Patents
Patents for G01N 5 - Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid (4,918)
03/1991
03/13/1991EP0416730A2 Substrate preparation for chemical-species-specific binding
03/13/1991CN1049909A Gravimetric determination of ioding number of carbon black
03/01/1991CA2022937A1 Gravimetric determination of the iodine number of carbon black
02/1991
02/20/1991EP0413577A2 Method and apparatus for automatically analyzing the degredation of processed leaf tobacco
02/12/1991US4991598 Method of and apparatus for automatically analyzing the degradation of processed leaf tobacco
02/12/1991US4991283 Sensor elements in multilayer ceramic tape structures
02/07/1991DE4023483A1 Drying and measuring apparatus using microwave energy
02/06/1991EP0411848A2 An on-line moisture control method for powdered or granular materials and a system to execute the method
02/02/1991CA2022386A1 On-line moisture control method for powdered or granular materials and a system to execute the method
01/1991
01/16/1991EP0408488A1 Apparatus to measure the water vapour permeability of a material or object
12/1990
12/12/1990CN2067408U Automatic dry cocoon weight and moisture percentage tester for fresh cocoon of normal silkworm
12/11/1990US4977523 Apparatus for the measurement of snow quality
12/11/1990US4976326 Weighing system
12/11/1990US4976138 Measuring arrangement for determining the liquid absorption of paper
11/1990
11/20/1990US4971023 Dual compartment induced circulation oven
11/14/1990EP0397549A1 Method and device for measuring the bituminous binder content of aggregates in a coating plant
11/14/1990EP0396716A1 Method for measuring moisture vapor transmission rate in wearing appareil.
11/12/1990CA2016586A1 Process and device for measuring the asphalt content of coated materials in a mixing plant
10/1990
10/23/1990US4964734 Moisture content measuring system
10/10/1990CN1046040A Wt. type device for continuously inspecting and controlling mineral slurry concn.
09/1990
09/19/1990EP0388193A1 Method of and appararus for determining stem content of tobacco
09/17/1990CA2011123A1 Method of and apparatus for determining stem content of baled tobacco
08/1990
08/29/1990CN1044989A Auto testing instrument of dry shell amount and water content of fresh silkworm cocoon
08/16/1990EP0239613B1 Piezoelectric device for detection of polynucleotide hybridization
08/15/1990CN2060547U Multifunction moisture content electromagnetic quick analyzer
07/1990
07/11/1990EP0377461A2 Method and apparatus for the measurement of snow quality
07/06/1990CA2005498A1 Method and apparatus for the measurement of snow quality
06/1990
06/21/1990DE3941347A1 Specimen relative moisture content measurer - is esp. for powdered material under construction site conditions, and extrapolates from values measured at intervals during heating
05/1990
05/03/1990WO1990004772A1 Method for measuring moisture vapor transmission rate in wearing apparel
05/02/1990CN2056757U Detector for sheep wool cleaness
04/1990
04/24/1990US4918981 Quality control, waterproofing
04/19/1990WO1990004175A1 A test method for determination of moisture vapor transmission rate
04/17/1990US4917499 Apparatus for analyzing contamination
04/11/1990EP0362304A1 Chemical sensors employing catalytic antibodies.
