| 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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| 10/04/1994 | CA1332205C Fibre optic sensors for the continuous measurement of liquid level and other parameters |
| 09/29/1994 | WO1994022033A1 Process for recognizing and discriminating between useful and interfering echos in the reception signal of distance sensors working according to the pulse-echo principle |
| 09/29/1994 | WO1994021551A1 Process and apparatus for precise volumetric diluting/mixing of chemicals |
| 09/29/1994 | WO1994021364A2 System for dissolving solids in a liquid |
| 09/29/1994 | WO1994021311A2 Blood reservoir volume sensing system |
| 09/29/1994 | DE4409554A1 Level measuring device for a liquid container, in particular a fuel container |
| 09/29/1994 | DE4310059A1 Method and device for determining the degree of filling by means of the level or, respectively, of the level of liquid in a container |
| 09/29/1994 | DE4309963A1 Barrel for the discharge of liquid manure |
| 09/29/1994 | DE4309605A1 Method for indicating an operating liquid supply of motor vehicles |
| 09/29/1994 | DE4309152A1 Method and device for establishing and documenting events during the transferring of environmentally hazardous fluids into other containers, particularly mineral oils and the like |
| 09/28/1994 | EP0616687A1 Microwave-based point liquid level monitoring system |
| 09/28/1994 | EP0616686A1 Non-hydrogenous process level measurement |
| 09/28/1994 | CN1092862A Self-correcting supersonic level gauge |
| 09/28/1994 | CN1092861A Full-sealed supersonic level gauge driven magnetically |
| 09/27/1994 | US5351036 Microwave-based point liquid level monitoring system |
| 09/21/1994 | EP0615611A1 Device for securing a housing. |
| 09/21/1994 | EP0596966A4 Time gate ultrasonic sensor and method. |
| 09/21/1994 | CN2177935Y Liquid level measurer for stock tank |
| 09/20/1994 | USRE34731 Digital level sensing probe system |
| 09/20/1994 | US5347875 Capacitor-coupled ohmic resistance position sensor |
| 09/20/1994 | US5347864 Liquid level measuring apparatus |
| 09/20/1994 | US5347863 Asphalt oil tank monitor |
| 09/20/1994 | US5347849 Water sensor that detects tank or vessel leakage |
| 09/20/1994 | US5347848 Apparatus for measuring a hydraulic fluid flow rate and/or leakage rate through an object to be tested |
| 09/20/1994 | US5347664 Suction fitting with pump control device |
| 09/15/1994 | DE4307844A1 Arrangement on a drying oven for accommodating barrels with contaminated sludge |
| 09/14/1994 | EP0615046A2 Method of partial filling of hollow bodies with granulates |
| 09/14/1994 | EP0614537A1 Laser diode liquid-level/distance measurement |
| 09/14/1994 | EP0614519A1 Device for determining and/or monitoring a predetermined level of contents of a container. |
| 09/14/1994 | CN2177229Y Magnetic float tilt plate liquid level gage |
| 09/14/1994 | CN2177228Y Liquid level over full controller |
| 09/14/1994 | CN2177227Y Straight blind zone-free liquid level gage |
| 09/14/1994 | CN1092036A Liquid supply control arrangement |
| 09/13/1994 | CA2054380C Liquid level control with capacitive sensors |
| 09/08/1994 | DE4306680A1 Method of determining the lifting height of a vertically adjustable load-suspension means of an industrial truck |
| 09/07/1994 | EP0613855A1 Bottling machine for transparent containers |
| 09/07/1994 | EP0613854A1 Bottling machine with volumetric dosing |
| 09/07/1994 | EP0563185B1 Liquid level indicator |
| 09/06/1994 | US5345471 Ultra-wideband receiver |
| 09/06/1994 | US5345398 Gauge glider |
| 09/06/1994 | US5343826 Fluid indicator assemblies for sight flow apparatus |
| 09/06/1994 | US5343743 Asymmetrical displacement flowmeter |
| 09/06/1994 | US5343732 Apparatus for determining the deviation in the level of liquid in a vessel |
| 09/01/1994 | DE4343750A1 Drink filler with froth control |
| 09/01/1994 | DE4306061A1 Device for detecting the filling level of a capillary overflow channel |
| 09/01/1994 | DE4305924A1 Device for detecting the overfilling of an overflow channel for liquids |
| 08/31/1994 | EP0612983A1 Method and apparatus for detecting the position of fluid-fluid interfaces |
| 08/31/1994 | EP0612430A1 Ultrasonic transducer |
| 08/31/1994 | EP0612226A1 Measurement cell for a monitoring appliance of a body fluid flowing out of a catheter |
| 08/30/1994 | US5341679 Resistor card fuel level sender with float arm actuator |
