| Patents for G01N 15 - Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials (29,551) |
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| 07/06/1982 | CA1126976A1 Apparatus for determining properties of matter |
| 06/30/1982 | EP0055234A2 Method of time-marking sedimentation processes and device for carrying out the method |
| 06/30/1982 | EP0054887A2 Air flow meter assembly |
| 06/22/1982 | US4336029 By fluorescence |
| 06/22/1982 | US4335610 Multi-sample surface area measurement |
| 06/15/1982 | CA1125663A1 Method and apparatus for determining ultrafiltration during dialysis |
| 06/09/1982 | EP0053263A2 Method and arrangement to find accumulations of particles, for example metaphase plates |
| 06/08/1982 | CA1125050A1 Apparatus and method for detecting platelets in a whole blood |
| 06/02/1982 | EP0052621A1 Brightness analyser |
| 06/01/1982 | CA1124545A1 Biohazard containment apparatus and method |
| 05/25/1982 | US4331862 Method for calibrating a particle counting machine and a calibration standard therefor |
| 05/19/1982 | EP0051633A1 Method and apparatus for measuring mean cell volume of red blood cells |
| 05/18/1982 | US4330745 Method and apparatus for counting blood platelets |
| 05/18/1982 | CA1123626A1 On-line monitoring of specific surface of mechanical pulps |
| 05/12/1982 | EP0051373A2 Method and apparatus for testing and using membrane filters |
| 05/11/1982 | US4329054 Apparatus for sizing particles, droplets or the like with laser scattering |
| 05/11/1982 | US4329053 Frequency-scanning particle size spectrometer |
| 05/11/1982 | US4329052 Method and apparatus for the measurement of cell size in a foam structure |
| 05/05/1982 | EP0050812A1 Method and apparatus for detecting bubbles in a liquid |
| 05/04/1982 | US4327594 Bounceless high pressure drop cascade impactor and a method for determining particle size distribution of an aerosol |
| 05/04/1982 | CA1122795A1 Sample measurement of fibre sizes in a fluidized stream |
| 04/27/1982 | US4326934 Continuous dielectrophoretic cell classification method |
| 04/27/1982 | CA1122439A1 Apparatus and method for measuring the degree of refining of pulp fibers in the preparation of furnish for paper making |
| 04/27/1982 | CA1122435A1 Method and apparatus for measurement and registration of the aggregation rate of particles suspended in a liquid |
| 04/21/1982 | EP0050018A2 Particle agglutination analysing plate |
| 04/20/1982 | US4325706 Automated detection of platelets and reticulocytes in whole blood |
| 04/20/1982 | US4325483 Method for detecting and controlling flow rates of the droplet forming stream of an electrostatic particle sorting apparatus |
| 04/13/1982 | US4324686 Blood platelets of known count range, electronic volume, and electronic volume size distribution |
| 03/30/1982 | US4321822 Impactor apparatus |
| 03/24/1982 | EP0048237A2 Method and measurement device for determining the particle content of combustion exhaust gases |
| 03/16/1982 | US4319840 Method and a device for inspecting bodies having a multiplicity of parallel channels extending therethrough |
| 03/16/1982 | CA1119837A1 Magnetic pressure indicator with deactuator for bimetallic temperature-sensitive elements |
| 03/09/1982 | US4319194 Method of and apparatus for monitoring platelet aggregation and test cell for use in such method and apparatus |
| 03/09/1982 | US4318483 Automatic relative droplet charging time delay system for an electrostatic particle sorting system using a relatively moveable stream surface sensing system |
| 03/09/1982 | US4318482 Method for measuring the velocity of a perturbed jetting fluid in an electrostatic particle sorting system |
| 03/09/1982 | US4318481 Method for automatically setting the correct phase of the charge pulses in an electrostatic flow sorter |
| 03/09/1982 | US4318480 Method and apparatus for positioning the point of droplet formation in the jetting fluid of an electrostatic sorting device |
| 03/09/1982 | US4318296 Sampling equipment for sedimentation rate measuring |
| 03/03/1982 | EP0046740A2 A method and device for testing filters |
| 03/02/1982 | US4318180 Method and apparatus for indicating the size distribution of particles in a flowing medium |
| 03/02/1982 | US4317520 Servo system to control the spatial position of droplet formation of a fluid jet in a cell sorting apparatus |
| 02/24/1982 | EP0046345A2 Controlled hydrodynamic flow in flow cytometry systems |
| 02/17/1982 | EP0045878A2 Device for detecting particles in a gaseous stream |
| 02/02/1982 | US4314346 Auxiliary apparatus for a particle analyser |
