Patents
Patents for G01F 1 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow (42,661)
10/1999
10/12/1999US5965811 Flow rate detecting element and flow rate sensor using same
10/12/1999US5965800 Method of calibrating an ultrasonic flow meter
10/07/1999WO1999050621A1 In-line, field adjustable irrigation flow indicator for high, normal and low flow rates
10/07/1999DE19814709A1 Flow detection device in closed or open conductor
10/07/1999DE19812458A1 Transmitting and/or receiving head for ultrasonic flowmeter
10/06/1999EP0947810A1 Multiphase fluid flow sensor
10/06/1999EP0947809A2 Method and apparatus for measuring gas velocity or other flow characteristic
10/06/1999EP0946910A1 Flow regulation fitting
10/06/1999EP0946862A1 Method for selecting a parts kit detail
10/06/1999EP0946860A1 Water meter with improved pivoting
10/06/1999CN1231029A Coriolis flowmeters using fiber and anisotropic material to control selected vibrational flowmeter characteristics
10/06/1999CN1230686A Digital signal processing system of vortex street flowmeter
10/05/1999US5963883 Data processing system
10/05/1999US5963292 Thermal tuft fluid flow investigation apparatus with a color alterable thermally responsive liquid crystal layer
10/05/1999US5963139 Flow monitoring system for particulate metering system
10/05/1999US5962794 Fluid delivery apparatus with reservior fill assembly
10/05/1999US5962790 Ultrasonic path bundle and systems
10/05/1999US5962780 Measuring device
09/1999
09/30/1999WO1999049299A1 Device and method for directly measuring calorific energy contained in a fuel gas
09/30/1999WO1999049285A1 Sensor component
09/30/1999WO1999049283A1 Support for a temperature-sensitive resistor
09/30/1999WO1999049282A1 Method and device for determining the delivery volume of material which is transported in a pulsed manner
09/30/1999DE19901543A1 Measuring element with strain gauge measurement bridge for volumetric flow measurement in homogeneous liquids and gases
09/30/1999DE19848109A1 Sensor for measuring air input flow in an I.C. engine
09/30/1999DE19812027A1 Messgerät Gauge
09/30/1999CA2324903A1 Device and process for direct measurement of the heat energy contained in a combustible gas
09/29/1999EP0945713A1 Flow control device for liquids
09/29/1999EP0945712A1 Device for measuring a gas flow
09/29/1999EP0944351A1 Reduced-noise catheter
09/29/1999CN2341124Y Magnetic impeller sensing flow meter
09/29/1999CN2340995Y Electrically controlling rotor flow regulating valve
09/29/1999CN1229911A Detecting method and appts. for flow of pipeline coal powder
09/28/1999US5959219 Capacitive gas flow sensor
09/28/1999US5959218 Method and device for measuring the flow of bulk materials
09/28/1999US5959217 Fluid flow measuring device as a microphone and system comprising such a microphone
09/28/1999US5959216 Method of conditioning a fluid flow, and a fluid flow conditioner
09/23/1999WO1999047897A1 Multi-phase fluid flow measurement apparatus and method
09/23/1999WO1999047896A1 Gas meter dust filter
09/23/1999WO1999047895A1 A flow meter
09/23/1999DE19827330C1 Appliance for protecting an air flow measurement sensor located in the induction pipe of an I.C. engine from oil contamination
09/23/1999DE19816590A1 Measurement system for measuring and detecting the volume flow at at least two measurement or load points
09/23/1999DE19810400A1 Through-flow cell, e.g. for on-line measurement of parameters of ground water samples always guarantees bubble-free measurement
09/23/1999DE19810286A1 Micro-sensor
09/23/1999CA2324216A1 Gas meter dust filter
09/22/1999EP0943901A1 Fitting for a liquid flowmeter
09/22/1999EP0943900A1 Medium flow meter
09/22/1999EP0943899A1 Measuring apparatus
09/22/1999EP0943898A2 Gear train for water meters
09/22/1999EP0943076A1 Micromechanically produced flow-restriction device
