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| Number | Title | Issue Date |
| 7854884 | Method and installation for producing a hot rolled strip from austenitic rust-resistant steels An installation for producing hot-rolled strip from austenitic stainless steels; including a continuous casting machine and a rolling mill with a temperature adjustment system and a cooling system for cooling the rolling stock. The temperature adjustment system incl... | 12/21/2010 |
| 7435374 | Surface treatment facility of metal plate and method for producing metal plate A surface treatment apparatus for a metal sheet has a blasting device for blasting solid particles having an average particle diameter of 300 μm or less onto the metal sheet which is continuously transferred, a blast chamber in which the blasting device is disposed... | 10/14/2008 |
| 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 |
| 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 |
| 7257976 | Spiral cooling of steel workpiece in a rolling process A hollow cooling box for a steel mill to be used to cool a hot steel work piece as it passes through the cooling box; the box having an interior plenum formed by the members forming the cooling box. The plenum is supplied with coolant under pressure, and the coolant... | 08/21/2007 |
| 7229656 | Food tumbler A counter-top appliance has a food container with internal fins extending inward from the outer wall at an angle offset from radial. The food container is coupled to a motor for rotation in either of two directions. One direction of rotation produces a scooping, ele... | 06/12/2007 |
| 7090153 | Flow conditioning system and method for fluid jetting tools According to one embodiment of the invention, a flow conditioning system for fluid jetting tools includes a housing having a plurality of jet nozzle openings and a fluid straightener disposed within the housing. The fluid straightener is defined by one or more vanes... | 08/15/2006 |
| 7052647 | 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 comprising a transfer means arranged behind a final finishing mill, the transfer means comprising a plurality of transfer rolls for transferring the steel strip; at least one upper surface cooling means arranged at a... | 05/30/2006 |
| 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 |
| 6989063 | Device for tempering rolled stock of great length A device and a process for tempering at least parts of the cross section of sequentially produced rails from the rolling heat and for the subsequent cooling thereof to room temperature. The device comprises a hardening device comprising at least two liquid cooling d... | 01/24/2006 |
| 6884966 | Method and apparatus for forming and heat treating structural assemblies There are provided an apparatus and an associated method for manufacturing superplastically formed structural assemblies from preforms. The apparatus includes first and second co-operable dies structured to define a die cavity therebetween for at least partially rec... | 04/26/2005 |
| 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 |
| 6689228 | Device for tempering rolled stock of great length A device and a process for tempering at least parts of the cross section of sequentially produced profiled rolling stock from the rolling heat and for the subsequent cooling thereof to room temperature. The device comprises a hardening device comprising a... | 02/10/2004 |
| 6656413 | Method and apparatus for quenching metal workpieces A method and apparatus for quenching an elongated metal workpiece, such as a pipe, bar, tube, or the like, involves, moving the elongated metal workpiece to be quenched longitudinally through at least one rotating spray unit having a plurality of outlets ... | 12/02/2003 |
| 6605250 | Arrangement in connecting with cooling equipment for cooling billets Apparatus for cooling billets (9), preferably formed of aluminum. The apparatus includes a housing (2) provided with openings (3) for axial passage of the billet through the housing, a cooling ring (4) arranged inside of the housing, and supply lines (6) ... | 08/12/2003 |
| 6582586 | Method of removing scales and preventing scale formation on metal materials and apparatus therefor Suppression and removal of scales are efficiently carried out in a steel material hot rolling process and the time of pickling treatment as a successive step is greatly shortened. In a water cooling step of metallic material 11 at a temperature of 100° t... | 06/24/2003 |
| 6433451 | Method and electric motor with rotational stator An electric composite rotating machine haveing two rotors, capable of developing mechanical power and of runing on two rotational direction at selfadjutable speeds, of differential type, with 40% increase of output, doubling the torque at 30% reduction of... | 08/13/2002 |
