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6846105 |
The invention discloses a method for measuring the temperature of a molten steel continuously, comprises the following steps: providing a tube that is made of double bushings, both of the inner and outer bushings being close at one end a...
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6632018 |
A thermocouple-type temperature-detecting device excellent in the temperature measurement responsiveness constituted of an outer protective pipe 1 and an inner protective pipe 2, the outer protective pipe 1 is formed in a laminated...
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6299348 |
An immersion measuring probe for measurement in liquids, in particular in molten metals, has a carrier tube, a measuring head mounted on one end of the carrier tube, and measuring elements as well as signal lines for the measuring signal...
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6280083 |
[0081] A thermocouple lance for measuring temperatures in molten metals has a protective sheath of multi-layered structure that makes it possible to improve the life expectancy of repetitive measuring devices. The thermocouple lance has ...
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6190038 |
A thermocouple lance for measuring temperatures in molten metals has a protective sheath of multi-layered structure that makes it possible to improve the life expectancy of repetitive measuring services. The thermocouple lance comprises ...
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5917145 |
Apparatus for and a method of measuring the temperature of molten aluminum or aluminum alloys. The apparatus comprises a temperature measuring device, usually a thermocouple, contained within a protective tubular sheath, the sheath enclo...
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5772324 |
A protective device for a thermocouple for immersion into a molten metal bath to measure the temperature in the bath includes an elongated exterior protective body, which has an axis and is formed of a refractory composition. An interior...
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5752772 |
A sensor arrangement for measuring the temperature of molten masses uses a receptacle having at least one strip-shaped or wire-shaped carrier and an opening on its upper side, with a thermoelement placed inside the receptacle. In order t...
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5709474 |
There is provided a resin-silica sleeve or sheath for a sensor. The sheath has coating layer applied to its outer surface to improve the mechanical fracture strength and abrasion resistance of the sheath. The sheath, preferably, includes...
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5696348 |
A thermocouple structure capable of measurement of a high temperature with a high accuracy is constituted of a protective pipe made of a heat-resistant ceramic; a pair of wires differing in kind and extending in the protective pipe from ...
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5675118 |
Continuous temperature measurement for liquid steel has in the past been made only with a thermocouple with exponential drift. With a diameter ratio of about 2 between metal and ceramic wells and with exceptionally thin electrical insula...
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5603571 |
An improved thermocouple assembly suitable for measuring the temperature of molten metal, the thermocouple assembly having a sleeve comprised of a closed end suitable for immersing in the molten metal. The sleeve is fabricated from a com...
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5584578 |
A drop-in immersion probe for inserting into molten metal includes a generally cylindrical measurement head having an axis and a first axial end which is inwardly tapered toward the axis. The measurement head is made of a combination of ...
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5577841 |
An immersion probe for determining a liquidus temperature of a molten metal sample during solidification has a first refractory body with an immersion face, an interior sample chamber, and a passageway between the immersion face and an e...
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5474618 |
An elongated protective device for an immersion pyrometer. The device comprises a self-supporting inner sheath made of a ceramic material having virtually no open pores and a protective, crack-free outer ceramic casing at least partially...
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5456761 |
A temperature measuring device for measuring the temperature of an abrasive particulate material of the type found, for example, in rotary calcining kilns and the like. The device comprises a temperature sensor producing an indication of...
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5388908 |
Apparatus for measuring temperatures in molten metals are known with a thermocouple arranged in a closed-end ceramic tube, wherein the junction of the thermocouple is located near the closed end of the tube, and with an outer protective ...
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5360269 |
An immersion-type temperature measuring apparatus using a thermocouple for measuring temperature of a melt, which comprises: a replaceable cartridge-type temperature sensor (11) for detecting a thermoelectromotive force corresponding to ...
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5332449 |
An immersion sensor for molten metals has an electrically conducting support pin, whose one end is mounted in a refractory mounting material, and whose other free end has a first coating of a reference material and on top of this a secon...
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5308044 |
The present invention relates to ceramics having excellent fusing damage resistivity against melt of metal or other inorganic materials. If a member formed of BN ceramics in the prior art comes into contact with melt of metal, glass or t...
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5298084 |
A high-voltage electrical insulator (21) for electrically insulating a thermoelectric module (17) in a spacecraft from a niobium-1% zirconium alloy wall (11) of a heat exchanger (13) filled with liquid lithium (16) while providing good t...
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5275488 |
A BOF drop-in sensor assembly includes a handle, a weight, a sensor, and a cage to protect the sensor. The weight includes a high density material having a density of at least 1.2 times the density of steel. The cage comprises crossed ro...
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5230745 |
A thermocouple housing having a ceramic protection tube with a closed end for immersion into a metal melt and an open end for receiving thermocouple wires. The ceramic protection tube has a reduced diameter portion spaced from the open e...
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5228922 |
A high voltage multitube alkali metal thermal electric convertor having a plurality of closely packed tubular cells disposed in a tube sheet in a vessel and electrically connected in series, the tube sheet dividing the vessel into a high...
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5209571 |
The present invention is a device for measuring the temperature of a molten metal. The device includes a thermocouple element, a housing consisting of a heat-resistant material and a retainer member for receiving the thermocouple element...
