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| Number | Title | Issue Date |
| 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 |
| 6936792 | Furnace cart and load transfer system for high temperature vacuum furnaces and process therefor Furnace cart assembly for loading high temperature vacuum furnaces for treating target material, for example, metal parts, under extreme temperature and vacuum environments. The furnace cart includes electrical heating elements as an integral part of the cart, which... | 08/30/2005 |
| 6634073 | Continuous production facilities for wire The present invention relates a train of in-line continuous manufacturing equipment for producing steel wire, considered difficult with a block mill up to now, capable of efficiently carrying out controlled-rolling and slow-cooling by an effective in-line... | 10/21/2003 |
| 6473991 | Apparatus to transport and cool rolled products such as rods, wires, round pieces or similar Apparatus to transport and cool rolled products such as bars, round pieces, rods or similar, arrangable downstream of a coil-forming head, comprising a plurality of transport rollers, at least partly motorized and parallel to each other to define a substa... | 11/05/2002 |
| 6112427 | Cooling shaft for a roller conveyor A cooling shaft for the rollers of a roller conveyor includes a flow duct for the cooling medium and an outlet opening. The cooling shaft includes the flow duct for the cooling medium and at least one length portion extending upwardly from the flow duct, ... | 09/05/2000 |
| 5871596 | Apparatus and method for cooling hot rolled steel rod A laying head forms hot rolled steel rod into a continuous series of rings. The rings are received on a conveyor for transport in an overlapping pattern through at least one cooling zone. The ring density of the overlapping pattern is greater along edge r... | 02/16/1999 |
| 5665303 | Arrangement for heat treatment of steel wire In an arrangement for heat treatment of steel wire, the wire, after emerging from a continuous wire rolling mill, is placed by a laying head onto a horizontal conveyor and is transported on the horizontal conveyor in the form of a row of successive and ov... | 09/09/1997 |
| 5318276 | Apparatus for conveying rolled stock wound into coils in the reeling installation area An apparatus for delivery of rolled stock wound into coils, especially of wire from a reel-up device and for transfer of the rolled stock coils onto conveyance arrangements located downstream, wherein the reel-up and conveyance arrangements are installati... | 06/07/1994 |
| 5299783 | Rod cooling apparatus Rod cooling system for use in a rod rolling mill having a laying reel and a conveyor onto an entry portion of which the rod is deposited in overlapping offset rings, entry portion receiving substantial amounts of cooling air for rapid cooling of the rod, ... | 04/05/1994 |
| 5196156 | Rod cooling system Cooling system for use in a rod rolling mill having a laying reel and an elongated conveyor onto which the rod is deposited in a pattern of overlapping offset rings, the conveyor having a section consisting of spaced, parallel transverse shafts bearing ra... | 03/23/1993 |
| 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 |
| 5079937 | Controllable conveyor arrangement for cooling rolled wire An arrangement for cooling in a controlled manner a rolled wire from rolling temperatures. The arrangement includes a cooling unit arranged following a finishing stand, a coiling unit for the wire and a cooling and conveying system for the spread-out wire... | 01/14/1992 |
| 4984770 | Apparatus for partial tempering of rolled wire products made of steel The partial tempering of rolled wire (WD) takes place in a quenching chamber (2), which is disposed following the winding layer (1). Thus work can proceed at the typical rolling speeds of up to 120 m/s, and the annular disposition of the wire in the quenc... | 01/15/1991 |
| 4982935 | Multipurpose rod cooling line Multipurpose cooling line to process equally well either steel with a low content of carbon, or equivalent, or steel with a high content of carbon, or equivalent, the line including a roller conveyor (12) downstream of a coil-winder machine (11) to wind w... | 01/08/1991 |
