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| Number | Title | Issue Date |
| 7971630 | Method and apparatus for detecting a crater end of a continuously cast product A method for detecting a crater end of a continuously cast product, including installing an ultrasonic shear wave sensor for transmitting an ultrasonic shear wave to the continuously cast product and receiving the transmitted ultrasonic shear wave in a continuous ca... | 07/05/2011 |
| 7740051 | Method and apparatus for detecting crater end of continuously cast product, and method for producing continuously cast product A method for detecting a crater end of a continuously cast product including installing an ultrasonic shear wave sensor for transmitting an ultrasonic shear wave to a cast product and receiving the transmitted ultrasonic longitudinal wave and an ultrasonic longitudi... | 06/22/2010 |
| 7537045 | Method of and installation for precise positioning of a number of cooperating cylinder or roller elements The invention relates to a method of precise positioning of a number of cooperating cylinder or roller elements (2, 3, 4) of a roller or casing installation (1) relative to each other. In order to be able to bring off a rapid and precise alignment of t... | 05/26/2009 |
| 7281568 | Method for producing a stratified composite material A method is described for producing a stratified composite material, with a melt of a layer material being cast progressively in a forward feed direction onto a strip-like metal carrier which is heated to a treatment temperature required for the bonding with the lay... | 10/16/2007 |
| 7168478 | Method of making thin cast strip using twin-roll caster and apparatus therefor A system and method for producing thin cast strip by continuous casting is disclosed. The system includes a twin-roll casting apparatus having a pair of casting rolls positioned laterally adjacent each other to form a nip between the casting rolls through which meta... | 01/30/2007 |
| 6973957 | Continuous casting mold, a shorter side thereof and method of exchanging the shorter side frame A mold shorter side frame of a continuous casting mold is exchanged integrally as it is to enable on-line change of the thickness of the case piece. As the method, a concave portion for engaging a portion of the moving device and an attaching/detaching mechanism hav... | 12/13/2005 |
| 6904953 | Cooling arrangement for the rolling stand of a continuous casting system A cooling arrangement for the rolling stand of a continuous casting system for heavy supports is provided with spraying nozzles which can be acted upon by cooling liquid and compressed air through supply pipes laid laterally in a longitudinal direction of the rollin... | 06/14/2005 |
| 6845286 | Detection of roller damage and/or misalignment in continuous casting of metals A method for detecting roller irregularities during on-line continuous casting of a metal comprises; i) continuously monitoring the changes in the mould level over time; ii) identifying large periodic influences affecting the mould level versus time function and the... | 01/18/2005 |
| 6539273 | Method of and apparatus for automatically controlling operation of a continuous casting plant A continuous caster is controlled by a method anticipating the liquidus temperature in the mold of the caster to prevent premature solidification. The temperature in the tundish is measured and based upon the tundish temperature and the resistance time of... | 03/25/2003 |
| 5927375 | Continuous casting process between rolls Process for detecting defects during continuous casting between rolls where, during casting, a signal depending on the rolls separating force (RSF) is measured, the signal being separated into various harmonic components, the result of the comparison of t... | 07/27/1999 |
| 5884685 | Quality prediction and quality control of continuous-cast steel A rapid analysis device for analyzing nonmetallic inclusions in steel by a cold crucible method is combined with a mathematical model, and the quality of cast steel is predicted online by simulating the behavior. of the nonmetallic inclusions by calculati... | 03/23/1999 |
| 5873404 | Method and apparatus for continuously casting metal The present invention provides novel methods and apparatus for continuously casting molten metal in a block caster. In accordance with the present invention, novel track and drive systems are provided for reducing imperfections that can be created in a ca... | 02/23/1999 |
| 5850871 | Foot guide and control system for continuous casting machine An improved continuous casting mold and foot guide assembly includes a mold having a casting passage defined therein, a frame member, mounting structure for mounting the frame member to the mold for relative movement toward and away from an axis of the ca... | 12/22/1998 |
