Patents for G01N 25 - Investigating or analysing materials by the use of thermal means (15,694) |
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04/10/1990 | US4915814 Sensor for measurement of air/fuel ratio and method of manufacturing |
04/10/1990 | EP0265513A4 Method and apparatus for measuring cyanide. |
04/04/1990 | EP0361278A2 Disposable sensor |
04/03/1990 | US4913878 Adding tellurium and sulfur or selenium to molten sample; timing cooling curve between two predetermined temperatures |
03/27/1990 | US4911357 Humidity controller utilizing absolute humidity |
03/22/1990 | WO1990002948A1 A method and a compositon for the determination of microbial contamination in grain using polymeric two-phase systems |
03/21/1990 | EP0167579B1 Measuring probe for determining the formation of ice or snow |
03/20/1990 | US4909067 Steam quality measurement using separating calorimeter |
03/14/1990 | EP0357903A2 Apparatus for measuring heat transfer, especially a flow indicator |
03/07/1990 | EP0356893A2 Method for measuring a gel-point temperature |
03/07/1990 | EP0356682A2 Moisture sensor |
03/07/1990 | CN1040267A Vibration type on line pour point (condensation point, crystallization point) analyzer |
03/06/1990 | US4906581 Method of quality control for hollow fiber gas transfer cells |
03/06/1990 | US4906580 Saturation monitor and process |
02/28/1990 | CN1040096A Process for determination of carbonization potential in gas carbonization furnaces and a device for this process |
02/28/1990 | CN1007019B Direct-reading wet and dry bulb hydrometer |
02/27/1990 | US4904080 Method of monitoring solidification of a liquid composition |
02/21/1990 | EP0355053A2 Process for assessing wax settling in a fuel |
02/21/1990 | CN1006936B Control system and method for gas-making process in gas-making furnace |
02/20/1990 | US4902139 Apparatus and method for measuring the thermal performance of a heated or cooled component |
02/13/1990 | US4900423 Enzyme sensor using immobilized glucokinase |
02/08/1990 | DE3826131A1 Method and apparatus for freezing point osmometry |
02/07/1990 | EP0353517A2 Method for determining the carburizing potential in gas carburizing furnaces, and apparatus therefor |
02/06/1990 | US4898476 Arrangement for measuring the water vapor dew point in gases |
02/06/1990 | US4898475 Apparatus and method for the measuring of dew points |
01/30/1990 | US4897193 Quantitative separation; immunoassays |
01/30/1990 | US4896973 Thermomechanical analysis apparatus |
01/23/1990 | US4896281 Method for heat loss survey |
01/23/1990 | US4895750 Carbon composite coated with nickel |
01/23/1990 | US4895081 Gravimetric feeder, especially adapted for use in a calorimetry system |
01/17/1990 | CN1038882A Tester for mechanical and physical performances of solid materials |
01/16/1990 | US4893508 Humidity sensing apparatus and method therefor |
01/16/1990 | US4893477 Frozen foodstuffs thawing detector device |
01/11/1990 | WO1990000203A1 Improved biosensor and the method of its use |
01/09/1990 | US4893315 Calorimetry system |
01/09/1990 | US4892707 Apparatus for the calorimetry of chemical processes |
01/09/1990 | US4891969 Oil/water ratio measurement |
01/04/1990 | DE3921655A1 Measurement head for differential thermal analysis |
01/04/1990 | DE3900943C1 Device for determining the thermal transfer between a quenching agent of a quenching device and a metallic workpiece |
01/03/1990 | EP0349341A2 Method of improving and/or producing oxide superconductor |
01/03/1990 | EP0348742A2 Method for detecting thinned out portion of inner surface or outer surface of pipe |
01/03/1990 | EP0348469A1 Method of automatic particle analysis and means for performing the analysis. |
01/03/1990 | CN2050608U Fast gas analyzer |
01/02/1990 | US4891629 Binary gas analyzer instrument and analysis method |
01/02/1990 | US4890494 Atmospheric sensor |
01/02/1990 | US4890479 System and method for monitoring wet bulb temperature in a flue gas stream |
12/28/1989 | WO1989012819A1 Pyroelectric thermometric device |
12/27/1989 | EP0348245A2 Measurement of thermal conductivity and specific heat |
12/27/1989 | EP0348244A2 Measurement of fluid density |
12/27/1989 | EP0348243A2 Calibration of thermal conductivity and specific heat devices |