| 4914935 | Method and apparatus for laying coiled rod stock A method and an apparatus for use in dropping metal rod stock which is continuously formed in succeeding loops into a coil, where the loops are in spaced apart overlapping relationship moving on a conveyor where the apparatus comprises pinching means disp... | 04/10/1990 |
| 4871146 | Apparatus for heat treatment of steel rods A multifunction apparatus for the direct heat treatment of a medium- to high-carbon steel rod in a lower quench line and the treatment of low carbon steel in an upper quench line. A hot-rolled rod is transported on a conveyor in the form of a sequence of ... | 10/03/1989 |
| 4732367 | Installation for the continuous heat treatment of wire rod An apparatus for continuous heat treatment of wire rod comprises a tank containing a water bath maintained at a temperature of at least 75° C., at least one inlet conveyor having an emergent part and a immersed part which is immersed in the water bath, a... | 03/22/1988 |
| 4644773 | Convertible head to form coils Convertible head (10) to form coils for the forming of coils of rolled wire rod, which comprises a body (11) supported on a tiltable base (18), motor means (12) and rotor means (15-16) and in which the rotor means (15-16) include interchangeable rotors (1... | 02/24/1987 |
| 4641512 | Plant to form and cool coils Plant (10) to form and cool coils, which comprises a conveyor (12) for horizontal coils (19), conveyor means (24) for vertical coils (27), movable (114-214) cooling hoods (14), at least one coil-forming head (11) able to form horizontal (19) and vertical ... | 02/10/1987 |
| 4580353 | Apparatus and method for air cooling hot rolled steel rod A conveyor has successive mutually spaced driven rollers in which hot rolled steel rod is transported in the form of overlapping offset rings. The rings are rapidly air cooled by first nozzles which direct first jets of cooling air upwardly to impinge aga... | 04/08/1986 |
| 4546957 | Apparatus for combined hot rolling and treating steel rod Apparatus is provided whereby maximum options for the treatment of steel rod in direct sequence with rolling are available within a single piece of equipment, all on a single treatment line, and all at convenient, labor free, push-button control. Maximum ... | 10/15/1985 |
| 4526627 | Method and apparatus for direct heat treatment of medium- to high-carbon steel rods A method and apparatus for the direct heat treatment of medium- to high-carbon steel rods which provides an increased tensile strength and drawability by subjecting hot-rolled steel rods to controlled cooling with a coolant. Expanded spiral coils of hot-r... | 07/02/1985 |
| 4491488 | Steel rod rolling process A process for rolling steel rod is provided whereby rolling rod at delivery speeds in excess of 15,000 fpm and cooling same after laying it in spread-out ring form on a conveyor is made feasible with less risk of cobbles and improved rod quality especiall... | 01/01/1985 |
| 4448401 | Apparatus for combined hot rolling and treating steel rod Apparatus is provided whereby maximum options for the treatment of steel rod in direct sequence with rolling are available within a single piece of equipment, all on a single treatment line, and all at convenient, labor free, push-button control. Maximum ... | 05/15/1984 |
| 4431168 | Apparatus for improved heat treatment of elongated aluminum alloy materials A method and apparatus for heat treating and especially annealing of elongate metallic materials such as wire wherein the wire (24) given a longer length exposure to complete the heat treatment of the wire at higher line speeds. This is accomplished eithe... | 02/14/1984 |
| 4423856 | Controlled cooling apparatus for hot rolled wire rods A controlled cooling apparatus for a wire rod coiled into loops immediately after hot rolling. The coiled wire rod is transported with the loops laid substantially flat with a space of a given pitch from one another on a cooling bed. Nozzles are provided ... | 01/03/1984 |
| 4401294 | Apparatus for coiling and cooling wire rod Apparatus for coiling and cooling wire rod comprises a turn-laying head, a coil receiver below the head, movable downwards to maintain a constant distance between the head and the top of the coil, and a cooling tank which is vertically movable. In an uppe... | 08/30/1983 |
