Class / Patent application number | Description | Number of patent applications / Date published |
374139000 | Of molten metal | 17 |
20080298430 | Temperature Measurement Tube - A temperature measurement tube is composite and comprises a rigid shaft ( | 12-04-2008 |
20090074028 | Converter with a Container for Receiving Molten Metal and with a Measurement Device for the Optical Temperature Determination of the Molten Metal and Method for the Temperature Determination in such a Converter - The invention relates to a converter with a container for receiving molten metal and with a measurement device for the optical temperature determination of the molten metal. The converter has an optical waveguide for guiding electromagnetic radiation emitted by the metal to an optical detector for determining the temperature of the metal from an analysis of the electromagnetic radiation. The converter further has a line arranged between the optical detector and the container through which fluid flows for guiding and transporting the optical waveguide. The optical detector is arranged, spaced apart from the container, in a region in which the surrounding temperature is less than 150 DEG C. The invention further relates to a method for the temperature determination of the molten metal in such a converter. | 03-19-2009 |
20090110026 | EXPENDABLE IMMERSION DEVICE - An expendable immersion device for sensing characteristics of molten metal has a contact block and a receptacle tube. The contact block is slidingly disposed at least partially within a distal end of the receptacle tube. The expendable immersion devices includes a sensing element and a heat resistant tube. A distal end of the heat resistant tube is mounted to the sensing element. The sensing element extends partially into the interior of the heat resistant tube. A proximal end of the heat resistant tube is mounted over a distal end of the receptacle tube. A spring element is positioned over a proximal end of the contact block and abuts against the receptacle tube such that a force between the contact block and the sensing element is reduced when the heat resistant tube and sensing element are connected to the distal end of the contact block during assembly. | 04-30-2009 |
20090262780 | Device for Measuring and Analyzing Melt in Metallurgical Vessels - A device for measuring temperature and analyzing melt in metallurgical vessels with a channel pipe KN arranged on a side wall of a vessel KV, extending with a lower end thereof into this wall, and ending with an upper open end thereof above the vessel KV for taking a melt probe, which has, above an opening, an air inlet with an associated inlet/outlet valve VT and above it, a rotary valve DS that opens a cross-section of the channel pipe KN for introducing measuring probes, laser, or temperature feeler, and closes it. | 10-22-2009 |
20100008395 | Milliwave melter monitoring system - A milliwave melter monitoring system is presented that has a waveguide with a portion capable of contacting a molten material in a melter for use in measuring one or more properties of the molten material in a furnace under extreme environments. A receiver is configured for use in obtaining signals from the melt/material transmitted to appropriate electronics through the waveguide. The receiver is configured for receiving signals from the waveguide when contacting the molten material for use in determining the viscosity of the molten material. Other embodiments exist in which the temperature, emissivity, viscosity and other properties of the molten material are measured. | 01-14-2010 |
20100020845 | TEMPERATURE MEASURING METHOD IN MOLTEN METAL BATH - A method is provided for measuring a parameter of a molten metal bath by an optical fiber surrounded by a cover. The optical fiber is immersed in the molten bath, and the radiation absorbed by the optical fiber in the molten bath is fed to a detector, wherein the optical fiber is heated when immersed in the molten bath. The heating curve of the optical fiber has at least one point P(t | 01-28-2010 |
20100046578 | Device for Measuring Temperature in Molten Metals - A device is provided for temperature measurement in metal melts, particularly in iron or steel melts, having a thermoelement, which is arranged in a thermoelement tube, and having an exterior protective body, which is essentially formed of graphite and metal oxide. The thermoelement tube is arranged in the protective body with a spacing, forming an intermediate space, and an insulating material and an oxygen-reducing material are arranged in the intermediate space. The insulating material and the oxygen-reducing material, as a powder mixture, form a tube ( | 02-25-2010 |
20100142585 | THERMAL ANALYSIS DEVICE - The present invention provides a sampling device for thermal analysis of molten metal, in particular molten cast iron, said sampling device being intended to be filled with liquid metal to be analysed, said sampling device being a container having an upper side and a lower side, said container comprising one common filling inlet on the upper side of said container and at least two cavities, each cavity having a protective tube adapted for enclosing a temperature responsive sensor member, characterised in that said common filling inlet is branched into at least two filling channels ending in said cavities. The invention also provides a kit of parts intended for thermal analysis of solidifying metal, said kit comprising a temperature responsive sensor means and a sampling device as disclosed above. | 06-10-2010 |
20110280278 | Sensor Arrangement for Temperature Measurement and Method for Measurement - A sensor arrangement is provided for temperature measurement in melts, in particular in metal or cryolite melts having a melting point above 600° C., using a temperature sensor. A method for the measurement with this sensor arrangement is also provided. | 11-17-2011 |
