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)
11/1987
11/17/1987US4707242 Ethylene oxide, quantitative analysis, membranes, catalysts
11/17/1987US4707241 Oxygen sensor for exhaust gases
11/17/1987US4707237 System for identification of cells by electrophoresis
11/17/1987US4707235 Electrophoresis method and apparatus having continuous detection means
11/17/1987US4707233 Device for extraction of electrophoretic fractions
11/17/1987US4706700 Valve arrangement
11/17/1987US4706678 Catheters, metals, metal salts, equilibrium, connectors
11/17/1987US4706637 Oxygen concentration sensing device for an air-fuel ratio control system of an automotive internal combustion engine
11/17/1987US4706493 For detecting a species in an ambient gas
11/17/1987CA1229383A1 Electrochemical cell and method for the detection of noxious gases
11/17/1987CA1229382A1 Method and apparatus for measuring the polarized potential of a buried or submerged structure protected by impressed current
11/12/1987DE3721254A1 Verfahren zur "in-situ" erfassung des thermochemischen randschichtwaermebehandlungszustandes waehrend des behandlungsvorganges metallischer werkstoffe Method for "in-situ" gathering of the thermochemical randschichtwaermebehandlungszustandes during the treatment process of metallic materials
11/12/1987DE3715099A1 Steuervorrichtung Control device
11/12/1987DE3714840A1 Glucose-sensor Glucose sensor
11/11/1987EP0245168A2 Ion sensor
11/11/1987EP0245116A2 Apparatus and method for measuring resistivity
11/11/1987EP0245073A2 A complete glucose monitoring system with an implantable, telemetered sensor module
11/11/1987EP0244626A1 Electrode and its use
11/11/1987CN86210321U Microcomputerized measuring glass type grain moisture detector
11/11/1987CN86102931A Heat-conduction coefficient tester
11/10/1987US4706061 Gas analysis, isothermal operation
11/10/1987US4706022 Rotating-probe defect detecting device
11/10/1987US4706021 Crossed wire defect detector employing eddy currents
11/10/1987US4706020 High frequency eddy current probe with planar, spiral-like coil on flexible substrate for detecting flaws in semi-conductive material
11/10/1987US4706015 Method and circuit for reducing contact resistance of the potential probes of a four-point-probe in contact with a III-V compound semiconductor wafer
11/10/1987US4706014 Capacitive devices for measuring the diameter of a dielectric fiber
11/10/1987US4705947 Pulsed helium ionization detection system
11/10/1987US4705617 Apparatus for deplating cutaneous gas sensors
11/10/1987US4705616 Electrophoresis-mass spectrometry probe
11/10/1987US4705056 Destaining apparatus for electrophoresis gels
11/05/1987WO1987006706A1 Electrochemiluminescent assays
11/05/1987WO1987006702A1 Electrochemical concentration detector device
11/05/1987WO1987006701A1 Microelectrode for electrochemical analysis
11/05/1987DE3714117A1 Rauch- und/oder waermeerfassungseinrichtung Smoke and / or waermeerfassungseinrichtung
11/04/1987EP0244326A2 Method for detecting and/or identifying a biological substance in a liquid medium with the aid of electrical measurements, and apparatus for carrying out this method
11/04/1987EP0244297A1 Device for isotropic separation or mass spectrometry by way of a magnetic field
11/04/1987EP0244207A1 Detection method and apparatus
11/04/1987EP0243854A1 Implantable calibratable device for measuring a corporal substance
11/04/1987EP0243681A1 Method and apparatus for registering the setting process of an inorganic aqueous binder system
11/04/1987EP0243445A1 A method of fabricating rhodium foil-glass electrodes
11/03/1987US4704580 Method and apparatus for measuring the depth of local defects in ferromagnetic elements
11/03/1987US4704579 Method of distinguishing material characteristics in a well bore for controlling photograph taking in the well bore
11/03/1987US4704577 Eddy currents probe for measuring a gap between a tube and an antivibration bar
11/03/1987US4704536 Gas sensor and gas detecting method
11/03/1987US4704353 Photoresponsive redox detection and discrimination
11/03/1987US4704198 Initiator-free
