Matches 101 - 150 out of 198 < 1 2 3 4 >
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4957707 Thermal hazard evaluation  
A disposable mixing cell and method for evaluating the thermal hazard due to mixing substances includes a first container adapted for the accommodation of a sample of one substance and a second...
4926356 Test apparatus for measuring heat release of certain materials  
An automatic test apparatus calculates the amount of heat released by a material. The apparatus includes a calorimeter having a heating or burn chamber in which a sample of test material is burned...
4925315 Calorimetric apparatus  
Colorimetric apparatus which includes a water tank, a container in the tank, a pressure vessel in the container, and a pump. The apparatus is worked in three phases. In the first phase the water in...
4916386 Microwave wattage indicator  
A microwave oven wattage detector having a visually and microwave transparent container holding a thermally homogeneous fluid having a wattage-indicating strip contained in the fluid with a...
4892707 Apparatus for the calorimetry of chemical processes  
A calorimeter for measuring the thermodynamic and kinetic characteristics of chemical reactions, microbial fermentations, and other processes of industrial importance is described. The present...
4874250 Apparatus for examination of heats of transformation of material samples  
The automatic serial testing of the heats of transformation of material samples is accomplished. The samples are enclosed in capsules which are placed into sample carriers on a turntable. A...
4859077 Precision calorimeter  
A precision calorimeter which comprises a heater, an agitator and a detection bath which are disposed in a temperature controlled bath and in which gaps formed between them are filled with a...
4854725 Multi-sensor steam quality monitoring means and method  
A system of the present invention monitors the quality of steam flowing in a pipeline includes a test cell which is connected inline into the pipeline and has the steam flowing through it. A...
4848921 Apparatus and method for power compensation in a differential scanning calorimeter  
Apparatus and methods are disclosed for performing power compensation in a differential scanning calorimeter. The device operates by first subjecting only a reference material, in a single furnace,...
4848922 Photon Calorimeter  
A photon calorimeter (20, 40) is provided that comprises a laminar substrate (10, 22, 42) that is uniform in density and homogeneous in atomic composition. A plasma-sprayed coating (28, 48, 52),...
4846584 Automated calorimeter and methods of operating the same  
A fast reacting, automated calorimeter includes a reaction vessel containing a chemically reacting mass, a fluid circulation system containing heat transfer fluid, a portion of the system passing...
4804264 Arrangement for time-resolved optical backscatter measurement at optical waveguides  
A measuring apparatus for space-resolved temperature measurement by optical backscattering measurement at optical waveguides, wherein an improvement in the signal-to-noise ratio is achieved by...
4795267 Calorimeter using remanence type electromagnetic flowmeter  
A calorimeter using a remanence type electromagnetic flowmeter includes a core made of a semi-hard or hard magnetic material and having a property in which a remanent magnetic flux density is...
4783174 Differential isoperibol scanning calorimeter  
A continuously operating non-adiabatic, differential calorimeter, i.e., a differential isoperibol scanning calorimeter, for measuring the heat capacity of small samples typically from 10 milligrams...
4762423 Evaporation calorimeter  
The invention relates to a calorimeter based on the evaporation principle, for determining the heat supplied by a heating surface and is primarily characterized by that at least two bulbs filled...
4761990 Method and apparatus for measurement of attrition rate of particulate material  
Particulate material such as fluidized bed particles, catalytic particles, and particles used in mechanical processes are measured to determine their attrition rate by providing an apparatus...
4761078 Deformation calorimeter  
A deformation calorimeter that serves to deform a sample material whose temperature changes as a function of the deformation. The temperature change causes heat to flow into the material or out,...
4740763 Microwave calorimeter  
A microwave calorimeter for very high power, with a housing, which surrou a feed chamber, into which a waveguide runs for feeding the microwaves, and an absorber-chamber which is separated from the...
4738544 Low temperature and high pressure fluid flow calorimeter  
Flow calorimeter for fluids at low temperature and at high pressure essentially and which includes an electrical energy supply and two temperature sensors disposed within the fluid. The electrical...
4733170 Microwave power sensors  
A microwave power sensor utilizing a semiconductor power absorption element which is mounted on a fin-line structure within a waveguide channel. In order to check calibration of the sensor, a...
4672561 Enthalpy calculator unit  
An enthalpy calculator unit outputs a value of enthalpy directly from two measured parameters, such as dry bulb temperature and relative humidity, and includes a humidity sensor 17 for converting a...
4653934 Heat flux meter  
A heat flux meter determines the heat transfer characteristics prior to processing or during steady-state autoclave heating conditions utilizing a monitoring element selected-thereof such that...
4623263 Apparatus for the thermal measurement of the texture of a porous body  
An apparatus for the thermal measurement of the texture of a porous body, including a measuring head, a measuring assembly and a processing and control circuit. The measuring head is provided with...
4610845 System for testing chemicals before mixing them to avoid run-away reactions  
Method and apparatus system for quickly determining on site if chemicals which are to be mixed can be done so safely without having a run-away exothermal reaction take place and without exposing...
4574626 Enthalpy measurement for two phase substance  
An enthalpy measuring arrangement for measuring the heat content of a substance which may in the liquid phase, vapor phase or a mixed phase of liquid and vapor, comprises a first enthalpy...
