| Patents for G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means (109,839) |
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| 01/05/1988 | CA1231133A1 Ion analyzer calibration cell |
| 12/30/1987 | CN86100646A An apparatus for direct determination of mercury in field |
| 12/29/1987 | US4716448 CHEMFET operation without a reference electrode |
| 12/29/1987 | US4716101 Rapid enzyme assay by product selective blot |
| 12/29/1987 | US4715944 Gas sensor |
| 12/29/1987 | US4715943 Apparatus for separating a mixture of components by thin layer electrophoresis |
| 12/29/1987 | US4715942 Two sheets of non-conductive organic polymer film facing each other, spacers |
| 12/29/1987 | US4715442 Apparatus for servicing tubular strings in subterranean wells |
| 12/29/1987 | US4715218 Method of determining degree of embrittlement of low alloy steel |
| 12/29/1987 | CA1230924A2 Corrosion rate probe |
| 12/29/1987 | CA1230923A1 Apparatus for determination of aluminium oxide content of the cryolite melt in aluminium electrolysis cells |
| 12/29/1987 | CA1230854A1 End clamp for gel slab plate assembly |
| 12/29/1987 | CA1230853A1 Apparatus for vertical gel electrophoresis |
| 12/23/1987 | EP0250068A1 Enzyme sensor |
| 12/23/1987 | EP0249980A2 Method of detecting conductive material contained in glass fiber and detecting apparatus therefor |
| 12/23/1987 | EP0249802A2 Galvanic solid-chain for measuring O2 partial pressure |
| 12/23/1987 | EP0249714A2 Ionization detectors for gas chromatography |
| 12/23/1987 | DE3620572A1 Process for producing a measurement electrode and the measurement electrode for analytical chemistry |
| 12/23/1987 | DE3620491A1 Method for testing materials or determining the properties of materials using an eddy-current test apparatus |
| 12/22/1987 | US4714890 Flow measuring apparatus with analog, essentially linear output |
| 12/22/1987 | US4714874 Test strip identification and instrument calibration |
| 12/22/1987 | US4714673 Method for measurement of concentration of substance |
| 12/22/1987 | US4714527 Capillary channel transverse to sample flow |
| 12/22/1987 | CA1230667A1 Ultrasonic coagulation monitor and method |
| 12/22/1987 | CA1230644A1 Bracket for an eddy current probe |
| 12/22/1987 | CA1230500A1 Electrochemical erosive cavitation detector |
| 12/17/1987 | WO1987007720A1 Method for detection of alien matter contents in gases |
| 12/17/1987 | WO1987007719A1 Apparatus for the detection of substances which can be excited for photon emission |
| 12/16/1987 | EP0249424A2 Glow discharge mass spectrometer |
| 12/16/1987 | EP0249332A2 Electrochemical sensors |
| 12/16/1987 | EP0249273A2 Method for detecting the presence of a propulsive or incendiary powder in an ammunition casing, and device for using this method |
| 12/16/1987 | EP0248803A1 Voltammetric cell |
| 12/15/1987 | US4713646 Containing titanium oxide sensitive layer |
| 12/15/1987 | US4713618 On-line calibration system for chemical monitors |
| 12/15/1987 | US4713603 Apparatus for the measurement of the fraction of gas in a two-component fluid flow comprising a liquid and a gas in mixture |
| 12/15/1987 | US4713347 Measurement of ligand/anti-ligand interactions using bulk conductance |
| 12/15/1987 | US4713166 Pump cell element for air-fuel ratio sensor |
| 12/15/1987 | US4713165 Sensor having ion-selective electrodes |
| 12/15/1987 | US4713164 Gases dissolve in thin layer of electrolyte which is held in close contact with electrodes; portable |
| 12/15/1987 | US4713160 Minimizing corrosion, controlling |
| 12/15/1987 | US4712451 Starter with a gear reduction mechanism |
| 12/15/1987 | US4712419 Air/fuel ratio detector |
| 12/10/1987 | DE3618605A1 Vorrichtung zur detektion von zur photonenemission anregbaren stoffen Apparatus for detection of the photon emission excitable materials |
| 12/09/1987 | EP0248691A1 Surface probe for a road and its use in detecting the condition and the freezing temperature of an aqueous phase prevailing on the surface |
| 12/09/1987 | EP0248304A2 Electrodes arrangement |
| 12/08/1987 | US4712008 Ion mobility spectrometer |
| 12/08/1987 | US4711703 Semi-permeable membrane; heat exchange for heat compensation |
| 12/08/1987 | US4711244 Digital moisture dermatometer |
| 12/08/1987 | CA1230171A1 Device for monitoring black liquor oxidation |
