| Patents for B21B 31 - Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames (6,388) |
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| 05/20/2009 | EP2060361A1 A polishing jig for bearing for use in back-up roll of rolling mill |
| 05/20/2009 | DE202007018826U1 Walzgerüst zum Walzen von metallischen Bändern sowie Walze oder Rolle für ein solches Walzgerüst Roll stand for rolling metallic strips and roller or roll of such a roll stand |
| 05/20/2009 | CN201241955Y Large and middle-sized metallurgy rolling mill bearing seal device |
| 05/20/2009 | CN201239742Y Negative bending apparatus for work roll of rolling mill |
| 05/20/2009 | CN201239741Y Elevation type work roll changing machine |
| 05/20/2009 | CN201239740Y Centering and locking device for roll changing cart |
| 05/20/2009 | CN201239739Y Protector for roller set case stand |
| 05/20/2009 | CN201239738Y Floating working roll bending cylinder block |
| 05/20/2009 | CN201239735Y Multi-roller heavy caliber thin wall seamless pipe rolling mill |
| 05/20/2009 | CN101433918A Control method for full-automatically changing work roll of hot rolling finisher |
| 05/20/2009 | CN101433915A Vertical roller mill frame hanging device |
| 05/20/2009 | CN101433912A High-rigidity roll system structure of twenty-high roll mill |
| 05/20/2009 | CN101433908A Equipment used in tandem rolling production line for rolling metallic rod wire |
| 05/13/2009 | EP1715966B1 Platform for industrial installations, particularly for high-pressure descalers, emergency shears and pendulum shears in rolling trains or the like |
| 05/13/2009 | CN201235369Y Vertical roller mill with side shifting roll-changer |
| 05/13/2009 | CN101428325A Multi-degree of freedom precision adjustment technique for non-allowance roll milling leaf blade |
| 05/13/2009 | CN101428299A Short stress path molding mill |
| 05/13/2009 | CN101428295A Micro-scale static four-high mill |
| 05/12/2009 | US7530155 Close edge distance pulling head |
| 05/12/2009 | CA2352086C Roll-forming machine with adjustable compression |
| 05/07/2009 | US20090113971 Ring mill apparatus and method |
| 05/06/2009 | CN201231281Y Compensation mechanism for straightener roll-changing clamping device |
| 05/06/2009 | CN201231251Y Combined type bowed roller hydraulic cylinder |
| 05/06/2009 | CN201231250Y Quick roll changer of hot-strip five roll machine |
| 05/06/2009 | CN201231249Y Replacement tool of oil scraping roller |
| 05/06/2009 | CN201231248Y T shaped connection key for connecting rolling-mill gripping deflector frame with base |
| 05/06/2009 | CN201231245Y Battery pole-piece rolling mill |
| 05/06/2009 | CN101422785A Method for adjusting middle-roller drunkenness in double cold reduction shadow-mask strip-steel machine |
| 05/06/2009 | CN100484654C Control method for zero adjusting rollers in universal type rolling mill |
| 05/06/2009 | CN100484652C Changeover system and changeover method for a metal forming mill |
| 05/06/2009 | CN100484651C Finishing monoblock for a billet lamination plant for producing high-quality wire rods |
| 04/30/2009 | US20090107200 Method for making handtool head and a rolling mill thereof |
| 04/29/2009 | CN201227648Y Roll changing carriage journey detection apparatus of rolling mills |
| 04/29/2009 | CN201227647Y Universal-joint spindle balancing device for two-roller medium plate mill |
| 04/29/2009 | CN201227641Y Cold rolling ribbed bar continuous production apparatus |
| 04/29/2009 | CN201227640Y Manual edge rolling machine |
| 04/29/2009 | CN101417311A Rolling-mill preloading interference acute blade rolling method and special device thereof |
| 04/29/2009 | CN100482374C Arrangement for changing the position of roll-changing guided groove of the flattening roller |
| 04/29/2009 | CN100482364C Finish rolling section of rolling machine |
| 04/28/2009 | US7523632 Modular rolling mill |
| 04/23/2009 | US20090102136 Bearing seal with flexible lip |
| 04/22/2009 | CN201223879Y Split joint type rolling mill stand and rolling mill thereof |
| 04/22/2009 | CN201223876Y Six-roller cold rolling mill |
| 04/22/2009 | CN100479941C Rolling mill comprising means for exchanging the rolls |
| 04/16/2009 | DE102007048686A1 Positionsgeber zur Anstellhubwegmessung eines Kolben-Zylinder-Systems Position encoder for Anstellhubwegmessung a piston-cylinder system |
| 04/15/2009 | EP2047920A1 Method of replacing supporting bearing for rolling roll |
| 04/15/2009 | EP1954416B1 Method and device for handling/transporting working rolls and/or support rolls |
| 04/15/2009 | EP1951452B1 Method and device for changing rolls |
