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)
11/1985
11/27/1985EP0162489A1 Process for controlling fluoride-containing baths for metal surface treatment
11/27/1985EP0162073A1 Introduction of samples into a mass spectrometer.
11/27/1985EP0162072A1 Introduction of samples into a mass spectrometer.
11/26/1985US4555665 Magnetic flux method for measuring tubular wall thickness
11/26/1985US4555664 Process and device for inspecting a surface in simulated manner which differs from the real surface scanning by an eddy current transducer
11/26/1985US4555661 Method and apparatus for determining dielectric constant
11/26/1985US4555490 Biopolymers, polyacrylamide
11/26/1985US4555383 For gas chromatography
11/26/1985US4555274 Ion selective electrode and process of preparing the same
11/21/1985WO1985005021A1 Novel method for measuring biogenic chemicals using in vivo electrochemical means
11/21/1985EP0161987A1 Organic amphiphile complexes for charge transfer, conductors for electricity or precursors
11/21/1985EP0161776A1 Detecting oxygen concentration in a gas
11/21/1985EP0161771A1 Examining cells by electrophoresis
11/21/1985EP0161690A2 Ion selective electrode pair and method of manufacturing the same
11/21/1985EP0161673A2 Method for controlling the operating condition of a polarographic membrane covered probe
11/21/1985EP0161658A2 Method for assessing, controlling and/or regulating fluoride-containing baths
11/21/1985EP0161635A2 Apparatus for the elution of electrically charged macromolecules, in particular of biopolymers (nucleic acids and proteins)
11/21/1985EP0161299A1 Sensor for chemical analysis
11/21/1985EP0161266A1 Selective gas detection and measurement system
11/19/1985US4554362 Ion selective membranes
11/19/1985US4554255 Modified rankine's method
11/19/1985US4554064 Dual working-electrode electrochemical detector for high performance liquid chromatography
11/19/1985US4553552 Hemodialysis meter
11/19/1985US4553424 Method for detecting an oxygen concentration and a method for controlling an air-to-fuel ratio based on the detected oxygen concentration
11/19/1985CA1196990A1 Gas sensor
11/19/1985CA1196957A1 Cell unit for observing electrophoresis
11/13/1985EP0160998A2 Ion selective electrode
11/13/1985EP0160997A2 Ion selective electrode
11/13/1985EP0160888A2 Apparatus for the quantitative and qualitative determination of particles containing hydrocarbons and suspended in gas
11/13/1985EP0160683A1 A method and apparatus for making a fluid electrode
11/12/1985US4553094 Method and apparatus for measuring conductivity using eddy currents with temperature compensation feature
11/12/1985US4553087 Method and apparatus for determining the penetration and leaching process of conductive phases
11/12/1985US4553029 Mass spectrometer
11/12/1985US4552848 Palladium tetraammine salt, dimethylamine borane, polyacrylamide g
11/12/1985US4552640 Electrophoretic apparatus for the quantitative elution of proteins or polypeptides from a gel
11/12/1985US4552625 Reference electrode assembly
11/12/1985US4552624 Electrochemical apparatus for monitoring and/or measuring a component of a gas and a method of using said apparatus
11/12/1985US4552570 Adsorbent fractionator with automatic cycle control and process
11/12/1985US4552019 Method and apparatus for measuring a colloidal potential
11/12/1985US4552013 Electrochemical system
11/12/1985CA1196691A1 Reconstruction system and methods for impedance imaging
11/10/1985CN85200174U Carbon-sulfer auto-analyzer
11/07/1985WO1985004859A1 Composition
11/06/1985EP0160566A2 Chemical assay apparatus
11/05/1985US4551677 Apparatus and method for inspecting a bearing ball
11/05/1985US4551624 Ion mobility spectrometer system with improved specificity
11/05/1985US4551222 For measuring specific ion concentration
11/05/1985US4551209 Method of calibrating conductive metal oxide electrodes
11/05/1985US4550621 Container piercing device
11/05/1985US4550605 Hopping mechanism for pipe and coupling inspection probe
