| Patents for G01N 15 - Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials (29,551) |
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| 04/24/1992 | WO1992007244A1 An hplc light-scattering detector for biopolymers |
| 04/21/1992 | US5107422 Method and apparatus for measuring multiple optical properties of biological specimens |
| 04/21/1992 | US5106187 Method and apparatus for the indentification of particles |
| 04/21/1992 | US5106186 Method for determining fibrin fiber size from a single gel optical density measurement |
| 04/15/1992 | EP0479977A1 Automated cytological specimen classification system and method. |
| 04/15/1992 | EP0199760B1 Dust flow inducing monitor |
| 04/15/1992 | CN1060357A Air permeability measurer for web paper |
| 04/15/1992 | CN1016304B High-voltage generator with low current loss |
| 04/14/1992 | US5105093 Apparatus for measuring particle size distribution by making use of laser beam diffraction and scattering |
| 04/14/1992 | US5104553 Apparatus for filtering a reagent |
| 04/14/1992 | US5104221 Particle size analysis utilizing polarization intensity differential scattering |
| 04/08/1992 | EP0479569A2 Tube clarifier method for monitoring and/or controlling clarification processes |
| 04/08/1992 | EP0479231A1 Apparatus and method for measuring specimen |
| 04/07/1992 | USH1040 Method for measuring filter efficiency |
| 04/07/1992 | US5102434 Collecting particles conveyed through honeycomb using a gas permeable screen, then visibly or automatically inspecting figures formed screen which represent defects in internal partition walls |
| 04/07/1992 | US5101978 Fluidic sorting device for two or more materials suspended in a fluid |
| 04/05/1992 | CA2052529A1 Tube clarifier method for monitoring and/or controlling clarification processes |
| 04/03/1992 | WO1992006367A1 Imaging method for defining the structure of objects |
| 04/03/1992 | CA2093347A1 Imaging method for defining the structure of objects |
| 04/02/1992 | WO1992005572A1 Optical single particle detector with lenseless fiber optic probe |
| 04/02/1992 | WO1992005424A1 Improvements in or relating to liquid flow systems |
| 04/02/1992 | WO1992005423A1 Method and apparatus for measuring fibre flexibility |
| 04/01/1992 | EP0478410A1 Probe for photoacoustic analysis |
| 04/01/1992 | EP0478392A2 Particle analyzer and flow cell therefor |
| 04/01/1992 | EP0478370A2 Method for obtaining porosity and permeability using minerology and textural parameters |
| 04/01/1992 | CN2100623U Laser-diffraction size distribution tester |
| 03/31/1992 | US5101113 Ensemble scattering particle sizing system with axial spatial resolution |
| 03/31/1992 | US5100627 Chamber for the optical manipulation of microscopic particles |
| 03/29/1992 | CA2049498A1 Particle analyzer and flow cell therefor |
| 03/26/1992 | DE4130987A1 Lubrication oil cleaning arrangement with separator contg. magnet - has iron@ slurry detection coil enabling long inspection intervals and machinery wear monitoring |
| 03/25/1992 | EP0477038A2 Method and apparatus for discriminating moving granulate entities |
| 03/25/1992 | EP0476014A1 Very large scale immobilized polymer synthesis. |
| 03/25/1992 | EP0373169B1 A method and arrangement for determining the size and/or the shape of a freely falling object |
| 03/25/1992 | CN1059792A 粒子尺寸分布测量仪 Particle size distribution measuring instrument |
| 03/25/1992 | CA2051713A1 Probe for photoacoustic analysis |
| 03/24/1992 | US5099521 Cell image processing method and apparatus therefor |
| 03/24/1992 | US5098657 Apparatus for measuring impurity concentrations in a liquid |
| 03/19/1992 | WO1992004611A1 Gas sampling device and dilution tunnel used therewith |
| 03/18/1992 | EP0348469B1 Method of automatic particle analysis and means for performing the analysis |
| 03/17/1992 | US5096826 Method of measuring specific surface area |
| 03/17/1992 | US5096615 For gas borne particles of requiredd size and concentration; nebulizing feed solution with gas, drying in conical chamber |
| 03/17/1992 | US5095740 System for monitoring and analyzing solid contaminents in fluids |
| 03/14/1992 | CA2051061A1 Powder and granule inspection apparatus |
| 03/11/1992 | EP0474187A2 Particle measuring aparatus |
| 03/11/1992 | CN1015829B Method and equipment for testing dust content in waste gas |
| 03/10/1992 | US5095451 Centrifuge particle size analyzer |
| 03/10/1992 | US5094818 Self-filling anti-siphon flow system for particle analysis |
| 03/10/1992 | US5094779 Method for measuring and testing the efficiency of gas mask filters using monodispersed aerosols |
| 03/10/1992 | US5094533 Optoelectrical particle detection apparatus |
| 03/10/1992 | US5094532 Method and apparatus for measuring small particle size distribution |