| 04/15/2009 | CN201220237Y Aperture regulating mechanism of three-high mill |
| 04/15/2009 | CN201220236Y Large-sized roller loader |
| 04/15/2009 | CN100478091C Forging frames and adjusting roll vertical to forging frames |
| 04/14/2009 | CA2344289C Method and device for monitoring a bearing structure |
| 04/08/2009 | EP2043794A1 Hooking device for moving systems of rolling cylinders |
| 04/08/2009 | CN201218287Y Roller bearing of hot mill |
| 04/08/2009 | CN201217014Y Aligning vertical roll for hot-rolled edger mill |
| 04/08/2009 | CN201217013Y Roll changing machine |
| 04/08/2009 | CN201217012Y Roll changing machine |
| 04/08/2009 | CN101402102A Hydraulic direct drive backing cloth bearing roller convexity fine tuning structure of cold rolling mill |
| 04/02/2009 | CA2678647A1 Backing assembly for use in z-mill type rolling mills |
| 04/01/2009 | EP1951453B1 Device for changing/transporting rolls |
| 04/01/2009 | CN201214103Y Double transmission shaft four roll cross adjustable universal rolling mill and universal continuous rolling mills constituted thereby |
| 03/26/2009 | DE202008015853U1 Vorrichtung zum Wechseln einer auf einer Walze angeordneten Hülse für ein Auftragswerk Apparatus for changing arranged on a roller sleeve for a commission |
| 03/25/2009 | EP1755800A4 Compact cantilever rolling mill and a method of producing a metallic product |
| 03/25/2009 | CN201211530Y Position controller of guide roller in cold ring rolling mill |
| 03/25/2009 | CN201211529Y Rolling mill roll changing carriage |
| 03/25/2009 | CN101391267A On-line assembling entirety on-position assembling method of edge mill |
| 03/25/2009 | CN100472107C Bearing seal with flexible lip |
| 03/25/2009 | CN100471589C Quick replacing device and method for horizontal rolling mill's drive shaft of front-rear back hanging edger mill |
| 03/19/2009 | WO2009034173A1 Rolling stand for rolling metal strips, and roll or roller for a rolling stand of this type |
| 03/19/2009 | DE202008015780U1 Walzenpaar und Vorrichtung zum Ausrichten eines Walzenpaars Pair of rolls and apparatus for aligning a roller pair |
| 03/19/2009 | CA2678635A1 Roll stand for rolling metallic strips and roll or cylinder for a roll stand of this type |
| 03/18/2009 | CN201208615Y Combined pressing and balancing device with guide pulley hook |
| 03/18/2009 | CN201208614Y Combined pressing and balancing device with fixed hook |
| 03/18/2009 | CN201208613Y Wide roller frame |
| 03/18/2009 | CN101386133A Cold rolling ribbed bar continuous production device |
| 03/18/2009 | CN101386023A Semicanal formation rolling machine |
| 03/18/2009 | CN100469471C Rough rolling vertical roller mill |
| 03/18/2009 | CN100469470C Holding-down device of the metal plate bands straightening press |
| 03/12/2009 | US20090064750 Device for Adapting Working Rolls to a Rolling Line |
| 03/11/2009 | EP2033720A1 Mechanical lock for rolling mill oil film bearing |
| 03/11/2009 | EP2032866A2 Bearing for rolling-mill rolls |
| 03/11/2009 | EP1943032B1 Apparatus for adjusting working rolls to the rolling line |
| 03/11/2009 | CN101380644A Quick replacement device of guide plate rack on large caliber perforating machine |
| 03/11/2009 | CN101380643A Mechanical lock for rolling mill oil film bearing |
| 03/11/2009 | CN101380642A Locking method of piercer roll of hot-rolled seamless tube |
| 03/11/2009 | CN100467152C Strip mill of using combined type hydraulic cylinder of bending roller |
| 03/11/2009 | CN100467146C Rolling machine |
| 03/10/2009 | US7500374 Apparatus for urging an oil film bearing onto and off of a roll neck in a rolling mill |
| 03/10/2009 | CA2469192C Method and apparatus for changing the rolls of a tube-welding system |
| 03/04/2009 | CN201200990Y Platform for shaft-exchanging operation |
| 03/04/2009 | CN201200988Y Machine for rolling and processing pipe |
| 03/04/2009 | CN100464884C A self-lubricating segmental roller base |
| 02/26/2009 | US20090049882 Process and apparatus for the continuous production of a thin metal strip |
| 02/25/2009 | CN201197990Y Positive/negative bending apparatus for work roll of rolling mill |
| 02/25/2009 | CN101374612A Method and device for handling/transporting working rolls and/or support rolls |
| 02/25/2009 | CN101372017A Three roller wire rod cold rolling device composed of plug-in open-type rack |
| 02/19/2009 | US20090044588 Method and Device for Changing Rolls |
| 02/17/2009 | CA2422505C Fastening apparatus and method |
| 02/12/2009 | WO2009018998A1 Rolling device with adjusting device |
| 02/12/2009 | US20090038363 Method and Device for Changing/Transporting Rolls |