| Patents for B21B 28 - Maintaining rolls or rolling equipment in effective condition (1,388) |
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| 02/10/2005 | DE10331285A1 Schleifvorrichtung Grinder |
| 01/20/2005 | WO2005005134A1 Grinding device |
| 01/13/2005 | WO2005003874A1 Diagnostic method for predicting maintenance requirements in rotating equipment |
| 01/12/2005 | CN2670019Y Non-contact roller face electromagnetic cleaner |
| 01/12/2005 | CN1562513A Method for coarsening and strengthening surface of mechanical rolling roller |
| 01/12/2005 | CN1184026C Device for removing oxide layer on surface of hot steel rolling belt |
| 01/07/2005 | CA2434735A1 Diagnostic method for predicting maintenance requirements in rotating equipment |
| 01/05/2005 | CN1182941C On-site grinding polisher |
| 12/21/2004 | US6832424 Symmetrical mill |
| 12/21/2004 | CA2128564C Cylinder cleaning device |
| 12/09/2004 | US20040244455 Method for reconditioning rollers |
| 12/08/2004 | CN1553831A Method for reconditioning rollers |
| 12/07/2004 | US6827530 Symmetrical mill |
| 12/01/2004 | CN2659575Y Automatic lub arrangement |
| 11/23/2004 | CA2120063C Method and apparatus for rolling rolled strips |
| 10/27/2004 | EP1318876B1 Method and installation for producing metal strips and sheets |
| 10/13/2004 | EP1311369B1 Method and device for removing metallic impurities |
| 10/07/2004 | US20040198201 Polishing jig for rolling mill backup roll bearing |
| 10/07/2004 | US20040197157 Symmetrical mill |
| 10/06/2004 | CN1533849A Inclined roller type rolling mill and method for rolling thereby |
| 08/03/2004 | US6769957 Creeping wave technique for mill roll inspection |
| 07/14/2004 | EP1436103A1 Method for reconditioning rollers |
| 06/24/2004 | DE20320403U1 Planarity control system for rolling mill comprises planarity measuring unit arranged on outlet of roll stand, and planarity regulator connected to measuring unit for recording measuring results |
| 06/02/2004 | CN2618689Y On-line grinder for working roller |
| 04/15/2004 | DE10239402A1 Roll grinding machine has grinding surface, grinder element as belt, and pressure element operating stringer between two deflector belts, |
| 04/14/2004 | EP1407253A1 Method for inspecting the surface of a roll cylinder and device therefor |
| 03/24/2004 | CN2607209Y Scraper type automatic roll cleaner |
| 03/23/2004 | US6708547 Rolling mill and rolling method |
| 03/16/2004 | CA2286948C Method of and apparatus for cleaning strip line rolls |
| 02/12/2004 | US20040025320 Method and installation for producing metal strips and sheets |
| 02/05/2004 | US20040022430 Method for inspecting the surface of a roll cylinder and device therefor |
| 02/05/2004 | US20040021855 Apparatus for inspecting a surface |
| 01/28/2004 | CN1136063C Grinding body using for on-line rolled grinding |
| 01/07/2004 | CN1466495A Method and installation for producing metal strips and sheets |
| 12/24/2003 | WO2003106106A1 Polishing jig for rolling mill backup roll bearing |
| 12/24/2003 | CN2593921Y Online grinding head for hot roller |
| 12/09/2003 | US6659110 Jet of atmospheric plasma is directed onto the surface of the substrate |
| 12/03/2003 | CN2589104Y Stainless plate mill rolling oil retracting device |
| 10/08/2003 | CN1123404C Method and appts. for rolling strip |
| 09/30/2003 | US6628378 Methods and apparatus for aligning rolls |
| 09/24/2003 | CN2574794Y Roller mill material guiding device capable of eliminating belt steel bright stamp, bead defects |
| 09/24/2003 | CN1121913C Technological process of repairing roller neck |
| 09/12/2003 | WO2003074215A1 Method for electroslag surfacing of composite rolls with molten metal and device for carrying out said method |
| 09/09/2003 | US6616511 Rolling mill equipped with on-line roll grinding system and grinding wheel |
| 09/09/2003 | CA2271584C Multi task grinding wheel machine |
| 08/27/2003 | CN1438088A Large rooler hard-surface build-up welding repairing method |
| 08/06/2003 | CN1116938C Method for operation of rolling mill with online roller grinding device |
| 07/01/2003 | US6585558 Rolling mill equipped with on-line roll grinding system and grinding wheel |
| 06/18/2003 | EP1318876A1 Method and installation for producing metal strips and sheets |
| 06/18/2003 | CN1111455C Recovering device for rolling oil of stainless steel plate cold rolling machine |
| 06/05/2003 | WO2003045597A1 Method for manufacturing metal thin wire, rolling device for the method and method for manufacturing the rolling device |
