| 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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| 02/13/2013 | CN202734924U Thick film circuit board of oil level sensor |
| 02/13/2013 | CN202734923U 锅炉水位显示装置 Boiler water level display device |
| 02/13/2013 | CN202734922U Multipoint electronic liquid-level measuring tank |
| 02/13/2013 | CN202734921U Powder return quantity measurement instrument of coarse powder separator |
| 02/13/2013 | CN202734920U Measuring system for embedded ultrasonic remote water level |
| 02/13/2013 | CN202734919U Capacitance type water level detection device |
| 02/13/2013 | CN202734918U High-temperature and high-pressure resistant sectional capacitance level transmitter |
| 02/13/2013 | CN202734917U System for monitoring and displaying material levels of aggregate bins |
| 02/13/2013 | CN202734916U 位置传感器 Position Sensor |
| 02/13/2013 | CN202734915U Water level sensor |
| 02/13/2013 | CN202734914U 水位传感器 The water level sensor |
| 02/13/2013 | CN202734913U Location sensor |
| 02/13/2013 | CN202734912U 水位传感器 The water level sensor |
| 02/13/2013 | CN202734911U Liquid level measuring device using liquid weight detection |
| 02/13/2013 | CN202734910U External double chamber balance container |
| 02/13/2013 | CN202734909U Fluidized ash material level detector |
| 02/13/2013 | CN202734908U Intelligent water level recording instrument |
| 02/13/2013 | CN202734907U Asphalt liquid level measuring device |
| 02/13/2013 | CN202734906U Instrument press measure device with filter protecting function |
| 02/13/2013 | CN202734905U Oil level detection tool for gear oil |
| 02/13/2013 | CN202734904U Multi-layer underground water level observing device for hydrogeological borehole |
| 02/13/2013 | CN202734903U Water level warning gauge |
| 02/13/2013 | CN202734902U Granular solid material position detecting sensor |
| 02/13/2013 | CN202734901U Centralized marking device for liquid level monitoring |
| 02/13/2013 | CN202734900U Anti-clogging intelligent liquid level |
| 02/13/2013 | CN202734899U Water level remote alarm device of cable trench of converting station |
| 02/13/2013 | CN202734896U Electronic measuring cylinder |
| 02/13/2013 | CN102928617A Solid model section multi-parameters modularized measuring device and measuring method thereof |
| 02/13/2013 | CN102928052A Device for detecting water level of water tank of automobile |
| 02/13/2013 | CN102928051A Water gauge suitable for video detection of water level |
| 02/13/2013 | CN102928050A Multi-section admittance liquid level interfacial measuring instrument without unmeasurable area |
| 02/13/2013 | CN102928049A Liquid level detection method and system |
| 02/13/2013 | CN102928048A Non-contact electronic liquid level detector and operation method of non-contact electronic liquid level detector |
| 02/13/2013 | CN102928047A Resistance type flexible electronic water gage |
| 02/13/2013 | CN102928046A 无级式水位传感器 Stepless type level sensor |
| 02/13/2013 | CN102928045A Optical fiber Michelson interference liquid level sensor |
| 02/13/2013 | CN102928044A Method and device for detecting submerged car |
| 02/13/2013 | CN102928043A Material level detection method based on linear array temperature sensor |
| 02/13/2013 | CN102928042A Water level measuring device for river model test |
| 02/13/2013 | CN102928041A Small volume liquid level detecting device |
| 02/13/2013 | CN102928040A Ship-lock multi-channel water level measuring system and filter method thereof |
| 02/13/2013 | CN102928039A Method for acquiring real-time data of steel antirust agent |
| 02/13/2013 | CN102928038A Monitoring device aiming at ethyl ester amount |
| 02/13/2013 | CN102928037A Road waterlogging monitoring and releasing method based on internet of things technology |
| 02/13/2013 | CN102928015A Mobile monitoring device for emergency- relief water internet of things |
| 02/13/2013 | CN102923071A Wading management system and control method for same |
| 02/13/2013 | CN102519543B Pressure detection device of differential pressure levelmeter for cryogenic liquid storage tank |
| 02/13/2013 | CN102177420B Filling level measuring device operating with microwaves |
| 02/13/2013 | CN101795976B A percolating filter system with a removable cartridge |
| 02/12/2013 | CA2627210C Apparatus for capacitive determining and/or monitoring of fill level of a medium |
| 02/11/2013 | CA2786073A1 Monitor for particulate matter in dispensing container |