| 5671625 | Shaping of thin metal products between two rolls The device includes two rolls (10, 11) held by bearings (13, 14) on a frame (16) and, for each roll, devices (22) for measuring the position of the generatrix diametrically opposite the neck between the rolls, at three or more points lying respectively in... | 09/30/1997 |
| 5533565 | Mold oscillation device capable of automatically adjusting an oscillation of a mold used in a continuous casting machine In a mold oscillation device for making oscillation of a mold used in a continuous casting machine, an acceleration sensor (22) detects the oscillation to produce an oscillation detection signal representative of said oscillation. The oscillation detectio... | 07/09/1996 |
| 5507854 | Method and apparatus for measuring displacement of molten metal First and second electrodes are inserted into molten metal. A first pseudo random signal is transmitted to the first electrode, and at the same time the first pseudo random signal and a second pseudo random signal which has the same pattern as the first p... | 04/16/1996 |
| 5451872 | Detection device for detecting longitudinal cracks on slabs issuing form a continuous casting A device for detecting longitudinal cracks on slabs, in particular on steel slabs, issuing from a continuous casting, by way of eddy current measuring probes fed with an alternating voltage, and device for detecting variations in the voltage indicating th... | 09/19/1995 |
| 5363901 | Method for detecting pinholes in continuously cast billets Continuously cast metal billets are continuously passed by a symmetric light source comprising a plurality of single light sources arranged in a circle or in another way such that the light falls substantially symmetrically on the part of the surface of t... | 11/15/1994 |
| 5242014 | Continuous casting method and apparatus for implementing same method In a continuous casting method, a melt surface condition within a mold is monitored for melt surface abnormalities such as boiling, lack of powder, and a condition of slag beard formation by using image sensors. Also, a condition of Deckel formation is de... | 09/07/1993 |
| 5201813 | Roll monitor sled data handling system A roll monitor sled data handling system comprising a roll monitor sled and an off-line data handling system. The roll monitor sled consists of a housing having mounted thereon sensors which measure the roll gap and the angle of the rolls. These sensors c... | 04/13/1993 |
| 5170838 | Program-controlled feeding of molten metal into the dies of an automatic continuous casting plant Upstream of the dies (14) internally insulated in the upper region is a casting furnace and a runner system, which latter comprises a distributor through feeding all the dies (14) with metal at an identical level (60). In the region situated below an inne... | 12/15/1992 |
| 5113923 | Method for the melting of metals A method of quantitatively determining the molten pool configuration in melting of metals. The method includes the steps of introducing hafnium metal seeds into a molten metal pool at intervals to form ingots, neutron activating the ingots and determining... | 05/19/1992 |
| 5105874 | Process for continuously determining the thickness of the liquid slag on the surface of a bath of molten metal in a metallurgical container According to this process: the position in respect of height of the "molten metal (2)/liquid slag (3)" interface (M) is continuously determined. Further the position of an isotherm (IS) located at the "liquid slag (3)/powder layer (4)" interface is contin... | 04/21/1992 |
| 5103893 | Method and apparatus for detecting level of molten metal A method of detecting the level of molten metal existing within a mold comprises the steps of disposing a transmission coil and a receiving coil opposite to each other with the mold interposed therebetween, applying an AC voltage to the transmission coil ... | 04/14/1992 |
| 5086827 | Method and apparatus for sensing the condition of casting belt and belt coating in a continuous metal casting machine The flatness of a casting belt in a continuous metal casting machine is continuously monitored and thereby also the condition of its thermal protective coating. One or more non-contacting eddy-current sensing probes are placed in proximity to the reverse ... | 02/11/1992 |
| 5020585 | Break-out detection in continuous casting A method and apparatus for predicting the likelihood of a break-out during continuous casting of molten metal in a vertical mold. A continuous determination is made of (a) the location within the mold of the molten metal level and (b) the peak temperature... | 06/04/1991 |
