rate measurement device and mounting device for attaching a clamp-on flow rate measurement device  
A process and device for mounting a clamp-on flow rate measurement device on a measurement pipe using a mounting device having a holding strap with catches. The holding strap can be fastened on the...
7472609 Fluid meter  
A fluid meter. An illustrative embodiment of the fluid meter includes a meter housing having a housing interior, a rotatable paddle provided in the meter housing and a counter coupled to the paddle.
7472606 Single input, multiple output flow meter  
A single input, multiple output flow meter (200) is provided. The flow meter (200) includes an intake conduit (202) and a flow divider (203). The flow meter (200) further includes a first flow...
7474971 Method and apparatus for characterising multiphase fluid mixtures  
An example method for determining at least one characteristic of a multiphase fluid includes applying alternating energy of predetermined amplitude to a portion of a multiphase fluid and measuring...
7472610 Apparatus, system, and method for differential pressure measurement across a conduit flow area change  
An apparatus, system, and method are disclosed for differential pressure measurement across a fluid conduit flow area change. The apparatus may include a particulate filter, a differential pressure...
7473371 Measurement of a blood flow rate in hemodialysis shunts  
The measurement of blood flow in a dialysis shunt is obtained by injection of an indicator material into a venous line leading from dialysis equipment to the shunt. The blood flow in an arterial...
7472605 Magnetic transducer having electrodes with metal and a layer of a salt of that metal  
A magnetic transducer (109) for measuring the flow of a fluid (108) has electrodes (102) and an alternating magnetic field (107), an electrode (102) having lower noise energy at frequencies below 5...
7472608 Flangeless differential pressure transmitter for industrial process control systems  
An industrial pressure transmitter, for use in industrial process control systems, comprises a differential pressure sensor and an integrated process connector connected to the differential...
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,...