Patents
Patents for G01N 22 - Investigating or analysing materials by the use of microwaves (3,952)
11/1999
11/09/1999CA2005671C Microwave water cut monitor
11/03/1999EP0953839A1 A method for determining the presence of water in materials
11/03/1999EP0953159A1 Millimetre wave imaging apparatus
11/03/1999EP0762847A4 Microwave tomographic spectroscopy system and method
11/02/1999US5977780 Moisture and density sensor
10/1999
10/27/1999EP0952444A1 Method and device for measuring at least one property of rocks and soils
10/27/1999CN2345977Y Investigating device for material humidity or water content
10/26/1999US5970800 Method of determining the mass flow of a flow of grains
10/21/1999WO1999040409A9 A microwave moisture analyzer: apparatus and method
10/20/1999EP0950177A1 Device and method for determining the moisture content of material
10/19/1999US5969254 Phase difference measuring apparatus and method
10/12/1999US5966017 Devices, methods and systems using load-pulled electronic monitoring
10/12/1999US5966016 Method for detecting and locating faults and leaks
10/07/1999DE19815056A1 Appliance for inspecting workpieces, e.g. assemblies, individual components
10/06/1999EP0947033A1 Microwave transmitter-receiver
10/05/1999US5963042 Method for inspecting the elements of piping systems by electromagnetic waves
09/1999
09/30/1999WO1999042794A8 Device for measurement of characteristic reflection coefficient for electromagnetic waves in multiphase flour
09/30/1999DE19811341A1 Verfahren und Einrichtung zum Bestimmen der Zusammensetzung von fluidisierbaren Feststoffpartikeln Method and apparatus for determining the composition of fluidizable solid particles
09/29/1999EP0944823A1 Method and device for determining in an aerosol the concentration of a medium which is different from air
09/23/1999DE19810084A1 Spatial detection of gases and vapors in air, e.g. to detect gas leakage from natural gas or chemical industry pipelines
09/23/1999DE19709143A1 Microwave immersion sensor for measuring very different parameters, e.g. distance, fill level, moisture, material conc., density, etc., e.g. for measuring sol., emulsions or suspensions in industrial process measurement
09/22/1999EP0943913A2 Method and apparatus for determining the composition of fluidisable solid particles
09/22/1999EP0632886B1 Process and device for machine sorting of sawn timber according to strength
09/22/1999CN1229346A Electromagnetic imaging and therapeutic (EMIT) systems
09/14/1999CA2005103C Co-variance microwave water cut monitoring means and method
09/10/1999WO1999002979A3 Device for measuring and/or representing electrical and magnetic material properties and properties directly derivable therefrom
09/08/1999EP0940672A2 Determination of carbon in fly ash
09/07/1999US5949237 Microwave cavity resonator for continuous spectroscopic gas analysis
09/07/1999US5949069 Method and apparatus for measuring volumetric water flow rates in highly inclined wellbores
08/1999
08/26/1999WO1999042794A1 Device for measurement of characteristic reflection coefficient for electromagnetic waves in multiphase flour
08/24/1999US5942904 Moisture sensor for large area layers
08/24/1999CA2027949C Particle classification
08/18/1999CN1226001A Method and apparatus for determining solid portion in checked articles
08/17/1999US5939888 Digital method and apparatus for monitoring moisture content
08/12/1999WO1999040409A2 A microwave moisture analyzer: apparatus and method
08/11/1999EP0935136A2 Device and method for determining the moisture content of a bulk material
08/10/1999US5934997 Method of determining the moisture content of grain
08/05/1999WO1999039190A1 Method and apparatus for detecting molecular binding events
08/03/1999US5933015 Method and apparatus for measuring in-place soil density and moisture content
08/03/1999US5933014 Process for detecting totally or partially hidden non-homogeneities by means of microwave radiation
07/1999
07/29/1999DE19803138A1 Simple on-line gas monitoring and analysis equipment for e.g. vehicle exhausts and chemical plant
07/27/1999US5929644 Non-destructive method and apparatus for monitoring a selected semiconductor characteristic of a semiconductor sample during fabrication
07/20/1999US5926024 For measuring composition of a wellbore fluid flowing through a well
07/14/1999EP0928157A2 Electromagnetic imaging and therapeutic (emit) systems
07/08/1999WO1999034181A1 Method for producing an infrared lightguide, infrared lightguide and infrared radiation thermometer with such a lightguide
07/08/1999WO1999020982A9 System for measuring materials in a vessel
07/01/1999WO1999032872A1 Sampling apparatus
07/01/1999DE19757448A1 Verfahren zur Herstellung eines Infrarot-Lichtleiters, Infrarot-Lichtleiter und Infrarot-Strahlungsthermometer mit einem solchen Lichtleiter Process for the preparation of an infrared optical fiber, infrared optical fiber and infrared radiation thermometer having such a light guide
06/1999
06/30/1999EP0926487A1 Densitometer using microwaves
06/30/1999CN2326955Y Ash-dropping device for micro-wave carbon-detection system of large boiler
