Matches 301 - 350 out of 371 < 1 2 3 4 5 6 7 8 >
Match Document Document Title
5432718 Particle interaction processing system  
Fluid flow is simulated by a massively parallel data processor having combinational logic for processing collision rules at lattice sites. Following collision processing, particle representations...
5425270 Valve diagnostic environmental data acquisitioner  
A data acquisition system (1) by which environmental parameters proximate to plant installed valves (2) may be monitored, recorded and correlated with other valve operating data. The system...
5394344 Slew rate limiter with asymmetrical operation  
An apparatus for processing data, such as liquid level data in a motor vehicle containing a liquid storage tank, comprises a liquid level sensor for developing a signal indicative of instantaneous...
5394339 Apparatus for analyzing oil well production fluid  
An improved apparatus and method for analyzing oil well production fluid that includes a flow pipe through which production fluid normally flows, a test pipe defining an elongate vertical test...
5369600 Apparatus for measuring gas density and sugar content of a beverage within a sealed container and method of measuring the same  
An apparatus and method in which the lateral surface of a sealed container (11) containing a beverage liquid (12) is pressed (21, 22) for deformation to measure the internal pressure (P) of the...
5363696 Method and arrangement for oil well test system  
An improved method and arrangement for calculating the fluid phase fractions of gas, oil, and water and oil-water emulsion in a fluid steam flowing from an oil well which includes separating out...
5321630 Method of detecting a layer level condition  
A method of detecting the condition of a liquid layer level in a case where a plurality of liquids are in a layer condition, such method of being capable of knowing each layer level condition even...
5311447 On-line combustionless measurement of gaseous fuels fed to gas consumption devices  
A combustionless measurement method and apparatus are described for ascertaining the quality and/or quantity of gaseous fuels fed to gas consumption devices, and particularly natural gas...
5303167 Absolute pressure sensor and method  
A sensor that provides absolute pressure independent of the composition of the measured gas includes a large microbridge used to determine the thermal conductivity and specific heat of the gas and...
5295083 Device for dynamically measuring bubble content of flowing liquid  
A device for dynamically measuring the bubble content of a flowing liquid is arranged in a conveyance passage for a flowing liquid or provided in a simple bypass for the conveyance passage of the...
5295084 Vibrating tube densimeter  
A Coriolis effect densimeter which produces density output data of improved accuracy by embodying the principal that the natural frequency of a vibrating tube filled with material decreases with an...
5270947 Fluid status detection system  
A fluid status detection system includes a plurality of probes connected to a controller capable of being operated in a plurality of different operation modes. The controller includes a display and...
5265032 Method for controlling LP gas inventory  
A computerized method for sensing the level of liquefied gas in a tank at a remote location and transmitting data between the location of the tank and the computer to maintain files for inventory...
5257532 Method and apparatus for measuring moisture content as a function of thermal response  
Moisture content measurements are accomplished as a function of temperature by measuring the temperature-difference versus natural-logarithm-of-heating-time response of a sample of a predetermined...
5255725 Process for the rotary truing of planks and the like  
Wooden boards which are deformably twisted about their longitudinal axes straightened by being passed through a path that is twisted in a direction opposite that of the boards. The degree of twist...
5239862 Apparatus and method for measuring fluid properties  
A meter for measuring a material property of a fluid comprises a pair of parallel passage (6, 8) arranged in a line (2). The passages (6, 8) are alternately isolated by valves (12) thereby trapping...
5218554 Fluid detection system with solid state inputs  
A fluid status detection system includes a controller that has eight sets of sockets for mechanically receiving a solid state input module. The module may be either an one of two A.C. responsive...
5187674 Versatile, overpressure proof, absolute pressure sensor  
A non membrane-based overpressure proof gas pressure microsensor. It is not a membrane-based microsensor but is based on an open microbridge sensor structure. A method and apparatus is described to...
5148376 Pressure instrument with depth/altitude and time display  
In a pressure instrument with depth/altitude and time display, a measurement time period from a starting instant up to a stopping instant of the time measurement is measured by measurement-time...
5072404 Method of tracking fluids flowing along a flow path  
A method of tracking fluids flowing along a flow path is disclosed. A flow path is initially described corresponding to the flow path geometry which can be subdivided in real time to correspond to...
5023819 Linear shaped filter  
A filter for use with a signal which varies about a mean such as in a radioactive densometer, is provided and includes a microprocessor and timing clock for sampling the random variable over a...
5014553 Method for measuring the state of a fluid  
The temperature of one or several sensors which are electrically heated or cooled to a temperature substantially different from a stagnant or running fluid surrounding the said sensor or sensors by...
5003488 Automatic fluid sedimentation rate measurement apparatus and method  
An apparatus and method for automatically measuring and recording erythrocyte sedimentation rates (ESR) of blood samples according to the Westergren method includes a controllable specimen device...
4996656 Densitometer with remotely disposed control electronics  
A fluid density measuring device or densitometer computes, electronically, the density of a fluid by measuring the resonant frequency of an excitation signal provided to a density transducer (11)...
4991124 System and method for ultrasonic determination of density  
A method and system determines the density of a liquid, such as aircraft fuel, by measuring the amplitude of the reflections of ultrasonic pulses from the faces of the walls of a reference...
