| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 072201000 | Including cooling | 56 |
| 20090019907 | Hot-Strip Cooling Device and Cooling Method - A hot-strip cooling device and a cooling method are provided wherein uniform cooling of a hot-rolled steel strip using coolant is possible from the leading end to the trailing end of the steel strip. A cooling device ( | 01-22-2009 |
| 20090084153 | Method for Applying a Coolant - There is described a method for applying a coolant to a rolled product and/or to at least one cylinder of a roll stand provided with a rolling gap. During the method the following steps can occur: determining a total cooling rate applicable according to the effective power in the rolling gap, determining the cooling rate for several areas according to a flatness distribution determined b a flatness measuring system, wherein the difference in the cooling rate is determined by comparing the totality of the thus determined cooling rates with a predetermined total cooling rate and is used for determining the components of an additional cooling rate for the areas taking into account the top and lower limits of the cooling rate thereof. Said procedure is repeated in such a way that the coolant differences remain above a predefinable value. | 04-02-2009 |
| 20090126439 | COOLING DEVICE AND COOLING METHOD FOR HOT STRIP - There are provided a cooling device and a cooling method for a hot-rolled strip in which the strip can be uniformly cooled from a leading edge to a trailing edge with coolant by properly realizing a great cooling ability and a stable cooling zone. Specifically, the following three methods are adopted. (1) Round nozzles | 05-21-2009 |
| 20090255311 | Roll Stand With Back-Up Rolls and/or Work Rolls for Rolling Sheet Metal or Strips - The invention concerns a rolling stand ( | 10-15-2009 |
| 20090282884 | Method for Lubricating and Cooling Rollers and Metal Strips On Rolling In Particular On Cold Rolling of Metal Strips - The invention relates to a method for lubricating and cooling rollers ( | 11-19-2009 |
| 20100024504 | DEVICE FOR COOLING A METAL STRIP - The invention relates to a device ( | 02-04-2010 |
| 20100077823 | METHOD AND APPARATUS FOR THERMO-MECHANICAL CONTROLLED ROLLING OF METAL PLATES AND STRIPS - Method for thermo-mechanical controlled rolling of metal slabs to plates or strips, in which for two successively rolled slabs the time gap between the starts of their rolling phases | 04-01-2010 |
| 20100089112 | Device and Method for Cooling Rollers Used for Rolling in a Highly Turbulent Environment - (EN) The present invention relates to a device for cooling a working roll ( | 04-15-2010 |
| 20100132424 | COOLING DEVICE FOR COOLING A METAL STRIP - The invention relates to a cooling device ( | 06-03-2010 |
| 20100180657 | ROLLING MILL WITH COOLING DEVICE AND ROLLING PROCESS - The invention deals with a rolling mill ( | 07-22-2010 |
| 20100218578 | TEMPERATURE CONTROL DEVICE FOR HOT ROLLING MILL - A temperature control device for a hot rolling mill, preventing a sudden change in temperature of a rolled material near the delivery side of the rolling mill and realizing precise gauge control. The hot rolling mill has rolling stands arranged in a row and cooling devices for cooling the rolled material. The hot rolling mill is operated so that the cooling devices are preferentially used, in order, from one closest to the entry side until the upper limit pressure is reached. The cooling water pressure of each of the cooling devices is computed based on the target temperature of the rolled material and the actual temperature on the entry side. The cooling water pressure of the cooling device closest to the delivery side of the rolling mill is computed based on the target temperature of the rolled material and the actual temperature on the delivery side so the difference between the target temperature and the actual temperature on the delivery side is minimized. | 09-02-2010 |
