Patents for B21B 29 - Counter-pressure devices acting on rolls to inhibit deflection of same under load, e.g. backing rolls (865) |
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09/14/2010 | CA2498303C Low-friction bending system in a roll stand comprising several rolls |
09/01/2010 | CN101264482B Series changing multi-stage rolling machine |
08/25/2010 | CN101811142A Rolling control method of high-strength cold rolled steel strip |
08/17/2010 | US7775080 Rolling method and rolling apparatus for flat-rolled metal materials |
08/17/2010 | US7775079 Rolling method and rolling apparatus for flat-rolled metal materials |
08/17/2010 | CA2463075C Rolling device |
08/11/2010 | CN201543652U Connecting structure of backup roller oil film bearing block and end shield of bearing block |
08/11/2010 | CN101797587A Hydraulic pressure balance device of twenty-roller steel plate cold rolling mill transmission roller and control method |
08/04/2010 | CN101658862B Sheet rolling mill with hydraulic screwdown on support roll |
08/03/2010 | US7765844 Prestressed rolling mill housing assembly with improved operational features |
07/29/2010 | WO2010084011A1 Bending and balancing device for axially shiftable work rolls of a rolling mill |
07/28/2010 | CN201534203U Screw rod hot rolling forming machine |
07/21/2010 | CN101780472A Hydraulic bearing roll pressing plate device of cold-rolling mill |
06/30/2010 | CN201516442U Intermediate roller device of six-roller reversible mill |
06/30/2010 | CN101758080A Strip-rolling variable contact support roller and processing method thereof |
06/30/2010 | CN101758079A Upper supporting roll hydraulic balance device of cold-rolling mill |
06/30/2010 | CN101358274B Levelling method of non-oriented electrical steel |
06/30/2010 | CN101352731B Lower back-up roll exchanging device of cluster roll |
06/22/2010 | CA2483638C Device for controlling the contact pressure of contact rolls |
06/16/2010 | CN101342543B Fourteen-rollers strip mill |
06/09/2010 | CN101722256A Screw rod hot rolling molding process and equipment thereof |
06/02/2010 | CN101293300B Renovation technique for phi2100x3400mm wrought steel support roll |
05/26/2010 | CN1780702B Method for changing the configuration of a rolling mill and advanced rolling mill for carrying out said method |
05/20/2010 | WO2010034481A3 Rolling apparatus |
05/14/2010 | WO2010012465A3 Rolling device |
05/12/2010 | CN201455000U Cold-rolling machine supporting-roller saddle positioning device |
04/07/2010 | CN101690940A Method for rolling precision stainless steel strips with Sendzimir rolling mill |
04/01/2010 | WO2010034481A2 Rolling apparatus |
04/01/2010 | CA2738713A1 Roll stand |
03/31/2010 | CN201431994Y Intermediate roll cone of twenty-high roll mill |
03/31/2010 | CN101687234A Roll stand |
03/31/2010 | CN101683657A Roll forming of backup roll suitable for asymmetrical curve roll shape work roll |
03/17/2010 | CN201423384Y First intermediate roll of twenty high rolling mill |
03/03/2010 | EP1943031B1 Roll bending device |
02/17/2010 | CN201404953Y Middle roller of twelve high rolling mill |
01/28/2010 | US20100018275 Low-friction bending system in a rolling stand comprising several rolls |
01/27/2010 | CN201389551Y Middle roll of twenty high rolling mill |
01/13/2010 | CN201380187Y Upper backup roll hydraulic balance device of cold-rolling mill |
12/23/2009 | CN101607265A Method for milling thin plate by four-high reversing cold mill |
12/16/2009 | CN101605878A Hot rolling oil for steel member and method for hot rolling steel member |
12/02/2009 | CN100563860C Rolling mill and rolling equipment |
11/25/2009 | CN101585047A Cooling apparatus of aluminium foil mill supporting roll bearing block |
11/11/2009 | CN101574704A Equipment for continuously rolling metal plates and strips |
10/14/2009 | CN201324748Y Roll changing trailer of wide plate mill backup roll |
10/14/2009 | CN101554635A Method for configuring shape of supporting roll of four-high mill and shape of working roll thereof |
10/08/2009 | DE10031446B4 Ölabzugseinrichtung zum Abziehen von Öl aus einer Walze Oil withdrawal device for withdrawing oil from a roll |
10/07/2009 | CN101549357A Toba and preparation method thereof |
