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| Number | Title | Issue Date |
| 8012407 | Power clamping for water boxes A water box for use in cooling a hot rolled product in a rolling mill comprises a plurality of nozzles arranged sequentially along a first axis. The nozzles are subdivided into base and top sections, with the top sections being adjustable between closed positions co... | 09/06/2011 |
| 7645417 | Method and device for cooling a steel strip The present invention relates to a cooling device for a quenching operation during a continuous annealing treatment of a flat product in a form of a metal strip. The cooling device includes an overflow weir and a series of tubes ejecting a cooling fluid onto the str... | 01/12/2010 |
| 7582251 | Apparatus for cooling a strip of sheet metal An apparatus is described for cooling a strip (1) of sheet metal with nozzles (6) for a cooling liquid to be sprayed onto the bottom side of the strip, which nozzles are arranged beneath the strip (1) in transversal rows relative to the feeding ... | 09/01/2009 |
| 7497984 | Device for cooling long objects The invention relates to a device for cooling long objects such as wires, tubes or rods. In order to provide improved cooling, provision is made of a nozzle region which has a diameter greater than the diameter of the object and contains a plurality of nozzles which... | 03/03/2009 |
| 7404923 | Device for cooling and/or rinsing steel wires and/or tapes Disclosed is a device for cooling and/or rinsing at least one steel wire and/or tape, with a member for conveying at least one steel wire and/or tape, a basin which contains a cooling and/or rinsing liquid and is provided with outlets from which a certain number of ... | 07/29/2008 |
| 7381364 | Gas jet cooling device A gas jet cooling device in a continuous annealing furnace is equipped with: windboxes disposed in a cooling chamber on both sides of a steel strip, blowing a cooling gas toward the strip through nozzles to cool it; and a means of cooling the gas introduced from the... | 06/03/2008 |
| 7357894 | Method and apparatus for cooling hot rolled steel strip, and method for manufacturing hot rolled steel strip An apparatus for cooling a hot rolled steel strip including a transfer means comprising transfer rolls to feed a steel strip which has been hot rolled by a finishing mill; a cooling means for cooling the steel strip; and accompanying rolls arranged with a clearance ... | 04/15/2008 |
| 7354493 | Method and device for patenting steel wires Disclosed is a method for patenting at least one steel wire, according to which the temperature is increased at least to a level at which the steel austenitizes, followed by quenching in a liquid medium by directing the wire through at least one curtain of cooling l... | 04/08/2008 |
| 7294215 | Method and device for cooling steel sheet The present invention relates to a method for cooling a steel plate comprising the steps of: forming a water pool with jets of cooling water being injected to impinge on one another by using one slit-nozzle and a plurality of induced laminar flow nozzles, the slit n... | 11/13/2007 |
| 7011140 | Gas enhanced controlled cooling ingot mold A cooling mechanism for a casting apparatus having a mold that includes sides, a bottom, and a top defining a cavity. The cooling mechanism allows for simultaneous injection of liquid and gas onto a cast ingot therefore providing a lower minimum operation liquid flo... | 03/14/2006 |
| 7000433 | Device for heating plates of glass A device for heating plates of glass (3) which are hardened or deformed, includes two ceramic heating plates (1) between which a plate of glass (3) is arranged. Compensation plates (20) are associated with the heating plates (1) at... | 02/21/2006 |
| 6866729 | Method for controlling and/or regulating the cooling stretch of a hot strip rolling mill for rolling metal strip, and corresponding device A method and device for the automation of a cooling section in a hot strip rolling mill, wherein an individual course of cooling over time for each strip point of the metal strip is specified and whereby the cooling specifications can be determined from the desired ... | 03/15/2005 |
| 6821363 | Procedure for hardening at least one surface of a wall of a component and device for its execution A procedure for hardening at least one surface (S, L) of a wall (W) of a component (T), in which the surface to be hardened (S, L) is inductively heated with at least one inductor (2), in which liquid is filled into a gap (P) between the surface to be hardene... | 11/23/2004 |