| 20110162427 | COOLING EQUIPMENT AND COOLING METHOD FOR HOT ROLLED STEEL PLATE - Cooling equipment for a hot rolled steel plate which is arranged on a hot rolling line of a steel plate includes an upper header which supplies cooling water to an upper surface of the hot rolled steel plate; upper cooling water jetting nozzles suspended from the upper header for jetting rod-like water flow; and an upper dividing wall arranged between the hot rolled steel plate and the upper header, wherein a plurality of upper water-supply inlets which allow insertion of lower end portions of the upper cooling water jetting nozzles thereinto, and a plurality of upper drain outlets which drain cooling water supplied to upper surface of the hot rolled steel plate on dividing wall are formed in the upper dividing wall. | 07-07-2011 |
| 20120073344 | Split cooler for a steel mill - A cooler that is easily dis-assembled is disclosed here. The cooler has two halves which co-operate together to form a cooling passage way to cool a steel work product as it passes through the cooler. A pair of tubular half sections are fastened to each half section to expose the passage way when the two halves are separated. A steel work product normally passes through this passage way. | 03-29-2012 |
| 20120073345 | ENERGY-SAVING ROLLING MILL TRAIN AND ENERGY-SAVING PROCESS FOR OPERATING A COMBINED CASTING AND ROLLING STATION - In a rolling mill train ( | 03-29-2012 |
| 20120079863 | MANUFACTURING APPARATUS OF HOT-ROLLED STEEL SHEET AND MANUFACTURING METHOD OF STEEL SHEET - A manufacturing apparatus comprises a final stand, with standing side members, and a cooling apparatus. The cooling apparatus comprises rows of upper surface cooling nozzles, rows of lower surface cooling nozzles, and an upper surface guide on the upper surface side of the steel sheet. An end portion of the cooling apparatus on a side of the final stand is arranged between the standing side members of the housing. When defining a width of a uniformly cooled region, an average gap distance (W | 04-05-2012 |
| 20120137745 | TUBE ROLLING PLANT - The present invention relates to a system and method for rolling a seamless tube. The plant comprises a main rolling mill with adjustable rolls for mandrel-rolling a semi-finished tube. The plant also comprises a fixed-roll extracting/reducing mill positioned downstream of the main rolling mill. The extracting/reducing mill is designed to extract the semi-finished tube from the mandrel and reduce its diameter to a predetermined value close to that desired for the finished tube. Finally, the plant comprises a adjustable-roll sizing mill. The sizing mill is positioned downstream of the extracting/reducing mill. This sizing mill is designed to adjust the radial position of the rolls and define the diameter of the outgoing tube. | 06-07-2012 |
| 20120151981 | METHOD FOR COOLING HOT-ROLLED STEEL STRIP - The present invention provides a method for cooling a hot-rolled steel strip after a finishing rolling in which a transportation speed varies, the method including: setting a transportation-speed changing schedule on the basis of a temperature of a steel strip before the finishing rolling and a condition of the finishing rolling; performing a first cooling in which the hot-rolled steel strip is cooled under a film boiling state in a first cooling section; performing a second cooling in which the hot-rolled steel strip is cooled with a water amount density of not less than 2 m | 06-21-2012 |
| 20120174645 | COOLING APPARATUS AND COOLING METHOD FOR HOT ROLLING - A cooling apparatus for hot rolling is installed on a downstream side of a finishing mill of a continuous hot rolling mill, and cools a steel sheet rolled by the finishing mill while being conveyed. The cooling apparatus includes first pinch rolls which, during an interval when the steel sheet fed out from a final stand of the finishing mill moves from a position of the final stand to a position where a surface temperature of the steel sheet reaches 850° C. or less, pinch the steel sheet while applying tension of 3.9 MPa or greater. | 07-12-2012 |
| 20120279269 | COMPACT REVERSIBLE UNIVERSAL MILL FOR PRODUCING MEDIUM-LARGE SECTIONS - A compact reversible universal mill for producing medium-large sections has a universal reducing stand, a two-high stand and a universal stand to create a reversible intermediate unit across a roller way carrying a bar being worked. Provided immediately downstream of the reversible intermediate unit is a finishing stand being the final additional stand and extending also across the shared roller way or respectively moveable perpendicularly in relation to the roller way. The finishing stand is kept open or respectively closed during intermediate passes of a production cycle and being closed or respectively used on the roller way only before the bar completes the final pass of the production cycle. | 11-08-2012 |