06/29/1999CA2144430C Phase difference measuring apparatus and method
06/29/1999CA2000223C Composition monitor and monitoring process using impedance measurement
06/23/1999EP0924518A1 Apparatus for measuring characteristics of a textile product
06/23/1999EP0924513A1 Methode and device for measuring the solid proportion of a material under test
06/23/1999EP0923721A1 MONITORING SENSOR FOR NOx CATALYTIC CONVERTER
06/17/1999WO1999030138A1 Device and method for detecting water on a windscreen and automatic wiper system
06/16/1999EP0921755A1 Method of broad band electromagnetic holographic imaging
06/09/1999EP0921404A2 High frequency characteristics measurement method for dielectric materials and high frequency circuit design method
06/03/1999WO1999027353A1 Determining moisture content by using microwaves phase and attentuation
06/02/1999EP0919805A1 Apparatus for transmission measurement using microwaves
06/02/1999CN2322142Y Fly ash pipeline vibrator for microwave carbon invesgating insrument
05/1999
05/14/1999WO1999001752A3 Method for determining quantity of solid and/or liquid material contained in a two-phase current with a gaseous carrier medium
04/1999
04/29/1999WO1999020982A2 System for measuring materials in a vessel
04/27/1999US5898308 Time-based method and device for determining the dielectric constant of a fluid
04/27/1999CA2118404C Meter and method for in situ measurement of the electromagnetic properties of various materials using cutoff frequency characterization and analysis
04/15/1999DE19744481A1 Unit for measuring moisture of harvested material
04/14/1999EP0908718A1 Microwave stray field sensor for humidity / density measurements
04/08/1999WO1999010731A8 Microwave enhanced infrared thermography
04/07/1999CN2313223Y Water-content measuring device for intermittent water-applicating machine
04/07/1999CN1213080A Method and device for recording one material one character at least
04/01/1999WO1999015883A1 Nondestructive testing of dielectric materials
03/1999
03/24/1999EP0903657A1 Sensing method for measuring moisture content of a fibrous web
03/23/1999US5886534 Millimeter wave sensor for on-line inspection of thin sheet dielectrics
03/23/1999US5886533 Controlling water addition to grains using feedback to match a target microwave value
03/18/1999WO1999013346A1 Method and apparatus for in-situ measurement of polymer cure status
03/17/1999EP0902277A1 Method and apparatus for the determination of at least one property of a product
03/17/1999EP0902276A2 Microwave type concentration measuring apparatus
03/17/1999EP0680662B1 Method for chemical surface passivation for in-situ bulk lifetime measurement of silicon semiconductor material
03/16/1999US5884231 Processor apparatus and method for a process measurement signal
03/09/1999US5880698 Arrangement for generating and transmitting microwaves, in particular for a filling level measuring device
03/04/1999WO1999010731A1 Microwave enhanced infrared thermography
03/04/1999WO1999010712A1 A method and apparatus for measuring oil effluent flow rates
02/1999
02/18/1999DE19734978A1 Material characteristic determination method
02/16/1999US5872447 Time domain reflectometry.
02/16/1999US5871397 Grain monitor
02/04/1999WO1999005520A1 Flexible tube for refurbishing pipes and method for measuring its degree of cure
02/04/1999DE19728612A1 Verfahren zur Bestimmung der in einer Zweiphasenströmung mit gasförmigem Trägermedium enthaltenen Menge festen und/oder flüssigen Materials A method for determining the amount contained in a two-phase flow with a gaseous carrier medium solid and / or liquid material
01/1999
01/28/1999DE19732026A1 Microwave camera, e.g. for underground object detection
01/26/1999US5864240 Method and apparatus for measuring concentration of matter in liquid by using microwaves
01/26/1999US5864239 In a powder particle/gas mixture
01/21/1999WO1999002979A2 Device for measuring and/or representing electrical and magnetic material properties and properties directly derivable therefrom
01/21/1999CA2295520A1 Device for measuring and/or representing electrical and magnetic material properties and properties directly derivable therefrom
01/20/1999EP0891541A1 Ice detection using radiometers
01/19/1999CA2059533C Microwave apparatus and method for measuring fluid mixtures
01/14/1999WO1999001752A2 Method for determining quantity of solid and/or liquid material contained in a two-phase current with a gaseous carrier medium
01/12/1999US5859535 System for determining size and location of defects in material by use of microwave radiation
01/07/1999EP0889321A1 Moisture and density sensor
01/07/1999DE19728653A1 Method to detect surface vibrations of bodies for evaluating quality
12/1998
12/23/1998WO1998058243A1 Method for measuring the concentration of cellulose material in a water suspension during beating of wood chips and arrangement for performing the method
12/22/1998US5852404 Apparatus for the detection and identification of metal particles, coolant or water in engine oil or hydraulic fluid
1 ... 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40