| 6432230 | Process and device for hardening a rail Process and device for hardening a rail. The process for hardening a rail or part thereof by transforming it from an austenitic structure into a different microstructure that is stable at room temperature comprises aligning, horizontally positioning, and ... | 08/13/2002 |
| 6368428 | Method of adjusting two shielding elements and an associated assembly A method of adjusting two shielding elements and including transporting a metal strip on a roller table, shielding a cooling medium from the edge regions of the metal strip with adjusting shielding elements, and adjusting the shielding elements asymmetric... | 04/09/2002 |
| 6364974 | Quenching apparatus and method for hardening steel parts A quenching apparatus and a method for hardening steel parts is disclosed. The method optimizes cooling conditions preventing the occurrence of film boiling and the "self-regulated thermal process" while optimizing the depth of the hardened layer and prov... | 04/02/2002 |
| 6216485 | Device for cooling extruded profiles The invention relates to a device for cooling extruded profiles (2) comprising slotted air nozzles (6U, 6O) arranged above and below the extruded profile moving on an exit runway (1) and oriented transversely to the direction of movement of the profile, a... | 04/17/2001 |
| 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 |
| 5925311 | System for incorporating a binder in a mixture of powdered materials and apparatus therefor A mixture of powdered materials is subjected in an enclosure to a dispersing movement such that the components of the mixture are caused to fall freely in a dispersed form. During the fall, the dispersed components are sprayed with a binder dissolved in a... | 07/20/1999 |
| 5855702 | Method and apparatus for quenching workpieces A method and an apparatus are disclosed for quenching workpieces. The workpieces are exposed to a flow of a quenchant fluid. The flow is reversed in its direction. The workpieces are moved through the flow along an axis being essentially transversely to t... | 01/05/1999 |
| 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 |
| 5686043 | Process and apparatus for producing coated metal An apparatus for and a method of forming a metal coated with a polymer is achieved through the provision of a reservoir containing a cooling liquid having a relative undisturbed upper surface. A metal coated with a polymer is introduced into the cooling l... | 11/11/1997 |
| 5592823 | Variable soft cooling header A method and means for soft cooling a moving heated metal strip comprises forming a descending waterwall extending across the metal strip in a direction perpendicularly to the line of travel of the strip. Air jets, variable in angle to the vertical direct... | 01/14/1997 |
| 5533716 | Method and device for quenching, particularly for steel tubes or similar In a method for quenching, particularly for steel tubes or similar, the tube (T) is quenched by a vortical flow of cooling liquid at least along the outer shell surface, with at least a circulatory motion inside the tube. The vortical flow of cooling liqu... | 07/09/1996 |
| 5529290 | Apparatus for quenching coil springs to assure cooling A method and apparatus for controlled quenching of hot formed coils is desccribed, and has a timed dip on a wand connected to a pump. The wand delivers quench liquid into the coil to prevent bubbles from forming in the coil, damaging the coil from irregul... | 06/25/1996 |
| 5518222 | Nozzle arrangement for use in a cooling zone of rolling mill An improved nozzle arrangement for use in a cooling zone of a rolling mill is formed completely of plastic, preferably ABS plastic, and includes an elongated, substantially cylindrical hollow body portion that defines an longitudinally extending conduit h... | 05/21/1996 |
| 5447293 | Method and apparatus for quenching heat treated objects A quench chute for use in heat treating objects extends from one end of a furnace into a tank filled with quenching fluid. The chute has a passage therein through which heat treated objects fall from the furnace into the tank. Laminar sheets of quenching ... | 09/05/1995 |
| 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 |
| 5382306 | 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 ... | 01/17/1995 |
| 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 |
| 5106059 | Siphon driven quench tank assembly A quench tank includes a reservoir located within a sump tank. Heated steel parts are dropped through a vertical tube in which a quenching liquid is flowing upwardly from the sump tank and into the reservoir under hydrostatic-induced pressure. Turbulent f... | 04/21/1992 |
| 5054746 | Apparatus for hardening rails An apparatus for hardening rails having a rail foot, a rail head, which is to be hardened, and a web between the rail foot and the rail head comprises a dip basin for receiving the rail head, a manipulator for receiving from a feeder individual consecutiv... | 10/08/1991 |
| 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 |