| 20120285214 | COMPRESSION ROLLING MILL HAVING A DRIVE UNIT - The invention relates to a compression rolling mill for compressing a metal strand sideways, having a pair of mutually engaging rollers ( | 11-15-2012 |
| 20120297849 | METHOD FOR HOT-ROLLING A SLAB AND HOT-ROLLING MILL - The invention relates to a method for hot-rolling a slab ( | 11-29-2012 |
| 20130074567 | ROTATING ENTRY SYSTEM WITH FRONT END OR FRONT AND REAR DRIVE SYSTEM - A rolling mill rotating entry system (RES) with at least one front end-driven drum that indexes alignment of the RES guide path and drum with the bar stock transfer guide path. The front end drive system is offset from the bar stock transfer path, so that the bar stock has sufficient clearance to enter the guide path. The front end drive system facilitates desired indexed alignment of the RES guide path and the bar stock transfer path without the need for front end braking or damping systems that are customarily used with rear driven drums in known RES systems. Other RES embodiments include a rear drive system that drives the drum in tandem with the front drive system. | 03-28-2013 |
| 20130145807 | ROLLING METHOD FOR FLAT PRODUCTS AND RELATIVE ROLLING LINE - Rolling method for the production of flat products, such as metal strip, which provides a production step of a thin slab with a thickness comprised between 30 and 90 mm, preferably between 35 and 70 mm, a temperature maintenance and/or possible heating step of the slab to be sent for rolling, and a rolling step with multiple passes performed in a reversing rolling mill ( | 06-13-2013 |
| 20130247638 | MANUFACTURING DEVICE AND MANUFACTURING METHOD FOR HOT-ROLLED STEEL STRIP - In order to provide a manufacturing device and a manufacturing method for a hot-rolled steel strip, which are capable of obtaining the desired quality of material by rapid uniform cooling immediately after rolling, and improving yield by early sheet tension and sheet shape measurements, a manufacturing device for a hot-rolled steel strip is provided with a finishing rolling mill line ( | 09-26-2013 |
| 20130283881 | Process of and Device For Producing Metal Blanks With Different Thicknesses - A process of producing metal blanks with different thicknesses from a metallic material includes: producing sheet metal blanks from a band material; changing the temperature of the metal blanks such that, in the blanks, a plurality of regions is produced with different temperatures; rolling the metal blanks having regions with different temperatures in a rolling tool with a roll gap setting, wherein the roll gap setting is kept constant during the operation of rolling the metal blanks, wherein, due to the regions with different temperatures in the sheet metal blanks, portions are produced with different thicknesses. The invention also relates to a suitable device for producing sheet metal blanks with different thicknesses from a metallic material. | 10-31-2013 |
| 20140026631 | ROLLING METHOD FOR STRIP AND CORRESPONDING ROLLING LINE - Rolling method for the production of flat products with low productivity, comprising a continuous casting step at a speed comprised between 3.5 m/min and 6 m/min of a thin slab with a thickness comprised between 25 mm and 50 mm, a roughing step to reduce the thickness in at least one forming stand or roughing stand, to a value comprised between 10 mm and 40 mm, preferably between 10 mm and 30 mm, even more preferably between 10 mm and 20 mm and suitable for winding, a rapid heating step using induction in order to at least restore the temperature lost in the segment downstream of casting and in the roughing step, a winding/unwinding step in a winding/unwinding device with two mandrels, a rolling step in a Steckel type rolling unit with two reversing type stands of the product unwound by the winding/unwinding device comprising not more than three double rolling passes, or two inversions, in order to obtain a final product comprised between 1-1.2 mm and 16 mm, a cooling step and a winding step of the final product. | 01-30-2014 |
