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4283935 |
Device for measuring thermal conductivity of liquid
A device for measuring thermal conductivity of a desired sample liquid, even of a transparent or hot sample liquid, on the basis of thermal diffusion to the sample liquid from a small and thin...
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4255962 |
Method and means of rapidly distinguishing a simulated diamond from natural diamond
A simulated diamond such as crystalline cubic zirconia, which has optical properties very similar to natural diamond and so is difficult to distinguish optically from natural diamond, is...
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4236403 |
Means and techniques useful in establishing R values in insulation
The R value of heat insulation already in situ in a wall of a building structure which has already been subjected to climatic hot and cold conditions is established under transient conditions that...
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4232543 |
Device for measuring thermal conductivity of liquids
An apparatus for measuring thermal conductivity of a desired sample liquid, even of a transparent sample liquid, on the basis of thermal diffusion to the sample liquid from a small and thin metal...
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4220039 |
Fluid temperature compensator circuit for a thermal gauge probe
A circuit including an amplifier and resistance thermal device is interposed in and supplements the heat dissipation measuring circuit of a fluid thermal gauge probe for detecting the actual...
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4155244 |
Apparatus for determining thermal conductivity of materials
A method and apparatus for measuring thermal conductivity of materials is provided. A test specimen is placed intermediate a hot plate and a cold plate, and a heat flow sensing means is placed...
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4126033 |
Determination of thermal conductances of bonding layers in infrared photoconductor arrays
A method for determining in situ the thermal conductances of bonding layers of detectors in infrared detector arrays for quality selection of preferred detector arrays. Each detector of the array...
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4080821 |
Electric circuits
An electric circuit includes three matched resistance thermometer sensors and is responsive to changes in rate of heat loss from at least one of them. The sensors are connected in a series-parallel...
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4059982 |
Apparatus for the measurement of thermal properties of biomaterials
Appropriate heating and temperature sensing means are immersed in a medium the thermal conductivity, k, and thermal diffusivity, α, of which are to be determined both in the presence of and in the...
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3987660 |
Method of determining thermal conductivity of fiber insulation
A method is disclosed for the determination of the thermal conductivity of low density matted inorganic fiber insulating bodies by transmission of visible light through such bodies. The method is...
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3971246 |
Method and apparatus for measuring the coefficient of thermal conductivity of a sample
The coefficient of thermal conductivity of any sample can be measured without any pre-processing to the sample by putting an electric heater and a thermo-electric couple between a block made of...
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3938383 |
Method and apparatus for detecting the thermal characteristics of a subsurface formation in situ
A method and apparatus for detecting the thermal characteristics of a subsurface formation in situ wherein a borehole has been drilled from the earth's surface, including inserting a known volume...
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3733887 |
METHOD AND APPARATUS FOR MEASURING THE THERMAL CONDUCTIVITY AND THERMO-ELECTRIC PROPERTIES OF SOLID MATERIALS
A METHOD AND APPARATUS FOR MEASURING THE THERMAL CONDUCTIVITY, SURFACE HEAT TRANSFER COEFFICIENTS AND THE THERMO-electric power of materials, involving the employment of the Peltier effect to...
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3683671 |
MEASURING SYSTEM INCLUDING THERMAL CONDUCTIVITY DETECTOR MEANS
A reference thermal conductivity detector and a measuring thermal conductivity detector are connected in different branches of an electrical bridge circuit. The bridge is excited at one power node...
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3672205 |
DETERMINATION OF HEAT TRANSFER THROUGH FLUIDS
A method is provided for determining the heat transfer properties of a fluid which comprises filling the space between two concentric geometrically similar objects with the fluid to be tested, the...
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3668927 |
BOREHOLE THERMAL CONDUCTIVITY MEASUREMENTS
A system for making thermal conductivity measurements in dry boreholes. A probe having a temperature sensor, a heater, and expander means is inserted into a borehole. The expander means is actuated...
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3662587 |
THERMAL CONDUCTIVITY APPARATUS
An apparatus for determining the thermal conductivity of solid propellant samples. The apparatus includes a vessel having a heaVy copper base plate for providing a heat source to one side of a...
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3566233 |
METHOD AND APPARATUS FOR MEASURING IMPEDANCE OF A CONDUCTING MEDIUM WITH A CALEBRATED PROBE
A technique and apparatus for measuring a quantity in a field associated with the transport of energy in a medium by introducing a transducer bearing probe to the medium, employing an external...
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3552185 |
THERMAL CONDUCTIVITY APPARATUS
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3533274 |
APPARATUS AND METHOD FOR DETERMINING THERMAL CONDUCTIVITY
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3521476 |
METHOD AND APPARATUS FOR MEASURING THERMAL CONDUCTIVITY
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3382704 |
Corbino disk magneto-thermal conductivity device
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3279239 |
Method and apparatus for measurement of thermal conductivity
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3266290 |
Measurement of thermal conductivity
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3263485 |
Apparatus for determining thermal conductivity
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3257840 |
Apparatus for comparative determination of thermal conductivity
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3242716 |
Apparatus for measuring thermal conductivity
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3165915 |
Determination of thermal properties of materials
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3142979 |
Apparatuses for measuring the coefficient of thermal conductivity of solid materials
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3114255 |
Thermal conductivity apparatus
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3106085 |
Measurement of thermal conductivity
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3075377 |
Apparatus for determining thermal conductivity of materials
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3045473 |
Apparatus for measuring thermal conductivity
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3007333 |
Gas analyzer apparatus
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2988718 |
Detecting probe
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2951360 |
Thermal conductivity testing
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2937335 |
Apparatus for evaluating quenching media
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2937334 |
Heat transfer testing apparatus
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2878669 |
Apparatus for determining thermal conductance and resistance
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3572093 |
Title is not available
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3611786 |
Title is not available
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