Patents
Patents for B21B 28 - Maintaining rolls or rolling equipment in effective condition (1,388)
02/2005
02/10/2005DE10331285A1 Schleifvorrichtung Grinder
01/2005
01/20/2005WO2005005134A1 Grinding device
01/13/2005WO2005003874A1 Diagnostic method for predicting maintenance requirements in rotating equipment
01/12/2005CN2670019Y Non-contact roller face electromagnetic cleaner
01/12/2005CN1562513A Method for coarsening and strengthening surface of mechanical rolling roller
01/12/2005CN1184026C Device for removing oxide layer on surface of hot steel rolling belt
01/07/2005CA2434735A1 Diagnostic method for predicting maintenance requirements in rotating equipment
01/05/2005CN1182941C On-site grinding polisher
12/2004
12/21/2004US6832424 Symmetrical mill
12/21/2004CA2128564C Cylinder cleaning device
12/09/2004US20040244455 Method for reconditioning rollers
12/08/2004CN1553831A Method for reconditioning rollers
12/07/2004US6827530 Symmetrical mill
12/01/2004CN2659575Y Automatic lub arrangement
11/2004
11/23/2004CA2120063C Method and apparatus for rolling rolled strips
10/2004
10/27/2004EP1318876B1 Method and installation for producing metal strips and sheets
10/13/2004EP1311369B1 Method and device for removing metallic impurities
10/07/2004US20040198201 Polishing jig for rolling mill backup roll bearing
10/07/2004US20040197157 Symmetrical mill
10/06/2004CN1533849A Inclined roller type rolling mill and method for rolling thereby
08/2004
08/03/2004US6769957 Creeping wave technique for mill roll inspection
07/2004
07/14/2004EP1436103A1 Method for reconditioning rollers
06/2004
06/24/2004DE20320403U1 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
06/02/2004CN2618689Y On-line grinder for working roller
04/2004
04/15/2004DE10239402A1 Roll grinding machine has grinding surface, grinder element as belt, and pressure element operating stringer between two deflector belts,
04/14/2004EP1407253A1 Method for inspecting the surface of a roll cylinder and device therefor
03/2004
03/24/2004CN2607209Y Scraper type automatic roll cleaner
03/23/2004US6708547 Rolling mill and rolling method
03/16/2004CA2286948C Method of and apparatus for cleaning strip line rolls
02/2004
02/12/2004US20040025320 Method and installation for producing metal strips and sheets
02/05/2004US20040022430 Method for inspecting the surface of a roll cylinder and device therefor
02/05/2004US20040021855 Apparatus for inspecting a surface
01/2004
01/28/2004CN1136063C Grinding body using for on-line rolled grinding
01/07/2004CN1466495A Method and installation for producing metal strips and sheets
12/2003
12/24/2003WO2003106106A1 Polishing jig for rolling mill backup roll bearing
12/24/2003CN2593921Y Online grinding head for hot roller
12/09/2003US6659110 Jet of atmospheric plasma is directed onto the surface of the substrate
12/03/2003CN2589104Y Stainless plate mill rolling oil retracting device
10/2003
10/08/2003CN1123404C Method and appts. for rolling strip
09/2003
09/30/2003US6628378 Methods and apparatus for aligning rolls
09/24/2003CN2574794Y Roller mill material guiding device capable of eliminating belt steel bright stamp, bead defects
09/24/2003CN1121913C Technological process of repairing roller neck
09/12/2003WO2003074215A1 Method for electroslag surfacing of composite rolls with molten metal and device for carrying out said method
09/09/2003US6616511 Rolling mill equipped with on-line roll grinding system and grinding wheel
09/09/2003CA2271584C Multi task grinding wheel machine
08/2003
08/27/2003CN1438088A Large rooler hard-surface build-up welding repairing method
08/06/2003CN1116938C Method for operation of rolling mill with online roller grinding device
07/2003
07/01/2003US6585558 Rolling mill equipped with on-line roll grinding system and grinding wheel
06/2003
06/18/2003EP1318876A1 Method and installation for producing metal strips and sheets
06/18/2003CN1111455C Recovering device for rolling oil of stainless steel plate cold rolling machine
06/05/2003WO2003045597A1 Method for manufacturing metal thin wire, rolling device for the method and method for manufacturing the rolling device