| 20140047888 | SHEET FORMING OF METALLIC GLASS BY RAPID CAPACITOR DISCHARGE - An apparatus and method of uniformly heating, rheologically softening, and thermoplastically forming metallic glasses rapidly into a net shape using a rapid capacitor discharge forming (RCDF) tool are provided. The RCDF method utilizes the discharge of electrical energy stored in a capacitor to uniformly and rapidly heat a sample or charge of metallic glass alloy to a predetermined “process temperature” between the glass transition temperature of the amorphous material and the equilibrium melting point of the alloy in a time scale of several milliseconds or less. Once the sample is uniformly heated such that the entire sample block has a sufficiently low process viscosity it may be shaped into high quality amorphous bulk articles via any number of techniques including, for example, injection molding, dynamic forging, stamp forging, sheet forming, and blow molding in a time frame of less than 1 second. | 02-20-2014 |
| 20140060139 | METHOD FOR COOLING HOT-ROLLED STEEL SHEET - The method for cooling a hot-rolled steel sheet of the invention includes a target ratio-setting process in which a top and bottom heat transfer coefficient ratio X1, at which a temperature standard deviation Y becomes a minimum value Ymin, is set as a target ratio Xt based on correlation data between a top and bottom heat transfer coefficient ratio X of the hot-rolled steel sheet and the temperature standard deviation Y of the hot-rolled steel sheet; and a cooling control process in which at least one of an amount of heat dissipated from a top surface by cooling and an amount of heat dissipated from a bottom surface by cooling of the hot-rolled steel sheet in the cooling section is controlled so that the top and bottom heat transfer coefficient ratio X of the hot-rolled steel sheet in the cooling section matches the target ratio Xt. | 03-06-2014 |
| 20140076018 | METHOD FOR MANUFACTURING STEEL SHEET - A method for manufacturing a steel sheet of the invention includes a hot-rolling process in which a steel material is hot-rolled using a finishing mill so as to obtain a hot-rolled steel sheet; and a cooling process in which the hot-rolled steel sheet is cooled. The hot-rolling process includes a target steepness-setting process in which a target steepness of the edge wave shape is set based on first correlation data indicating a correlation between a steepness of the edge wave shape of the hot-rolled steel sheet and a temperature standard deviation Y; and a shape-controlling process in which operation parameters of the finishing mill are controlled so as to match the steepness of the edge wave shape with the target steepness. | 03-20-2014 |
| 20140137622 | ROLL FORMING METHOD AND ROLL FORMING APPARATUS - A roll forming method includes: performing a cross-section forming process to causing a steel strip, to pass through a forming roll die so that a cross-sectional shape of the steel strip is formed into a predetermined cross-sectional shape; performing a heating process of heating the steel strip to a first temperature that is equal to or higher than an austenitizing temperature; performing a preliminary cooling process of cooling the steel strip to a second temperature lower than the austenitizing temperature and equal to or higher than a martensite transformation point; performing a cross-section correcting process of causing the steel strip to pass through a correction roll die and correcting the cross-sectional shape of the steel strip, and performing a main cooling process of cooling the steel strip having passed through the correction roll die to a third temperature lower than the martensite transformation point. | 05-22-2014 |
| 20140190232 | STRIP PROCESSING DEVICE - A strip processing device includes a strip processing cartridge and is intended for a rolling mill, and relates to a method for removing the strip processing cartridge from the strip processing device. The strip processing cartridge is mounted on a bearing region on one or more rockers on a frame. The bearing region is open for insertion or removal of the strip processing cartridge sideways and/or upwards out of the frame. A fixing mechanism fixes the strip processing cartridge on the bearing region. | 07-10-2014 |
