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WO/2011/067606 |
The present invention provides for a down -well fluid measuring arrangement, and related methods, having at least one surface defining part of a fluid path, the at least one surface having first and second ports each arranged to deliver ...
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WO/2011/012228 |
The invention relates to a measuring device for measuring a fluid flow caused by a pressure difference through a hollow body to a consumer, wherein the measuring device comprises: a measuring chamber for receiving a flow to be measured, ...
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WO/2010/109362 |
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WO/2010/004255 |
The present application provides apparatus and a method for characterising the flow of fluid through a pipe (7). The application provides a flow-rate meter (50) suitable for measuring very low flow-rates within a pipe (7). The flow-rate ...
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WO/2010/004255 |
The present application provides apparatus and a method for characterising the flow of fluid through a pipe (7). The application provides a flow-rate meter (50) suitable for measuring very low flow-rates within a pipe (7). The flow-rate ...
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WO/2009/149361 |
An apparatus and method for determining the water cut value of a multiphase fluid flowing within a pipe is provided. The device includes a sequestering structure disposed within the pipe, a transmitting device, a receiving device, and a ...
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WO/2009/015947 |
The present invention relates to an air mass meter (2) having at least one sensor element (7) which is designed to determine an air mass flowing past. In order to provide an air mass sensor of the type mentioned initially, which has impr...
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WO/2009/015947 |
The present invention relates to an air mass meter (2) having at least one sensor element (7) which is designed to determine an air mass flowing past. In order to provide an air mass sensor of the type mentioned initially, which has impr...
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WO/2009/015110 |
Sensor manifolds include a housing having at least two fluid flow passages communicating with fluid entry and exit ports in the housing that are connectable in line in a full flow fluid line in a system. One or more sensor ports in the h...
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WO/2008/138671 |
The invention relates to an inexpensive and reliably operating device for measuring flow, even in ranges of high and very high volume flows, an air mass sensor having two ultrasound converters (3, 4) disposed in a tube (2) constructed su...
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WO/2008/135322 |
The present invention relates to an air mass flowmeter (2) having at least one sensor element (7) which is designed to determine the mass of air flowing past it. In order to provide an air mass flow sensor of the type mentioned initially...
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WO/2008/128886 |
The invention relates to a device (110) for determining at least one parameter of a medium flowing in a main flow direction (116), particularly a mass of intake air of a combustion engine. The device (110) comprises a plug part (112) tha...
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WO/2008/125442 |
The present invention relates to a method for air mass measurement and to an air mass sensor. In order to create an inexpensive and reliable method and a corresponding device for flow measurement based on a hot film anemometer, it is pro...
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WO/2008/127799 |
A mass flow device comprises an inlet and an outlet; a bypass and a laminar flow element disposed within the bypass. The device also includes a sensor constructed so as to provide an output signal representative of the flow rate through ...
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WO/2008/098820 |
The present invention relates to an air mass flow meter (2), comprising at least one sensor element (7) having a surface (15) and a heated sensor element (8) have a surface, wherein the sensor element (7) is configured for the measuring ...
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WO/2008/086045 |
A packaging method and system for measuring multiple measurands including bi-directional flow comprised of sampling ports arranged within a flow tube in a symmetrical pattern. The ports are arranged symmetrically with respect to X and Y ...
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WO/2008/086045 |
A packaging method and system for measuring multiple measurands including bi-directional flow comprised of sampling ports arranged within a flow tube in a symmetrical pattern. The ports are arranged symmetrically with respect to X and Y ...
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WO/2008/050522 |
In order to extract a part of three-phase flow from a pipe line (23), a pair of communication pipes (13), which are connected to upper and lower streams of an orifice (12) provided in the pipe line (23), and a gas-liquid extraction tank ...
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WO/2008/042274 |
A transmitter (10) senses flow of a process fluid in a process pipe. The process pipe (20) may include a flow restrictor (22) positioned therein that carries a primary flow of a process fluid. Impulse piping (30) is configured to carry a...
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WO/2008/042274 |
A transmitter (10) senses flow of a process fluid in a process pipe. The process pipe (20) may include a flow restrictor (22) positioned therein that carries a primary flow of a process fluid. Impulse piping (30) is configured to carry a...
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WO/2007/137978 |
A mass flow sensor device for at least a partial arrangement in a main channel (2) displays a mass flow sensor (1), in which a mass flow flows in the main direction of flow. The mass flow sensor (1), which has a bypass channel (7) which ...
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WO/2007/098287 |
An infusion pump and method are provided which control flow rates with variable fluid pressure and variable series flow resistance.
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WO/2007/098287 |
An infusion pump and method are provided which control flow rates with variable fluid pressure and variable series flow resistance.
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WO/2007/095528 |
A fluid velocity sensor includes a sensor die for detecting a fluid property of a fluid flowing through a low resistance flow channel defined by a flow channel wall. One or more tap can be oriented facing into a direction of a flow strea...
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WO/2007/031647 |
The invention concerns a valve (1) for measuring a liquid or powdery product, comprising a fixed conduit (5) for supplying the product; a closure (13) mounted at a lower end (11) of the conduit (5); and a coaxial sleeve (15), mounted out...
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WO/2007/024894 |
A comprehensive water shutoff system is adapted to be connected or associated with a water supply line to a structure. The system comprises a main shutoff valve connected to or in the water supply line and a flow sensing unit for sensing...