| 02/02/1982 | US4313340 Device for measuring the solids content of a liquid |
| 02/02/1982 | CA1117401A1 Multi-purpose blood diluent for use in electronic blood analysis instrumentation |
| 02/02/1982 | CA1117310A1 Parabolic cell analyzer |
| 02/02/1982 | CA1117309A1 Apparatus for making rheological measurements |
| 01/27/1982 | EP0044596A1 Method and apparatus for determining the mass concentration of particles in a gaseous medium |
| 01/26/1982 | US4312218 Porometer and method for stomatal measurements |
| 01/19/1982 | US4311039 Disc centrifuge photosedimentometer |
| 01/19/1982 | US4311037 Web permeability tester |
| 01/06/1982 | EP0043226A1 Dissolution cell, apparatus including it, method of determining rate of dissolution |
| 01/05/1982 | US4309757 Method for classification of signals by comparison with an automatically determined threshold |
| 01/05/1982 | CA1115552A1 Fibre flexibility meter |
| 12/29/1981 | US4308587 Apparatus for displaying at least two parameters of populations of particles on a cathode ray tube |
| 12/29/1981 | CA1115374A1 Apparatus and methods for detecting an incipient fire condition |
| 12/22/1981 | US4307339 Particle counter |
| 12/22/1981 | CA1114672A1 Ink maintenance sensor |
| 12/22/1981 | CA1114643A1 Method and apparatus for testing cigarettes |
| 12/15/1981 | US4305291 Gas adsorption apparatus for determining the gaseous surface area of a material |
| 12/10/1981 | WO1981003592A1 Brightness analyser |
| 12/08/1981 | US4304122 Deep well simulator |
| 12/08/1981 | CA1114063A1 Calculated parameter generation in a hematology parameter measurement apparatus |
| 12/01/1981 | US4303337 Apparatus for determining hemoglobin and white blood cell count in blood |
| 11/25/1981 | EP0040323A1 Test method for ferromagnetic powders |
| 11/25/1981 | EP0040322A1 Test method for determining the magnetic properties of ferromagnetic powders |
| 11/24/1981 | US4302754 Wear particle disintegrator monitor |
| 11/18/1981 | EP0039718A1 Method and apparatus for determining the concentration of a substance contained in particles carried by a flowing medium. |
| 11/18/1981 | EP0039701A1 Liquid flow photometer. |
| 11/17/1981 | US4300386 Porosimeter arrangement |
| 11/17/1981 | CA1112764A1 Porosity measurement |
| 11/12/1981 | WO1981003224A1 Flow-through optical analyzer |
| 11/10/1981 | US4299795 Sample tube |
| 11/10/1981 | US4299489 Device for determining the histogram of sizes of particles |
| 11/03/1981 | US4298836 Particle shape determination |
| 10/29/1981 | WO1981003080A1 Method and apparatus for measuring mean cell volume of red blood cells |
| 10/20/1981 | US4296373 Hematology cell counting apparatus incorporating multiple transducers for sequential operation |
| 10/13/1981 | US4295200 Automatic particle analyzing system |
| 10/13/1981 | EP0024421A4 Method and apparatus for the leak testing of filters. |
| 10/06/1981 | US4293221 Multidimensional slit-scan flow system |
| 10/06/1981 | US4293217 Continuous-flow condensation nuclei counter and process |
| 09/16/1981 | EP0035788A1 Method and apparatus for the determination of the colloid concentration, i.e. the colloid index of a liquid |
| 09/15/1981 | US4290011 Particle length and volume comeasurement with controlled orientation |
| 09/09/1981 | EP0035437A1 Method and device for determining the diameter of a particle suspended in a fluid by using a coherent electromagnetic radiation |
| 09/08/1981 | US4288162 Measuring particle size distribution |
| 09/08/1981 | US4287757 Instrumental measuring method for determining the size-distribution of grained material |
| 09/08/1981 | US4287754 Apparatus for and method of multiple testing of wrappers of cigarettes or the like |
| 09/02/1981 | EP0034863A2 Processes and devices for measuring the dust content of gas streams |
| 09/01/1981 | US4286876 Apparatus and method for measuring scattering of light in particle detection systems |
| 09/01/1981 | US4286875 Diffractometer |
| 09/01/1981 | US4286874 Diffractometer |
| 09/01/1981 | CA1107984A1 Method and apparatus for discriminating red blood cells from platelets |
| 08/25/1981 | US4286209 Small conductive particle sensor |
| 08/25/1981 | US4285231 Apparatus for measuring the particle size range in a suspension |
| 08/25/1981 | CA1107820A1 Particle counting |
| 08/18/1981 | US4284496 Particle guiding apparatus and method |
| 08/18/1981 | US4284495 Evaporator, encapsulating particles |
| 08/18/1981 | US4284412 Method and apparatus for automated identification and enumeration of specified blood cell subclasses |
| 08/18/1981 | US4284355 Automated method for cell volume determination |