| 20140202224 | ENERGY-SAVING DEVICE FOR ROLLING PLANT - A control device for a rolling plant, which is capable of reducing the pouring amount of cooling water by pouring cooling water at timing of high cooling efficiency when a material being rolled is cooled, and thereby being capable of saving the energy consumption. The control device includes a plurality of rolling stands that are arranged in tandem on a rolling line to roll the material being rolled of a metallic material conveyed on the rolling line, and inter-stand cooling systems that are provided between the plurality of rolling stands to pour cooling water onto the conveyed material being rolled. The inter-stand cooling systems are configured so that the pouring amount of cooling water poured from the inter-stand cooling system positioned on the upstream side on the rolling line is larger, and the pouring amount of cooling water poured from the inter-stand cooling system positioned on the downstream side is smaller. | 07-24-2014 |
| 20140216124 | METHOD FOR PRODUCING A MOTOR VEHICLE AXLE COMPONENT - A method for producing a motor vehicle axle component includes the method steps of providing a metal strip made of a hardenable steel material, hot rolling the metal strip and subsequent cold rolling with more than 4% rolling reduction degree, annealing at 600 to 800° C., in particular at 650 to 750° C. for a time period between 10 and 20 hours, in particular 13 to 17 hours, cutting the heat treated metal strip to cut sheet metals, forming the metal cut into a motor vehicle axle component, austenizing and quenching the motor vehicle axle component, wherein the motor vehicle axle component has at least in a surface region a grain size characteristic value according to ASTM-E 112 of greater than 9. | 08-07-2014 |
| 20140230511 | METHOD FOR CONTROLLING A HOT STRIP ROLLING LINE - A flat rolling stock of metal passes through roll stands of a finishing train, and a cooling section, in succession. Initial values which characterize the energy content of rolling stock points are determined, at the latest, when said rolling stock points enters into the finishing train. The rolling stock is tracked as it passes through the finishing train and cooling section. The initial values, trackings, and energy content influences are used to determine expected values for the energy content of the rolling stock. The energy content expected for a predetermined location, which lies between the first roll stand and the first cooling device of the cooling section is ascertained and used to determine a target energy content progression, from the predetermined location until the rolling stock passes out of the cooling section. The cooling devices are controlled based on the target energy content progression. | 08-21-2014 |
| 20140260483 | MANUFACTURING METHODS AND APPARATUS FOR TARGETED COOLING IN HOT METAL ROLLING - A rolling mill apparatus and methods of hot rolling with targeted cooling. In one aspect, a mill having multiple roller stacks includes a cooling system that directs the bulk coolant flow to a heat exchanger having first and second heat exchangers in parallel. The first heat exchanger is adapted to cool the heated coolant to a first temperature for use in a first coolant stream discharged through a first set of nozzles during rolling, while the second heat exchanger is adapted to cool heated coolant to a lower temperature for use in a second coolant stream at a second temperature lower than the first for discharge through a second set of nozzles downstream to facilitate rolling or coiling of the rolled metal. | 09-18-2014 |
| 20140290325 | STRIPPER FOR A WORK ROLL OF A ROLLING STAND - The present invention relates to a stripper ( | 10-02-2014 |
| 20140352383 | PLANT FOR THE PRODUCTION AND THE PACKAGING OF STEEL RODS AND PROFILES - A plant for the production and packaging of bars and steel profiles, comprising a rolling station ( | 12-04-2014 |
