Patents
Patents for G01N 9 - Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity (6,694)
02/1988
02/02/1988CA1232152A1 Fluid density measurement
01/1988
01/28/1988WO1988000697A1 Bone densitometer
01/28/1988WO1988000693A1 Process and device for measuring gas properties
01/27/1988CN87203452U Continuous absorbing type precision densimeter
01/26/1988US4720998 Crude oil sampling system
01/21/1988DE3624093A1 Device for measuring the density of flowing gases
01/19/1988US4720808 Method and apparatus for measuring sheet products
01/13/1988CN87202553U Electronic hydrometer
01/07/1988EP0250418A1 Analysis of multi-phase mixtures
12/1987
12/17/1987WO1987007717A1 Apparatus and method for determining fluid viscosity and density
12/17/1987DE3619418A1 Method and device for measuring the density of a liquid
12/09/1987CN86103666A Individual sampler (probe part) for respiratory dust and overall dust
12/08/1987US4711132 Apparatus for mass flow rate and density measurement
12/02/1987CN87103492A Method and apparatus of measuring liquid density
12/01/1987US4710352 Sample holders moved by engagement of projections on belt
11/1987
11/25/1987EP0246265A1 Measurement of relative density.
11/24/1987US4708018 Drilling mud density probe
11/24/1987US4708017 Floating hydrometer with energy dissipating baffle
11/19/1987EP0245673A2 Method and apparatus for measuring the density of a liquid
11/11/1987EP0244716A2 Measuring device
11/02/1987EP0185709A4 Apparatus for mass flow rate and density measurement.
10/1987
10/27/1987US4702109 In-line hydrometer
10/26/1987EP0188572A4 Improved apparatus for mass flow rate and density measurement.
10/22/1987DE3712394A1 Apparatus for measuring the viscosity and density of liquids
10/20/1987US4701868 Apparatus and method for accurately measuring the density of materials with rough surfaces by radiation backscatter
10/06/1987USH336 Non-destructive method to assess physical condition of chemical fill
10/06/1987US4697454 Combined hydrometer for testing the battery and radiator fluid
09/1987
09/29/1987CA1227381A1 Float operated water-in-oil alarm system for machinery
09/22/1987US4694692 Drilling fluid density measurement system
09/22/1987US4694679 Gravitometer prover
09/22/1987CA1227058A1 Mesuring instrument
09/02/1987EP0235032A2 Fluid meter, especially for hydrocarbon wells
09/02/1987EP0235023A1 Process and apparatus to analyse the variation in density of a product in the shape of a cigarette
09/02/1987EP0234747A1 Measuring flow in a pipe
09/02/1987CN86208333U Automatic control device for the charging and discharging of lead accumulator
09/02/1987CN86201571U Thermohydrometer
09/01/1987US4689989 Method and apparatus for testing the outflow from hydrocarbon wells on site
08/1987
08/26/1987EP0233389A1 A method of measuring the weight per unit area, density and thickness of a moving sheet
08/26/1987EP0233327A2 Apparatus for optically measuring the density of gases
08/25/1987US4688426 Hydrometer for determination of immunoglobulin content of mare colostrum
08/18/1987US4687336 Measurement of optical density via nephenometry
08/04/1987CA1224938A1 Resonator transducer system with temperature compensation
07/1987
07/29/1987CN87100483A Device for measuring accumulator electrolyte parameters
07/23/1987DE3601085A1 Device for measuring the density of gases and liquids
07/21/1987US4680965 Process for continuous density measurement
07/21/1987CA1224569A1 Apparatus and process for automatically determining fat content of foods
07/14/1987US4679947 Method and apparatus for measuring steam quality
07/07/1987US4677851 Method and apparatus for monitoring the density of a liquid
07/07/1987US4677842 Ultrasonic density measurement
07/07/1987US4677841 Method and apparatus for measuring the relative density of gases
07/01/1987EP0227246A2 Analysis of fluids using a source of fast neutrons
07/01/1987EP0227191A2 Steam profile liquid/vapour separator