09/22/1999EP0720732B1 Two pressure measurement arrangement utilizing a dual transmitter
09/22/1999CN2339976Y Steady-flow flowmeter
09/22/1999CN1229469A Ultrasonic flowmeter
09/21/1999US5955681 Galvanic electrode of an electromagnetic flow meter
09/21/1999US5955672 Ultrasonic blood volume measurement in soft-shell venous reservoir
09/21/1999US5955659 Electrostatically-actuated structures for fluid property measurements and related methods
09/16/1999WO1999046605A1 Measuring device with a microsensor and method for producing the same
09/16/1999WO1999046566A1 Device for producing piping branch connections
09/16/1999WO1999046526A1 Flood control device
09/16/1999WO1999045840A1 Fluid flow probe and transducer
09/16/1999DE19915416A1 Automated digital drink dispensing-time meter for fluids with settable amounts for 1-4 persons
09/16/1999DE19808701A1 Flow measuring device using ultrasonic transducers
09/15/1999EP0942579A2 Variable rate audio packet transmission in cellular radio network
09/15/1999EP0941456A1 Device for measuring the mass of a flowing medium
09/15/1999EP0771407B1 On-site calibration device and method for nonlinearity correction for flow sensor/transmitter
09/15/1999CN2338734Y Thermal type mass flow sensor
09/15/1999CN2338733Y High temp. cutting type vortex street flow sensor
09/15/1999CN2338732Y Counter direction erection and normal counting type water meter
09/15/1999CN2338731Y Single direction water meter
09/15/1999CN1228529A Compensation of coriolis meter motion induced signal
09/15/1999CN1228528A Divided-flow split-phase type two-phase fluid flow measuring method
09/14/1999US5952584 Friction-independent mass flow meter
09/14/1999US5952583 Method of measuring a river horizontal average flow velocity
09/14/1999US5952571 Thermal type flow meter
09/10/1999WO1999045344A1 Measurement apparatus for measuring fluid flow
09/10/1999WO1999034221A3 Device and method for measuring fluid velocity by determining the time-of-flight of heat pulses
09/10/1999WO1999034198A3 Fluid property and flow sensing via a common frequency generator and fast fourier transformation
09/08/1999EP0940742A2 Flow controller, parts of flow controller, and related method
09/08/1999EP0940741A2 Flow controller, parts of flow controller, and related method
09/08/1999EP0940740A2 Flow controller, parts of flow controller, and related method
09/08/1999EP0940668A1 Method for measuring and/or monitoring homogenization state of a suspension
09/08/1999EP0940657A2 Air flow meter
09/08/1999EP0940656A1 A method for determining the mass flow rate of a granular material
09/08/1999EP0737315B1 Single sided backbone strut for air data sensor
09/08/1999CN2337533Y Micro-gas flow meter
09/08/1999CN2337532Y Glass tube wide-range flowrator
09/08/1999CN2337531Y Vertical propeller dismountable water meter
09/08/1999CN2337530Y Impulse flowmeter
09/08/1999CN1228159A Thermal air flow meter
09/07/1999US5949069 Method and apparatus for measuring volumetric water flow rates in highly inclined wellbores
09/07/1999US5948995 Cross correlation fluid flow meter
09/07/1999US5948978 For measuring the rate of flow of a flowing fluid
09/07/1999US5948975 Device for measuring the mass of a flowing medium
09/07/1999US5947903 Method to estimate planar flow from Doppler velocity distribution in an observation plane
09/06/1999CA2264347A1 A method of determining the mass flow rate
09/02/1999WO1999044168A1 Method for measuring and controlling the flow of natural gas from gas wells
09/02/1999WO1999044018A1 Generalized modal space drive control system for a vibrating tube process parameter sensor
09/02/1999WO1999011560B1 Multiproduct fuel dispenser using ultrasonic metering
09/02/1999DE19751591A1 Determination of flowing mineral suspension density, for e.g. ores, coal, gypsum or sand
09/01/1999EP0939305A1 Temperature controller
09/01/1999EP0939304A1 Mass air flow sensor