| 20140366602 | Method for Manufaturing Thin Strip Continuously Cast 700MPa-Grade High Strength Weather-Resistant Steel - A method for manufacturing thin strip continuously cast 700 Mpa grade high strength weather-resistant steel, the method comprising the following steps: 1) casting a 1-5 mm thick cast strip in a double roller continuous casting machine, the cast strip comprising the following chemical compositions by weight percent: C 0.03-0.1%, Si≦0.4%, Mn 0.75-2.0%, P 0.07-0.22%, S≦0.01%, N≦0.012%, and Cu 0.25-0.8%, further comprising more than one of Nb, V, Ti and Mo: Nb 0.01-0.1%, V 0.01-0.1%, Ti 0.01-0.1%, and Mo 0.1-0.5%, and the balance being Fe and unavoidable impurities; 2) cooling the cast strip at a rate greater than 20° C./s; 3) hot rolling the cast strip under a temperature of 1050-1250° C. at a reduction rate of 20-50% and a deformation rate greater than 20 s-1; then conducting austenite online recrystallization, the thickness of the hot rolled strip being 0.5-3.0 mm; 4) cooling at a rate of 10-80° C./s; and 5) rolling up under a temperature of 500-650° C. The obtained steel strip microstructure mainly consists of uniformly distributed bainites and needle-shaped ferrites. | 12-18-2014 |
| 20140373589 | Transverse Strut And Method Of Forming A Transverse Strut - A roll forming assembly for forming a transverse strut from a tube is provided. The roll forming assembly includes a heater, such as an induction heater, for heating a tube to a predetermined annealing temperature. Next, the tube is fed to a roll former, which includes a plurality of forming wheels to shape the tube into a transverse strut. Servo motors are operably coupled to the forming wheels for adjusting the positions of the forming wheels in a radial direction during the roll forming process to give the transverse strut a variable profile along its length. After the roll forming process is completed, the transverse strut is quenched so that its base material is given a predetermined microstructure. | 12-25-2014 |
| 20150020564 | Device for Straightening a Flow for Cooling a Roll or a Metal Strip - The invention is directed to a device for straightening a stream of a cooling medium for cooling a roll or a metal strip. This device comprise a hollow body, extending over at least part of the width of the roll or the metal strip, and a tube, arranged in the hollow body and extending in the direction of the width of the roll or the metal strip, wherein the hollow body is divided in the direction of the width of the roll or the metal strip into a number of chambers, and the tube comprises openings for introducing cooling medium into the chambers of the hollow body, and the chambers respectively comprise an opening for the flowing out of cooling medium from the hollow body. Furthermore, according to the invention the chambers, respectively, comprise a channel, formed between the inner wall of the hollow body and the tube, for conducting cooling medium from the openings of the tube to the opening for the outflow of cooling medium from the hollow body, wherein the flow cross-section of the channel narrows art least at its downstream end. | 01-22-2015 |
| 20150128677 | COOLING DEVICE FOR A ROLLING MILL WORK ROLL - A cooling device comprises a manifold housing having a generally concave inner edge configured and dimensioned to surround a surface area of a work roll in a rolling mill. The manifold housing is of a modular design having multiple constituent sections that are internally configured to simultaneously apply both a liquid coolant and a pressurized gas to the surface area of the work roll. | 05-14-2015 |
| 20150135792 | DEVICE FOR COOLING ROLLS - A device for cooling a roll for rolling materials, including a cooling shell opposite a sub-region of the roll surface circumference, for forming a cooling gap, through which a cooling fluid can flow, between the sub-region and the cooling shell. The device further includes a first lever which can be pivoted about a suspension point, which can be pivoted toward the roll surface, and which is rotatably connected to a first end region of the cooling shell, when viewed in the circumferential direction of the roll, and a second lever which can be pivoted about another suspension point, which can be pivoted toward the roll surface, and which is rotatably connected to the second end region of the cooling shell, when viewed in the circumferential direction of the roll, such that the cooling gap can be selectively reduced or increased by pivoting the levers. | 05-21-2015 |
| 20150314345 | STEEL SHEET PILE AND METHOD FOR MANUFACTURING THE SAME - In a steel sheet pile according to the present invention, a carbon equivalent CE | 11-05-2015 |
