| 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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| 10/09/2008 | DE102007014539A1 Damping beaker for oil level measuring unit for motor, particularly in motor vehicle, comprises breathing hole in upper end area of damping beaker and assigned to screening element with outer breathing hole |
| 10/08/2008 | EP1977201A2 Device for determining and monitoring the filling level of a medium in a tank |
| 10/08/2008 | CN201130329Y Apparatus for controlling material position for filling carbon element powder into container |
| 10/08/2008 | CN201130048Y Float ball type level transducer |
| 10/08/2008 | CN201130047Y Display of material position of storehouse body and alarm |
| 10/08/2008 | CN201130046Y Wave collecting instrument |
| 10/08/2008 | CN201130045Y Air pressure differential pressure type material position instrument |
| 10/08/2008 | CN201130044Y Pendulum bar type material position detector |
| 10/08/2008 | CN201130021Y High steadily composite balancing device for bearing ultrasonic wave of wave measuring sensor |
| 10/08/2008 | CN101283257A Method and apparatus for detecting severity of water leaks |
| 10/08/2008 | CN101283240A Sheltering device for radar type liquid level measuring apparatus |
| 10/08/2008 | CN101283239A Method and apparatus for sensing liquid level using baselinecharacteristic |
| 10/08/2008 | CN101283238A Motor vehicle oil dipstick means |
| 10/08/2008 | CN101281183A Paddy field moisture sensor |
| 10/08/2008 | CN101281053A System for detecting failures in fuel systems |
| 10/08/2008 | CN101281052A High precision low-power consumption radar liquid level instrument system |
| 10/08/2008 | CN100424482C Directional smoother of tubular level measurement device |
| 10/08/2008 | CN100424481C High-precision radar difference frequency time base generation method and circuit based on monocrystal |
| 10/08/2008 | CA2682659A1 Fluid level sensor |
| 10/07/2008 | US7432725 Electrical field sensors for detecting fluid presence or level |
| 10/07/2008 | US7432511 Method of operating liquid in the vacuum or low-pressure environment and observing the operation and device for the operation and observation |
| 10/07/2008 | US7432453 Apparatus and method for providing spatially-selective on-line mass or volume measurements of manufactured articles |
| 10/07/2008 | US7430814 Oil filling structure of internal combustion engine |
| 10/02/2008 | WO2008118016A1 Chromatographic column system |
| 10/02/2008 | WO2007094890B1 Apparatus and method for detecting a corrosive substance leak in a chemical composition analyzer |
| 10/02/2008 | US20080236275 Remote Monitoring of Fluid Storage Tanks |
| 10/02/2008 | DE112006002933T5 Radarfüllstandmesssystem und Übertragungsleitungssonde für die Verwendung in einem solchen System Radar level gauge system and transmission line probe for use in such a system |
| 10/02/2008 | CA2681403A1 Chromatographic column system |
| 10/01/2008 | EP1975629A1 Method and apparatus for detecting contact of a pipetting needle with a liquid in a vessel |
| 10/01/2008 | EP1975308A1 Method for determining the liquid level in a boiler |
| 10/01/2008 | EP1766220B1 Method for detecting complete draining of a propellant tank and for propellant management onboard a satellite |
| 10/01/2008 | CN201126389Y Photoreading U-shaped glass pressure meter |
| 10/01/2008 | CN201126375Y Water-level autoalarm |
| 10/01/2008 | CN201126374Y 液位报警器 Level alarm |
| 10/01/2008 | CN201126373Y Ultrasound wave article location meter |
| 10/01/2008 | CN201126372Y Detecting device for cooler water leakage of macrotype turbine generator |
| 10/01/2008 | CN201126371Y Side-installed integration type guided wave radar level transmitter |
| 10/01/2008 | CN201126008Y Clean oil mark containing protective cover |
| 10/01/2008 | CN100422871C Remaining toner detection apparatus and image forming apparatus provided with same |
| 10/01/2008 | CN100422695C Device for determining and/or monitoring a process variable |
| 10/01/2008 | CN100422694C Method for measuring liquid cryogen level using a level probe |
| 10/01/2008 | CN100422691C Supersonic flowmeter of supersonic sensor |
| 09/25/2008 | WO2008114043A1 A level sensing device |
| 09/25/2008 | WO2008113627A1 Device and method for measuring the fill level of a vehicle tank |
| 09/25/2008 | US20080234950 Water leakage-acoustic sensing method and apparatus in steam generator of sodium-cooled fast reactor using standard deviation by octave band analysis |
| 09/25/2008 | US20080231290 Capacitive Position Sensor |
| 09/25/2008 | US20080231267 Liquid level detecting device |
| 09/25/2008 | US20080229820 Capacitive Gauge |
| 09/25/2008 | US20080229819 Capacitive Sensor and Method and Apparatus for Controlling a Pump Using Same |
| 09/25/2008 | US20080229602 Temperature sensitive dipstick |
| 09/25/2008 | DE102008012319A1 Widerstandsplatte und mit der Widerstandsplatte versehene Flüssigkeitspegel-Detektionsvorrichtung Resistance plate and provided with the resistive plate liquid level detecting device |
| 09/25/2008 | DE102007012917A1 Vorrichtung und Verfahren zur Füllstandsmessung eines Fahrzeugtanks Apparatus and method for measuring the level of a vehicle tank |
