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7556106 |
Drilling fluid monitor
A drilling fluid monitor system includes a pump fluidically connected to the drilling fluid to withdraw fluid from that system and move it to a scale that includes two coils through which the...
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7439457 |
Apparatus for determining relative density of produce using weighing and size measuring
The higher the reading of relative density, liquid weight per unit volume, of pieces of produce such as fruits, the juicier the piece of produce is. By comparing a number of pieces of produce of...
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7290447 |
Density measuring apparatus containing a densimeter and a method of using the same in a pipeline
A densimeter contains an inlet pipe section, a second pipe section joined to the downstream end of the inlet pipe section, and an outlet pipe section joined to the downstream end of the second pipe...
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6990848 |
System and method for determining material properties of samples
A method is provided for nondestructively determining a material property of a porous sample. A first vessel is evacuated to a sub-atmospheric pressure, while a test pressure, greater than the...
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6759601 |
Check weighing apparatus and method
A check weighing system is provided which can check weigh samples ( 1 ) on a production line. The check weighing system comprises a magnet ( 13 ) for creating a static magnetic field over an...
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6705153 |
Monitoring liquid characteristics including quality control
A drilling mud monitoring system includes a single measurement chamber which is filled with a predetermined quantity of drilling mud. The chamber is weighed to provide a value representative of the...
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6644344 |
Method and apparatus for metering a flow rate of a fluid
A method and apparatus for measuring the flow rate of a fluid based on the fluid weight. A container is provided between a fluid source and a fluid removal system. A valve is arranged between the...
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6637265 |
Apparatus for measuring physical properties of matter
The invention determines density of a sample while the sample is immersed in a gaseous medium having variable density. The apparatus includes a chamber for containing the gaseous medium and the...
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6474143 |
Automatically monitoring density and viscosity of a liquid
A drilling mud monitoring system includes a single measurement chamber which is filled with a predetermined quantity of drilling mud. The chamber is weighed to provide a value representative of the...
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6210727 |
Method and means of controlling a food extruder as a function of bulk density of the extruded product
A bulk density sampling method and device whereby formed product is flowed through a vertically disposed passage of pre-determined size. The passage is temporarily obstructed to collect and weigh a...
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6079122 |
Weighing dryer
A dryer is provided which is adapted to receive and dry polymeric material. The dryer comprises a support structure, a drying hopper assembly, a polymeric material supply device and a controller....
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6076400 |
Apparatus and method for classifying objects in computed tomography data using density dependent mass thresholds
A method and apparatus for detecting objects in computed tomography (CT) data are disclosed. Sheet-shaped objects such as sheet explosives can be detected by analyzing a neighborhood of voxels...
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5869763 |
Method for measuring mass change using a quartz crystal microbalance
A quartz crystal resonator is excited in two different modes at the same time such that the mass change and the temperature change can be measured independently. In using such a quartz crystal the...
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5858791 |
Method and device for the continuous measurement of variations in the overall saturation of a sample with incompressible immiscible fluids
Saturation variations are obtained by displacing a first fluid (for example water) that initially saturates a sample (1) coated with resin (2) by injecting therein, through a first end plate or cap...
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5840042 |
Method of predicting body composition in prepubertal children infected with human immunodenficiency virus
A method for predicting fat free mass (FFM) and total body water (TBW) of a prepubertal child infected with human immunodeficiency virus (HIV) comprises the steps of measuring a child's height,...
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5760293 |
Method and apparatus for measuring envelope and bulk densities
A compaction device for determining envelope and bulk densities of sample materials. The device uses a rotating sample cylinder and a plunger positioned within the cylinder. The force on the...
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5703278 |
Pressurized fluid density balance
A conventional fluid density balance beam measurement instrument used for measuring fluid density at atmospheric pressure is converted for use to measure fluid density at super-atmospheric...
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5608157 |
Method and apparatus for measuring envelope density
An apparatus and method for measuring the volume and calculating the envelope density of an object of known weight. The apparatus has a hollow sample cylinder of known interior diameter mounted to...
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5606126 |
Apparatus and a method for automatically measuring the density of an object
Apparatus for automatically measuring the density an object which comprises a first weighing device for weighing the object in a first medium which is dry, a second weighing device for weighing an...
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5595189 |
Methods and apparatus for measuring body composition
A system for measuring body fat percentage is disclosed. The system relies upon the measurement of a subject's weight in two gases of different densities. The difference in weight, along with the...
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5576499 |
Measuring and monitoring the size of particulate material
The apparatus and method for measuring and monitoring the characteristic diameter of a flowing particulate material comprises: a chamber having a particle size measurement outlet of known...
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5563384 |
Bulk density sampler apparatus
Improved bulk density sampler is provided for continuous sampling of material flowing in a material processing stream which includes a sampling assembly including a receptacle of known volume...
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5447063 |
Liquid density monitoring apparatus
A liquid bulk density monitoring apparatus which is particularly suitable for monitoring suspended sediment levels has a plummet suspended from one end of a balance beam and submerged in a vessel...
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5435182 |
Method and apparatus for determining at least one physical parameter of accumulator electrode plates
A method for determining at least one physical parameter of accumulator electrode plates, such as the true plate thickness P d , the apparent density D s of the active material, the true density D...
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5423216 |
Apparatus for automatically determining bulk specific gravity of powdery product
An apparatus which permits continuous automatic determination of the bulk specific gravity of a powdery sample and highly precise measurement thereof. The apparatus comprises a robot 3 transporting...