| 6776857 | Method and device for manufacturing a hot rolled steel strip The present invention provides an effective method for mechanically removing iron oxide films formed on the surfaces of a hot rolled steel strip with a high temperature. The method comprises the steps of: maintaining a steel strip coil at a high temperature of 400°... | 08/17/2004 |
| 6733720 | Method and apparatus for cooling hot rolled steel strip, and method for manufacturing hot rolled steel strip A lower surface cooling box 12 is arranged between transfer rolls 11 on a runout table 3 and an upper cooling box 14 moving freely is arranged at a position corresponding to the cooling box 12 to eject cooling water to the steel st... | 05/11/2004 |
| 6655395 | Method and device for scouring and cleaning rolled steel strip A device for pickling or cleaning rolled steel strip which is moved in the form of loops through several pickling and cleaning containers arranged within a treatment line, wherein at least one strip side is subjected tot he action of a pickling or cleanin... | 12/02/2003 |
| 6630038 | Processing apparatus for forming metallic material A processing apparatus forms a metallic material such as steel. The apparatus includes a heating tub, spray nozzles, a cooling tub, and a circulator. The heating tub heats the steel to equal to or higher than the modification point of the steel. The spray... | 10/07/2003 |
| 6309483 | Method and device for eliminating strip vibration in zones into which gas is blown, particularly cooling zones Method for eliminating vibration of strip travelling continuously through zones of a heat treatment or coating line in which gas is blown onto a strip travelling continuously, particularly through devices which effect cooling by blowing gas in jets with w... | 10/30/2001 |
| 6309482 | Steckel mill/on-line controlled cooling combination The in-line combination of a reversing rolling mill (Steckel mill) and its coiler furnaces with accelerated controlled cooling apparatus immediately downstream thereof and associated method permits steel to be sequentially reversingly rolled to achieve an... | 10/30/2001 |
| 6301920 | Method and system for cooling strip material A method and a system for cooling a steel strip are disclosed. A high water volume mist cooler and a low water volume mist cooler are disposed along a direction in which the steel strip travels. The high water volume mist cooler sprays high water volume m... | 10/16/2001 |
| 6280542 | Method and apparatus for the manufacture of a steel strip Method for the manufacture of a steel strip, wherein molten steel is cast into a slab, conveyed through a furnace, roughed in a roughing apparatus and finish-rolled in a finishing apparatus. The method comprises an endless or semi-endless process having e... | 08/28/2001 |
| 6210501 | Heavy-duty cold-rolling for mechanically descaling a hot-rolled steel strip before pickling When a hot-rolled steel strip 1 is rolled at a large rolling reduction by a cold-rolling mill 4, cracking and interlayer peeling occur in those mill-scales which can not keep up with the elongation of base steel so as to weaken the adhesiveness of the mil... | 04/03/2001 |
| 6054095 | Widthwise uniform cooling system for steel strip in continuous steel strip heat treatment step The present invention is to provide a cooling system for cooling a strip in a vertical path of a continuous strip heat-treating process in which cooling nozzles are arranged in a width direction of a strip on the surfaces of cooling headers arranged close... | 04/25/2000 |
| 5916379 | Treatment of ferrous metal surfaces Disclosed herein are a composition comprising an aqueous solution of a gluconate salt and a citrate salt for treatment of a ferrous metal surface, and a method of application of such a composition for the protection of the ferrous metal surface against co... | 06/29/1999 |
| 5843367 | Device for the accelerated cooling of a continuous substrate moving rapidly in a vertical plane Device for the accelerated cooling of a continuous substrate moving rapidly in a vertical plane, formed by a closed chamber, which includes, in succession in the direction of travel of the substrate, at least one so-called main cooling zone provided with ... | 12/01/1998 |
| 5788784 | Process for intermediately quenching light-metal castings coming from a solution heat treatment furnance This invention relates to a process for heat treating light-metal castings, particularly cylinder heads for piston engines, in which, after solidifying and removing the castings from the mold, they are solution treated with the residual casting heat at ap... | 08/04/1998 |
