Patents
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)
09/2003
09/24/2003CN2575620Y Weighing electronic scale
09/24/2003CN2575619Y Electronic scale for portal jib crane and bridge crane use
09/24/2003CN2574687Y Intercept alarming transfusion device
09/23/2003US6624755 Liquid level sensor apparatus and method
09/23/2003US6624435 Dual riser/dual capillary viscometer for newtonian and non-newtonian fluids
09/23/2003US6623700 Efficiency; minimizing sample volume
09/23/2003US6622993 Humidifier including output efficiency and liquid level indicators
09/23/2003US6622557 Level sensor and method of registering a level in a container
09/18/2003WO2003076882A1 Field device electronics for conductive limit level switches
09/18/2003US20030175185 For feeding a catalyst mixture containing solid catalyst mixed in a carrier fluid; can be used for feeding solid catalysts into a polymerization reactor; accurate measurement, simple and unexpensive
09/18/2003US20030172745 Methods and apparatus for measuring the contents of liquid containers and the flow rate of liquids dispensed from liquid containers and stock control systems based thereon
09/18/2003DE20310309U1 Dehumidification measuring and control device for filter centrifuge, measures filtrate flow using region of higher sensitivity when flow rate falls below threshold
09/18/2003DE20308982U1 Measuring and monitoring system for level of fluid in container uses piezoelectric transmission electrode sending ultrasonic waves through fluid to receiving electrode on other side of container
09/17/2003EP1344029A1 Device for electromagnetic detection of the level of a material which is or has been made conductive, in particular molten glass
09/17/2003EP1344028A1 Pipette system and pipette array
09/17/2003CN2574052Y Dry and wet and liquid level monitor
09/17/2003CN2574023Y Optoelectronic stored grain level monitoring device
09/17/2003CN2574022Y Mud level alarm
09/17/2003CN2574021Y Displacement transducer
09/17/2003CN2574020Y Liquid level sensor of ultrasonic atomizer
09/17/2003CN2574019Y Automatic oil-gas-water meter
09/17/2003CN1443302A Device for measuring level of material in container
09/17/2003CN1443299A Device for measuring/determining physical quantity of medium
09/17/2003CN1442676A High pressure resistant magnetic fluid level gauge
09/17/2003CN1121667C Process for generating warning signal relating to level in product storage tank and device for implementing process
09/16/2003US6621763 Power saving technique for pulse-echo acoustic ranging systems
09/16/2003US6619206 Method and apparatus for maintaining ink level in ink fountain of printing press
09/16/2003US6619118 Without a need for excavating and physically inspecting the septic tank
09/16/2003US6619117 Level measuring instrument
09/16/2003CA2255192C Filling level measuring device operating with microwaves, having an insert composed of a dielectric, and process for producing the dielectric
09/12/2003WO2003074978A2 Stabilized conductivity sensing system
09/12/2003WO2003023370A3 System, method and computer program for conducting optical transmission measurements and evaluating determined measuring variables
09/12/2003CA2477822A1 Stabilized conductivity sensing system
09/11/2003US20030169197 Rod antenna with installation thread
09/11/2003US20030169167 Sensor device
09/11/2003US20030168674 Level meter
09/11/2003US20030167839 Device for dertermining the level of a filter material in a container
09/11/2003US20030167838 Method and device for determining the filling level of a medium in a container
09/11/2003DE20306332U1 Radiator air sight tube is transparent adaptor for bleed valve
09/10/2003EP1035926A4 Substrate treatment promoting shedding of oil
09/10/2003EP0891535B1 Fluid sensor
09/10/2003CN2572361Y Thermal-insulation magnetic float board-torn over liquid level meter
09/10/2003CN2572360Y Sound-light alarm for material level of stock bin
09/10/2003CN2572359Y Optical fibre liquid level meter
09/10/2003CN2572358Y Water level sensing rubber rod for water tank of solar energy water-heater
09/10/2003CN2572357Y Composite pad for glass sheet liquid level meter
09/10/2003CN2572356Y High-pressure oil and water meter
09/10/2003CN1441896A Liquid gauging apparatus using time delay neural network
09/10/2003CN1441232A Measuring barrel for three-probe capacitive liquid level meter with automatic liquid level compenscation
09/10/2003CN1120982C Wave-transmission lever contact type ultrasonic pulse echo level measuring method