06/1987
06/24/1987EP0226570A2 Measuring device and tube connection with method of producing the same
06/23/1987US4674322 On-line instrument for simultaneously measuring the viscosity, density, and surface tension of a fluid comprising a gas dissolved in a liquid
06/23/1987CA1223169A1 Cigarette testing and/or levelling device
06/10/1987EP0224781A2 Method for the measurement of the density in a section of a body made of powder
06/09/1987CA1222823A1 Method of measuring specific gravity and apparatus utilizing the same
05/1987
05/27/1987CN86202792U Gas concentration mornitor with single chip microprocesser
05/26/1987US4667515 Pipeline inspection
05/20/1987EP0222503A1 Transducers
05/19/1987US4667093 Electronic coin measurement apparatus with size and acceleration detection
05/14/1987DE3637306A1 Method and apparatus for producing a fibre strand in the tobacco processing industry
05/13/1987EP0221467A1 Vibrating type transducer
05/12/1987US4664124 Biological fluid specific gravity monitor with ultrasonic sensor circuit
05/07/1987WO1987002770A1 Measurement of specific gravity
05/07/1987DE3539156A1 Method and device for measuring density in media by means of oscillations of high frequency stability
05/05/1987US4662221 Method and apparatus for measuring material
04/1987
04/28/1987US4660421 Apparatus for mass flow rate and density measurement
04/28/1987US4660413 Apparatus and method for determining fluid viscosity and density
04/08/1987CN85107062A Control of froth cell perfromance through the ues of differential bubbler tubes
04/07/1987US4655075 Vibrating tube densimeter
04/07/1987CA1220049A1 Apparatus for measuring varying density of a slurry flowing in a pipeline
04/02/1987DE3534073A1 Acid-density tester
04/01/1987EP0216616A2 Test element advancing mechanism having positive engagement with element
03/1987
03/25/1987EP0215302A2 Apparatus for the precise determination of density using the buoyancy method
03/24/1987US4651556 Measuring device
03/19/1987DE3630368A1 Vibration transducer and method for manufacturing it
03/17/1987US4651285 Analytical apparatus and process
03/17/1987US4649747 Coolant line hydrometer
03/11/1987EP0213144A1 Hydrometers
03/04/1987EP0213025A1 Method and apparatus for measuring the water content of a gaseous atmosphere, especially emanating from a dryer or an oven
02/1987
02/24/1987US4644803 Force measurement apparatus and method
02/24/1987US4644796 Pressure measurement apparatus and method
02/24/1987US4644781 Fluid property measuring device
02/12/1987DE3527905A1 Method for measuring densities/bulk densities of materials employing the buoyancy behaviour thereof
02/10/1987US4641535 Flowmeter
02/10/1987CA1217660A Fluid flow measurement
02/04/1987EP0210916A1 Apparatus for measuring the apparent weight of mud suspended in a liquid, and apparatus and method for measuring Ponsar's index of such a mud
01/1987
01/27/1987US4639669 Pulsed electromagnetic nondestructive test method for determining volume density of graphite fibers in a graphite-epoxy composite material
01/27/1987CA1217277A1 Apparatus for determining finished roll density in a mill
01/27/1987CA1217264A1 Densitometer
01/21/1987CN86200132U Tea grade analysis meter
12/1986
12/30/1986EP0207038A1 Towed densimeter system
12/02/1986US4625553 System to determine the level and weight of liquid in a tank or the like
11/1986
11/19/1986CN85105865A Measuring instrument for gas density
11/12/1986CN85203546U Automatic component tester for tin-lead alloy
11/05/1986EP0200303A1 Measurement of a small most dense constituent layer in a stratified mixture
10/1986
10/15/1986EP0197626A1 Textile structure measurement
10/14/1986US4616506 Apparatus for measuring the mass of a flowing medium and method for producing an apparatus for measuring the mass of a flowing medium
09/1986
09/30/1986US4614870 Miniature isotopic soil moisture gage
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