10/01/2009 | WO2009118117A1 Roll stand |
09/30/2009 | CN201316736Y Intermediate roll device of vertical miller |
09/17/2009 | WO2009113413A1 Plate rolling mill and plate rolling method |
09/17/2009 | CA2716790A1 Rolling mill and rolling method for flat products of steel |
09/16/2009 | CN201308909Y Rolling machine backing roll with combined curve chamfering hob |
09/11/2009 | WO2009110395A1 Plate rolling mill and plate rolling method |
09/11/2009 | CA2712013A1 Rolling mill and rolling method for flat products of steel |
08/26/2009 | CN201295697Y A back-up roll of cluster roll |
08/26/2009 | CN201295696Y Supporting roll |
07/22/2009 | CN100515590C Compact rolling mill and a method of producing a thin strip |
07/16/2009 | US20090178457 Rolling method and rolling apparatus for flat-rolled metal materials |
07/08/2009 | CN201267826Y Steekle mill backing roll |
07/01/2009 | CN100506413C Rolling device |
07/01/2009 | CN100506412C Rolling device |
06/25/2009 | US20090158802 Prestressed Rolling Mill Housing Assembley With Improved Operational Features |
06/03/2009 | CN201249194Y Roller-supported rubberized bois |
06/02/2009 | CA2431924C Rolling stand for hot rolling or cold rolling of metallic strip material |
05/21/2009 | US20090126442 Support Roll For A Rolling Mill |
05/20/2009 | CN101433912A High-rigidity roll system structure of twenty-high roll mill |
05/06/2009 | CN101426595A Bending device for two working rolls of a rolling stand |
04/23/2009 | US20090100891 Bending device for two working rolls of a rolling stand |
04/22/2009 | CN101412042A Method for controlling shape of X80 pipeline steel hot rolling middle plate |
04/08/2009 | CN201217011Y Impact resistant dropping-proof vertical roll support roll |
04/08/2009 | CN100475369C 6mm steel plate rolling technique |
04/07/2009 | US7513136 Lamination process and apparatus for alkali metals or alloys thereof |
04/02/2009 | WO2009041946A1 Backing assembly for use in z-mill type rolling mills |
04/02/2009 | CA2678647A1 Backing assembly for use in z-mill type rolling mills |
03/25/2009 | EP1755800A4 Compact cantilever rolling mill and a method of producing a metallic product |
02/19/2009 | DE102007058729A1 Walzvorrichtung mit Verstellvorrichtung Rolling device with adjustment |
02/18/2009 | EP1542815B8 Lamination process and apparatus for alkali metals or alloys thereof |
02/04/2009 | CN101358274A Levelling method of non-oriented electrical steel |
01/28/2009 | CN101352732A Upper back-up roll extractor of cluster roll |
01/28/2009 | CN101352731A Lower back-up roll extractor of cluster roll |
01/27/2009 | US7481090 Rolling method and rolling apparatus for flat-rolled metal materials |
01/21/2009 | CN201183061Y Internal cooling multistage roller cover combined type large-sized backing roll |
01/21/2009 | CN201183055Y Roller apparatus of cold rolling mill |
01/14/2009 | EP2012943A1 Bending device for two working rolls of a rolling stand |
01/14/2009 | CN101342543A Fourteen-roller strip mill |
01/07/2009 | CN101337235A Rolling mill, rolling equipment and rolling method |
01/07/2009 | CN100448558C Rolling mill, rolling equipment and rolling method |
12/24/2008 | CN201168720Y Stepped backing roll for steckel mill |
12/10/2008 | CN201162827Y Split type embedded special-shaped bush fitting |
12/03/2008 | CN201157844Y Backing roll |
11/19/2008 | CN201150927Y High-rigidity roller series structure of twenty high roll mill |
11/12/2008 | EP1542815B1 Lamination process and apparatus for alkali metals or alloys thereof |
11/05/2008 | CN201143512Y Rolling type structure of star shaped twelve roller |
10/29/2008 | CN101293300A Renovation technique for phi2100í3400mm wrought steel support roll |
10/15/2008 | CN101284281A Multistage roller jacket combination inner-cooling large-sized back-up roll |
10/15/2008 | CN100425358C Eight slanting rollers shape structure of rolling mill of eight slanting rollers |
10/08/2008 | CN201127955Y Complete hydraulic pressing type six-roller cold calender |
10/08/2008 | CN101282796A Roll bending device |
10/08/2008 | CN101279329A Method for controlling contact pressure peak value between rolls of HC series rolling mill and roller |
09/18/2008 | DE102007042896A1 Walzvorrichtung Rolling device |