12/27/1989 | EP0347641A2 Method and apparatus for examining without making contact the surface and the interior of a solid body |
12/27/1989 | EP0347571A2 Method of determining the thermal conduction coefficient of a material, and instrument for the measurement of same |
12/26/1989 | US4890244 Device for inspecting the heat insulation of household appliances, more particularly refrigerators |
12/26/1989 | US4889434 Apparatus for determining crystallization solidification curves of chocolate masses and similar fatty masses |
12/21/1989 | DE3918111A1 Ueberwachungsgeraet Ueberwachungsgeraet |
12/20/1989 | EP0346436A1 System for monitoring vapor concentration. |
12/19/1989 | US4887466 Wet bulb sensor system |
12/13/1989 | EP0345641A2 Device for analysing the stress of an object |
12/13/1989 | CN1037967A Binary gas analyzer instrument and analysis method |
12/12/1989 | US4886370 Method for detecting a state of substance existing in pipe |
12/12/1989 | US4886358 Organic vapor assay by Raman spectroscopy |
12/07/1989 | DE3917935A1 Device and method for determining the thermal conductivity and concentration of liquid mixtures |
12/06/1989 | EP0345215A2 Method for determining the dew point of a moist gas, and apparatus for carrying out the method |
11/29/1989 | EP0343811A2 Method and apparatus for testing thermal conductivity |
11/29/1989 | EP0343449A1 Method of and apparatus for determining moisture content in gases |
11/23/1989 | EP0342901A2 Binary gas analyzer instrument and analysis method |
11/21/1989 | US4882571 Sensor used for electrical heating measurement |
11/15/1989 | CN1037212A Method of automatic particle analysis and means for performing the analysis |
11/09/1989 | DE3814132A1 Method for testing bituminous sealants |
10/31/1989 | US4877584 Particles of substrate attached to heating filament |
10/31/1989 | US4877329 Method and apparatus for measuring the dew point of a gas |
10/25/1989 | EP0338744A2 Apparatus and method for measuring dissolved gas in oil |
10/25/1989 | EP0337995A1 Steam quality meter |
10/25/1989 | CN1036637A Calorimetry system |
10/17/1989 | US4875175 Method and device for analyzing and measuring physical parameters of a layered material by thermal radiometry |
10/17/1989 | US4874948 Method and apparatus for evaluating the degree of cure in polymeric composites |
10/17/1989 | US4874251 Thermal wave imaging apparatus |
10/17/1989 | US4874250 Apparatus for examination of heats of transformation of material samples |
10/11/1989 | CN2045853U Electronic brain test instrument for insulation work performance |
10/10/1989 | US4872762 Method and apparatus for detecting defective portion on inner surface of pipe |
10/10/1989 | US4872340 Psychrometer |
09/27/1989 | CN2045112U Quick ash content determinator |
09/27/1989 | CN1035890A Method of determining quality of steam for stimulating hydrocarbon production |
09/26/1989 | US4869597 Calorimeter |
09/26/1989 | US4869596 Thermally checking the state or the condition of a hydraulic fluid |
09/21/1989 | WO1989008837A1 A device for measuring thermal properties of a sample of a substance |
09/21/1989 | WO1989008828A1 Measuring halogenated organic compounds in soil |
09/20/1989 | EP0333100A2 Method and apparatus for detecting defective portion on non-exposed outer surface of pipe |
09/19/1989 | US4868768 Optical absorption measurement system |
09/19/1989 | US4866983 Analytical methods and apparatus for measuring the oil content of sponge core |
09/14/1989 | DE3906490A1 Heizvorrichtung fuer laengliche prueflinge Heater for elongated specimens |
09/12/1989 | US4866276 Method and apparatus for nondestructive analysis of subsurface features of material |
09/12/1989 | US4865991 Phase separation with acetonitrile and water |
09/12/1989 | US4865461 Apparatus for use in determining a thermal characteristic of a specimen |
09/12/1989 | US4864844 Method and apparatus for evaluating condensation amount |
08/31/1989 | DE3804968A1 Method for the non-destructive testing of stone (brick) decay |
08/29/1989 | US4861167 Line-heat-source thermal conductivity measuring system |
08/24/1989 | WO1989007753A1 Ultrasonic temperature measurement and applications in optical spectroscopy and calorimetry |
08/23/1989 | EP0329277A2 Method of monitoring solidification of a liquid composition |
08/22/1989 | US4860224 Surface analysis spectroscopy apparatus |