Patents
Patents for G01N 9 - Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity (6,694)
10/1994
10/25/1994US5357809 Volumetric flow corrector having a densitometer
10/20/1994DE4312560A1 Densimeter for process liquids
10/12/1994EP0619477A1 High accuracy pressure sensor, a pressure gradiometer incorporating such a sensor, and a method of manufacturing the sensor
10/05/1994EP0618437A1 Method and device for determining at least one physical parameter of accumulator electrodes
09/1994
09/29/1994WO1994021999A1 Vibrating tube densimeter
09/15/1994WO1994020671A1 Method for controlling a process by measurement of wood chips
09/15/1994CA2156819A1 Method for controlling a process by measurement of wood chips
09/13/1994US5345811 Fluid density sensor and system
08/1994
08/31/1994EP0612995A1 An apparatus and a method for automatically measuring the density of an object
08/31/1994CN1091519A Apparatus for determining fluid flow
08/27/1994CA2116408A1 Apparatus and a method for automatically measuring the density of an object
08/17/1994EP0610462A1 New device for attaching hygienic articles, and production method
08/16/1994US5339258 Apparatus for determining the density of liquids and gases from a period of an oscillator filled with a test sample
08/03/1994EP0608736A2 Volumetric flow corrector having a densitometer
07/1994
07/26/1994US5332307 Measurement cell for granular or powdered products
07/26/1994US5331844 Method and device for measuring the viscosity of a flowing fluid
07/26/1994CA2005407C Method and apparatus for determining distribution of mass density
07/13/1994EP0606121A1 Automatic apparatus for inspecting powdery product
07/13/1994EP0605944A2 Apparatus for determining fluid flow
07/12/1994US5327773 Method and apparatus for measuring steam density by neutron method
07/06/1994EP0605298A1 Method and sensor for measuring the density of a fluid and a mass gauge using such a sensor
07/06/1994CN2171112Y Siphon liquid araeometer
07/05/1994US5325705 In-line detector system for real-time determination of impurity concentration in a flowing gas stream
06/1994
06/28/1994US5323638 Sensor apparatus
06/23/1994WO1994014047A1 Transducer for the measurement of attributes of flowable media
06/21/1994US5321975 Differential erythrocyte counts
06/15/1994EP0446246B1 A method and device for measuring the viscosity and/or the density of a flowing fluid
06/14/1994US5319964 Apparatus, method and system for monitoring fluid
06/08/1994CN1087721A Indexing method for oil, gas and water mixed delivery
06/08/1994CN1024946C Combined measuring method for volume weight of pulp and flow rate of grouting
06/07/1994US5317928 Method for measuring the flow rate of a component of a two-component fluid mixture
06/01/1994EP0599682A1 Gaseous feeding process, paricularly for diborane and silane
05/1994
05/19/1994DE4238684A1 Self-calibrating gas pycnometer for determining density, vol. and porosity - contains sealable measurement chamber contg. piston, and measures press. difference between measurement chamber and external press. system
05/18/1994CN2165440Y Combustible gas safety alarm
05/11/1994EP0596432A1 Measuring device for density of liquid or high-temperature melt without influence of surface tension
05/11/1994CN2164555Y Direct measurer for micro-quantity mine density
05/04/1994EP0595438A2 Plant for determining the quality of sawwood
05/04/1994EP0437476B1 Vibrating strip transducer
05/04/1994CN2164041Y Sodium magnesium ratiometer
05/04/1994CA2106514A1 In-plane ultrasonic velocity measurement
04/1994
04/26/1994CA1328747C Process and a device for carrying out measurements at a foaming liquid
03/1994
03/31/1994WO1994007122A1 Density measurement
03/23/1994CN1084272A Portable densimeter and density measurement method
03/16/1994CN2159022Y Microhydrometer for urine and tissue liquid
03/15/1994US5295084 Vibrating tube densimeter
03/15/1994US5295083 Device for dynamically measuring bubble content of flowing liquid
03/03/1994WO1994004110A1 New device for attaching hygienic articles, and production method
03/03/1994CA2121035A1 New device for attaching hygienic articles, and production thereof
03/01/1994US5289716 For determining the viscosity of a first fluid
02/1994