| 4397449 | Apparatus for cooling hot-rolled wire rods An apparatus for cooling a rod delivered successively from a hot rolling mill while transferring it. The apparatus has a laying reel for forming the rod into successive rings, and a conveyor having a coil receiving portion for receiving the rings and form... | 08/09/1983 |
| 4395022 | Method of and apparatus for controlled cooling of metallurgical products A metallurgical product, e.g. wire rod emerging from a hot rolling mill, is subjected to controlled cooling by immersing it in a bath, e.g. an aqueous bath, kept at a given temperature. During immersion, the bath is stirred, e.g. mechanically or by means ... | 07/26/1983 |
| 4375884 | Apparatus for the controlled cooling of wire rod from its rolling temperature Apparatus for cooling rolled wire rod consists of a first part which guides the wire rectilinearly and cools it with water, a turn-laying unit which forms the wire into turns and lays the turns in staggerred disposition on a continuously running conveyor,... | 03/08/1983 |
| 4362040 | Method and apparatus for the controlled cooling of hot rolled steel rods A method and apparatus for the controlled cooling of a hot rolled steel rod. A hot rolled steel rod issued from a final stand of mill train is rapidly cooled, and then formed into a coil. The coiled rod is transported in a generally horizontal direction w... | 12/07/1982 |
| 4330111 | Multi-purpose in-line direct heat treating equipment for hot rolled steel wire rod Multi-purpose in-line direct heat treating equipment for hot-rolled steel wire rod has, in combination, a front stage transport conveyor portion and a holding furnace both positioned on a front traveling skid carriage, a quenching tank and a holding tank ... | 05/18/1982 |
| 4320646 | Wire or wire rod coolers A cooling conveyor arrangement for rolled wire or wire rod which has left a water cooler has a loop-forming device which deposits the wire in overlapping loops on an air-cooling conveyor. To obtain a shorter cooling path, which is desirable for high-grade... | 03/23/1982 |
| 4310031 | Apparatus for fanning out wire coils Apparatus is provided for laying out and evenly distributing the coils of severed hot strands of wire emerging from a rolling mill. In order to maintain the line in continuous operation and in order to distribute the severed cooled strands to the subseque... | 01/12/1982 |
| 4242153 | Methods for hot rolling and treating rod Apparatus and methods for hot rolling and treating rod first by depositing the rod in spread-out ring form on a moving conveyor, then gathering it into a relatively loose somewhat offset bundle and thereafter subjecting it to batch treatments among which ... | 12/30/1980 |
| 4236551 | Method of and apparatus for cooling rolled wire A steel wire directly from the rolling mill is formed into a horizontally advancing helix having a succession of upstanding turns. This helix is fed into a horizontally opening end of an elbow and a roller at the short side of the elbow deflects the helix... | 12/02/1980 |
| 4168993 | Process and apparatus for sequentially forming and treating steel rod A process and apparatus for rolling and cooling medium to high carbon steel rod is provided wherein the rod is rolled at high speed and laid in rings directly onto a conveyor at high temperature. Thereafter high velocity hot water is sprayed onto the ring... | 09/25/1979 |
| 4150816 | Apparatus for collecting and cooling hot wire rod The present invention discloses an apparatus for collecting hot wire rod at the output of a rolling mill and cooling the same in such a manner that the same is prevented from being oxidized. The wire rod is conveyed to a coiler in a guide preventing the w... | 04/24/1979 |
| 4090697 | Apparatus and method for treating wire Cooling by a gas coolant of carbon steel wire coils which have been heated to above the austenizing temperature of the wire is controlled to rapidly quench cool the wire coils to within a selected critical range of temperatures which results in a desired ... | 05/23/1978 |
| 4084797 | Device intended for controlled cooling or wire, especially steel wire The present invention relates to a device for controlled cooling of wire, especially steel wire. According to the invention the device comprises, in combination, a movable conveyor to which wire is continuously supplied in open ring windings for movement ... | 04/18/1978 |