11/05/1985US4550593 Turbomolecular pump suitable for performing counterflow leakage tests
11/05/1985CA1196411A1 Surface floating substance sensing device
11/05/1985CA1196381A1 Ultrasonic streaming current detector
11/05/1985CA1196378A1 Non-destructive cathodic disbondment testing of pipewrap coatings and apparatus
11/05/1985CA1196377A1 Apparatus for measuring electrical potential in a cell
11/05/1985CA1196311A1 Grooved gel
10/1985
10/30/1985EP0159933A2 Location of faults in railway rails by means of an eddy current device capable of discriminating between the faults and certain constructional discontinuities of the rail
10/30/1985EP0159905A2 Device for detecting concentration of oxygen in exhaust gas
10/30/1985EP0159830A1 Process of manufacturing element for electrophoresis and apparatus therefor
10/30/1985EP0159775A2 An electrophoretic separator
10/30/1985EP0159694A2 Radiation process for preparation of electrophoresis gel material
10/29/1985US4550011 Sample flow cell for automatic halogen and pH control for water reservoirs
10/29/1985US4549953 Precipitation of silver salt with sulfur compound and compound five or compound six, then pressurization to form membrane
10/29/1985US4549952 Capillary transport device having means for increasing the viscosity of the transported liquid
10/29/1985US4549951 Simple construction; instant response, fixed slope, no electrolyteor reference
10/29/1985US4549947 Method and apparatus for dehydration of water-containing substance by electro-osmosis
10/29/1985US4549427 Electronic nerve agent detector
10/24/1985WO1985004754A1 Humidity sensor comprised of compound metal oxides with perovskite structure
10/24/1985WO1985004719A1 Self-calibrating single-use sensing device for clinical chemistry analyzer
10/24/1985WO1985004718A1 Measuring probe for the analysis of liquids
10/24/1985WO1985004715A1 Method and apparatus for assessing particle deposits
10/24/1985WO1985004671A1 Method of production of quinoproteins
10/23/1985EP0159244A1 Electrical particle detector for the detection of fire
10/23/1985EP0159094A2 Apparatus for detecting metal debris particles
10/23/1985EP0158834A1 Chemical selective sensors utilizing admittance modulated membranes
10/22/1985US4549171 Floating oil leak detector
10/22/1985US4549141 Salinity indicator system
10/22/1985US4549138 Apparatus and method for examining an object by nuclear magnetic resonance
10/22/1985US4549134 Moisture probe and technique
10/22/1985US4548870 Adhesive copolymer containing acrylamide monomers
10/22/1985US4548869 Element for electrophoresis
10/22/1985US4548680 Method for determining the partial pressure of oxygen in an atmosphere
10/22/1985US4548679 Hanging mercury drop electrode capable of automatic control
10/22/1985US4548179 Air-fuel ratio control system
10/22/1985US4547962 For the scanning of a test surface
10/22/1985CA1195733A1 Method and apparatus for testing materials after the eddy current principle
10/22/1985CA1195732A1 Method and apparatus for determining the saturation of a drying cartridge
10/22/1985CA1195731A1 System for measuring conductivity of a liquid
10/16/1985EP0158522A2 Continuous monitoring of water quality
10/16/1985EP0158256A2 Oxygen sensor
10/15/1985US4547735 Instrument for measuring the hematocrit value of blood
10/15/1985US4547725 Method and apparatus for the continuous determination of moisture pourable food
10/15/1985US4547281 Oxygen sensing electrodes
10/15/1985US4547280 Maltose sensor
10/15/1985US4547277 Porous metallic conductor with a layer of electrolytic ceramic
10/15/1985US4546916 Apparatus for controlling ambient moisture
10/15/1985US4546645 Measuring device for the moisture content of granular materials
10/15/1985CA1195385A1 Non-destructive testing of ferromagnetic materials
10/15/1985CA1195383A1 Electrochemical detection system
10/15/1985CA1195288A1 Electrophoretic separator
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