| 20150314349 | DEVICE AND METHOD FOR COOLING ROLLED STOCK - A device for cooling rolled stock, preferably for cooling during cold rolling, including a nozzle for applying a cooling medium to the rolled stock, wherein a cooling chamber that is in fluid communication with the nozzle and extends substantially parallel to the strip running plane is provided for applying the cooling medium to the rolled stock. | 11-05-2015 |
| 20150321234 | METHOD AND APPARATUS FOR COOLING HOT-ROLLED STEEL STRIP (AS AMENDED) - Provided are a cooling method and a cooling apparatus that, in the cooling of a hot-rolled steel strip, regulates the amount of cooling water in a two-stage manner for each set of headers in the width direction and changes the rate at which the steel strip is cooled, in a multistage manner by a simple method, and that is effective particularly in cooling the lower surface of the steel strip, where space is narrow. The spray nozzles | 11-12-2015 |
| 20150321235 | HYBRID OIL AND WATER COOLED ROLLING - A rolling mill with oil-cooled top and bottom work rolls at the entry side and a water spray header at the exit side of the bottom work roll. Water cooling is used below the pass line, reducing the heat in the mill substantially without the risk of generating drip-related surface defects during rolling. Water cooling can be used on the bottom work roll and a portion of the oil no longer needed to cool the bottom work roll can be diverted to the top work roll. In some cases, the coolant portion of the flatness control can be operated solely through water-cooling the bottom roll. | 11-12-2015 |
| 20150375284 | COOLING SECTION COMPRISING POWER COOLING AND LAMINAR COOLING - A cooling section for flat rolling stock ( | 12-31-2015 |
| 20160052033 | COOLING DEVICE WITH BREADTH-DEPENDENT COOLING ACTION - A flat rolled article ( | 02-25-2016 |
| 20160052034 | COOLING SECTION HAVING LOWER SPRAY BAR - A cooling section for a flat rolled material ( | 02-25-2016 |
| 20160082490 | HOT-ROLLING MILL - The invention concerns a hot-rolling mill comprising a finishing train ( | 03-24-2016 |
| 20160101450 | METHOD AND APPARATUS FOR THE RAPID DELIVERY OF HEAVY PLATES FROM A ROLLING MILL - A method and device for rapid discharging of metallic plates ( | 04-14-2016 |
| 20160101451 | Rolling Device and Rolling Process - In a rolling device at least one roller associated with a multi-zone cooling has at least one spray bar having a plurality of nozzles for a coolant. At least one short-stroke cylinder or mechanical movement or movement mechanics is arranged and adapted such that the spray bar is adjustable therewith in and against the feed direction of a material strip to the at least one roller, to be rolled, relative to the at least one roller. The temperature of the roller is affected locally corresponding to each nozzle on at least one roller by a multi-zone cooling with at least one spray bar. The spray bar is adjustable by means of at least one short-stroke cylinder or mechanical movement or movement mechanics in and against the feed direction of a material strip to the at least one roller, to be rolled, relative to the at least one roller. | 04-14-2016 |
| 20160121380 | Method for Preparing Hot-Rolled Semifinished Steel Rolled Stock for Cold Rolling - The invention relates to the field of pressure treatment of metals and can be used in the production of a cold-rolled strip. The problem addressed by the invention is that of being able to exclude a pickling operation in the preparation of semifinished rolled stock for cold rolling. Complete de-scaling of the surface of the semifinished rolled stock without using picking is provided by carrying out preliminary cold rolling of the semifinished rolled stock in rolling-mill rolls according to prescribed values for compression and for the ratio of compression to deformation zone length. The rolling can be carried out in one of two consecutively mounted mills. | 05-05-2016 |
| 20160151814 | PRODUCTION LINES AND METHODS FOR HOT ROLLING STEEL STRIP | 06-02-2016 |
| 20160167097 | ROLLING MILL PROVIDED WITH AT LEAST ONE COOLING NOZZLE | 06-16-2016 |
| 20160199892 | HIGH-STRENGTH HOT-ROLLED PLATED STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME | 07-14-2016 |
