Patents
Sitemap › G01 - Measuring; Testing › G01N - Investigating or analysing materials by determining their chemical or physical properties › G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means
Patents for G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means (109,839)
03/1998
03/18/1998CN1176695A Multilayer moisture barrier for electrochemical cell tester
03/18/1998CN1176384A Fast determination method of micro chlorine in powder material
03/17/1998US5729135 Non-destructive testing equipment employing SQUID-type magnetic sensor in magnetic shield container
03/17/1998US5729123 For use in a multiphase system
03/17/1998US5728586 Gas chromatograph and lamps with windows for emitting radiation and ionization detectors
03/17/1998US5728290 Determine partial pressure of gas
03/17/1998US5728289 Sensor cell holder for gas analyzer
03/17/1998US5728282 Denaturing separation matrix having hydroxyethyl cellulose for nucleic acid electrophoresis
03/17/1998US5727548 Strip electrode with screen printing
03/17/1998US5727534 Misfire detecting device for multi-cylinder internal combustion engine
03/17/1998US5727454 Device for marking an elongate material
03/13/1998CA2215566A1 Eddy current probe for non-destructive monitoring of electrically conductive objects
03/12/1998WO1998010295A1 Diagnostic method for atherosclerosis
03/12/1998WO1998010291A1 Biochemical markers of the human endometrium
03/12/1998WO1998010277A1 Apparatus and methods for active biological sample preparation
03/12/1998WO1998010276A1 Electrophoresis gels of enhanced selectivity
03/12/1998WO1998010275A1 Measuring arrangement for the determination of gas components in gas mixtures
03/12/1998WO1998010274A1 New separation medium and surface treatment for electrophoresis apparatus
03/12/1998WO1998010273A1 Methods and materials for optimization of electronic hybridization reactions
03/12/1998WO1998010272A1 MONITORING SENSOR FOR NOx CATALYTIC CONVERTER
03/12/1998WO1998010122A1 Microfabricated hybrid capillary array and multichannel detection assembly
03/12/1998WO1998010099A1 Dyes designed for high sensitivity detection of double-stranded dna
03/12/1998WO1998005976A3 Non-destructive process and device for determining the parameters of ferromagnetic materials
03/12/1998DE19638734A1 Vorrichtung zur selektiven Detektion und zur Ortung von Leckageflüssigkeiten an Abdichtungssystemen Apparatus for selectively detecting and locating leaks fluids of sealing systems
03/12/1998DE19636461A1 Semiconductor sensor array for chemical or medical applications
03/12/1998DE19636415A1 Function monitoring method for hydrocarbon sensor in internal combustion engine
03/12/1998DE19635977A1 Sensor zur Überwachung eines NOx-Katalysators Sensor for monitoring an NOx catalyst
03/12/1998DE19634873A1 System zur Unterscheidung fluoreszierender Molekülgruppen durch zeitaufgelöste Fluoreszenzmessung System to distinguish fluorescent molecule groups by time-resolved fluorescence measurement
03/12/1998CA2265470A1 Biochemical markers of the human endometrium
03/12/1998CA2264688A1 Apparatus and methods for active biological sample preparation
03/11/1998EP0828156A2 Oxygen sensor having a solid elctrolyte applicable to an internal combustion engine
03/11/1998EP0828155A2 Method of and apparatus for detecting an activated condition of a wide range air-fuel ratio sensor
03/11/1998EP0827629A1 Analysis of biomolecules using time-of-flight mass spectrometry
03/11/1998EP0827628A1 Methods and apparatus for sequencing polymers with a statistical certainty using mass spectrometry
03/11/1998EP0827590A1 Connecting lead for a measurement sensor
03/11/1998EP0827589A1 All-solid state reference electrode
03/11/1998CN2276158Y Magnetic leakage flaw detector for steel pipe
03/11/1998CN2276157Y Electrolytic bath
03/11/1998CN2276156Y Intelligency hydrogen sulfide gas electrochemical monitor
03/11/1998CN1176001A Process and compound for magnetorelaxometric detection of analytes and use thereof
03/11/1998CN1175692A Room temp. gas-sensitive device of nm. tin dioxide and its mfg. method
03/11/1998CN1175691A Method for on-line testing sodium aluminate solution in production of aluminium oxide
03/11/1998CN1175690A Combustible gas sensor and method for fabricating the same
03/10/1998US5726906 Method of determining the portion of an electrochemically convertible substance in a gas sample
03/10/1998US5726622 Dew sensor having a conductive power-containing moisture sensing material disposed between opposing electrodes
03/10/1998US5726579 Differential capacitance detector
03/10/1998US5726565 For quantitative determination of a sample substance
03/10/1998US5726347 Method for manufacturing an element formed by semiconductor(s) and gas detector provided with such a semiconductor
