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| Number | Title | Issue Date |
| 7861567 | Method and apparatus to control the lateral motion of a long metal bar being formed by a mechanical process such as rolling or drawing An apparatus to control lateral motion of a bar moving along a guidance path includes a pair of rotatable hubs each having at least first and second rollers at locations around the perimeter of the hub. The first roller has a first retaining groove of a first radius... | 01/04/2011 |
| 7559220 | Bar speed changing device A bar speed changing device (48) comprising a pair of upper rollers (55, 55′) and a pair of lower rollers (59, 59′). Said device receives a bar section with the rollers (55, 55′, 59, 59′) in the open position and rotating at a giv... | 07/14/2009 |
| 7546756 | Method for processing a metal slab or billet, and product produced using said method The invention relates to a method for processing a metal slab or billet, in which the slab or billet is passed between a set of rotating rolls of a rolling mill stand to roll the slab. According to the invention, the rolls of the rolling mill stand have a different ... | 06/16/2009 |
| 7484395 | Delivery guide assembly having a moveable cam The present invention provides a guide assembly for use in processing a work piece with features that incorporate a cam-style locking clamp to promote ease of use in securing and releasing a guide of the assembly. In more specific embodiments, the invention is a del... | 02/03/2009 |
| 7401485 | Apparatus for inspecting steel strip during rolling Steel strip issues continuously from a downstream end of a rolling line and can be wound up there on a coiler. An inspection table downstream of the rolling line has a surface aligned with the downstream end and the strip emerging therefrom. The coiler is below a pl... | 07/22/2008 |
| 7341096 | Method for processing a continuously cast metal slab or strip, and plate or strip produced in this way The invention relates to a method for processing a continuously cast metal slab or strip, in which the slab or strip is passed between a set of rotating rolls of a rolling mill stand in order to roll the slab or strip. According to the invention, the rolls of the ro... | 03/11/2008 |
| 7340932 | Wire-rolling apparatus A rolling-mill cooling unit has a cooling-unit conveyor transporting fanned-out loops of wire in a transport direction toward a coiler spaced downstream from the cooling-unit conveyor and serving to organize the fanned-out loops of wire into coils or bundles. A feed... | 03/11/2008 |
| 7316145 | Multiple outlet rolling mill Accumulators are interposed between an initial mill section having an elevated first production rate and each of a plurality of different outlet mill sections having lower second production rates. Each accumulator is constructed and arranged to receive intermediate ... | 01/08/2008 |
| 7275404 | Method and an apparatus to control the lateral motion of a long metal bar being formed by a mechanical process such as rolling or drawing An adjustable guide, includes two or more mechanisms each having a rotatable retaining element containing a retaining groove with a variable radius in its perimeter surface. The grooves form a guidance path to control the lateral, i.e. non-axial, motion of a long ba... | 10/02/2007 |
| 7272966 | Multiple level entry guide for a roll forming machine An entry guide for a roll forming machine having fixed stop members for the different widths of sheet metal material which can be accommodated by the roll forming machine. The fixed stop members are offset in the vertical direction. Accordingly, when the roll formin... | 09/25/2007 |
| 7260971 | Apparatus for locking a sheet of metal suitable to be shaped in a press An apparatus for locking a sheet of metal to be shaped in a press, comprising at least one fluid-operated actuator for translational motion of a first sheet presser, adapted to support, in an initial operation step a sheet of metal to be shaped, arranged above a fir... | 08/28/2007 |
| 7240421 | Electric-wire processing machine An electric-wire guide unit is provided with a fixed roller and a movable roller that is supported movably toward and away from the fixed roller, and holds an electric wire from both of the sides of the electric wire in cooperation with the fixed roller. An electric... | 07/10/2007 |
| 7237479 | Device for successively transporting sheets in a platen press A device for successively transporting sheets in a platen press includes gripper bars with respective ends fixedly attached to two flexible of endless loop elements. Each loop element is engaged respectively with an intermittent drive wheel and at least one free whe... | 07/03/2007 |
