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WO/2003/078931 |
An electronic measuring system is described. It comprises a switch having a plurality of selectable inputs, the switch being controlled by a controller to select which of the plurality of inputs is fed to an output of the switch. The mea...
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WO/2003/071247 |
A fluid control module (10) connected in-line within a chemically corrosive or ultra pure fluid flow circuit that delivers fluids in either a liquid or gaseous state. The fluid control module utilized to control the flow, pressure or vol...
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WO/2003/071240 |
A fault detection circuit in a boiler−water level system includes a dual−frequency signal generator which develops two AC components with no associated DC component. The two frequencies are mixed and sent through an impedance matchin...
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WO/2003/067353 |
A film processing device using vaporized liquid source capable of confirming the flow control accuracy of flow control equipment such as a mass flow controller (15) controlling the flow of the liquid source without separating the flow co...
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WO/2003/054481 |
The invention relates to a method for detecting and/or monitoring a physical or chemical process variable, which comprises the following steps: recording measured values that represent the physical or chemical process variable; using a m...
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WO/2003/052358 |
The invention relates to a field device (1) and a method for calibrating a field device (1), comprising an electronic system (2) and a sensor unit (5) for the process measurements. The electronic system (2) of said field device receives ...
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WO/2003/052640 |
A method for comparing and selecting process control equipment is disclosed. The method employs software, executed on a stand-alone computer device, or accessible through the web to retrieve data specific to a given process environment, ...
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WO/2003/050515 |
A method and apparatus for measuring and calibrating the measurement of small volumes of liquids. The small volumes of liquid are typically dispensed from liquid delivery devices, the delivery device often having multiple channels to ana...
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WO/2003/050484 |
The invention relates to a method of controlling the fill level (6) of containers (4). The inventive method involves the reflection of an acoustic signal which is emitted by an acoustic transmitter/receiver device (7), said device being ...
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WO/2003/029760 |
The invention relates to a method for monitoring a Coriolis mass flowmeter according to which the input and output signals of the signal processor DSP are monitored and, in the event of a fault scenario, a corresponding fault message is ...
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WO/2003/021206 |
A process (700) is disclosed for determining properties of a flow tube (201) and of a fluid flowing through the flow tube. One example of such a property is the density of the fluid flowing through the flow tube. To determine the propert...
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WO/2003/021205 |
A calibration factor for a sensor including a material-containing conduit and a plurality of motion transducers operative to generate motion signals representing motion of the conduit is determined from a normal modal dynamic characteriz...
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WO/2003/021200 |
A system, method and program for calculating a fluid flow volume within a conduit having an operably connected flow meter is disclosed. The system includes a controller having a backplane. A flow meter module is operably connected to the...
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WO/2003/019205 |
A diagnostic device for testing a piezoelectric sensor (10) includes an AC source (32) configured to apply an AC signal to the piezoelectric sensor (10) at two or more different frequencies. The response of the piezoelectric sensor (10) ...
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WO/2002/097379 |
A flowmeter proving device and method for use in proving a flowmeter in situ under operating conditions comprises a pair of standard Coriolis based mass flowmeters (2, 3) which are connected together in series by a conduit (7) connecting...
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WO/2002/097380 |
A system and method are provided for automatically setting a thr eshold for a point level device without having a user select whether a point level element is covered or uncovered. A first and second value are measured from a point level...
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WO/2002/090894 |
A flow diagnostic system (100) for a flow sensing element and impulse line (104). A pressure transmitter (102) coupled to the impulse lines (104) provides digital pressure data to a control system (112). The control system (112) provides...
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WO/2002/090897 |
A flow meter incorporating thermal loss sensors and an installation adapter to provide known flow conditions upstream of the meter. The installation adapter is in the form of a tubular extension projecting from a flange which in use is s...
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WO/2002/086632 |
A system and method for controlling a mass flow controller to have a constant control loop gain under a variety of different types of fluids and operating conditions, and for configuring the mass flow controller for operating with a flui...
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WO/2002/084231 |
A vehicle-tank-sender-unit that measures the volume of fuel or liquid in a geometrically complex shaped tank. A semiconducter pressure sensor is connected to the upper end of a capillary tube generating an output signal as a function of ...
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WO/2002/082521 |
When process gas is supplied into a chamber (30) at a specified flow rate and a wafer W is processed in the chamber (30), flow rate of process gas is self-diagnosed by a self-diagnosis circuit in a flow rate controller (11) every time wh...
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WO/2002/079731 |
A method of estimating the measuring accuracy of each of a plurality of dispensing meters which dispense fluid from a fluid dispensing system including a storage tank includes measuring a volume of fluid dispensed through each of the plu...
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WO/2002/077733 |
The invention relates to a diagnosis device for field equipment in the industrial environment of a processing facility. In order to detect the state of said field equipment in mounted position, said field equipment (1) is provided with a...
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WO/2002/071006 |
The invention concerns bubble level meter having a pneumatic tube (2) connected to a gas generator (12) and to a pressure sensor (14). A deflecting valve (16) is interposed along the pneumatic tube, for deflecting the air outlet at a pre...
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WO/2002/066935 |
A method and apparatus for utilizing a controller to monitor a flow volume in a fluid transportation system is disclosed. The controller being operably connected to a module. The module being operably connected to a flow meter. The modul...
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WO/2002/065064 |
The present invention provides a method and system for determining the volume capacity of a fuel tank (FT) of a vehicle which has a fuel level sensor (FS) situated in the fuel tank (FT). A number (n) of known possible values (V¿I?, V¿I...
