| Patents for B21B 31 - Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames (6,388) |
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| 09/30/2009 | CN201316741Y Hydraulic directly-driven back-lining bearing roller convexity fine-adjusting structure of cold rolling machine |
| 09/30/2009 | CN201316740Y Two-roll horizontal type rolling mill roll working end |
| 09/30/2009 | CN201316739Y Roll circumferential position stepless adjusting device of rolling anchor bar steel |
| 09/30/2009 | CN201316738Y Gantry-type lifting and clamping device for main drive joint spindle of rolling mill |
| 09/30/2009 | CN201316737Y Dual-roller case structure of cold rolling machine |
| 09/24/2009 | DE19724065B4 Anordnung zur Zentralversorgung mehrerer Reibstellen mit einem Öl/Luftgemisch Arrangement for central supply of several friction points with an oil / air mixture |
| 09/23/2009 | CN201313106Y Special small vehicle for troubleshooting of edger mill |
| 09/23/2009 | CN101537429A Roll replacing method for rolling mill on hot rolling production line |
| 09/16/2009 | CN201308911Y Lower tumbler improved structure of seamless steel tube piercing mill |
| 09/16/2009 | CN201308910Y Shift-out device of covers of perforating machine and tube mill |
| 09/16/2009 | CN101534970A Roll changing device with wedge adjusting device |
| 09/09/2009 | CN201304413Y Frame roll and lower foreplate replacement system of universal rough rolling machine for hot rolling |
| 09/09/2009 | CN201304412Y Hoisting structure for side vertical rolls of cold-bending roll forming machine |
| 09/09/2009 | CN101524716A Wedge universal stepless rolling line adjusting device and design method |
| 09/09/2009 | CN101524715A Pyramid universal stepless rolling line adjusting device and design method |
| 09/09/2009 | CN101524712A Short-stress path rolling mill |
| 09/02/2009 | EP2094409A1 Roll changing device with wedge adjusting device |
| 09/02/2009 | CN101518785A Rolling mill for rolling production of metal materials |
| 09/02/2009 | CN101518784A Hoisting method of large mill housing under limited hoisting height |
| 08/27/2009 | WO2009103436A1 Roller device, particularly push roller frame |
| 08/27/2009 | DE102008009902A1 Walzvorrichtung, insbesondere Schubwalzengerüst Rolling device, in particular thrust rolling stand |
| 08/26/2009 | EP1514639B1 Polishing jig for rolling mill backup roll bearing |
| 08/26/2009 | CN201295700Y Rolling mill with a gap adjustment mechanism |
| 08/26/2009 | CN201295699Y Limit protection mechanism of a battery pole piece rolling mill |
| 08/26/2009 | CN201295698Y Rolling mill with a roller changer |
| 08/26/2009 | CN101513646A Bearing pedestal of four high mill |
| 08/26/2009 | CN100532865C Pressure-medium cylinder with pressure-converter |
| 08/25/2009 | US7578061 Method and device for prestressing tapered roller bearings of a rolling mill roller |
| 08/19/2009 | CN201291235Y Rolling-mill push-down reduction gear |
| 08/19/2009 | CN201291234Y Work roller lateral-movement hydrocylinder rod connection device |
| 08/19/2009 | CN201291233Y Roll-bending cylinder of new structure |
| 08/19/2009 | CN201291232Y Quick adjustment device of high-speed tandem mill roll-changing platform |
| 08/19/2009 | CN201291231Y Eighteen roller mill work roller positioning device |
| 08/19/2009 | CN201291229Y Tandem mill frame double-waterway structure |
| 08/19/2009 | CN101511499A Hooking device for moving systems of rolling cylinders |
| 08/19/2009 | CN101507974A Roll carriage side fixation device |
| 08/19/2009 | CN101507973A Seamless-tube rolling mill pass |
| 08/13/2009 | DE102008007803A1 Pliers arrangement, particularly retaining or holding rollers, has pliers head, which has two shells that have actuating element, by which two shells are moved away from each other |
| 08/12/2009 | CN201287143Y Hot finishing mill frame trapezoid back-plate position measurement device |
| 08/12/2009 | CN201287140Y Disassembly and assembly tool of 1580 hot finishing mill back-up roller high-adjustment device |
| 08/12/2009 | CN201287139Y Device for preventing scuffing worker rollers |
| 08/12/2009 | CN101502847A Combined memorial archway |
| 08/12/2009 | CN101502845A Corner rolling technique for bar material |
| 08/06/2009 | US20090193867 Adjusting cylinders in rolling stands, including vertical edging stands |
| 08/05/2009 | CN201283500Y 压延机 Rolling mill |
| 08/05/2009 | CN201283361Y Breast roll device for collective drive of heavy and medium plate mill gateway |
| 08/05/2009 | CN201283360Y Shuttle-shaped card for locking roller in axial direction capable of enhancing effect of roller bending |