| 5653937 | Method for heat treating an impact beam of automotive vehicle door and a system of the same A heat treatment system for treating an impact beam is disclosed. The heat treatment system comprises a plurality of transfer rollers for transferring a tube shaped impact beam; a heat treatment portion for heating and air cooling the transferred impact b... | 08/05/1997 |
| 5545260 | Pickling installation and method for operating this pickling installation A method operating a pickling installation for pickling rolled strips comprises several consecutively disposed pickling basins filled with a pickling agent containing acid, through which the strip 4 is passed. A pickling agent containing acid is injected ... | 08/13/1996 |
| 5458485 | Method for cooling ceramics, especially ceramic tiles produced in roller kilns, and the relative plant An apparatus for cooling hot ceramic articles from above and below with steam and water.... | 10/17/1995 |
| 5413314 | Spray unit for cooling extruded sections The spray unit lies downstream, in-line with an extrusion press and serves to cool metallic sections in particular sections of aluminum or an aluminum alloy from all sides. The cooling medium emerges from spray nozzles program-controlled in the direction ... | 05/09/1995 |
| 5390900 | Metal strip cooling system An apparatus and method for cooling a metal strip, the apparatus having a header that receives and directs a curtain of water across the strip, a water collector on one side of the curtain of water and a source of air on the opposite side of the curtain o... | 02/21/1995 |
| 5388602 | Descaling device employing water Descaling device employing water to descale blooms, thin slabs, billets, etc., which cooperates with a mould and the zone immediately downstream therefrom, or with an induction furnace or rolling mill stands, the slabs or blooms (11-24) being fed in coope... | 02/14/1995 |
| 5284327 | Extrusion quenching apparatus and related method Apparatus for cooling a metal extrusion, such as an aluminum extrusion, may include a carriage which houses the cooling liquid delivery system and is relatively movable with respect to the extrusion press in order to provide the desired amount of air cool... | 02/08/1994 |
| 5257511 | Split water box nozzle with removable inserts A water box is used to cool hot rolled products in a rolling mill. The water box includes a base structure supporting a removable manifold, and a plurality of nozzles removably mounted on and in fluid communication with the manifold. The nozzles are lined... | 11/02/1993 |
| 5186018 | Cooling system for cooling a moving metal strip A cooling system for cooling a metal strip moving horizontally along a roller conveyor has a plurality of water boxes (4) arranged between the rollers (1,2,3) of the roller conveyor and each having upwardly directed outlet ducts (6) from which cooling wat... | 02/16/1993 |
| 5121902 | Apparatus for cooling hot rolled steel rod using a plurality of air and water cooled sections A conveyor defines a path along which hot rolled steel rod is transported in the form of overlapping mutually offset rings. Air nozzles are arranged beneath the conveyor path to direct air upwardly against the rings from underlying plenum chambers fed by ... | 06/16/1992 |
| 5093207 | Laminate material or laminate workpiece with a functional layer, especially a friction bearing layer, disposed on a backing layer A laminate material of a laminate workpiece with a backing layer and a functional layer, in particular a friction bearing layer with the structure of a solid but fusible dispersion with a matrix and at least one component which is dispersed in the matrix ... | 03/03/1992 |
| 5035403 | Apparatus for cooling a cylindrical member in linear motion A cooling apparatus for a cylindrical member in linear motion comprises a tubular conduit through which the cylindrical member passes axially, an envelope surrounding the tubular conduit and forming therewith an annular chamber therebetween closed at its ... | 07/30/1991 |
| 5009396 | Method and apparatus for the manufacture of formable steel strip In the manufacture of formable steel strip having a thickness between 0.5 and 1.5 mm, the following process steps are performed sequentially in a continuous process: (a) in a continuous casting machine forming liquid steel into a hot slab having a thickne... | 04/23/1991 |
| 4953832 | Apparatus for the controlled cooling of hot rolled steel samples A method and apparatus for cooling samples of hot rolled steel sections. A programmable controller directs a predetermined sequence of air and cooling water sprays against the sample while held in a closed container. The controlled cooling of the sample p... | 09/04/1990 |
