| Patents for G01N 9 - Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity (6,694) |
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| 07/15/1993 | DE4200770A1 Determining filling ability of tobacco material during transit on conveyor belt - determining mass flow, conveyor speed and height profile of tobacco flow to produce volume flow and forming quotient. |
| 07/06/1993 | US5224372 Multi-phase fluid flow measurement |
| 07/06/1993 | CA1320008C Method of simultaneously measuring thickness and composition of film and apparatus therefor |
| 06/29/1993 | CA1319540C Apparatus for measuring the density of a liquid, or of a suspension of solids in a liquid |
| 06/24/1993 | DE4142117A1 Determining conversion deg. in aq. polymerisation of gaseous monomers - by expanding latex sample and measuring foam density, by radiometric method |
| 06/22/1993 | US5221871 Surface wave gas sensor |
| 06/22/1993 | CA1319269C Method for measuring hemoglobin |
| 06/16/1993 | CN2136471Y Combined alcoholmeter made of stainless steel |
| 06/16/1993 | CN1073263A Differential erythrocyte counts |
| 06/09/1993 | EP0544784A1 A differential float means and sensor means incorporating same. |
| 06/08/1993 | US5218387 Eye position detecting apparatus |
| 06/02/1993 | EP0544064A2 Procedure for the essentially damping-independent measurement of the density of liquids by ultrasound |
| 06/01/1993 | CA1318727C Apparatus for measuring density of a finely divided solid carbon-containing fuel flow |
| 06/01/1993 | CA1318724C Vibrating strip transducer |
| 05/27/1993 | DE4138419A1 Precise alcohol concn. measurement - uses readings of optical extinction and temp. and density |
| 05/26/1993 | EP0542798A1 Liquefied gas metering system |
| 05/26/1993 | CN2134648Y Sinking-floating comparision densimeter |
| 05/19/1993 | EP0542469A1 Chemical sensor utilising a surface transverse wave device |
| 05/18/1993 | US5211678 Apparatus, method and system for monitoring fluid |
| 05/13/1993 | WO1993009269A1 Process for degreasing and cleaning metal surfaces and device for implementing it |
| 05/13/1993 | DE4136442A1 Verfahren zum entfetten und reinigen metallischer oberflaechen und vorrichtung zu dessen durchfuehrung Method for degreasing and cleaning of metal surfaces and device for its implementation |
| 05/13/1993 | CA2123099A1 Process for degreasing and cleaning metal surfaces |
| 05/12/1993 | EP0541125A2 Apparatus and methods for measuring particle size and density in exhaust stacks |
| 05/08/1993 | CA2082027A1 Apparatus and methods for measuring particle size and density in exhaust stacks |
| 05/05/1993 | EP0464195A4 Mass-volume vortex flowmeter |
| 05/05/1993 | EP0382819A4 Mass-volume flowmeter |
| 05/05/1993 | CN1071754A Solid density and gold content measuring method and balance for gold |
| 04/29/1993 | WO1993008452A1 Multiphase fluid flow measurement_______________________________ |
| 04/29/1993 | DE4135329A1 Determining soil component in raw material of agricultural products on transport vehicle - measuring weight and vol. of material and comparing with standard bulk density |
| 04/27/1993 | CA1316814C Apparatus and method for analyzing well fluid sag |
| 04/27/1993 | CA1316701C Testing device for car battery and radiator |
| 04/25/1993 | CA2067868A1 Hydrometer for determining coolant fluid antifreeze concentration |
| 04/21/1993 | EP0538235A1 Device for determining the density of liquids and gases using the period of oscillation of a vibrating element filled with the medium |
| 04/20/1993 | US5203677 System and method for analyzing gravity of used motor oil |
| 04/14/1993 | EP0536658A1 Differential erythrocyte counts |
| 04/13/1993 | US5201215 Method for simultaneous measurement of mass loading and fluid property changes using a quartz crystal microbalance |
| 04/07/1993 | CN2129411Y Frequency modulation fluid densimeter |
| 04/06/1993 | US5199453 Method for control of hard water scale deposition in evaporative cooling systems |
| 04/01/1993 | WO1993006452A1 Sulfuric acid concentration sensor for lead-acid battery |
| 03/16/1993 | US5194911 Method and apparatus for determining the quantity of material transported within a fibre band or sliver |
| 03/16/1993 | US5193400 For measuring flow of fluid media |
| 03/11/1993 | DE4129549A1 Measuring level and density in liquid container or open channels - sucking or forcing liq. into immersed tube and evaluating differential pressure w.r.t. time |
| 03/09/1993 | CA1314244C System for the assembly of a metal joining piece and a high pressure composite material tube - notably applications for equipment used in the oil industry |
| 03/04/1993 | WO1993004195A1 Reagent compositions for analytical testing |
| 03/02/1993 | US5189901 Densitometer calibration apparatus and method |
| 02/17/1993 | CN1069122A Volumetric cylinder for measuring granular or powder material |
| 02/16/1993 | US5186058 Rotameter with float guides |
| 02/03/1993 | EP0525041A1 Coolant corrosiveness indicator |