| 12/08/1987 | CA1230161A1 Dna sequencing |
| 12/08/1987 | CA1230010A1 Sucker rods |
| 12/03/1987 | WO1987007430A1 Multiple sample radioactivity detector |
| 12/03/1987 | DE3718111A1 Behruehungsfreier leitfaehigkeitsfuehler Behruehungsfreier leitfaehigkeitsfuehler |
| 12/03/1987 | DE3705782A1 Regenerable gas sensor |
| 12/02/1987 | EP0247941A2 Gas sensor |
| 12/02/1987 | EP0247535A2 Reference electrode for ion activity measurement, especially for pH measurement |
| 12/02/1987 | EP0247313A2 Humidity sensor |
| 12/02/1987 | EP0247286A1 Multielectrode probe and circuitry and process pertaining thereto |
| 12/02/1987 | CN87200472U Inorganic ion quick measurer |
| 12/02/1987 | CN87200289U Inserted type moisture meter transducer |
| 12/01/1987 | USRE32552 Gaseous impurity detector employing corona discharge phenomenon |
| 12/01/1987 | US4710848 Determination of partial pressure of gas mixture |
| 12/01/1987 | US4710757 Planter monitor system |
| 12/01/1987 | US4710712 Method and apparatus for measuring defects in ferromagnetic elements |
| 12/01/1987 | US4710711 Apparatus for nondestructive testing of subsurface piping using three coils with opposing fields |
| 12/01/1987 | US4710710 Scanning apparatus and method for inspection of header tube holes |
| 12/01/1987 | US4710701 Capacitive cell for continuous measurement of the linear mass of textile products |
| 12/01/1987 | US4710550 Method of using a dielectric probe to monitor the characteristics of a medium |
| 12/01/1987 | US4709810 Container for an electrophoretic support medium |
| 12/01/1987 | EP0204812A4 Measuring flow of insulating fluids. |
| 12/01/1987 | EP0138841A4 Transfer of macromolecules from a chromatographic substrate to an immobilizing matrix. |
| 12/01/1987 | CA1229883A1 Diagnostic device incorporating a biochemical ligand |
| 12/01/1987 | CA1229878A1 Ion concentration measurement system that employs measuring and reference field effect transistor electrodes sensitive to the same ion |
| 12/01/1987 | CA1229745A1 Automatically regulated combustion process |
| 11/30/1987 | EP0229057A4 Measurement of body fluid chemistry. |
| 11/26/1987 | DE3617598A1 Sensor for detecting oil-saturated filter inserts in plants for oil/water separation |
| 11/26/1987 | DE3617479A1 Electrode combination, in particular for pH measurement, and process for making it |
| 11/25/1987 | EP0246873A2 Element for electrophoresis |
| 11/25/1987 | EP0246751A2 Medium for electrophoresis |
| 11/25/1987 | EP0246494A1 Process for supplying additives to electroplating baths by polarography |
| 11/25/1987 | EP0246429A1 Probe for measuring the partial oxygen pressure in a gaseous atmosphere with respect to a reference atmosphere |
| 11/24/1987 | US4708791 Probes to indicate reduced inorganic solids |
| 11/24/1987 | US4708783 Apparatus for the determination of silicon in molten metal |
| 11/24/1987 | US4708782 Separating and conditioning for analysis fluid components |
| 11/24/1987 | US4708777 Method and apparatus for controlling heater of a gas sensor |
| 11/24/1987 | US4708776 Sodium ion selective electrode and method of use |
| 11/24/1987 | CA1229500A1 Underground storage tank detector |
| 11/19/1987 | WO1987007025A1 Device for measuring magnetic particles in a liquid |
| 11/19/1987 | EP0245843A2 Device for helium leak indicator |
| 11/19/1987 | EP0245717A2 Oxygen sensor |
| 11/19/1987 | EP0245605A2 Identification system |
| 11/19/1987 | EP0245477A1 Capacitive sensor for chemical analysis and measurement |
| 11/19/1987 | DE3616052A1 Oscillating pump having a sensor cell with oscillating magnets which conform with pulses |
| 11/18/1987 | CN87100765A Method and apparatus for non-destructuve materials testing and magnetostructural materials investigations |
| 11/18/1987 | CN86207448U Ionometer with functios of automatic selection and feed of standard solution |
| 11/17/1987 | US4707652 Impurity detector measuring parallel polarized scattered electromagnetic radiation |
| 11/17/1987 | US4707602 Fourier transform time of flight mass spectrometer |
| 11/17/1987 | US4707337 Medical micro pipette tips for difficult to reach places and related methods |
| 11/17/1987 | US4707244 Solid state sensor element |
| 11/17/1987 | US4707243 Potassium ion, electroconductivity, metal, water insoluble salt, electrolytes, crystal structure |