| 09/25/2008 | DE102007012011A1 Level measurement device for container, has pressure sensor provided at reference point, and compensation tank designed in such manner that atmospheric pressure effect on liquid column, and liquid withdrawal are prevented |
| 09/24/2008 | EP1972933A1 Chromatographic column system |
| 09/24/2008 | EP1972905A2 Fluid level measuring device |
| 09/24/2008 | EP1972792A2 Submersible pump assembly |
| 09/24/2008 | EP1971833A1 A method and arrangement for calibration of a system for determining the amount of liquid in a reservoir |
| 09/24/2008 | EP1971492A2 Liquid container with liquid amount detection unit and liquid filling method |
| 09/24/2008 | CN201122108Y Explosion-proof magnetic floater liquid level gauge |
| 09/24/2008 | CN201122107Y Water fullness alarm apparatus |
| 09/24/2008 | CN201122106Y Indicator disk type fuel level meter |
| 09/24/2008 | CN201122105Y Turning column type display equipment and liquid level gauge thereof |
| 09/24/2008 | CN201122104Y Molten steel emptying control identification ruler of molten steel tank |
| 09/24/2008 | CN101271013A Liquid level detecting device |
| 09/24/2008 | CN101271012A Non-contact portable ultrasonic wave liquid level measuring apparatus |
| 09/24/2008 | CN101271011A Heat-sensitive digital level transducer |
| 09/24/2008 | CN101271010A Multi-mouth radial flow water level monitoring system |
| 09/24/2008 | CN101269580A Ink level detecting apparatus of ink-jet image forming apparatus and method for controlling the same |
| 09/24/2008 | CN101268913A Intelligent healthy drinking machine |
| 09/24/2008 | CN100420924C Capacitance type liquid status sensor |
| 09/23/2008 | US7427844 Switch assembly, electric machine having the switch assembly, and method of controlling the same |
| 09/23/2008 | US7426870 Torsional fixing device, especially for the housing of a measuring transducer |
| 09/23/2008 | CA2506886C Products having rfid tags to provide information to product consumers |
| 09/23/2008 | CA2309101C Liquid level gauge |
| 09/22/2008 | CA2627814A1 Multiphase-liquid level data logger |
| 09/18/2008 | WO2008110909A2 Measurement method for measuring the peak flow discharges and the channel bed roughness in a natural or artificial water course and related system |
| 09/18/2008 | WO2008076720A3 Optical level detection probe for fluid overfill prevention system |
| 09/18/2008 | US20080223709 Fluid level switch |
| 09/18/2008 | US20080223128 Capacitive Gauge Comprising Interdigital Electrodes On An Insulating Substrate |
| 09/18/2008 | DE10359578B4 Verfahren zum Diagnostizieren eines Rauschfehlers eines Kraftstoffpegelsensors eines Fahrzeuges A method for diagnosing a noisy failure of a fuel level sensor of a vehicle |
| 09/18/2008 | DE102007012938A1 Process variable e.g. viscosity, determining and/or monitoring device, has window unit permitting determination of variable using reference sensor, sensor unit determining and/or monitoring variable, and fastening unit fastening sensor unit |
| 09/18/2008 | DE102007012166A1 Household machine e.g. dishwasher, has level detector for detecting level of operating liquid under utilization of reflection and/or transmission characteristics, and transmission body formed as light conductor and available for used light |
| 09/18/2008 | DE102007012096A1 Screw-in part for optical sensor, has optical body with truncated cone shape between its optical input and output surfaces, and annular groove provided in screw-in piece in region of bearing surface of body for receiving sealing ring |
| 09/18/2008 | DE102007011877A1 Optisches Sensorsystem an einer Vorrichtung zur Behandlung von Flüssigkeiten An optical sensor system for an apparatus for treating liquids |
| 09/18/2008 | CA2680830A1 Physical/chemical uniform pressure indicating constructs including chemistries, films and devices configurations |
| 09/17/2008 | EP1970680A2 Optical sensor system for a device for treating fluids |
| 09/17/2008 | CN201116882Y Echosounder echo-signal generating device |
| 09/17/2008 | CN201116881Y Sulfur pool liquid level measuring device |
| 09/17/2008 | CN101266167A Capacitance type digital material-level sensor and its measurement method |
| 09/17/2008 | CN101266166A Liquid level measuring device |
| 09/17/2008 | CN101266165A Charge level automatic detection device |
| 09/17/2008 | CN100419393C Oil level sensor anti-corrosion additional device |
| 09/16/2008 | US7425303 Automatic analyzer |
| 09/16/2008 | US7424824 Liquid sensing apparatus for a liquid container for supplying a liquid to a liquid consuming apparatus, and a liquid container in which the liquid sensing apparatus is built |
| 09/13/2008 | CA2625513A1 Optical sensor system on an apparatus for treating liquids |
| 09/12/2008 | WO2008089209A3 Discrete fluid level sensor and mount |
| 09/12/2008 | WO2008060707A3 Method and apparatus for minimizing the effect of baseline depression in ionizing radiation measuring equipment |
| 09/11/2008 | DE102007049950A1 Umweltzustandsbestimmungsvorrichtung Environmental condition determining device |
| 09/11/2008 | DE102007011994A1 Fluid level measuring module e.g. swimmer, for use in fluid supply system, has room temperature sensor element producing reference signal, which is compared with another signal and deliver corresponding control signal through output |
| 09/10/2008 | EP1966646A1 Heating device for a field device display |