20130223477 | CONTAINER FOR THERMAL ANALYSIS OF CAST IRON - Disclosed is a container for the thermal analysis of cast iron that enables a reduction in the amount of tellurium used in thermal analysis. By forming a plurality of fine spaces in the interior of a base plate ( | 08-29-2013 |
20130243031 | DEVICE FOR MEASURING TEMPERATURE IN MOLTEN METAL - A device for measuring the temperature in molten metals contains a thermocouple arranged in a ceramic tube that is closed on one side, and has an external protective body that surrounds the tube, forming an annular space between the outer surface of the tube and the inner surface of the protective body. The protective body is formed of a mixture containing 75 to 90% by weight aluminum oxide, 2 to 10% by weight silicon oxide, 7 to 15% by weight graphite, 0.1 to 1% by weight Fe | 09-19-2013 |
20140321504 | METHOD AND APPARATUS FOR MEASURING THE TEMPERATURE OF A MOLTEN METAL - A method, device and apparatus are provided for measuring the temperature of a melt, particularly of a molten metal, with an optical fiber, fed into the melt through a disposable guiding tube. The optical fiber and an immersion end of the tube are immersed into the melt and have feeding speeds which are independent from each other. An elastic plug is arranged within the tube or at an end of the tube opposite the immersion end. The optical fiber is fed through the elastic plug, and the elastic plug reduces a gap between the optical fiber and the tube, which has a larger inner diameter than the outer diameter of the optical fiber. The apparatus includes a fiber coil and a feeding mechanism for feeding the optical fiber and the tube, including at least two independent feeding motors, one for feeding the optical fiber and one for feeding the tube. | 10-30-2014 |
20150316525 | A METHOD OF ANALYSING AN IRON MELT - A method of analysing an iron melt for producing compacted graphite iron includes receiving thermal data from cooling of a cast melt including a predetermined amount of carbon, magnesium, balance iron and unavoidable impurities, plotting the temperature of the cast melt against time such that a plotted time-temperature curve is generated, comparing the generated plotted curve to at least one reference curve, the reference curve representing a corresponding thermal analysis of another melt, the resulting nodularity of which is known, for the purpose of predicting the nodularity of the cast melt on basis of the difference between the curves. The comparison on which the nodularity is predicted is performed along each of the curves for a time interval t | 11-05-2015 |
374140000 | Lance (e.g., consumable) | 4 |
20120147921 | WIRELESS LANCE - A system for wirelessly obtaining a measurement of a characteristic of a molten metal is disclosed. The system includes a contact block configured to be operatively coupled to a first end of a substantially hollow lance holder. The contact block is detachably and electrically coupled to and receives analog signals from a measurement sensor. The contact block converts the received analog signals into ultrasonic signals and transmits the ultrasonic signals through the hollow of the lance holder. A receiver block is configured to be operatively coupled to a second end of the lance holder. The second end is opposite the first end of the lance holder. The receiver block receives the ultrasonic signals from the contact block and converts the received ultrasonic signals into a digital voltage signal. | 06-14-2012 |
20120327971 | IMMERSION TYPE SENSOR FOR MEASURING TEMPERATURE - A device for measuring the temperature of molten metal irrespective of the nature of the metal, particularly, an immersion/contact type temperature sensing device involving optical fiber which can be universally used for different materials and would be adapted for safe and repetitive immersion in molten metal for measurement of molten metal temperatures and the like. The proposed immersion/contact type temperature sensing device involves combination two-color and multi-color pyrometric detection technique is capable of cost effective and discrete-time temperature measurement of molten metal. The advancement is thus directed to serve as a ready and fast accurate measurement of molten metal temperature and the like. | 12-27-2012 |
20140119404 | MEASURING PROBE FOR MEASUREMENTS IN MOLTEN METAL OR SLAG - A measuring probe is provided for taking measurements in molten metal or slag, the probe including a measuring head having an immersion end and a rear end. At least one electrochemical sensor, one thermocouple, and one bath contact of the electrochemical sensor are arranged at the immersion end, and the thermocouple and electrochemical sensor each protrude from the immersion end adjacent to each other. The bath contact is formed from a strip of metal arranged around and between the thermocouple and the electrochemical sensor in appropriate manner, such that two chambers are formed that are open at the immersion end. The thermocouple is arranged in one chamber and the electrochemical sensor is arranged in the other chamber and both are held by fixation material. | 05-01-2014 |
20150323258 | DEVICE FOR MEASURING THE TEMPERATURE OF A MOLTEN METAL - A device for measuring the temperature of a melt, particularly of a molten metal, comprises an optical fiber and a guiding tube having an immersion end and a second end opposite to the immersion end. The optical fiber is partially arranged in the guiding tube. An inner diameter of the guiding tube is larger than an outer diameter of the optical fiber. A first plug is arranged at the immersion end of or within the guiding tube proximate the immersion end of the guiding tube. The optical fiber is fed through the first plug and the first plug reduces a gap between the optical fiber and the guiding tube. | 11-12-2015 |