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| Patents for G01N 5 - Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid (4,918) |
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| 03/13/1979 | US4144030 Method for improving the rate and measurement accuracy of chemical analysis | | 03/06/1979 | US4142403 Method and means for testing soils | | 02/27/1979 | US4141238 Method for the determination of the amount of particles in gaseous media and a sampling device for performing the method | | 01/23/1979 | US4135388 Method and apparatus for automatically fractionating a sample of particulate material into discrete size fractions | | 10/10/1978 | CA1040266A1 Device for measuring the mass of particles of an aerosol per volume unit | | 08/15/1978 | US4106329 Solid or water quantity measurement apparatus using microwaves | | 06/20/1978 | US4095459 Apparatus for determining moisture content | | 06/06/1978 | US4092846 Detection of liquid in a gas stream | | 04/18/1978 | US4084433 Method and apparatus for quantitatively and qualitatively determining the dust content of fibrous material | | 03/14/1978 | US4078625 Moisture indicator for hanging plant containers | | 01/24/1978 | US4069705 Analysis of materials | | 12/13/1977 | US4062228 Powder moisture meter | | 08/16/1977 | US4041768 Device for measuring the mass of particles of an aerosol per volume unit | | 11/30/1976 | US3994156 Testing apparatus for crop-moisture content | | 08/10/1976 | US3973431 Device for the rapid measuring of the degree of humidity of substances | | 08/03/1976 | US3972826 Activated alumina, calcium aluminate, water | | 07/06/1976 | US3967578 Moisture gauge for a hanging potted plant | | 06/29/1976 | US3965724 Device and method for calculating temperature and water vapor pressure |
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