03/10/1998US5725965 Stable high conductivity functionally gradient compositionally layered solid state electrolytes and membranes
03/10/1998US5725754 Method of measuring the concentration of ions in solution
03/10/1998US5725747 Hydrophilic membrane
03/10/1998US5725425 Sensor system for controlling ventilation systems in vehicles
03/05/1998WO1998009161A1 Electrochemical detector integrated on microfabricated capillary electrophoresis chips
03/05/1998WO1998009160A1 Sodium ion selective electrode membrane having extended uselife
03/05/1998WO1998009159A1 Micro injector sample delivery system for charged molecules
03/05/1998WO1998009158A1 Single electrode conductivity technique
03/05/1998WO1998009154A1 System for distinguishing fluorescent molecule groups by time resolved fluorescence measurement
03/05/1998WO1998009148A1 Analysis of volatile liquids or solutions
03/05/1998WO1998008978A1 Apparatus and method for performing sequencing of nucleic acid polymers
03/05/1998WO1998008613A1 Electrospray ionization source and method of using the same
03/05/1998DE19652968A1 Meßanordnung zur Bestimmung von Gasbestandteilen in Gasgemischen Measuring device for determining gas components in gas mixtures
03/05/1998DE19638733C1 Plastics seal damage detection method
03/05/1998DE19635452A1 Strikingly-effective method accelerates wet mixing of e.g. bulk building materials and foundry sand
03/05/1998DE19635203A1 Sensor for quantitative gas analysis particularly for moisture content
03/05/1998CA2264961A1 Apparatus and method for performing sequencing of nucleic acid polymers
03/04/1998EP0827228A1 Solid polymer electrolyte proton conductors for use in electrochemical systems working at ambient temperature
03/04/1998EP0826964A2 Determination of protein
03/04/1998EP0826961A1 Self-heating oxygen sensor
03/04/1998EP0826147A1 Method of determining the neutral temperature of welded tracks
03/04/1998EP0826146A1 Detection of fluids with metal-insulator-semiconductor sensors
03/04/1998EP0826145A1 Data acquisition and control apparatus for scanning probe systems
03/04/1998EP0722563A4 Novel disposable electronic assay device
03/04/1998EP0630202B1 Self-optimizing detergent controller
03/04/1998CN1174994A Oxygen sensor an making method
03/04/1998CN1174993A Gas sensor
03/04/1998CN1174992A Sensor for detecting carbon monoxide
03/04/1998CN1037632C Gas-sensitive element with sensitive colloid film
03/03/1998US5723982 Apparatus for analyzing thin film property
03/03/1998US5723861 Recirculating filtration system for use with a transportable ion mobility spectrometer
03/03/1998US5723342 Measurement of electroluminescence of solutions and detection
03/03/1998US5723337 Method for measuring and controlling the oxygen concentration in silicon melts and apparatus therefor
03/03/1998US5723284 Control solution and method for testing the performance of an electrochemical device for determining the concentration of an analyte in blood
03/03/1998US5723091 Flow modulation for facilitating detector ignition
03/03/1998US5723036 Electrochemical measuring cell
03/03/1998US5723031 Method for the analytical separation of viruses
03/03/1998US5723030 Electrochemical measuring sensor and method for making the same
02/1998
02/28/1998CA2212677A1 Non-liquid proton conductors for use in electrochemical systems under ambient conditions
02/26/1998WO1998008087A1 Drift chambers
02/26/1998WO1998008085A1 Automatic sequencer/genotyper having extended spectral response
02/26/1998WO1998008084A1 Method for manufacturing an element formed with semiconductor(s) and fire detector comprising such an element
02/26/1998WO1998008082A1 Transistor-based apparatus and method for molecular detection and field enhancement
02/26/1998WO1998007968A1 Device and method for reduction of oxides of nitrogen
02/26/1998WO1998007453A1 Real-time monitoring and control of sterilization processes with oxygen sensor probes
02/26/1998DE19736013A1 Oxygen sensor used to control air-fuel ratio in IC engine
02/26/1998DE19654317C1 System for magnetic crack testing for surface flaws of ferromagnetic materials and work-pieces, such as pipes and tubes
02/26/1998DE19633772A1 Combined magnetic powder-crack testing of ferromagnetic specimens e.g. stepped shaft
02/26/1998CA2263372A1 Method for manufacturing an element formed with semiconductor(s) and fire detector comprising such an element
02/25/1998EP0825435A1 Apparatus for analyzing anomalies in a pipeline wall
02/25/1998EP0825434A2 The detection of a volatile substance
02/25/1998EP0824953A1 Method for measuring oxidation-reduction potential in a flue gas desulfurization process
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