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5410914 |
Measuring device for density of liquid or high-temperature melt without influence of surface tension
The measuring device has bobs 10, 17 suspended from a weight 12 with wires 11, 16. The hook 13 of the weight 12 is hung from a suspensor thread 15 extending downwards from a balance 14. The weight...
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5383349 |
Densitometer
A fluid densitometer is constructed using loudspeaker technology. The loudspeaker diaphragm carries a fluid sample chamber. The increased mass loading causes a shift in resonant frequency of the...
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5353960 |
Gravimetric metering apparatus for pourable materials
An apparatus for continuous gravimetric metering of pourable material includes a housing having arranged therein a rotor. The material is supplied to pockets of the rotor through a charging inlet...
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5157968 |
Apparatus for measuring the specific gravity, weight, level, and/or volume of a liquid in a container
Apparatus for measuring the specific gravity, weight, level, and/or volume of a liquid in a container includes two load cells supported at the upper end of the container, a first body of known...
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5094786 |
Method and apparatus for determination of ingredients of tablets
A tablet determining method and an apparatus therefor capable of accurately determining ingredients of a multi-layer tablet without breaking the tablet. A multi-layer tablet is lighted from light...
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5052405 |
Method and apparatus for measuring the density of an object including a living being
A method and apparatus is provided for measuring the volume and density of an object, including a living being, which avoids the necessity of immersing the subject in a liquid medium. Where the...
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5022261 |
Aneroid volume determining system
An aneroid volume determining system includes an airtight chamber for holding a subject whose volume is to be detected; a volume adjuster including an inflatable container for varying the pressure...
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5006225 |
Method and apparatus for detecting humidity in cut lumber
A method and an apparatus for automatically detecting the approximate percentage of humidity in predetermined types of lumber cut to specific lengths. A conveyor is provided for conveying...
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4766964 |
Apparent density measuring device
An apparant density measuring device for a weighing machine comprising a bucket having a known loading volume. Product is fed to the bucket in an amount sufficient to cause overflow from the...
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H000490 |
Determination of the density of a hydrocarbon liquid at elevated pressure
A method and apparatus are provided whereby a pressure vessel of known internal volume is filled with a hydrocarbon liquid at elevated pressure and a measured temperature. When filled, a valve to a...
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4555942 |
Method for continually controlling the quality of cathode copper
The invention relates to a method for controlling or monitoring the quality of copper cathodes. The method is characterized by stacking cathodes to form a bundle, preferably comprising 10-20...
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4548286 |
Combinatorial weighing method and apparatus with volume and density sensing
A system having a combinatorial weighing apparatus for obtaining an optimum weight of a batch of articles that exhibit a variable apparent specific gravity, and for packaging the weighed out...
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4525315 |
Method of correcting irregularities in the built-up of a mat during the manufacture of particleboard
A method of correcting irregularities in the build-up of a mat during the manufacture of particleboard in which a plurality of individual measurements are taken substantially transverse to the mat...
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4510808 |
Apparatus for the continuous measurement of bulk density material such as cut tobacco
An apparatus is provided for the continuous measurement of the bulk density of particulate material comprising an endless belt weighing conveyor having a compression zone and a weigh span...
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4487278 |
Instrument for providing automatic measurement of test weight
An instrument for automatically and accurately determining the "test weight" of grain, utilizes a confined column having a constant cross sectional area with means for sequentially dumping a...
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4449406 |
Method and device for measuring the fat content of meat
For measuring the fat content of meat it is known to determine the specific gravity of the meat, which at a given temperature and for a given type of meat is a measure for the fat content. This...
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4442701 |
Method for measuring density of a bulk material in a stockpile
A method for determining the density of coal or other bulk material in a stockpile includes boring a calibration hole into the pile and collecting at least a portion of the cuttings thus obtained...
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4438651 |
Method and device for measuring the density of fluids particularly dredgings
The density r of a fluid, e.g. dispersion or suspension, is measured in a plurality of steps and by calculating the same according to the formula r=c×dG/dV, wherein c is a constant value and dG/dV...
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4429572 |
Method and apparatus for the determination of the density of light hydrocarbons mixtures
A method and an apparatus are disclosed for the determination of the density of a light hydrocarbon mixture by thermostatting the light hydrocarbon mixture in a large thermostatted vessel at a...
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4391141 |
Apparatus for determining the properties of a material having plastic properties by determining its density
A method for determining the properties of a material having plastic properties, e.g. the fat content of minced meat or meat cut into pieces, comprises determination of the density of the material....
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4388407 |
Process and apparatus for the rapid determination of the characteristics of a petroleum pollutant
Process and apparatus for on the site determination of the characteristics of an oil-pollutant containing water. The determinaton includes the use of a combination of devices designed to permit the...
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4321829 |
Density measuring apparatus
A density measuring apparatus includes a container for holding a fluid to be tested, a balance arm having a first end attached to the container, a fulcrum for supporting the balance arm, and a...
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4277970 |
Apparatus and method for specific gravity measurement
Apparatus and method for specific gravity measurement of an object having a known geometry and weight is provided which is particularly adaptable for determining the specific gravity of a gemstone....
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4218920 |
Nuclear fuel particle bulk density determination
Systems for, within a sealed environment, determining the bulk density of radioactive nuclear fuel particles flowing in a process stream. A carrier having a known weight and a channel of known...
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4197273 |
Apparatus for controlling the directional solidification of a liquid-solid system
The growth of a solid obtained by cooling a liquid solution is observed and controlled by measuring the variation in volume of the solid-liquid system at the time of solidification. The method is...
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