| 5018569 | Method for continuous casting of thin slab ingots A method for continuous casting of thin slab ingots with reduced thickness following immediately the casting particularly of steel under utilization of a mold which is open at the bottom and under further utilization of roller pairs arranged along the wit... | 05/28/1991 |
| 4987950 | Method and apparatus for controlling the heat transfer of liquid coolant in continuous casting A method for continuously monitoring and/or controlling the cooling capacity of a liquid coolant containing gas bubbles. The method comprising the steps of: (a) measuring the size and number density of the gas bubbles it he liquid coolant by use of a sens... | 01/29/1991 |
| 4949777 | Process of and apparatus for continuous casting with detection of possibility of break out A continuous casting process introduces the factor of rate temperature change for detecting break out in the cast metal. Introduction of rate of temperature change as a parameter representative of the cast metal condition is successful for avoiding the in... | 08/21/1990 |
| 4849917 | Speed difference measurement in strip casting In strip casting, a melt is pressed between a travelling belt and a casting drum rotating along with the belt. A method and device for measuring the speed difference between the speed of the belt and the peripheral speed of the drum involves providing the... | 07/18/1989 |
| 4813471 | Method for determining molten metal pool level in twin-belt continuous casting machines A method for determining level of molten metal in the input of a continuous metal casting machine having at least one endless, flexible, revolving casting belt with a surface which engages the molten metal to be cast and a reverse, cooled surface along wh... | 03/21/1989 |
| 4796687 | Liquid/solid interface monitoring during direct chill casting An apparatus and method for monitoring the liquid/solid interface position of an alloy ingot being formed by either direct chill or electromagnetically enhanced direct chill casting systems comprising an inductive sensor wire disposed about the mold wall ... | 01/10/1989 |
| 4712602 | Pool-level sensing probe and automatic level control for twin-belt continuous metal casting machines In continuous metal-casting machines utilizing one or more thin flexible belts as mold surfaces, a suitably placed thermal sensing probe which contacts the reverse side of a casting belt results in enhanced control of molten-metal pool levels, in contrast... | 12/15/1987 |
| 4660617 | Method of changing width of slab in continuous casting A width changing method in which the width of a slab under casting is changed by a movement of narrow face of a continuous casting mold by the operation of a horizontal driving device and a rotary driving device operable independently of the horizontal dr... | 04/28/1987 |
| 4619306 | Quality control in multiple continuous casting plants Multiple castings are cut into billets, combined in a transverse transport facility, separate into billets to be inspected or not, recombined and cooled. Transportation includes two transverse facilities and two longitudinal facilities, combined in variou... | 10/28/1986 |
| 4615375 | Continuous casting mold friction monitor A load signal representing the load between a mold and an oscillating mechanism is separated into its static offset and dynamic components. The static offset signal is compared with a free-running static offset to obtain a substantially DC signal represen... | 10/07/1986 |
| 4573521 | Testing apparatus for detecting damage of the casting belts of a continuous casting mold For the purpose of monitoring the casting belts during operation of the caster to detect damage or faults to the casting belts, a plurality of ultrasonic testing units, which are stationary with respect to the direction of rotation of the casting belts an... | 03/04/1986 |
| 4556099 | Abnormality detection and type discrimination in continuous casting operations The abnormality is detected during a flow thereof through the mold. The detection is achieved by means of at least a pair of upper and lower temperature detecting elements, located along the flow of the casting metal. The abnormality is determined to exis... | 12/03/1985 |
| 4542781 | Breakout warning method, utilizing acoustics, in a continuous casting installation and apparatus for its implementation A breakout warning method and apparatus for a continuous casting installation wherein structure-bound sound, traveling through the area of the ingot mold, is continuously picked up by a sound recorder and checked for the presence of typical frictional noi... | 09/24/1985 |
| 4538669 | Distortion measurement in casting Apparatus and method is disclosed for on-line monitoring for early detection of diagonal distortion in a moving cast product ideally having a rectangular cross-section. A pair of contact rollers is supported on respective guide arms at a location along th... | 09/03/1985 |