| 08/26/1994 | CA2115389A1 Method and apparatus for detecting the position of fluid-fluid interfaces |
| 08/24/1994 | CN2175413Y Observing glass for showing level of liquid |
| 08/23/1994 | US5339689 Apparatus for detecting variations in heat transfer for measuring the fluid level or the interface between two fluids within a container |
| 08/18/1994 | WO1994018549A1 A method for simultaneously measuring the positions of more than one surface in metallurgic processes |
| 08/18/1994 | WO1994018533A1 Liquid level and temperature monitoring apparatus |
| 08/18/1994 | WO1994018528A1 Method for measuring at least one feature of a liquid solution and device therefor |
| 08/18/1994 | WO1994017731A1 Tracheal intubation monitoring apparatus and method |
| 08/18/1994 | DE4304009A1 Laundry treatment appliance |
| 08/17/1994 | EP0611061A1 Displacement sensor |
| 08/17/1994 | CN2174688Y Magnetic control variable-resistance liquid level indicator |
| 08/17/1994 | CN1025693C Periodic sampling compensation method of position measurement vibration interference |
| 08/17/1994 | CN1025692C Pneumatic optic-fibre precise liquid level indicator |
| 08/16/1994 | US5337601 Method and apparatus for measuring pressure in a sealed well using a differential transducer |
| 08/10/1994 | EP0610050A1 Variable fluid and tilt level sensing probe system |
| 08/10/1994 | CN2173949Y Liquid level measurer |
| 08/10/1994 | CN2173948Y JCY series magnetic liquid level monitor |
| 08/10/1994 | CN2173947Y Armless oil quantity measurer |
| 08/10/1994 | CN2173946Y Defect-of-water and electrical interruption protector for motor, pump and pressure switch |
| 08/09/1994 | US5335622 Indicator cap |
| 08/09/1994 | US5335545 Ultrasonic detector with frequency matching |
| 08/04/1994 | DE4320411C1 Level gauge for determining reaching filling position of medium in container |
| 08/03/1994 | EP0608230A1 Dynamic and contactless measurement of displacement or permittivity using a capacitive sensor. |
| 08/02/1994 | USRE34679 Level measuring device |
| 08/02/1994 | US5334850 Method and device for optically detecting an interface between two fluids and method of setting the parameters for such detection |
| 08/02/1994 | US5333499 Liquid measuring float and float rod assembly |
| 08/02/1994 | US5333498 Apparatus and method for measuring physical characteristics of a liquid |
| 08/02/1994 | US5333497 Method and apparatus for continuous measurement of liquid flow velocity |
| 07/27/1994 | EP0571519B1 Process and device for measuring and monitoring liquid level, based on a fixed reference point, by using ultrasonic waves |
| 07/27/1994 | EP0570526A4 Device, system and method for measuring an interface between two fluids |
| 07/26/1994 | US5332991 Resistor type physical quantity sensor having migration inhibiting pattern |
| 07/26/1994 | US5331967 Tracheal intubation monitoring apparatus and method |
| 07/26/1994 | US5331850 Apparatus for indicating the level of a material in a container |
| 07/21/1994 | WO1994016273A1 Determining the amount of working fluid in a refrigeration or heat pump system |
| 07/21/1994 | DE4333666C1 Arrangement for determining optically visible phase boundaries in liquids |
| 07/21/1994 | DE4325398C1 Piezo-electric sound transducer |
| 07/20/1994 | EP0444173B1 Device for determining and/or monitoring a predetermined volume in a container |
| 07/20/1994 | CN2172463Y Sonic liquid level detector sensing device |
| 07/19/1994 | US5331163 Radioactive areal density detector with scintillating receiver |
| 07/14/1994 | DE4319922C1 Lead-acid storage battery electrolyte level indicator |
| 07/14/1994 | DE4300667A1 Capacitive level sensor |
| 07/14/1994 | DE4300383A1 Mechanically-damped liquid level detector |
| 07/13/1994 | CN2171848Y Magnetic tracking tank gage |
| 07/12/1994 | US5329467 Distance measuring method and apparatus therefor |
| 07/12/1994 | US5327997 Lubrication management system |
| 07/07/1994 | WO1994015181A1 A method and device for determining the level of gaseous or liqu id media in tubes |
| 07/06/1994 | EP0604670A1 Device for measuring the level of a fluid in a container |
| 07/05/1994 | US5325716 Apparatus for determining the pressure distribution along a limited distance and method for manufacturing it |
| 06/30/1994 | DE4243751A1 Container fill vol. continuous detection appts. |
| 06/29/1994 | EP0604118A1 Ink cartridge with ink level indicator |
| 06/29/1994 | CN1088679A Liquid level checking method for melted steel container heated by plasma |