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

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)
11/2004
11/11/2004	US20040221647 Liquid level sending unit with flexible sensor board
11/11/2004	US20040221646 System for detecting remaining amount of liquid in tank
11/11/2004	US20040221645 Sealed fuel level sensor
11/11/2004	DE4306193B4 Füllstandssensor Level sensor
11/11/2004	DE10318445A1 Monitoring device for measuring and checking chemical and physical parameters of a process medium, has a checking device with which the operation of individual components can be checked
11/10/2004	EP1475615A1 Oil dip stick
11/10/2004	EP1475587A1 Cryogenic container for the storage of products in gaseous phase and utilisation for storing biological products
11/10/2004	CN2655201Y Rotary counting type liquid level-meter
11/10/2004	CN2655200Y Electromechanical digital and laser monitoring system
11/10/2004	CN2655199Y Material position detector for limekiln
11/10/2004	CN2654921Y Respirator oil scale for power steering oil tank
11/10/2004	CN1545615A Method and apparatus for directly digitizing microwave signals
11/10/2004	CN1545614A Apparatus for transmitting radio-frequency signals
11/10/2004	CN1545612A Sensor using electro active curved helix and double helix
11/09/2004	US6813946 Liquid sensing
11/04/2004	WO2004095017A2 Safety device for laboratory work, especially for liquid chromatography systems
11/04/2004	WO2004094964A1 Device for determining and/or monitoring at least one physical or chemical process variable of a medium in a container
11/04/2004	WO2004094963A2 Fluid detecting means
11/04/2004	US20040220737 Method for determining the relative elevation of points in a near-shore area and measuring device for establishing a stable instantaneous water level
11/04/2004	US20040216862 Laboratory thermostat
11/04/2004	US20040216522 Liquid level sensor using a non linear rheostat and a float
11/04/2004	DE10317809A1 Füllstandssensor für einen Kraftstoffbehälter Level sensor for a fuel tank
11/04/2004	DE10317268A1 Empty tank replacement method for resist tank used in semiconductor photolithography system has capacitive level and bubble sensors and machine readable code on tank
11/04/2004	DE10316315A1 Retrofit oil level sensor for a combustion engine, especially a large diesel engine, has a mounting that is inserted via an inspection cover in the engine casing
11/03/2004	EP1472759A1 Rod antenna with installation thread
11/03/2004	EP1313056B1 System for detecting and recording discharges of waste hydrocarbons of a ship
11/03/2004	CN2653464Y Electromechanical digital radar monitoring system
11/03/2004	CN2653463Y Electrode insert type water temperature and level signal collector
11/03/2004	CN2653462Y 射频导纳物位控制器 RF Admittance Level Controller
11/03/2004	CN2653461Y Central distance stepless regulating liquid level meter
11/03/2004	CN2653460Y Liquid level meter with self locking flange member
11/03/2004	CN2653459Y Liquid level meter with flushing mechanism
11/03/2004	CN1543369A 灭火器 Fire extinguisher
11/03/2004	CN1542413A Improved liquid level sensing gauge assembly and method of installation
11/03/2004	CN1174226C Fuel gauge unit for fuel tank
11/03/2004	CN1174225C Method for detecting container fixed point liquid level through supersound
11/03/2004	CN1174224C Liquid level measuring instrument and its error compensation method
11/02/2004	US6810732 Water level sensor
11/02/2004	US6810731 Refined liquid level detector structure
11/02/2004	US6810723 Engine combustion monitoring and control with integrated cylinder head gasket combustion sensor
10/2004
10/28/2004	WO2004092691A2 Level sensor for a fuel tank
10/28/2004	WO2004091960A1 Device for measuring the level of a fuel tank
10/28/2004	WO2004075417A3 Protection against the effects of condensate bridges
10/28/2004	WO2004065914A9 Measurement of entrained and dissolved gases in process flow lines
10/28/2004	US20040215407 Apparatus and method for integrating a fuel supply and a fuel level sensing pressure sensor
10/28/2004	US20040215382 Telematics system
10/28/2004	US20040212529 Radar filling level measurement using circularly polarized waves
10/28/2004	DE19744916B4 Wasserkocher mit Füllstandsdetektor Kettle with level detector
10/28/2004	DE10323516B3 Dehumidification measuring and control device for filter centrifuge, measures filtrate flow using region of higher sensitivity when flow rate falls below threshold