| 03/10/1992 | CA1297186C Procedure and apparatus for analysing pulp slurry |
| 03/04/1992 | EP0472522A1 Method and apparatus for screening cells or formed bodies with populations expressing selected characteristics. |
| 03/03/1992 | USH1027 Aerosol modulating nozzle |
| 03/03/1992 | US5093866 Fluorescence and motility characterization system for cells, bacteria, and particles in fluids |
| 03/03/1992 | US5093234 Method of aligning, compensating, and calibrating a flow cytometer for analysis of samples, and microbead standards kit therefor |
| 03/03/1992 | US5093083 Inhibition of breakdown caused by imperfect seal |
| 03/03/1992 | US5092989 Sheath fluid filtering in a closed-cycle flow cytometer system |
| 03/03/1992 | US5092675 Vacuum line particle detector with slab laser |
| 03/03/1992 | US5092184 Cell staining system for flow cytometry |
| 03/03/1992 | CA1296622C Method and apparatus for automated assessment of the immunoregulatory status of the mononuclear leukocyte immune system |
| 02/26/1992 | CN1015662B Particle analyzer for measuring resistance and reactance of particle |
| 02/26/1992 | CN1015661B Experiment method for measuring relative penetration of oil, gas and water in reservoir core |
| 02/25/1992 | US5090808 Particle measurement apparatus |
| 02/25/1992 | US5090233 In-line analyzer for particle size distribution in flue gas |
| 02/20/1992 | WO1992002807A1 Method and apparatus for detecting soot concentration in particulate trap |
| 02/18/1992 | US5089714 Particle asymmetry analyzer having sphericity detectors |
| 02/18/1992 | US5089416 Method of use of non-fluorescent particles to determine fluorescence threshold of a flow cytometer relative to the autofluorescence of samples |
| 02/18/1992 | US5089234 Confining stabilizing fluid around valve |
| 02/18/1992 | US5089126 Method and apparatus for capillary hydrodynamic fractionation |
| 02/18/1992 | US5088816 Process and apparatus for analyzing cells |
| 02/18/1992 | US5088316 Apparatus and method for testing material samples for gas diffusion characteristics |
| 02/18/1992 | CA1296081C Method for detection of the presence of undesired microorganisms |
| 02/12/1992 | EP0470810A1 One step test for absolute counts |
| 02/12/1992 | EP0470345A1 Device and process for continuously measuring water soluble electric conducting dust emissions in water vapour containing waste gases |
| 02/11/1992 | US5087823 Device for determining the characteristics of particles in suspension in a liquid |
| 02/11/1992 | US5087295 Cleaning cycle for flow cytometers |
| 02/11/1992 | US5086643 System and method for determining multi-phase relative permeability of a subterranean reservoir |
| 02/11/1992 | CA1295492C Determining flow properties of particulate materials |
| 02/08/1992 | CA2048004A1 One step tests for absolute counts |
| 02/06/1992 | WO1992001934A1 Blood testing apparatus |
| 02/06/1992 | WO1992001924A1 Device for continuously detecting contrast impurities contained in a moving fluid material |
| 02/05/1992 | EP0469766A1 Preservation of cells as controls or standards in cellular analysis |
| 02/05/1992 | EP0469097A1 Method for determination of glucose in whole blood and cuvette and photometer for carrying out said method. |
| 02/05/1992 | CN1015405B Method of measuring particle diameter by optical fibre and apparatus thereof |
| 02/04/1992 | US5086476 Method and apparatus for determining a proliferation index of a cell sample |
| 02/04/1992 | US5085500 Non-imaging laser particle counter |
| 01/29/1992 | EP0468705A2 Method and apparatus for investigating and controlling an object |
| 01/29/1992 | EP0468693A2 Self-compensating seal in a centrifugal field |
| 01/29/1992 | EP0468100A1 Automatic focal-point adjustment method in flow imaging cytometer |
| 01/29/1992 | EP0467952A1 Method and apparatus for screening cells or formed bodies with populations expressing selected characteristics utilizing at least one sensing parameter. |
| 01/28/1992 | US5084629 Split flow uniform multisensor detection |
| 01/28/1992 | US5084614 Optical single particle detector with lenseless fiber optic probe |
| 01/28/1992 | US5084394 Method for corrective calibration of a flow cytometry using a mixture of fluorescent microbeads and cells |
| 01/28/1992 | US5083865 Particle monitor system and method |
| 01/28/1992 | US5083862 Liquid bubble detector |
| 01/28/1992 | CA1295031C Uv scanning system for centrifuge |
| 01/22/1992 | EP0467127A2 Method and device for optically detecting and evaluating scattered light signals |
| 01/21/1992 | US5083014 Automatic focal-point adjustment method in flow imaging cytometer |
| 01/21/1992 | US5082371 Method and apparatus for measuring entrained air in concrete |
| 01/21/1992 | US5081863 Apparatus for measuring transmission of volatile substances through films |