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WO/2002/061513 |
The invention relates to a method for determining and representing an optimal arrangement and installation of a measuring system in the field of industrial process measurement, in particular a radiometric measuring system located in a co...
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WO/2002/046707 |
A calibration system (30) for a tube prover (130) used in gas flow rate calibration equipment includes a low friction piston (10) which provides an effective seal without the use of mercury. The low friction piston is easily movable in a...
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WO/2002/044657 |
The present invention provides a method and system for detecting and cross-checking faulty sensors in liquid level indicators and controllers. A liquid level indicator and controller in which one embodiment of the present invention opera...
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WO/2002/040162 |
The invention relates to a device (1) for aspirating and dispensing liquid samples, comprising a pump (2) which comprises a cylinder chamber (3), a plunger (4) which moves in said cylinder chamber and a plunger driving system (5) which a...
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WO/2002/040165 |
The invention relates to a device (1) for dispensing or aspirating/dispensing liquid samples, comprising a pump (2) and a micro-ejection device (3), said micro-ejection device (3) having a pulse generator (4) with a chamber (5). Said pul...
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WO/2002/040160 |
The invention relates to a computer (4), a computer programme and a method for synchronising a system for receiving and/or dispensing samples of a liquid. Said system comprises a micro-dispensing device (1) and a pump (2), which are inte...
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WO/2002/040163 |
The invention relates to a device (1) for the take-up and/or release of samples of a liquid (2). Said device comprises a movable unit (3) that is provided with a hollow body (4) with a cavity (5) that is substantially filled with a syste...
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WO/2002/040161 |
The invention relates to a method, a device and a test kit for carrying out said method, for determining the volume of a sample of a liquid (A). In order to dye the liquid (A), the method involves preparing a determined concentration of ...
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WO/2002/035186 |
The invention relates to a method and to a device (1) for system and process supervision in a magneto-inductive sensor. A medium (6) flows through a measuring tube (2) substantially in the direction of the axis (5) of the measuring tube....
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WO/2002/016876 |
A air meter calibration testing device for testing temperature compensators, comprises a vortex cooling tube, a cold air chamber, a hot air chamber, a bleed valve, a motorized drive system and a compressed air regulator. The vortex tube ...
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WO/2002/014797 |
An apparatus to normalize a flow rate of a fluid in a main flow channel is provided. The apparatus uses a moveable member, such as a flexible membrane disposed for reciprocating displacement, to produce a constant dither flow of the flui...
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WO/2002/010693 |
A flow metering method and a flowmeter capable of providing an electric output corresponding to the metered flow rate of metered fluid by an electric circuit including a thermal type flow sensor disposed in a metering flow path and an el...
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WO/2002/008703 |
A system for calibrating a drive signal applied to a driver affixed to a conduit to cause the driver to apply a force that vibrates the conduit in a desired mode of vibration. The calibration is completed by first developing a mathematic...
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WO/2002/001162 |
A method for predicting flow properties of a material such as a pharmaceutical powder, which material is proposed for processing in a system that requires good flow properties for its successful operation. The method includes identifying...
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WO/2001/096819 |
The invention relates to a gas meter for determining the consumption of a gas mixture. The inventive gas meter determines sensor signal values proportionately in relation to a throughflow rate and is adjusted for use as an energy-measuri...
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WO/2001/090704 |
A magnetic flow meter (20, 120, 180, 250) has a diagnostic circuit (122, 182) that indicates leakage from flowtube electrodes (30, 32, 70, 72, 90, 138, 140). The diagnostic circuit couples to the electrodes and to ground. The diagnostic ...
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WO/2001/073383 |
The invention relates to a method and a device for detecting and/or monitoring the level of a medium in a container or for detecting the density of a medium in a container. The aim of the invention is to provide a method and a device whi...
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WO/2001/071295 |
Determination is made of the amount of liquid housed in a vessel or tank (10) subject to intermittent dynamic forces and which liquid may be discharged intermittently. Tank (10) may be divided into compartments (12, 14, 16, 18) each cont...
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WO/2001/071297 |
The disclosure relates to a system for continuous delivery of a measured flow of liquid to a processing apparatus comprising a reservoir (10) for holding a bulk supply of the liquid and an intermediate vessel (12). A first pump delivers ...
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WO/2001/069189 |
In a method for in-situ calibration of quantity measurement of a fluid flowing in a channel, the amount of the fluid flowing through is measured in a per-se known way by a measuring means. The improvement of the method is in that the mea...
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WO/2001/048442 |
A mass flow apparatus for measuring the mass flow rate of powdered, granulated or solid particulate materials includes a material inlet (24), a material outlet (27), a measuring chamber (25) connecting the inlet and the outlet, comprisin...
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WO/2001/040741 |
The invention relates to a flow measuring device wherein an upstream measuring tube is connected provided with a plurality of probes (1) which dip slightly into the flow. A plurality of pressure-measuring openings (2) are formed at the s...
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WO/2001/022042 |
The invention relates to measurement techniques and can be used for automatic division of tanks at gas stations and tank farms. The inventive method for the division of tanks comprises the following steps: initial data and operating cond...
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WO/2001/018496 |
A gas flow receiver has a non-symmetrical-flow-inducing diaphragm mounted in a flow tube and causes non-symmetrical flow in the flow tube with an accentuated higher pressure near an upstream orifice than would be sensed in a correspondin...
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