02/24/1994DE4227686A1 Measuring gas density in gas insulated systems - involves using special heating wire or functional wire to measure heat transport as measure for gas density
02/23/1994EP0583545A2 Device for continuously measuring the concentration of brine
02/23/1994CN2157513Y Liquid density transducer
02/09/1994EP0582082A1 Method and device for determining the viscosity of liquids
02/09/1994EP0582045A1 Apparatus for measuring the concentration of a gas
02/08/1994US5284056 Hydrometer for determining coolant fluid antifreeze concentration
02/08/1994CA1326909C On-line paper sheet formation characterizing method and device
02/02/1994EP0580863A1 Composition for measuring ionic strength or specific gravity of liquid specimen and test piece prepared from said composition
02/01/1994US5283735 Feedback system for load bearing surface
02/01/1994US5283037 Chemical sensor utilizing a surface transverse wave device
01/1994
01/27/1994DE4223981A1 Test body for measuring air density - is used with high resolution electronic weighing scales and has hollow body dimensioned to give direct reading of density
01/19/1994CN2153797Y Numerical type temp. measuring, densimeter
01/18/1994US5279150 Automated miniature centrifuge
01/06/1994WO1993019348A3 Improved viscometer for sanitary applications
12/1993
12/28/1993US5272920 Apparatus, method and system for monitoring fluid
12/23/1993WO1993025886A1 Densitometer
12/21/1993US5271267 Method and apparatus for determining fluid properties from sonic/temperature fluid signature
12/09/1993WO1993024821A1 System and method for hydrostatic determination of body density
12/08/1993EP0333713B1 Apparatus and methods for measuring the density of an unknown fluid using a coriolis meter
12/01/1993EP0571900A1 Device for continuous measuring of the mass irregularities of a fibre bundle
11/1993
11/30/1993US5265460 Density determination of aircraft fuel based on the sensed temperature velocity of sound, and dielectric constant of the fuel
11/11/1993WO1993022652A1 Measuring and monitoring the size of particulate material
11/11/1993WO1993022628A1 Flowrate monitoring apparatus for multiphase fluids
11/09/1993US5259250 Multi-phase fluid flow mesurement
11/09/1993US5259239 Hydrocarbon mass flow meter
11/09/1993CA1324117C Apparatus and method for obtaining a rapid hematocrit
11/09/1993CA1324005C Mass-volume flowmeter
11/03/1993EP0568521A1 Device for determining density
11/03/1993EP0417259B1 Device for measuring volume mass and fluid level in situ
10/1993
10/28/1993WO1993021501A1 A hydrocarbon mass flow meter
10/26/1993CA1323509C Devices for measuring fluid density
10/20/1993EP0565610A1 In-line detector system for real-time determination of impurity concentration in a flowing gas stream
10/19/1993US5253522 Apparatus for determining fluid level and fluid density
10/12/1993US5251488 Multiphase volume and flow test instrument
10/08/1993CA2065466A1 Sensor apparatus
10/06/1993EP0563078A1 Sensors
10/05/1993US5251240 Method and apparatus for employing resonance-produced gamma rays to detect the presence of both nitrogen and oxygen in objects that may contain explosives
09/1993
09/30/1993WO1993019355A1 Process and device for machine sorting of sawn timber according to strength
09/30/1993WO1993019348A2 Improved viscometer for sanitary applications
09/28/1993US5247834 Density measuring apparatus
09/21/1993US5247560 Apparatus and method of measuring bone mineral density and bone strength
09/18/1993CA2091749A1 Liquid density monitoring apparatus
09/16/1993WO1993017792A2 Automated miniature centrifuge
09/09/1993DE4206845A1 Determining proportion of component in homogeneous gas mixture - forming and measuring pressure difference in gas mixture to derive gas density and hence gas constituent proportion
09/02/1993WO1993017307A1 Mass flow prover
09/02/1993WO1993017305A1 Flow measurement system
09/02/1993CA2130553A1 Flow measurement system
08/1993
08/24/1993US5237853 Method and apparatus for measuring the density of a liquid
08/10/1993US5235179 Evanescent wave liquid level sensor with density compensation
08/05/1993WO1993015008A1 Closed loop control for a web winding machine
07/1993
07/20/1993US5228331 Viscometer
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