| 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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| 07/25/2012 | CN202351721U Device for detecting and controlling water level and water pressure of water tower |
| 07/25/2012 | CN202351645U Oil mass analyzing and monitoring device of internal combustion engine |
| 07/25/2012 | CN202351148U High-precision throw-in type liquid density and level sensor |
| 07/25/2012 | CN202350906U Combined rotating machinery monitoring protection system |
| 07/25/2012 | CN202350876U Floater used on oil level sensor of automobile oil tank |
| 07/25/2012 | CN202350875U Rubber floater |
| 07/25/2012 | CN202350874U Foaming float |
| 07/25/2012 | CN202350873U Condenser circulating water chamber liquid level meter |
| 07/25/2012 | CN202350872U Floater-type diesel filter water level detection sensor |
| 07/25/2012 | CN202350871U Hard/soft composited tube double-displacement photoelectric sensor |
| 07/25/2012 | CN202350870U Water inlet automatic detecting device of outdoor machine cabinet |
| 07/25/2012 | CN202350869U Oil-water interface measuring device |
| 07/25/2012 | CN202350868U Device for detecting liquid level of high-temperature metal melt |
| 07/25/2012 | CN202350867U High-frequency numeral radar detector |
| 07/25/2012 | CN202350866U Wireless liquid level interference instrument |
| 07/25/2012 | CN202350865U Melt liquid level detection device in casting moulds |
| 07/25/2012 | CN202350864U Probe-type water level detection sensor for diesel filter |
| 07/25/2012 | CN202350863U Water level and temperature display device of solar water heater |
| 07/25/2012 | CN202350862U Pressure measuring device of differential pressure level meter for cryogenic liquid tank |
| 07/25/2012 | CN202350861U Axially oppositely pressing oil level observation window for high-voltage bushing of main transformer |
| 07/25/2012 | CN202350860U Sensor for solar water heater |
| 07/25/2012 | CN202350859U Magnetic-control drawstring-type oil level indicator |
| 07/25/2012 | CN202350858U Installation and fixing structure for stopping point of liquid level sensor |
| 07/25/2012 | CN202350851U Fuel consumption and journey continuation mileage prompting device |
| 07/25/2012 | CN202350837U Flow experiment table of well cementation liquid supply vehicle |
| 07/25/2012 | CN202350765U Real-time display device of channel bridge and water surface clearance height |
| 07/25/2012 | CN202343635U On-line hydraulic line leakage detection device |
| 07/25/2012 | CN202341589U Water glass for blind persons |
| 07/25/2012 | CN102609013A Automatic stop device for vacuum oil filling of transformer |
| 07/25/2012 | CN102607724A In-head type sensor |
| 07/25/2012 | CN102607673A Sensor measuring liquid level position |
| 07/25/2012 | CN102607672A Liquid level sensor |
| 07/25/2012 | CN102607671A Brake liquid level insufficiency alarming system |
| 07/25/2012 | CN102607670A Gas medium type self-calibrating ultrasonic liquid level measuring method and liquid level meter thereof |
| 07/25/2012 | CN102607669A Evaluation of an echo shape of filling level sensors |
| 07/25/2012 | CN102607668A Capacitance sensor |
| 07/25/2012 | CN102607667A Bunker coal level detecting method based on virtual instrument intelligent cameras |
| 07/25/2012 | CN102607666A Heap coal sensor |
| 07/25/2012 | CN102600530A Linear liquid level detecting device and medical monitoring system |
| 07/25/2012 | CN102116661B Method for detecting dynamic stock level in stock bin limit position based on machine vision |
| 07/25/2012 | CN101535783B Fuel sender with reed switch and latching magnets |
| 07/25/2012 | CN101109449B 隔离阀 Isolation Valve |
| 07/24/2012 | US8229687 System and method for measuring a level of a liquid in a container |
| 07/24/2012 | US8225654 Self-compensating capacitive liquid level detector |
| 07/24/2012 | US8225653 Level sensor for cryogenic liquids, and receptacle comprising such a level sensor |
| 07/24/2012 | CA2669952C Container for molten metal, use of the container and method for determining an interface layer |
| 07/24/2012 | CA2588654C Apparatus and method for fuel measurement and accountability |
| 07/19/2012 | WO2012096165A1 Water level measuring system and non-condensable gas discharge device for same |
| 07/19/2012 | WO2012095996A1 Fluid state detection sensor |
| 07/19/2012 | WO2012095838A1 Device for measuring fluid level in a container |
| 07/19/2012 | WO2012094863A1 Balancing device using liquid level detection for hemodialysis |
| 07/19/2012 | WO2012094771A1 Water closet comprising a bidet |