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5197805 |
A protective tube is provided for a temperature sensor. The protective tube includes an inner metal tube including a chamber for containing a temperature sensor, an intermediate refractory sleeve surrounding and abutting at least a porti...
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5184894 |
A lance thermocouple of the type used for immersion in molten metal baths is provided with means for cooling by passage of low pressure air through the interior of the thermocouple connector. Radial passageways intersecting with a centra...
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5147137 |
An apparatus for the continuous high temperature measurement of materials in vessels lined with rammed or cast refractory materials. A refractory housing member is integral with the refractory lining of the vessel and contains a pluralit...
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5104234 |
A lance thermocouple of the type used for immersion in molten metal baths is provided with means for cooling by passage of low pressure air through the interior of the thermocouple connector. Radial passageways intersecting with a centra...
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5071258 |
A thermocouple assembly for sensing temperatures of molten metals in a metallurgical vessel, such as a tundish used in continuous steel casting, includes a double bore insulator containing the two noble metal alloy lead wires of the ther...
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5069553 |
Disclosed is a protective thermocouple sheath of a magnesia graphite refractory material for use in continuous temperature measurements of molten metal in a metallurgical ladle and having a basic slag layer thereon. The sheath includes a...
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5043023 |
A thermocouple cable (10) has a positive and negative thermoelement (14) conforming to the standard emf-temperature specification for type K thermocouples, a sheath (12) and compacted ceramic (16) insulating the thermoelements (14) from ...
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5005986 |
This invention pertains to an improved high temperature slag resistant thermocouple sheath for protecting thermocouples used to measure the temperature of synthesis gas, reducing gas, or fuel gas produced by the partial oxidation of ash-...
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4984904 |
An apparatus for continuously measuring temperatures of molten metal including a thermocouple unit (A) and an immersion protection tube unit (B), wherein the thermocouple unit (A) comprises a thermocouple (1) having an end equipped with ...
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4964736 |
An immersion probe as a preassembled unit includes a measuring head having a measuring element protected for minimizing trapping of gases by a sheath. The sheath is tapered toward a free end. The probe is adapted to be immersed in molten...
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4919543 |
A probe for measuring the temperatures within a molten metal pool at various vertical levels within the pool is disclosed. The probe includes a plurality of vertically spaced thermocouples protruding from the surface of a refractory bloc...
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4881824 |
An immersion sampler probe for the analysis of a molten metal bath in a BOF vessel. The probe is weighted to penetrate the slag and position a temperature sensor or oxygen sensor at an appropriate depth. A counterweight with a float ensu...
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4871263 |
A protective tube for a temperature sensor, such as a thermocouple assembly, comprises an inner metal tube which is open on either end, a thermally conductive plug for attaching to and closing one end of the tube, and a surrounding layer...
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4834807 |
A process for oxidation retardation in nickel-base thermocouple alloy comprises the step of initial heat-treatment of thermoelement wires at high temperatures in an atmosphere of very low oxygen partial pressure. The preferred nickel-bas...
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4821285 |
A thermocouple selection switch for monitoring thermocouples positioned within tunnel furnace cars allows a plurality of thermocouples to be monitored, while, at the same time, avoiding the requirement of precisely aligning the tunnel fu...
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4778281 |
A molten metal sampler includes a bath temperature thermocouple and cooling curve thermocouple in the sample cavity. The thermocouple tubes are mounted in a common connector and are in intersecting planes to provide a compact arrangement...
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4776705 |
A thermocouple system for use in a high temperature reactor wherein a carbonaceous fuel is burned to produce a usable gas and a residual slag. The thermocouple is enclosed in a gas tight metal protection sheath which is inserted inside a...
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4762571 |
There is provided an expendable device for use with a standard immersion sensor for a molten metal bath to simultaneously hold a standard immersion sampler in juxtaposition to the sensor when the sensor is in its protective sleeve at the...
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4749416 |
Temperature sensing apparatus for use in the sidewall or bottom of a vessel for containing molten metal. A temperature sensing element is mounted within a sheath which is provided with a sacrificial coating to protect the sheath from pre...
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4747883 |
A thermocouple assembly including a thermocouple probe having facilities mounted thereto to protect the probe, e.g. from the hostile environment of a mounting hole provided through a refractory wall of a glassmaking furnace into which th...
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4724428 |
A thermocouple jacket monitor is disclosed. The thermocouple monitor is constructed utilizing an inner jacket and an outer jacket with a replaceable conductive metal strip sandwiched between the inner jacket and a central insulator housi...
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4721534 |
A protective sheath for a temperature sensing device for use in determining the temperature of molten metals. The temperature sensing device, such as a thermocouple, is encased in a molybdenum tube which is coated with successive porous ...
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4721533 |
An immersion pyrometer having an outer casing comprising a mixture of graphite and a refractory metal oxide for contact with molten metal, an inner sheath enclosed by said outer casing, said inner sheath comprising a closed end metal tub...
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4692556 |
A temperature sensing device suitable for repeated immersions into a molten metal bath. The invention including a protective refractory sleeve which encases a portion of a generally cylindrical cardboard support tube. Within the suppprt ...
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4670212 |
The temperature sensor has a sheath with a closed end within a structure traversed by the primary coolant of high pressurized water reactor and frustoconically tapered at this end to close fittingly engage the frustoconical tip of the se...
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