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