| Patents for G01F 23 - Indicating or measuring liquid level, or level of fluent solid material, e.g. indicating in terms of volume, indicating by means of an alarm (31,056) |
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| 05/19/2011 | WO2011058724A1 Acoustic wave measuring apparatus |
| 05/19/2011 | WO2011058287A1 Standalone measurement device with remote reading of a container filling rate |
| 05/19/2011 | WO2011058258A1 Method and device for tracking content of a movable fluid tank |
| 05/19/2011 | US20110115478 Digital Quantity Gauge For An Agricultural Aircraft Payload Hopper Using A Magnetostrictive Linear Displacement Transducer (MLDT) |
| 05/19/2011 | US20110113878 Liquid-level sensor |
| 05/19/2011 | US20110113877 High contrast capillary depth gauge and watch including the same |
| 05/19/2011 | DE102009046144A1 Ultraschallwandler zum Einsatz in einem fluiden Medium An ultrasonic transducer for use in a fluid medium |
| 05/19/2011 | DE102009044922B3 Device i.e. vibronic measuring device, for determining and/or monitoring e.g. density of medium at container, has compensation element formed such that resonant frequency of element is mechanically adapted to frequency of oscillating unit |
| 05/19/2011 | CA2777349A1 Refrigerant leak detection system and method |
| 05/18/2011 | EP2027441B1 Liquid measurement device |
| 05/18/2011 | EP1721132B1 Device for determining and/or monitoring a process variable |
| 05/18/2011 | EP0852706B1 Fuel gauging system for a motor vehicle fuel tank |
| 05/18/2011 | CN201838171U Water-level measured-data GSM (Global System for Mobile Communications) transmission system |
| 05/18/2011 | CN201837869U Liquid level alarming and tank cover automatic control device for tank car |
| 05/18/2011 | CN201837542U Sampling device capable of automatically measuring temperature and determining oxygen |
| 05/18/2011 | CN201837472U Probe type water temperature and level sensor |
| 05/18/2011 | CN201837441U Float type sensor packaged specially |
| 05/18/2011 | CN201837440U Tipping post for liquid level indicator |
| 05/18/2011 | CN201837439U Float ball type liquid level measuring device capable of detecting float ball falling |
| 05/18/2011 | CN201837438U Electric oil level detector |
| 05/18/2011 | CN201837437U 液位计 Level Meter |
| 05/18/2011 | CN201837436U Water-layer detector for settling tank |
| 05/18/2011 | CN201837435U Oil dip rod |
| 05/18/2011 | CN201837434U Integrated intelligent liquid level gauge |
| 05/18/2011 | CN201837433U Sensor for measuring level of oil in arbitrary-shaped oil tanks |
| 05/18/2011 | CN201837432U Liquid level detection device |
| 05/18/2011 | CN201837431U Measurement conversion device |
| 05/18/2011 | CN201837430U Liquid level detection system |
| 05/18/2011 | CN201837429U Water level telemetering device of long-term observation well |
| 05/18/2011 | CN201837428U Full-automatic identification liquid level gauge |
| 05/18/2011 | CN201837427U Auxiliary measuring device for level gauge of desulphurization ash hopper |
| 05/18/2011 | CN201836499U Faucet capable of detecting water level |
| 05/18/2011 | CN201835332U Drainage system for multiple floors |
| 05/18/2011 | CN201830793U Electric sprayer capable of reminding users of dose |
| 05/18/2011 | CN102066884A System and method for sensing liquid levels |
| 05/18/2011 | CN102066883A Volatile substance evaporator with substance end-of-life detector |
| 05/18/2011 | CN102066697A Condensation steam turbine comprising a level detection device, and a method for regulating the level |
| 05/18/2011 | CN102065361A Ultrasonic transducer used in fluid medium |
| 05/18/2011 | CN102062628A Automatic liquid level detector for viscometer |
| 05/18/2011 | CN102062627A Contact for fluid level detection apparatus and fluid level detection apparatus |
| 05/18/2011 | CN102062626A Method for detecting dry combustion of soymilk machine |
| 05/18/2011 | CN101614573B Soaking monitoring method, device and equipment |
| 05/18/2011 | CN101592513B Ocean engineering sink tank water level monitor |
| 05/18/2011 | CN101403631B Liquid level on-line measurement method based on magnetic buoyancy |
| 05/18/2011 | CN101341333B Liquid level monitoring in wind turbine member system |
| 05/17/2011 | US7945394 Detecting incomplete fill of biosensors |
| 05/17/2011 | US7943101 Structure for reducing agent container |
| 05/13/2011 | CA2719678A1 Ice level sensing system |
| 05/12/2011 | WO2011054118A1 Drainage pump unit |
| 05/12/2011 | US20110110794 Sensors and methods and apparatus relating to same |
| 05/12/2011 | US20110110792 Sensors and methods and apparatus relating to same |
| 05/12/2011 | US20110107833 Capacitive detector, method for manufacturing same, and device for measuring the integral |
| 05/12/2011 | DE102009052778A1 Bestimmung der Badspiegelhöhe in metallurgischen Gefäßen Determination of the bath level in metallurgical vessels |