| 7219521 | Rolling mill product handling system A product handling system comprises a support structure defining a pair of stationary inverted first channels with downwardly facing open sides. At least one cylindrical drum is interposed between each of the first channels and an underlying receiver. The drums are ... | 05/22/2007 |
| 7221442 | Method and apparatus for aligning equipment in a steel mill An alignment device for aligning guiding apparatus with the main axis of a rolling mill comprising a camera and a video display communicating with the camera. The camera is mounted in the steel mill at the position of the guiding apparatus and the camera is moved un... | 05/22/2007 |
| 7207202 | Method of subdividing and decelerating hot rolled long products A method is disclosed for subdividing and decelerating a hot rolled long product advancing along a delivery path from a rolling mill to a cooling bed. The method comprises: (a) arranging a shear and a decelerator in succession alon... | 04/24/2007 |
| 7181946 | Device for winding and unwinding hot-rolled pre-strips consisting of hot metal The aim of the invention is to configure a device for winding and unwinding partly rolled products, in a way that ensures the smallest possible accumulation of scrap. To achieve this, a roller (20, 20′, 20″) whose position is controlled and which runs on ... | 02/27/2007 |
| 7104510 | Removable balancing assembly for rotating cylindrical structures The present invention provides an apparatus and a method for compensating for small variations in balance and alignment when supporting and rotating a massive cylindrical drum. The apparatus comprises a self-aligning flange having projections spaced 90° apart about... | 09/12/2006 |
| 7093472 | Method of continuously rolling a product exiting from an upstream roll stand at a velocity higher than the take in velocity of a downstream roll stand A method is disclosed for continuously rolling a product exiting from an upstream roll stand at a delivery velocity V1 higher than the take in velocity V3 of a downstream roll stand. The excess product resulting from the velocity differential b... | 08/22/2006 |
| 7076984 | Bending machine and tube support and drive device thereof A bending machine that includes a device that is used to drive and support a tube that is to be bent in relation to a bending head which is disposed at one end of a frame of the bending machine. The device includes a mandrel member that is solidly connected to an ex... | 07/18/2006 |
| 7069759 | Bar delivery system and method A method and system are disclosed for receiving a hot rolled bar product from a rolling mill, and for delivering the bar product to a cooling bed. A shear subdivides the bar product into bar segments and alternately directs the bar segments to one or the other of tw... | 07/04/2006 |
| 7062946 | Guide roller system for guiding the rods between the finishing stands of rod rolling mills A roller guide for the guidance of the wire or rod between the finish rolling mill stands of a wire or rod rolling line. The guide has a guide roller pair which are mutually juxtaposed and journaled on free ends of pivot arms of double arm levers. The lever journals... | 06/20/2006 |
| 7059161 | Thin-strip coiler comprising a flatness measuring roll The invention relates to a method and device for measuring and influencing the strip flatness in the coiler shaft of a hot-strip mill, whereby the coiler shaft has, between a driver and a coiler, moving and stationary strip guides as well as a flatness measuring rol... | 06/13/2006 |
| 6959578 | Multi-row rolling mills, methods of operating these mills, and rolling equipment using the mills A multi-row rolling mill has in one housing at least two groups of rolls including at least one pair of work rolls, and constructed so that when the workpiece to be rolled is passed one time, it can be rolled using said respective work rolls. The multi-row rolling m... | 11/01/2005 |
| 6855290 | Device and respective equipment for receiving and discharging bars, used particularly for handling and/or wrapping purposes downstream of rolling-mills, and its respective rolling-mill Device for receiving and discharging bars fed forward in a longitudinal direction, preferably from a rolling mill and after being cut to length, of the type with two pair of adjacent, counter-rotating rollers/drums, characterized by the fact that the said bars are s... | 02/15/2005 |
| 6497129 | Method for rolling tube blanks in a planetary skew rolling mill A method and device for rolling tube blanks in a planetary skew rolling mill continuously feeds tubular blanks which are to be rolled into the rolling gap end to end. A first tube blank is located in the rolling mill. A second tubular blank following the ... | 12/24/2002 |