| 05/21/2003 | EP1311369A1 Method and device for removing metallic impurities |
| 05/14/2003 | CN1108202C Cold rolling technology and equipment for machining reinforcing bar with longitudinal ribs |
| 05/01/2003 | WO2003035292A1 Method for reconditioning rollers |
| 05/01/2003 | CA2457168A1 Method for refurbishing rolls |
| 04/23/2003 | EP1304174A1 Method for reconditioning rolls |
| 03/26/2003 | CN1103647C Method and arrangement for producing hot-rolled strip |
| 03/19/2003 | WO2002024355A1 Method and installation for producing metal strips and sheets |
| 03/06/2003 | DE20218881U1 Rotating unit for grinding material for ceramic applications has a stand with a housed unit and a rotating machine which has a socket |
| 03/04/2003 | US6526830 Method and device for monitoring a bearing arrangement |
| 02/05/2003 | CN1394703A Method for repairing cold roll |
| 01/30/2003 | WO2003008951A1 Method for inspecting the surface of a roll cylinder and device therefor |
| 01/29/2003 | EP0796675B1 Method of descaling steel sheet in coil by high draft rolling |
| 01/22/2003 | CN1392026A Extruding roll sweeping mechanism for rolling butt welding steel tube |
| 01/16/2003 | US20030013388 Creeping wave technique for mill roll inspection |
| 01/16/2003 | US20030009872 Symmetrical mill |
| 01/02/2003 | EP1270137A1 Squeeze roll cleaning mechanism |
| 01/02/2003 | EP1269163A1 Apparatus for inspecting a surface |
| 12/26/2002 | US20020195477 Squeeze roll cleaning mechanism |
| 12/18/2002 | CN2526097Y On-line grinding head for hot roll |
| 11/21/2002 | WO2002092282A1 Roller machining method and machining device |
| 10/23/2002 | CN2517520Y Axial swing mechanism for in-situ roller coping arrangement |
| 09/26/2002 | WO2002075271A1 Bearing element and measuring device |
| 09/25/2002 | CN2512527Y Hot extension device along located datum axis for spray welding heavy smelting work roll |
| 09/17/2002 | US6450861 Rolling mill equipped with on-line roll grinding system and grinding wheel |
| 09/17/2002 | US6450000 Roller cooling and lubricating device for cold rolling mills such as thin strip and foil rolling mills |
| 09/12/2002 | DE10110026A1 Roll cleaning system for strip lines comprises straight or spiraled grooved roller in housing in roll contact area with grooves fed with regulatable cleaning fluid. |
| 08/28/2002 | EP0896840B1 Rolling mill and rolling method and rolling equipment |
| 08/13/2002 | US6431951 Online roll grinding method and online roll grinding apparatus |
| 08/01/2002 | US20020100307 Rolling mill and rolling method |
| 07/24/2002 | CN2501600Y Flux distributor of submerged arc band welder for repairing roll surface |
| 07/18/2002 | WO2002055999A1 Apparatus for inspecting a surface |
| 06/27/2002 | CA2696903A1 Roll defect management process |
| 06/26/2002 | CN2496571Y Spray-welded, remolten working roll hot stretching apparatus |
| 06/26/2002 | CN1355084A On-site grinding polisher |
| 06/25/2002 | US6408666 Rolling mill and rolling method |
| 06/19/2002 | CN1354052A Device for removing oxide layer on surface of hot steel rolling belt |
| 05/29/2002 | CN1350891A Online roller grinding apparatus and method, rolling apparatus and method thereof |
| 05/02/2002 | US20020052165 On-line roll grinding apparatus, on-line roll grinding method rolling mill equipment and rolling method |
| 05/02/2002 | EP1201357A2 On-line roll grinding method and apparatus as well as rolling mill using the same |
| 04/25/2002 | DE10047044A1 Verfahren und Anlagen zum Herstellen von Bändern und Blechen aus Stahl Processes and plants for the manufacture of strip and sheet steel |
| 03/27/2002 | CN1081509C Electric motor driven type on-line roll grinder, its control method and grinding method |
| 02/28/2002 | WO2002016081A1 Method and device for removing metallic impurities |
| 02/20/2002 | CN1079303C Method for descaling steel sheets in coil through high draft rolling |
| 02/05/2002 | US6344100 Method of resurfacing a roll |
| 01/24/2002 | US20020009950 Rolling mill equipped with on-line roll grinding system and grinding wheel |
| 01/23/2002 | CN2472829Y Positive roll-bending device of hot continuous rolling line finishing mill |
| 01/16/2002 | CN2471442Y Cold rolled calibrating roller coarsing apparatus |
| 01/10/2002 | US20020002982 Method and apparatus for cleaning drums or belts |
| 01/09/2002 | EP1170066A1 Process and apparatus for cleaning rollers and bands |