| 05/12/2011 | DE102009046149A1 Method for manufacturing ultrasonic flowmeter utilized for e.g. volume flow measurement of air in intake system of internal combustion engine of motor vehicle, involves utilizing adjusting body with porous body of polymer |
| 05/12/2011 | DE102009046145A1 Ultraschallwandler zum Einsatz in einem fluiden Medium An ultrasonic transducer for use in a fluid medium |
| 05/12/2011 | DE102009046143A1 Method for manufacturing ultrasonic converter utilized in e.g. ultrasonic flow meter in exhaust gas system of internal combustion engine of commercial vehicle, involves connecting housing part with sealing element during molding process |
| 05/12/2011 | DE102008031783B4 Einrichtung zum Bestimmen eines Füllstandes Means for determining a filling level |
| 05/12/2011 | CA2720555A1 Sensors and methods and apparatus relating to same |
| 05/11/2011 | EP2318162A1 Casting level measurement in a mold by means of a fiber optic measuring method |
| 05/11/2011 | EP1336119B1 Feed-through for an electric high frequency signal and a level measuring device provided with said feed-through |
| 05/11/2011 | CN201828430U Portable sewage sampling device |
| 05/11/2011 | CN201828317U Magnetic turn-over plate liquid level meter capable of displaying liquid level as well as interface level |
| 05/11/2011 | CN201828316U Anti-blocking liquid level meter of reaction kettle |
| 05/11/2011 | CN201828315U Liquid level display for crude oil tank |
| 05/11/2011 | CN201828314U Large measuring range high accuracy double cylinder groundwater level gauge |
| 05/11/2011 | CN201828313U Zero gravity type hot metal liquid level height detection device |
| 05/11/2011 | CN201828312U Wire rope twisting preventing device of float type water level gauge |
| 05/11/2011 | CN201828311U Rotating axis magnetic coupling type inner floating ball liquidometer |
| 05/11/2011 | CN201828310U Tank-cover type fuel oil quantity tracker for engineering vehicle |
| 05/11/2011 | CN201828309U Radar level gauge dust cover with flare opening |
| 05/11/2011 | CN201828308U Mining pulse radar material level monitoring device |
| 05/11/2011 | CN201828307U Comb-shaped capacitive oil level sensor box capable of blocking oil surface from fluctuating |
| 05/11/2011 | CN201828306U Rigid subsection capacitance liquid level sensor |
| 05/11/2011 | CN201828305U Oil tank level gauge |
| 05/11/2011 | CN201828304U Novel water temperature and water level sensor |
| 05/11/2011 | CN201828303U Water level probe resisting environmental disturbance |
| 05/11/2011 | CN201828302U Acousto-optic alarm for limiting height of solder level |
| 05/11/2011 | CN201828301U Liquid level detecting needle and liquid level detecting device |
| 05/11/2011 | CN201828187U Automatic cooling liquid level detecting device for closed cooling tower |
| 05/11/2011 | CN201828063U Water temperature and water level sensor |
| 05/11/2011 | CN201826997U Pump and liquid level meter integration device in methanol fuel tank |
| 05/11/2011 | CN201826895U Probe-type explosion-proof water level alarm |
| 05/11/2011 | CN201826139U Dye vat with water gauge improved system capable of visually knowing accurate water level |
| 05/11/2011 | CN201825344U Fluorescent liquid position observation window capable of inner cleaning |
| 05/11/2011 | CN201822476U Anti-spatter and anti-overflow water cup |
| 05/11/2011 | CN102057259A Level sensor |
| 05/11/2011 | CN102057258A Device and method for measuring material level in bin |
| 05/11/2011 | CN102057257A Electromagnetic flowmeter and method with full pipe detection by the help of third electrode |
| 05/11/2011 | CN102053590A Electric-power line type fieldbus level gage |
| 05/11/2011 | CN102053588A Power line type field bus coal bunker continuous level detection device |
| 05/11/2011 | CN102052954A Opto-electronic design method for magnetic suspension type liquid level sensor |
| 05/11/2011 | CN102052953A Optical array image detecting system of oil, water and emulsifying layer interface of oil tank |
| 05/11/2011 | CN102052952A Oil-water interface measuring device of crude oil storage tank and measuring method thereof |
| 05/11/2011 | CN102052951A Measurement device and method for multi-phase interface liquid level based on dual-modality sensor |
| 05/11/2011 | CN101718571B Tilt fiber bragg grating (TFBG) liquid level change measuring instrument |
| 05/11/2011 | CN101691649B Titanizing and aluminizing method for sponge titanium reactor |
| 05/11/2011 | CN101391527B Liquid detection device, method of producing liquid detection device, and liquid container using the same |
| 05/11/2011 | CN101346280B Aircraft auxiliary fuel tank system and method |
| 05/10/2011 | US7938002 Apparatus for detecting water level mixtures in fluids |
| 05/10/2011 | CA2454789C Fuel cell with proton conducting membrane and with improved water and fuel management |