4956793 Method and apparatus for measuring the density of fluids  
The specific gravity, l, of a fluid of interest is determined based on thermal conductivity, k, and specific heat, c p , of the fluid of interest. An embodiment uses proximately positioned...
4932243 Moisture measurement device  
A method of determining the moisture content of a material in which the material is caused to flow continually through a sensor region, the spatially averaged temperature of the material being...
4915507 Liquid average temperature measuring apparatus and method  
An apparatus for measuring the temperature of liquid in a tank is disclosed. This apparatus comprises a plurality of temperature sensors spaced apart so that each temperature sensor senses the...
4888718 Volume measuring apparatus and method  
A volume measuring apparatus comprises pair of tanks of substantially the same volume for supplying gas to a container to be measured and a refernce container, a pressurized gas source for filling...
4849988 Apparatus and method for measuring the quality of steam  
Steam quality measuring and monitoring apparatus and methods which measures the quality of steam flowing in a steam pipe includes a test cell connected in line with the steam pipe so that the steam...
4835716 Compact measuring apparatus capable of measuring two different data with a single pressure sensor  
Only one pressure sensor is employed in a compact measuring apparatus for measuring both depths of water and altitude. A pressure-data generator generates pressure data corresponding to a pressure...
4833688 Two-phase flow quality measuring device  
A device and associated method comprising a probe (18) for drawing throttled two-phase steam into a tank (26) which has been evacuated and which can be closed when the pressure of the sample steam...
4714998 Fuel injection system monitoring equipment  
The equipment measures the volume of fluid injected by each injector of the system, and possibly also the relative pulses of the different lines, by measuring the volume of fuel, and possibly also...
4685066 Contamination monitor and method  
A contamination monitor for sensing particle contamination in a liquid system having a filter includes a sensor for measuring the pressure differential across the filter, a reference apparatus for...
4646562 Method and apparatus for detecting relative dynamic liquid surface activity  
A method and apparatus for continuous monitoring of the relative dynamic surface activity of a liquid in which the surface activity can be rapidly changing is disclosed. The liquid is flowed...
4621228 Electric moisture meter  
A voltage signal associated with the moisture content of a sample in grain or sand form is converted into a digital signal value by an analog-to-digital converter. A programmable read-only memory...
4618939 Nuclear densometer  
A system for quickly indicating changes in density of a flow of material using a radiactive source and detector where the count rate indicative of density is processed for sensing significant...
4597675 Mean temperature sensor  
Method and apparatus for producing a signal analogous to the means temperature of fluid within a flow path is in a turbo machine. The fluid flowing in the flow path has a nonconstant temperature...
4503707 Hygrometry probe  
A probe has a housing which includes a moisture sensor for providing a non-linear moisture-related signal and a signal processor for linearizing the moisture-related signal and converting the...
4484468 Automatic viscometer  
An improved rotational viscometer for testing drilling muds is disclosed. In a preferred and illustrated embodiment, a rotatable tubular sleeve is driven by a pulsed stepper motor. The drilling mud...
4448058 Respiratory gas analysis instrument having improved volume calibration method and apparatus  
An improved gas volume calibration method and apparatus for use in respiratory gas analyzers. A control unit monitors the flow of calibration gas through the analyzer by monitoring the electrical...
4420008 Method for transporting viscous crude oils  
Viscous crude oil is mixed with an oil diluent having a relatively low viscosity and the resulting mixture having a predetermined viscosity and flow rate is pumped in a pipeline to a point of use....
4419898 Method and apparatus for determining the mass flow of a fluid  
A method of determining the mass flow of a fluid comprising measuring a plurality of parameters comprising the pressure P, the temperature T and the density ρ of the fluid, determining the...
4388691 Velocity pressure averaging system  
A device which can determine either the velocity pressure or the velocity of a flowing gas or air stream and averages same over a predetermined period of time is disclosed. The device utilizes a...
4377948 Differential gas pricing apparatus and method  
A method and apparatus for reducing the peak loading requirements of a gas utility allow the use of a unit rate structure which depends upon the ambient outside temperature. The apparatus employs...
4312218 Porometer and method for stomatal measurements  
To measure stomatal resistance of a leaf, signals are obtained from: (1) a small thermocouple positioned adjacent to the leaf in a cuvette to measure temperature of the leaf without conducting...
4295197 Infiltration-inflow sewer line analyzer  
A method and means of determining inflow (undesired pipe drains to a sewer) and infiltration (sewer pipe leakage) into sewer lines by a coordinate measurement of pressure in sewer pipes at several...
4173891 Method and apparatus for measuring gas flow  
There is disclosed a gas flow measuring and calculating system including a transducer for measuring line or flow pressure of the gas flowing through a conduit, a transducer for measuring the line...
4165633 System for measuring moisture content  
A system for measuring moisture content in a porous material uses a microprocessor. The sample of material is placed on a load cell which provides an output to an analog-to-digital converter. The...
RE29868 Fluid flow measuring system and method  
A fluid flow level detector contacts a fluid surface in an open channel providing a fluid surface height signal related to a predetermined reference height level. The flow level detector...
Matches 301 - 350 out of 371 < 1 2 3 4 5 6 7 8 >