04/10/1990US4916076 Aqueous lioh solution; determing the ratio fo hydrogen weight gain to oxygen weight
04/04/1990EP0361729A2 Sensor and measurement process utilizing a surface transverse wave device
04/03/1990US4914297 Infrared spectrometer interface for thermogravimetric analysis
04/03/1990US4912963 Method and an apparatus for evaluating the gas purifying ability of a gas purifier
03/1990
03/29/1990DE3922380A1 Gravimetric measurement of absorption equilibrium - has moisture content in vapour atmosphere to maintain temp. difference between absorbent and vapour source material
02/1990
02/28/1990CN1007013B Apparatus for automatic measurement of contents of oil and water in mixture there of by weighing
01/1990
01/31/1990EP0352922A2 An improved test and apparatus for determining smoke emissivity of a fuel
01/30/1990US4897176 Method of preparing baseoil blend of predetermined coking tendency
01/10/1990CN1006411B Apparatus and method for measuring gas contents in die castings of aluminum alloy by vacuum means
01/09/1990US4891966 Process and apparatus for measurement of volatile residuals
01/02/1990US4890484 Automated method and apparatus for determining total suspended solids in liquids
12/1989
12/28/1989WO1989012813A1 Method to predict relative hydriding within a group of zirconium alloys under nuclear irradiation
12/26/1989US4889201 Drying balance with evaluation circuit for determining the end of the drying
12/13/1989CN2049357U Automatic condictioned weight tester
12/06/1989EP0344554A2 Measurement equipment for the determination of liquid-absorption by paper
12/06/1989EP0344465A2 Moisture content measuring system
11/1989
11/16/1989DE3814959A1 Moisture meter with sample changer
09/1989
09/20/1989EP0333063A2 Method and apparatus for determining the binding materials content of bituminous road-making materials
09/05/1989US4862730 Test method for determination of moisture vapor transmission rate
08/1989
08/30/1989EP0330175A2 A method and an apparatus for evaluating the gas purifying ability of a gas purifier
08/23/1989CN2043358U Saturated vapor humidity meter
07/1989
07/27/1989DE3832726A1 Drying balance with evaluation circuit for the determination of the end point of the drying
07/11/1989US4846292 Apparatus for automatically measuring ignition loss
07/11/1989CA1257407A1 Characterization system for radioactive wastes
07/04/1989US4843868 Cement mix analyzing system
06/1989
06/29/1989WO1989005977A1 Chemical sensors employing catalytic antibodies
06/14/1989EP0182807B1 Membrane type non-intrusive ice detector
06/13/1989US4838705 Apparatus for determining percent of moisture
05/1989
05/09/1989US4827760 Apparatus for measuring the mass of particulates
04/1989
04/25/1989US4824790 Furnace, optical analysis cell
04/11/1989US4820316 Method of foreseeing break-through in gas adsorbing apparatus
04/04/1989US4817745 Thermogravimetric balance
03/1989
03/14/1989CA1251278A1 Device for rapid determination of the humidity rate of a material
03/08/1989EP0306240A2 Apparatus for measuring ignition loss
03/07/1989CA1250926A1 Process for detecting the likelihood of ice formation, ice warning system for carrying out the process and utilization thereof
02/1989
02/07/1989USRE32861 Automatic volatility computer
02/07/1989US4802441 Double wall fast cool-down furnace
01/1989
01/26/1989DE3723861A1 Method and device for determining the water content of substances
01/17/1989US4798252 Drying balance with temperature control
01/04/1989CN1030137A Apparatus for automatic measurement of contents of oil and water in mixture thereof by weighing method
12/1988
12/27/1988US4793182 Constant temperature hygrometer
12/13/1988US4790180 Method for determining fluid characteristics of subterranean formations
11/1988
11/29/1988US4788466 Piezoelectric sensor Q-loss compensation
11/22/1988US4787052 Applying heat and pressure to weighed samples using aluminum or graphite blods; reweighing
11/22/1988CA1245360A1 Device for measuring the moisture content and basic weight of paper
11/09/1988EP0289564A1 System and method for thermogravimetric analysis
10/1988
10/04/1988US4775943 Method and apparatus for determining polymer molecular weight distribution parameters
09/1988
09/20/1988US4771631 Device for measuring the moisture content and basic weight of paper
09/14/1988EP0282332A2 Method of detecting bitter or odor substances and apparatus therefor
08/1988
08/16/1988US4763536 Furnace tube
06/1988
06/28/1988US4753889 Analytical method for determining volatiles, solids and solvent extractables
06/22/1988CN86108558A Quick solid density (specific gravity) measurer
06/07/1988US4750143 Apparatus for the rapid determination of the moisture content of a material
05/1988
05/03/1988US4741202 Moisture vapor transmission test cell
05/03/1988US4741201 Cement mix analyzing system
04/1988
04/21/1988WO1988002856A1 System and method for thermogravimetric analysis
04/07/1988WO1988002480A1 Apparatus for analyzing contamination
03/1988
03/15/1988US4730478 Gas analyzer
02/1988
02/02/1988CA1232153A1 Centrifugometric mass analysis/thermocentrifugometric analysis
12/1987
12/09/1987CN87103989A Weighing device for measuring the moisture content of monitoring board in the furnace
12/01/1987US4709579 Measurement of moisture content
11/1987
11/10/1987US4704806 Apparatus for determining the timewise progress of the drying of a material sample
10/1987
10/14/1987CN86100862A Fast indicator of moisture content of granular substances by principle of loss-in-weight
10/07/1987EP0239613A1 Piezoelectric device for detection of polynucleotide hybridization.
09/1987
09/29/1987US4696796 Moisture sensor
09/29/1987CA1227543A1 Apparatuses, processes and articles for analyzing materials for moisture content by controllably drying such materials by microwave radiation
1 ... 38 39 40 41 42 43 44 45 46 47 48 49 50