10/28/2004	DE10317672A1 Motor vehicle fuel tank filling level measurement device comprises a film-type sensor contained within a protective tube, connected to a display unit via a connection cable and inserted via the tank filling opening
10/28/2004	DE10316299A1 Messgerät zur Bestimmung und/oder Überwachung einer Prozessgröße Instrument for measuring and / or monitoring a process variable
10/27/2004	EP1471337A2 Device for measuring the level of a liquid in a container
10/27/2004	EP1470395A2 Method and device for the direct digitization of microwave signals
10/27/2004	EP1470394A1 Device for measuring levels
10/27/2004	EP1469895A1 Capacitance fluid volume measurement
10/27/2004	EP1469716A2 Free-flow fluid measurement meter
10/27/2004	CN2651947Y Water level alarming device of accumulator
10/27/2004	CN2651723Y Air control liquid level alarming devices
10/27/2004	CN2651722Y Mechanical level alarm
10/27/2004	CN2651721Y Chain level metering installation
10/27/2004	CN1541328A Liquid level sensor device
10/27/2004	CN1540296A Method of application of digital indexing type water level sensor
10/27/2004	CN1540295A Digital indexing type water level sensor
10/27/2004	CN1540294A Method for producing digital indexing type water level sensor
10/27/2004	CN1540203A Two constant singlechambered balanced container
10/27/2004	CN1539554A Lab thermostat
10/26/2004	US6810342 Method for the noise-free evaluation of radar signals
10/26/2004	US6807814 Apparatus for detecting an amount of stored ice
10/26/2004	CA2230867C Improved apparatus for measuring the quality of a fluid in a vessel
10/24/2004	CA2450080A1 Apparatus and method for integrating a fuel supply and a fuel level sensing pressure sensor
10/21/2004	WO2004090491A2 Measurement of molten sulfur level in receptacles
10/21/2004	WO2004090480A2 Measuring apparatus for determining and/or monitoring a process parameter
10/21/2004	US20040207192 Road and rail tankers
10/20/2004	CN2650081Y Rope-reading water gauge
10/20/2004	CN2650080Y Special level artificial measuring tool for glass tank furnance
10/20/2004	CN2649362Y Precision meternig device suitable for mill base tub of colour mixer
10/20/2004	CN1172167C Control of absolute storage capacity by means of measurement of radial force
10/19/2004	US6806824 Apparatus and method for measuring the distance to an object
10/19/2004	US6805070 Fluid container with level indicator, and fluid level indicator assembly for a fluid container
10/19/2004	CA2119964C Fluid level sensing systems
10/14/2004	WO2004088253A2 Level measuring device operating with ultrasound
10/14/2004	WO2003058174A8 Free-flow fluid measurement meter
10/14/2004	US20040204870 Fuel tank level monitoring system and method
10/14/2004	US20040200735 Fuel gauge for hydrogen storage media
10/14/2004	US20040200278 Side-mountable fluid level sensor
10/14/2004	US20040200277 Level detector for storage tanks for fluids
10/14/2004	US20040200276 Level measuring instrument and procedure for its inserting into a container
10/14/2004	DE202004012824U1 Medium process size sensing unit has vibrating unit with piezoelectric sensor feed cable in collar between rod and tube
10/14/2004	DE202004007246U1 Display for a liquid container, e.g. milk, comprises a foil applied to a liquid container or a paint applied on the container which changes color with temperature
10/14/2004	DE10315413A1 Dipstick for measuring oil level of internal combustion engine, has closure part with through-hole in direction of dipstick, which can be closed by handle
10/14/2004	DE10314922A1 Mit Ultraschall arbeitendes Füllstandsmeßgerät An ultrasonic level measuring device
10/13/2004	EP1467189A1 Side-mountable fluid level sensor
10/13/2004	EP0988661B1 Horn antenna
10/13/2004	CN2648480Y Auto-temp.-controller for motor of boiler
10/13/2004	CN2648416Y Fibre-optical grating liquid level sensor
10/13/2004	CN2648415Y Inducing material level indicator
10/13/2004	CN2648414Y Liquid level indicating device for transparent tube flow meter
10/13/2004	CN2647331Y Simple medical infusion appliance liquid level detection alarmer
10/13/2004	CN2647328Y Automatic monitoring device for infusion
10/13/2004	CN1171079C On-line measurer of powder level in coal powder banker of coal-fired boiler

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