| 6442989 | Wire sizing rolling method In a sizing rolling method carried out by installing at least 3 sets of 4-roll rolling mills in series, a central angle θ1 of the perfect circle forming section of each rolling roll in a first path is set to less than 15°. The central angle Î... | 09/03/2002 |
| 6327885 | Rolling-mill installation In a rolling-mill installation for the continuous production of fine steel includes a roughing block, a finishing block arranged on the rolling line of and after the roughing block, a water cooling section arranged after the finishing block and on the rol... | 12/11/2001 |
| 6295852 | Descaling method for a metal strip and a descaling arrangement therefor In a method and a device for descaling a metal strip, the metal strip is guided in a transport direction from a first roll stand to a second roll stand. A descaling device is positioned between the first and second roll stands. A descaling liquid is spray... | 10/02/2001 |
| 6289707 | Apparatus for manufacturing roofing or cladding panels An apparatus for manufacturing a roofing panel has been accomplished such that the desired panel version can be produced by altering the infeed point of the panel (6) on a feeding table (5). The apparatus can be utilized in the manufacture of roofing pane... | 09/18/2001 |
| 6280087 | Hydrostatic bearing for a steel mill guide A guide for a high speed steel rolling mill comprises two rolling members, between which the work product passes mounted for rotation on a base member. Each roller has a frusto-conically shaped bearing recess formed therein and each guide roller is mounte... | 08/28/2001 |
| 6279367 | Multiple bar straightening and cutting system in bar steel rolling line A multiple section bars straightening/cutting system in a bar rolling line comprises a multiple section bars straightening apparatus, an inlet side introduction pinch roller, a multiple traveling section bars cutting apparatus and a rear surface tilting t... | 08/28/2001 |
| 6260396 | 2-Roll piercing mill and method of producing hollow blocks from high alloy steels A 2-roll piercing mill for producing hollow blocks from a rolled material comprising high alloy steels has guide tools for the rolled material. The guide tools are arranged for closing a reforming zone of the piercing mill transversely with respect to the... | 07/17/2001 |
| 6237387 | Entrance roller guide apparatus A guide roller apparatus has entry guide and an upper guide provided at an entrance side of an advancing path for a workpiece material to be rolled, and side rollers, upper and lower guide rollers and further tip end chips downward thereof are sequentiall... | 05/29/2001 |
| 6233994 | Apparatus for and method of processing billets in a rolling mill A rolling mill has roughing, intermediate and finishing roll stands on a first side of a billet reheating furnace, and a breakdown mill on an opposite second side of the furnace. Billets are heated to an elevated rolling temperature in the furnace and are... | 05/22/2001 |
| 6227025 | Rolling method using rolling guide In a rolling method of rolling a material by front-stage rolling mill, a post-stage rolling mill and guiding rollers interposed therebetween. At first, a gap between the guiding rollers is set to a standard outer size of a standard material to be rolled b... | 05/08/2001 |
| 6216517 | Precision-rolling process A precision-rolling process for producing rolled stock in bar or wire form while maintaining tight shape and size tolerances is characterized, for the purpose of providing good accessibility to the roll stands, by the combination of the following features... | 04/17/2001 |
| 6209378 | Adjustable monitoring guide A roller guide assembly is disclosed for guiding a workpiece into a roll pass of a rolling mill. The guide assembly comprises: a rigid housing structure; a pair of roller holders extending lengthwise of the housing structure on opposite sides of the inten... | 04/03/2001 |
| 6205835 | Roll stand arrangement for rolling wire A roll stand arrangement for rolling wire with a finishing block arranged following the last stand of the intermediate group of a wire rolling mill and composed of fixedly connected roll stands with grooved rolls, and a skin pass block arranged following ... | 03/27/2001 |
| 6192729 | Method and apparatus for receiving and discharging bars Disclosed is a method for receiving and discharging bars. Adjacent parallel rotating drums receive bars in longitudinal advancement and discharge them by dropping them onto an underlying cooling bed in a rolling mill plant. Each drum is provided with four... | 02/27/2001 |