| 01/27/1993 | EP0524370A2 Methods and devices for measuring the specific gravity of liquids |
| 01/26/1993 | US5182791 Probe for transmitting light through a fluid |
| 01/20/1993 | CN1068193A Pressure-difference type continuous liquid density measuring instrument |
| 01/19/1993 | US5180643 Hydrometer collar improvement |
| 01/13/1993 | EP0522897A1 Measuring cell for granular or pulverulent products |
| 01/12/1993 | US5179028 Measurement of signals |
| 01/12/1993 | US5178455 Method for recycling wash residue of ready mixed concrete and system therefor |
| 12/23/1992 | CN1019603B Fluid flow volumetric determination apparatus and method |
| 12/22/1992 | CA1311624C Material layer volume determination with correction band |
| 12/15/1992 | US5170667 Monitoring a state of an asphalt paved road having at least one traffic lane |
| 12/09/1992 | EP0517366A1 Method and apparatus for sensing oxides of Nitrogen |
| 12/08/1992 | US5170364 Feedback system for load bearing surface |
| 12/08/1992 | CA2068131A1 Apparatus for sensing oxides of nitrogen |
| 12/03/1992 | DE4118020A1 Sepn. of specific lightweight components from sedimentary mixt. - continuously measuring upper fluidised bed density and depth for comparison with set-point values |
| 12/01/1992 | US5167144 Method and apparatus for the remote monitoring of fluids |
| 11/24/1992 | US5165292 Device for measuring characteristic of a fluid |
| 11/10/1992 | US5161406 Identification method for a gas flow and its disturbances |
| 11/03/1992 | US5160843 Apparatus and method for measuring gas concentrations |
| 10/29/1992 | WO1992018863A1 Composition for measuring ionic strength or specific gravity of liquid specimen and test piece prepared from said composition |
| 10/28/1992 | EP0511109A1 Improvement in devices for detecting fissile material |
| 10/27/1992 | US5157968 Apparatus for measuring the specific gravity, weight, level, and/or volume of a liquid in a container |
| 10/21/1992 | EP0509187A1 Method for determining the mass of a soft product moving in a measuring device |
| 10/20/1992 | US5156194 Net weight dispensing system and method |
| 10/15/1992 | DE4112120A1 Non-destructive determination of ceramic roller body quality - combining results of measuring their dimensions, weights. and imbalance but does not require density measurement |
| 10/14/1992 | EP0507943A1 Preparing an admixture |
| 10/06/1992 | US5152181 Mass-volume vortex flowmeter |
| 09/30/1992 | CN2117607U Automatic liquid areometry and level monitor |
| 09/29/1992 | CA2062116A1 Methods and devices for measuring the specific gravity of liquids |
| 09/24/1992 | DE4107785A1 Liq. density measurer esp. for concn. of mixt. components - uses permanent magnet in float and magneto-sensitive receiving unit working on Archimedes principle |
| 09/23/1992 | EP0504224A1 A flow tube drive circuit having a bursty output for use in a coriolis meter. |
| 09/01/1992 | CA1307056C Thickness/density measuring apparatus |
| 08/26/1992 | EP0500478A1 Method and device for cutting a food product, in particular cheese, into slices of constant mass |
| 08/26/1992 | CN2114158U Double capillary gradiomanometer |
| 08/25/1992 | US5141310 Methods and devices for measuring the specific gravity of liquids |
| 08/20/1992 | WO1992014123A1 Improved coriolis mass flow rate meter |
| 08/19/1992 | CN2113486U Specific gravity-salt degree sensor for fishery |
| 08/19/1992 | CN1017937B Process and reagent for determination of ionic strength or specific weight of aqueous liquids |
| 08/18/1992 | US5138869 In-line detector system for real-time determination of impurity concentration in a flowing gas stream |
| 07/29/1992 | EP0496648A1 Process and apparatus for measuring the saturation levels of multiple phases in a porous media |
| 07/21/1992 | US5132917 Method and apparatus for the combined use of dual density measurements to achieve a fast and accurate density measurement in pneumatically transported solids |
| 07/08/1992 | EP0493886A1 Multiphase flow rate monitoring means and method |
| 07/08/1992 | EP0493628A1 Density sensor for indicating the charge status of a battery |
| 07/07/1992 | US5127433 Coolant corrosiveness indicator |
| 07/07/1992 | US5127272 Multiphase flow rate monitoring means and method |
| 07/07/1992 | CA1304834C Device for determining the mass per unit volume of an elementary volume of material |
| 07/04/1992 | CA2056029A1 Multiphase flow rate monitoring means and method |
| 06/25/1992 | WO1992010749A1 In-line detector system for real-time determination of impurity concentration in a flowing gas stream |
| 06/23/1992 | WO1992011532A1 Sensors |
| 06/23/1992 | CA2098925A1 Sensors |
| 06/17/1992 | EP0490742A1 Process for the regulation of working conditions of a reactor for the catalytic conversion of an oxygenous compound using a source of ionizing radiations |
| 06/17/1992 | DE4039691A1 Analogue liq. density measuring device - esp. for continuously measuring electrolyte density e.g. in accumulator |
| 06/16/1992 | US5121658 Mass-volume flowmeter |