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WO/2006/131531 |
A flow sensor is suitable for insertion into a main channel (4). The flow sensor (1) has a body (2), in which a bypass channel (6) is formed which has in each case at least one inlet (8) which is oriented perpendicularly with respect to ...
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WO/2006/058863 |
The invention relates to a thermal flowmeter comprising two temperature sensors (11, 12) and a control/evaluation unit (10). The two temperature sensors (11, 12) are disposed in an area of a housing (7) facing the measured medium (3) whi...
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WO/2006/055314 |
A mass flow rate sensor uses a Reynolds number correction function to compensate for errors in a bypass ratio of the sensor for all gases, based on the fact that all bypass errors are functions of Reynolds number. The sensor includes a s...
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WO/2006/055223 |
A flow rate sensor includes a main conduit, a sensor tube and a bypass tube connecting an upstream portion of the main conduit to a downstream portion of the main conduit such that flow through the main conduit is divided through the sen...
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WO/2005/124492 |
A mass flow controller arranged to perform mass flow test operation in the controller itself by incorporating a test tank. The mass flow controller is provided, in a channel (6) for feeding fluid, with a means (8) for detecting the mass ...
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WO/2005/119183 |
A system (100) for measuring air flow rate in a duct (116) includes an air flow sensor (12) and an air flow conditioning device (122) for collecting and accelerating a portion of the total air stream (28) to the sensor, which may be mean...
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WO/2005/099548 |
An airflow sensor system (100) for monitoring air inlet airflow and air outlet airflow of a vacuum cleaner is provided according to an embodiment of the invention. The airflow sensor system (100) includes a vacuum cleaner air duct (101),...
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WO/2005/098375 |
A sensing apparatus for use in a mass flow rate sensor for measuring a fluid flow rate includes a main conduit for containing a fluid flow, and a capillary tube for tapping a portion of the fluid flow from the main conduit at a first loc...
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WO/2005/098371 |
A flow monitoring system includes a first temperature-sensitive resistive device, thermally coupled to a first portion of a fluid transfer apparatus, for producing a first temperature-dependant voltage signal representative of the temper...
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WO/2005/098368 |
The invention relates to a device for replacing a measuring probe during continuous operation. Said device comprises a receiving device for the measuring probe and a closing device for separating the measuring probe from an operating med...
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WO/2005/038222 |
An intake device for an internal combustion engine has a restriction valve provided in an air intake path of the engine and has an air flow rate sensor provided on the downstream side of the restriction valve and measuring the amount of ...
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WO/2005/008189 |
Devices used to determine at least one parameter of a medium flowing in a line, especially for determining the air mass flow rate in the suction tract of an internal combustion engine, are known in prior art. Said devices comprise a line...
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WO/2005/008186 |
The invention relates to previously known devices for determining at least one parameter of a medium flowing in a conduit, especially for determining the air mass flow rate in the intake manifold of an internal combustion engine, said de...
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WO/2005/005971 |
[PROBLEMS] A compact flow rate/liquid kind-detecting device capable of detecting a flow rate of a fluid while detecting a liquid kind and concentration of the fluid, and accurately and quickly detecting the flow rate, liquid kind, and co...
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WO/2004/106752 |
A flow restrictor can comprise a piece of foil surrounding a central pin of the flow restrictor. The piece of foil can have grooves that extend from one end of the flow restrictor to the other. In some embodiments, the piece of foil may ...
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WO/2004/092687 |
The invention relates to a differential pressure means (4) and a gas meter arrangement (1) for precisely measuring a gas consumption (6a) by means of a gas meter (2). A previously known gas meter (2) is disposed in a bypass (3) comprisin...
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WO/2004/092689 |
The invention relates to a device for determining at least one parameter of a medium that flows in a pipe in a main direction of flow. Said device comprises a piece that can be introduced into the pipe in a defined orientation relative t...
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WO/2004/092562 |
An air intake device for an internal combustion engine has an intake manifold (6) with branch tubes (7) connected to the engine and a collective tube (8) where a throttle body (10) is connected. The amount of air sucked into the engine i...
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WO/2004/090478 |
The invention relates to a gas-measuring device (1) and a gas-meter housing (20) providing improved fire protection. Already known means for protecting gas pipelines (5) use thermally expendable materials which block the gas pipeline (5)...
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WO/2004/088256 |
A Method of obtaining at least one representation of a characteristic function of a sensor from a test fluid during calibration of the sensor according to a sensor model having a transfer function operating on flow rate, at least one sen...
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WO/2004/081526 |
Apparatus and methods for isolating a component of a microfluidic analytical system are provided. An isolation manifold (10) including a housing (11) is used to isolate a sensitive component of a microfluidic analytical system from envir...
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WO/2004/063679 |
Disclosed is a mass flux controller. In a thermal mass flux measuring sensor including: a channel through which a fluid flows; a sample flowing tube installed in such a way that a sample fluid can be always collected in a constant ratio ...
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WO/2004/046654 |
The invention relates to a device for determining at least one parameter of a medium flowing in a main direction of flow (18) within a conduit (3), especially the intake air mass of an internal combustion engine. The inventive device com...
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WO/2004/046659 |
A fluid detection device, wherein one or a plurality of branch flow passages (3) having opening end parts (2) facing the upstream side or downstream side of a main flow passage (1) allowing fluid to flow therein and allowing a part of th...
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