05/2003
05/21/2003EP1311369A1 Method and device for removing metallic impurities
05/14/2003CN1108202C Cold rolling technology and equipment for machining reinforcing bar with longitudinal ribs
05/01/2003WO2003035292A1 Method for reconditioning rollers
05/01/2003CA2457168A1 Method for refurbishing rolls
04/2003
04/23/2003EP1304174A1 Method for reconditioning rolls
03/2003
03/26/2003CN1103647C Method and arrangement for producing hot-rolled strip
03/19/2003WO2002024355A1 Method and installation for producing metal strips and sheets
03/06/2003DE20218881U1 Rotating unit for grinding material for ceramic applications has a stand with a housed unit and a rotating machine which has a socket
03/04/2003US6526830 Method and device for monitoring a bearing arrangement
02/2003
02/05/2003CN1394703A Method for repairing cold roll
01/2003
01/30/2003WO2003008951A1 Method for inspecting the surface of a roll cylinder and device therefor
01/29/2003EP0796675B1 Method of descaling steel sheet in coil by high draft rolling
01/22/2003CN1392026A Extruding roll sweeping mechanism for rolling butt welding steel tube
01/16/2003US20030013388 Creeping wave technique for mill roll inspection
01/16/2003US20030009872 Symmetrical mill
01/02/2003EP1270137A1 Squeeze roll cleaning mechanism
01/02/2003EP1269163A1 Apparatus for inspecting a surface
12/2002
12/26/2002US20020195477 Squeeze roll cleaning mechanism
12/18/2002CN2526097Y On-line grinding head for hot roll
11/2002
11/21/2002WO2002092282A1 Roller machining method and machining device
10/2002
10/23/2002CN2517520Y Axial swing mechanism for in-situ roller coping arrangement
09/2002
09/26/2002WO2002075271A1 Bearing element and measuring device
09/25/2002CN2512527Y Hot extension device along located datum axis for spray welding heavy smelting work roll
09/17/2002US6450861 Rolling mill equipped with on-line roll grinding system and grinding wheel
09/17/2002US6450000 Roller cooling and lubricating device for cold rolling mills such as thin strip and foil rolling mills
09/12/2002DE10110026A1 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.
08/2002
08/28/2002EP0896840B1 Rolling mill and rolling method and rolling equipment
08/13/2002US6431951 Online roll grinding method and online roll grinding apparatus
08/01/2002US20020100307 Rolling mill and rolling method
07/2002
07/24/2002CN2501600Y Flux distributor of submerged arc band welder for repairing roll surface
07/18/2002WO2002055999A1 Apparatus for inspecting a surface
06/2002
06/27/2002CA2696903A1 Roll defect management process
06/26/2002CN2496571Y Spray-welded, remolten working roll hot stretching apparatus
06/26/2002CN1355084A On-site grinding polisher
06/25/2002US6408666 Rolling mill and rolling method
06/19/2002CN1354052A Device for removing oxide layer on surface of hot steel rolling belt
05/2002
05/29/2002CN1350891A Online roller grinding apparatus and method, rolling apparatus and method thereof
05/02/2002US20020052165 On-line roll grinding apparatus, on-line roll grinding method rolling mill equipment and rolling method
05/02/2002EP1201357A2 On-line roll grinding method and apparatus as well as rolling mill using the same
04/2002
04/25/2002DE10047044A1 Verfahren und Anlagen zum Herstellen von Bändern und Blechen aus Stahl Processes and plants for the manufacture of strip and sheet steel
03/2002
03/27/2002CN1081509C Electric motor driven type on-line roll grinder, its control method and grinding method
02/2002
02/28/2002WO2002016081A1 Method and device for removing metallic impurities
02/20/2002CN1079303C Method for descaling steel sheets in coil through high draft rolling
02/05/2002US6344100 Method of resurfacing a roll
01/2002
01/24/2002US20020009950 Rolling mill equipped with on-line roll grinding system and grinding wheel
01/23/2002CN2472829Y Positive roll-bending device of hot continuous rolling line finishing mill
01/16/2002CN2471442Y Cold rolled calibrating roller coarsing apparatus
01/10/2002US20020002982 Method and apparatus for cleaning drums or belts
01/09/2002EP1170066A1 Process and apparatus for cleaning rollers and bands
1 2 3 4 5 6 7 8 9 10 11 12 13 14