| 02/07/2013 | WO2013019496A1 Oil level measurement system and method |
| 02/07/2013 | WO2013017534A1 Linear relationship between tracks |
| 02/07/2013 | WO2013017533A1 Tracking process taking into consideration a linear relationship |
| 02/07/2013 | US20130035880 Tracking with consideration of mobility |
| 02/07/2013 | DE10361640B4 Messeinrichtung für Schöpfräder Measuring device for waterwheels |
| 02/07/2013 | CA2841979A1 Oil level measurement system and method |
| 02/06/2013 | EP2554956A1 Tracking taking mobility into consideration |
| 02/06/2013 | EP2554955A1 Method and apparatus for measuring liquid metal height and the thickness of a slag layer in a metallurgical vessel |
| 02/06/2013 | CN202720085U Mountain torrent induction device |
| 02/06/2013 | CN202720025U Electric buoy level gauge based on highway addressable remote transducer (HART) communication |
| 02/06/2013 | CN202720024U 电站水位监视器 Plant water level monitor |
| 02/06/2013 | CN202720023U Cooling agent liquid level warning device |
| 02/06/2013 | CN202720022U HART (Highway Addressable Remote Transducer) communication-based magnetostrictive liquid level gauge |
| 02/06/2013 | CN202720021U Fully-isolated intelligent tuning fork material level transmitter |
| 02/06/2013 | CN202720020U Air curtain ash-removing device for radar level gauge of melt reducing-modifying furnace |
| 02/06/2013 | CN202720019U Laterally arranged type sensor with insulation positioning belt |
| 02/06/2013 | CN202720018U Quartz double-color water gauge with backlight |
| 02/06/2013 | CN202720017U Gas holder height measurement device |
| 02/06/2013 | CN202720016U Maintenance-free water level gauge for high-pressure boiler |
| 02/06/2013 | CN202720015U Powder material surplus quantity test device |
| 02/06/2013 | CN202720014U Material level detection mechanism |
| 02/06/2013 | CN202720013U Oil level display device of underground trackless vehicle |
| 02/06/2013 | CN202720012U Water drop and water immersion sensor |
| 02/06/2013 | CN202717232U Oil tank oil leakage detection device |
| 02/06/2013 | CN202715275U Buoyancy liquid extraction device |
| 02/06/2013 | CN102918368A Fuel system electro-static potential differential level sensor element and hardware/software configuration |
| 02/06/2013 | CN102918367A Multi-conductor water in fuel sensor for fill rate detection |
| 02/06/2013 | CN102914402A Fluid energy conversion experimental multi-benchmark pressure measuring device with telescopic pipe ruler |
| 02/06/2013 | CN102914348A Method and device for acquiring fuel quantity information of fuel tank |
| 02/06/2013 | CN102914347A Liquid level sensor having self-calibration function and sensing method thereof |
| 02/06/2013 | CN102914346A Tracking taking mobility into consideration |
| 02/06/2013 | CN102914345A Material level switch and method for monitoring material level of material cabin |
| 02/06/2013 | CN102914344A Manufacturing method of water sensor probe structure |
| 02/06/2013 | CN102914343A Non-contact type single-point liquid metal liquid level measurement device |
| 02/06/2013 | CN102914342A Detection device for underground sump coal slime sediment deposition |
| 02/06/2013 | CN102912417A Solid liquid interface detector for polysilicon ingot furnace |
| 02/06/2013 | CN102419196B Method for automatically drawing river water surface line by utilizing multiple remote control water level detection devices |
| 02/06/2013 | CN102353424B Triaxial liquid level meter with magnetic reversible column |
| 02/06/2013 | CN102338652B Differential-pressure type anti-freezing liquid level meter |
| 02/06/2013 | CN102305656B Liquid level indicating system and contact resistance washing circuit |
| 02/05/2013 | US8370089 Method and equipment for determining the interface between two or more fluid phases |
| 02/05/2013 | US8370088 Method for the real-time determination of the filling level of a cryogenic tank |
| 02/05/2013 | US8365594 Combined oil level or condition sensor and sight oil level gage |
| 02/05/2013 | US8365593 Hydraulic monitoring unit |
| 02/05/2013 | US8365592 Measuring probe for a measuring device |
| 02/05/2013 | US8365574 Systems and methods for minimizing stray current in capacitive sensor data |
| 02/05/2013 | CA2677775C Apparatus for determining and/or monitoring a process variable |
| 01/31/2013 | WO2013014394A1 Device for measuring liquid level |
| 01/31/2013 | WO2013014271A1 Method and apparatus for measuring liquid metal height and the thickness of a slag layer in a metallurgical vessel |