09/09/2003US6617968 Capacitive oil level sensor for vehicular drive axles
09/09/2003US6617601 Molten metal pouring control system and method
09/09/2003US6615658 Method and apparatus for detecting the internal liquid level in a vessel
09/09/2003US6615657 Built-in test procedure for non-intrusive ultrasonic level sensing
09/09/2003US6615656 Method and apparatus for measuring the quantity of fuel in a vehicle fuel tank subject to external forces
09/09/2003US6615638 Device for the gravimetric testing of multichannel pipettes
09/04/2003US20030164708 Stabilized conductivity sensing system
09/04/2003US20030164561 Device and method for indicating the amount of water contained in a humidifier water bottle
09/04/2003DE20217217U1 Filling level meter for food troughs containing liquid foodstuff for piglets and baby pigs comprises a compressed air impulse generator and a pressure transducer arrangement that measures low food levels accurately
09/03/2003EP1340966A2 Sensor assembly with a waveguide and a return conductor
09/03/2003EP1340965A1 Methods and apparatus for measuring the contents of liquid containers and the flow rate of liquids dispensed from liquid containers and stock control systems based thereon
09/03/2003EP1340619A2 A fluid level detection apparatus and method for determining the volume of fluid in a container
09/03/2003EP1340095A2 Sensor apparatus
09/03/2003EP1339978A1 Device and method for measuring the injection quantity of injection nozzles, especially for motor vehicles
09/03/2003EP1339566A2 Stable, reliable capacitive oil deterioration and level sensor
09/03/2003CN2570749Y Oil tank level electrode detecting apparatus
09/03/2003CN2569947Y Full water-cooled gamma-ray receiver
09/03/2003CN2569807Y Automatic alarm traditional Chinese medicine decocting pot
09/03/2003CN1120090C Liquid container with liquid detecting device
09/03/2003CN1120089C Liquid container with liquid consumption detecting device
09/02/2003US6615149 Spectral diagnostics in a magnetic flow meter
09/02/2003US6614391 Device for determining the fill level of a filling substance in a container
09/02/2003US6612169 Apparatus for engine lubricant level detection
09/02/2003US6612168 Explosion proof magnetostrictive probe
09/01/2003CA2419348A1 Device and method for indicating the amount of water contained in a humidifier water bottle
08/2003
08/28/2003WO2003071240A1 Method and apparatus for circuit fault detection with boiler water level detection system
08/28/2003WO2003071239A1 Method and device for optically measuring the filling level of fluid-filled containers
08/28/2003WO2003070227A1 Taste-masked film-type or wafer-type medicinal preparation
08/28/2003US20030160064 Washing agent dispenser for a household a dishwasher
08/28/2003US20030159856 Apparatus and method for providing spatially-selective on-line mass or volume measurements of manufactured articles
08/28/2003US20030159588 Illuminated jug kettle
08/28/2003US20030159507 Hermetic fuel level sender
08/28/2003US20030159506 Apparatus for determining and/or monitoring the filling level of a filling material in a container
08/28/2003US20030159504 Moisture detection system and method of use thereof
08/28/2003CA2476709A1 Method and device for optically measuring the filling level of fluid-filled containers
08/27/2003EP1338339A1 A system and method for verifying the integrity of the condition and operation of a pipetter device for manipulating fluid samples
08/27/2003EP1337814A1 Liquid depth sensing system
08/27/2003EP1337813A2 Method for estimating fuel volume in a motor vehicle tank
08/27/2003CN2569114Y Gamma gage on-line measurer of counter tube guard seal
08/27/2003CN2569113Y Float bowl liquid level transittent
08/27/2003CN2568458Y Visual fuel tank
08/27/2003CN1439093A Piezoelectrically excited oscillating element
08/27/2003CN1438848A Illuminated jug kettle
08/27/2003CN1438475A Method for measuring object-position utilizing natural radioctivity
08/26/2003US6611775 Electrode leakage diagnostics in a magnetic flow meter
08/26/2003US6611770 Liquid conduction indication in a magnetic flowmeter
08/21/2003WO2003069283A2 Infrared density measurement of pet containers
08/21/2003US20030156848 Process cartridge and electrophotographic image forming apparatus
08/21/2003US20030156035 Measuring device
08/21/2003US20030155938 Method and apparatus for circuit fault detection with boiler water level detection system