| 08/05/2009 | CN201283357Y Large-sized cold rolling seamless steel tube machine |
| 08/05/2009 | CN201283355Y Small-sized double-roller mill for experimental laboratory |
| 07/29/2009 | CN101491813A Roll pulling device |
| 07/28/2009 | US7566293 Device for recirculating oil in rolling bearings |
| 07/23/2009 | US20090183545 Adjusting cylinders in rolling stands, including vertical edging stands |
| 07/22/2009 | CN201275550Y Intermediate roll shifting device of six-roller mill |
| 07/22/2009 | CN201275549Y Axial direction locking structure convenient for replacing rolling mill roll system |
| 07/22/2009 | CN201275548Y Lower back-up roll extractor of cluster roll |
| 07/22/2009 | CN201275547Y Slide plate structure capable of improving roller-changing condition and strengthening bearing support cooling effect |
| 07/22/2009 | CN100515590C Compact rolling mill and a method of producing a thin strip |
| 07/16/2009 | WO2009087114A1 Bearing arrangement |
| 07/15/2009 | EP1607149B1 Method and apparatus for rolling metallic plate material |
| 07/14/2009 | US7559220 Bar speed changing device |
| 07/14/2009 | CA2519592C Rolling method and rolling apparatus for flat-rolled metal materials |
| 07/02/2009 | WO2009082441A1 Prestressed rolling mill housing assembly with improved operational features |
| 07/02/2009 | US20090165522 Method of Managing Cylinders in a Rolling Facility and Installation for Implementing Same |
| 07/02/2009 | US20090165521 Linear Bearing Plate for Rolling Mill |
| 07/02/2009 | CA2709685A1 Prestressed rolling mill housing assembly with improved operational features |
| 07/01/2009 | EP1670599B1 Neck seal for rolling mill oil film bearing |
| 07/01/2009 | CN201264039Y Device for rapidly replacing guide plate rack on large-caliber perforating machine |
| 07/01/2009 | CN100506413C Rolling device |
| 07/01/2009 | CN100506412C Rolling device |
| 06/30/2009 | CA2341330C Hydrostatic bearing for a steel mill guide |
| 06/25/2009 | US20090158801 Installation Part for Receiving a Roll Journal |
| 06/24/2009 | CN201261027Y Small-sized bloomer combined square cover |
| 06/24/2009 | CN101462125A Stepless adjusting apparatus of rolling mill roll line |
| 06/23/2009 | US7549647 Sealing device |
| 06/17/2009 | CN101456036A Breast-roll set replacement method and hoisting clamp thereof |
| 06/17/2009 | CN100500315C Roller changing small car for rolling mill |
| 06/10/2009 | CN201253632Y Back-up roll changer on multi-roll milling device |
| 06/10/2009 | CN201253631Y Floating type axle head enclasping device |
| 06/10/2009 | CN100496780C Device for regulating baking angle of roll-box of large horizontal perforating machine |
| 06/03/2009 | EP1699574B1 Device for pre-stressing tapered roller bearings of a rolling mill roller |
| 06/03/2009 | CN201249195Y Casting type perforating machine frame capable of being provided with rotation guide plate |
| 06/03/2009 | CN101444796A Cold mill and method for producing flange by using same |
| 06/03/2009 | CN101444795A Shell ring mill roll changer |
| 06/03/2009 | CN100493747C Frameless upright rolling mill with short stress trajectory |
| 06/02/2009 | CA2431924C Rolling stand for hot rolling or cold rolling of metallic strip material |
| 06/02/2009 | CA2322669C Retro-fit rolling mill with jack screw |
| 05/27/2009 | CN201244592Y Hydraulic servo-battery pole piece rolling mill |
| 05/27/2009 | CN201244587Y Device for fetching break roll |
| 05/27/2009 | CN201244586Y Novel mechanism for regulating roll gap of short-stress-line rolling mill |
| 05/27/2009 | CN201244585Y Rectangle shaft block rotary positioning apparatus |
| 05/27/2009 | CN201244584Y Rolling mill multi-jack horse integral quick-change mechanism |
| 05/27/2009 | CN201244583Y Roll-changing transmission mechanism |
| 05/27/2009 | CN201244582Y Roll bearing base for preventing shifting of roller |
| 05/27/2009 | CN201244581Y Device for sealing pull rod of short-stress-line rolling mill |
| 05/27/2009 | CN201244580Y Adjusting shim special for rolling mill shaft block |
| 05/27/2009 | CN101439354A Cold rolling mill double-backing cloth bearing roller linkage pressing structure |
| 05/27/2009 | CN101439353A Center distance-regulating mechanism for steel plate-forming machine |
| 05/27/2009 | CN101439352A Device for hoisting and lowering main engine base of sizing mill with three machine frames |
| 05/27/2009 | CN101439349A Roll milling apparatus and method for obtaining material complex tissue |
| 05/27/2009 | CN100491003C Machine for reassembling bearing seat of supporting roller with positioning function, rotational carrying roller, and servo actuated cover board |