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| Number | Title | Issue Date |
| 7367868 | Centerless grinder A centerless grinder for grinding an elongated workpiece includes a grinding wheel having a working surface with a plurality of raised areas extending circumferentially around at least a portion of the working surface. A platform is provided having an elongated top ... | 05/06/2008 |
| 6941632 | Conformal transverse hat profile roller There is provided a variable pressure roller system for installing a preform having contact surfaces onto a configuration of a mold surface by applying pressure thereon. The roller system of the present invention comprises a roller carriage. A grasping handle may be... | 09/13/2005 |
| 6389666 | Method of and apparatus for descaling of surfaces having oscillation marks of cast billets produced by a continuous casting machine A method of descaling surfaces having oscillation marks of cast billets produced by a continuous casting process an reduced in a hot strip train including an equalizing furnace and a plurality of rolling mill stands, with the cast billets being delivered ... | 05/21/2002 |
| 6088895 | Method for descaling hot rolled strip This invention relates to a process for producing a cold rolled, recrystallation annealed, stainless steel strip having lustrous surfaces without being hot band annealed and/or pickled prior to cold reduction. The process includes the sequential steps of ... | 07/18/2000 |
| 5879465 | Method and apparatus for descaling hot rolled stainless steel strip A method and apparatus for removing oxide scale from the surface of hot-rolled stainless steel strip comprises uncoiling the steel strip coil, removing the coil bias and cracking the surface scale in a first scalebreaking apparatus, flattening the strip b... | 03/09/1999 |
| 5863347 | Pickling method of metal plate A pickling method which can effectively conduct pickling, and can shorten pickling time. The strip is plastic elongated by 0.1 to 10% before it is introduced into the pickling tank to form cracks. The strip is bent so that a surface strain of the strip is... | 01/26/1999 |
| 5606787 | Continuous method for producing final gauge stainless steel product A continuous process line for converting hot rolled stainless steel strip to final gauge product is provided. The stainless steel strip has a scale formed on the surface thereof. The steel strip is introduced to a rolling mill to reduce the thickness of t... | 03/04/1997 |
| 5329688 | Process and plant for obtaining steel strip coils having cold-rolled characteristics and directly obtained in a hot-rolling line A process for obtaining steel strip coils with characteristics of a cold-rolled product, directly in a hot-rolling line, comprises subsequently to steps of casting and thickness reduction at a temperature of more than 1100° C. upon solidification, induct... | 07/19/1994 |
| 4964201 | Descaling abrading apparatus with abrading rolls A descaling abrading apparatus with abrading rolls comprises an apparatus frame, a bearing member, and a plurality of parallel abrading rolls supported horizontally by the bearing member. Each abrading roll includes a rotating shaft, disk-shaped abrading ... | 10/23/1990 |
| 4872245 | Method and apparatus for manufacturing cold-rolled steel strip A cold-rolled strip manufacturing apparatus, in which a continuous cold reduction mill and a continuous annealing furnace are directly linked together, has a tension-leveller-type scale breaker for elongating hot-rolled breakdown by 2 to 7 percent, a scal... | 10/10/1989 |
| 4862570 | Apparatus for removal of scale from hot-rolled steel strip An apparatus is provided for removing scale from a hot rolled steel strip by rolls acting by grinding and/or milling so that these rolls are uniformly effective in all regions of the steel strip and an appropriate uniform removal of the scale layer occurs... | 09/05/1989 |
| 4843673 | Strip wiping system A device for wiping liquids from the surface of moving metal strip under tension, such as strip produced by cold rolling mills. The device consists of a plurality of rollers, between which the strip passes, where each roller is supported by a plurality of... | 07/04/1989 |
| 4831854 | Steel strip descaler The rolling mill for mechanical descaling of hot rolled steel is constructed according to the slidable roll process with reducing rolls so that a unform operation with different and/or changing shape steel strips can obtained. This is attained when the ro... | 05/23/1989 |
| 4793168 | Method of and apparatus for effecting a thickness-reduction rolling of a hot thin plate material An apparatus for effecting a thickness-reduction rolling of a hot thin plate ingot provided with a continuous casting machine and a rolling mill has a widthwise rolling mill disposed between the continuous casting machine and the rolling mill for performi... | 12/27/1988 |
| 4581073 | Method for descaling metal strip A method is provided for descaling metal strip, such as titanium in a molten salt bath. The improvement eliminates the production of defects in the strip as a result of electrical arcing between the strip and the submersion rolls used to maintain the stri... | 04/08/1986 |
| 4551878 | Strip wiping system An improved device for wiping liquids from the surface by moving metal strip under tension, such as strip produced by cold rolling mills, is disclosed. The device consists of three rollers, between which the strip passes, where each roller is supported by... | 11/12/1985 |
| 4538438 | Water conserving elongate tubular metal member straightening apparatus A portable tubular metal member straightening apparatus that complies with ecological standards by retaining all foreign solid material displaced from an elongate member as the latter is straightened, recirculates the cooling and wash water rather than sp... | 09/03/1985 |
| 4175412 | Process and installation for mechanical descaling steel wire Descaling of metal wire by bending is followed by projection of the scale from the wire. The scale, projected by nozzles in a descaling device, is a mixture of new scale coming directly from the wire undergoing the bendings and scale recycled several time... | 11/27/1979 |