| 07/19/2012 | US20120184932 Drainage pump unit |
| 07/19/2012 | US20120180564 Liquid container and inclination detector including the same |
| 07/19/2012 | DE102011008849A1 Filling device for motor oil of internal combustion engine of motor vehicle, has filler signal unit which outputs signal to indicate predetermined signal oil level at filling operation |
| 07/19/2012 | DE102011008585A1 Vorrichtung zur Ermittlung eines Füllstandes eines Mediums Device for determining a filling level of a medium |
| 07/18/2012 | EP2477014A1 Fill level detector |
| 07/18/2012 | EP2477013A1 Limit monitor with slit protective lining made of plastic |
| 07/18/2012 | DE202012004904U1 Kombination von Trommelgaszähler mit moderner Wägetechnologie Combination of drum gas meters with modern weighing technology |
| 07/18/2012 | CN202339224U 液位式溢流报警器 Level-style overflow alarm |
| 07/18/2012 | CN202339223U 商用冷柜排水桶一体式水位检测装置 Commercial refrigerator drain bucket one-level detection device |
| 07/18/2012 | CN202339222U 垂直蒸煮罐的料位监测系统 Vertical cooking pot material level monitoring system |
| 07/18/2012 | CN202339221U 太阳能热水器用传感器 Solar water heater with sensor |
| 07/18/2012 | CN202339220U 太阳能热水器用传感器 Solar water heater with sensor |
| 07/18/2012 | CN202339219U 地下洞库液位测量装置 Underground cavern level measuring device |
| 07/18/2012 | CN202339218U Portable liquid level measuring tube device of self-brewing beer fermentation tank |
| 07/18/2012 | CN202339217U 太阳能热水器用传感器 Solar water heater with sensor |
| 07/18/2012 | CN202339216U 一种液位计防冲撞装置 One kind of gauge anti-collision device |
| 07/18/2012 | CN202339215U 分体式液位计 Split Level Meter |
| 07/18/2012 | CN202339214U 修井液计量尺 Workover fluid metering feet |
| 07/18/2012 | CN102597721A Fiber optic liquid level detector |
| 07/18/2012 | CN102597720A Method and device for tracking content of a movable fluid tank |
| 07/18/2012 | CN102597443A Structure for reducing agent tank |
| 07/18/2012 | CN102596053A Acoustic wave measuring apparatus |
| 07/18/2012 | CN102591230A Water yield and water quality monitoring alarm for pure water machine |
| 07/18/2012 | CN102590549A Flow velocity and water level measurement device for river channel |
| 07/18/2012 | CN102589723A Manufacture method for manufacturing electric field sensor |
| 07/18/2012 | CN102589654A Automatic liquid level monitoring instrument |
| 07/18/2012 | CN102589653A Isolated servo liquid level measurement device |
| 07/18/2012 | CN102589652A Magnetic liquid indicator mounted in steam drum |
| 07/18/2012 | CN102589651A Full-automatic constant volume miniature power oil consumption metering device |
| 07/18/2012 | CN102589650A Integrated measuring apparatus of liquid level and material level |
| 07/18/2012 | CN102589649A Two-color laser level gage |
| 07/18/2012 | CN102589648A LNG (liquefied natural gas) liquid level gauge and method for measuring liquid level |
| 07/18/2012 | CN102589647A Device for measuring fluid level in a container |
| 07/18/2012 | CN102589646A U-shaped capacitive liquid level meter |
| 07/18/2012 | CN102589645A High-accuracy electronic weir crest with movable inserting weir crest plate |
| 07/18/2012 | CN102589644A Capacitance type liquid level sensor |
| 07/18/2012 | CN102589643A Method for indirectly measuring liquid level and volume of liquid in storage tank and gravitational method based level instrument |
| 07/18/2012 | CN102589642A Monitoring device for liquid level and flow velocity of liquid iron in torpedo tank truck |
| 07/18/2012 | CN102589641A Method for eliminating influences of flowing water during measurement of water level of turbulence channel and special water stabilizing device |
| 07/18/2012 | CN102589640A Device for detecting filling ratios of steel balls of large-sized ball mills and detection method |
| 07/18/2012 | CN102589639A Observation system for saturation line of dam body of tailing reservoir |
| 07/18/2012 | CN102589638A Protection device of glass tube level gauge for boiler |
| 07/18/2012 | CN102589637A Method to support motor vehicle maintenance |
| 07/18/2012 | CN102587315A Model platform for slide surge tests and method for researching original waves |
| 07/18/2012 | CN102582058A Automatic alarm device for charge level in extruder hopper |
| 07/18/2012 | CN102578910A Method for detecting water level of soybean milk maker |
| 07/18/2012 | CN102095472B Reflection type photoelectric sensor |
| 07/18/2012 | CN101972495B Negative pressure wound treatment system capable of displaying relational graph between volume and viscosity of exudate |