4541729 Microwave heating control and calorimetric analysis  
In accordance with a preferred embodiment, calorimetric properties of a microwave heatable work load are obtained while the load is being heated by producing electrical signals indicative of the...
4530608 Baseline control for a differential scanning calorimeter  
A differential scanning calorimeter includes a baseline correction apparatus which simultaneously corrects for both linear and curvilinear heat flow variation between the sample and reference holders.
4491633 Method for the fast calorimetric qualification of puzzoulan materials  
A qualification method which enables a fast, exact and numerical determination of puzzoulana-properties of solid materials and thus a short evaluation of said solid materials from the point of view...
4459040 Device for measuring and indicating relative energy in a heat storage unit  
A computing and indicating device having a display which is calibrated through a range of 0% to 100% of usable heat energy remaining in a heat storage unit. The limits of such range are adjustable...
4456389 Heat flow calorimeter  
The heat exchange mantle of a reaction vessel is connected with a circulating pump and a chamber provided with an electrical heating coil to form a heat exchange circulation system. To this main...
4416551 Battery microcalorimeter  
A battery microcalorimeter comprising a thin sample container, a pair of heat sinks having faces apposed to the faces of the container, and a pair of thermopiles having first faces thermally...
4386604 Determination of the basal metabolic rate of humans with a whole-body calorimeter  
The basal metabolic rate (BMR) of a human subject is measured with the subject reclining in a non-adiabatic whole-body calorimeter. Heat losses which occur through the uninsulated wall of the...
4345844 Calorimeter  
A calorimeter for measuring the quantity of heat flowing through a solid surface, comprises a heat insulated chamber having a recess of predetermined volume, to be placed against the surface whose...
4343182 Radiation heat loss detector  
In a radiation heat loss detector, radiation from an extended surface area is detected with a sensor having a wide field of view closely matching that of an associated camera. By simultaneously...
4312224 Absorbed dose water calorimeter  
An absorbed dose water calorimeter that takes advantage of the low thermal diffusivity of water and the water-imperviousness of polyethylene film. An ultra-small bead thermistor is sandwiched...
4259861 Method and apparatus for determining whether a fluid is leaking  
An electrically conductive metal is arranged within a passage for sodium having leaked, and the temperature change of the electrically conductive metal attributed to the heat of vaporization of...
4248083 Containerless high temperature calorimeter apparatus  
Containerless high temperature calorimeter apparatus is disclosed for measuring high temperature thermophysical properties of materials which includes a unique containerless heating apparatus...
4226114 Method and apparatus for analysis of substances by change in enthalpy during dissolution  
Disclosed is a method for the analysis of a mixture of substances comprising at least one component which dissolves with a change in enthalpy, comprising the steps of introducing a predetermined...
4167116 Method of determining heat losses through electrical outlets  
A method is provided for determining the heat energy lost by air infiltration through electrical outlets. A film is used to measure air flow through the outlet. Air flow is cross indexed with a...
4166385 Non-adiabatic reaction calorimetric technique  
A nonadiabatic calorimetric technique useful broadly for quantifying the reaction kinetics of thermally unstable solids is based on the distinguishing mode of establishing, under near steady state...
4154099 Process and device for measuring the ratio of the specific heats of a fluid at a constant pressure and a constant volume  
The invention is related to a method of measuring the ratio γ of the specific heats of a fluid at a given constant pressure C P and a constant volume C V corresponding to a given temperature T o...
4123939 Thermal standard  
The invention disclosed is a device capable of sensing and recording the al thermal energy received by an object in a given location. The device can sense the energy received from any direction by...
4078431 Enthalpy calculator  
An enthalpy calculator is disclosed having a humidity sensor for sensing relative humidity, connected to a multiplier and a temperature sensor, for sensing temperature, also connected to the...
4069030 Energy conservation enthalpy control system and sensor therefor  
An energy conservation enthalpy control system utilizes a sensing unit for sensing the wet bulb temperature of sampled air, both outside air and return air, under conditions which approximate...
4054056 Calorimetry probe  
A calorimetric probe for measuring heat produced in a fluid consists of a tube through which the measured fluid flows and having two thermoelements at intervals spaced along the tube, each being...
4031740 Apparatus for thermoanalytical investigations  
A method of, and apparatus for, carrying out thermoanalytical investigations at low temperatures, wherein an article to be investigated is placed in a heating chamber in a furnace and there is...
4024763 Cumulative calorimeter  
This cumulative calorimeter has a clockwork whose speed is controlled in accordance with detected temperature changes, for example, through a bimetal strip which senses heat applied to a conductive...
3994164 Apparatus for the determination of the thermal efficiency of chemical reactions  
An apparatus for determining the thermal efficiency of a chemical reaction wherein a reaction vessel is equipped with a double-wall jacket or shell which forms a heat exchanger, a heat transfer...
3988926 Method of determination of the total amount of energy transferred by a flowing fluid  
The method of determination of the total amount of energy transferred by a flowing fluid comprising injection of an analyzable tracer component at a known mass rate into the flowing fluid, mixing...
3982896 Test method for determining zeolite  
A test method for determining the amount of zeolite material in a sample comprising heating a weighed portion of the sample to remove adsorbed water, cooling the heated portion, adding a known...
Matches 101 - 150 out of 198 < 1 2 3 4 >