11/03/1987US4703756 Differential measurement, oxygen sensors, glucose oxidase
11/03/1987US4703646 Operating method and sensor for gas analysis
11/03/1987US4703555 Method of making a catalytic-burning sensor
11/03/1987CA1228895A1 Ambient sensing devices
11/03/1987CA1228894A1 Apparatus for selectively measuring ions in a liquid
10/1987
10/31/1987CN86208995U Plate thin slice type fluorine ion selective electrode
10/31/1987CN86208645U Multi-purpose mini-electrophoretic bath
10/28/1987EP0243309A1 Apparatus for controlling neutralization processes and use of the apparatus in plants for cleaning exhaust gases
10/28/1987EP0243082A2 Gap measurement eddy current probe
10/28/1987EP0242947A2 Inspection of header tube holes
10/28/1987EP0242946A2 Calibration of combined oxygen and combustibles analyses
10/28/1987EP0242834A2 Humidity-sensing component composition
10/28/1987EP0242644A2 Blood component monitoring system
10/28/1987EP0242629A2 Signal processing method for determining base sequence of nucleic acid
10/28/1987EP0242530A2 Method for analyzing additive concentration
10/28/1987EP0076834B1 An apparatus for analysing combustion gas
10/28/1987CN86210465U Alcohol monitor
10/27/1987US4703265 Method and apparatus for compensating for different depths of sun currents induced in the object tested for imperfections
10/27/1987US4703264 Self-orienting conduit probe
10/27/1987US4703263 Mixture of magnetic particles, modified dextrose adhesives, and carrier powder
10/27/1987US4703190 Power supply system for a quadrupole mass spectrometer
10/27/1987US4703016 Silver stain for rapid, quantitative detection of polypeptides and nucleic acids
10/27/1987US4702971 Ceramic metal oxide bonded to electrolytes
10/27/1987US4702816 Oxygen concentration detection system
10/27/1987US4702814 Non-mechanical buffer circulation apparatus for electrophoresis
10/27/1987US4702266 Destaining apparatus for electrophoresis gels
10/27/1987CA1228652A1 Method and equipment for detecting pinholes of hollow filament
10/22/1987WO1987006343A1 Multiple control standard for blood analysis
10/22/1987WO1987006342A1 Biological fluid measuring device
10/22/1987WO1987006257A1 Method for the retention and maintaining of the activity of micro-organisms
10/22/1987DE3712776A1 Automated pipetting device
10/22/1987DE3613112A1 Device for measuring the magnetic properties of layers, which are applied by sputtering or vapour-deposition, during the machining process
10/22/1987DE3613024A1 Moisture sensor
10/21/1987EP0242225A2 Pollutant detector
10/21/1987EP0242029A2 Method and articles employing ion exchange material
10/21/1987EP0242014A2 Exhaust oxygen sensor with external/internal retainer means
10/21/1987EP0241991A2 Field effect transistor having a membrane overlying the gate insulator
10/21/1987EP0241940A2 Method of forming a capillary element for use in an electrophoresis instrument
10/21/1987EP0241904A2 Gel scanner
10/21/1987EP0241861A2 Device for testing and/or measurement of hot objects
10/21/1987EP0241860A2 Device for storing and/or processing of signals obtained from a transducer
10/21/1987EP0241771A2 Method for electronic detection of a binding reaction
10/21/1987EP0241761A2 Humidity sensor
10/21/1987EP0241751A2 Method of continuously monitoring the gaseous constituents of a gas mixture, besides oxygen
10/21/1987EP0241676A2 Device for registering roadway condition data
10/21/1987EP0241601A1 Device for testing the integrity of an electrode in a potentiometric measuring electrode system
10/21/1987EP0241580A2 Apparatus for determining amount of soluble gas contained in molten metal
10/21/1987EP0241510A1 Procedure to be performed in conjunction with protein blotting or nucleic acid blotting.
10/21/1987CN86106681A Fabrication of zinc metastannate (or zinc stannate) gas-sensitive devices
10/20/1987US4701739 Exhaust gas sensor and process for producing same
10/20/1987US4701713 Oil and fuel contamination monitoring system
10/20/1987US4701697 Arrangement for measuring potential differences
10/20/1987US4701275 Testing system
10/20/1987US4701253 Used as chemically selective ion sensor
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