Patents for B21B 31 - Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames (6,388) |
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04/11/1989 | US4819949 Shielded seal assembly |
04/11/1989 | US4819507 Device for simultaneously driving the screws of two parallel screw-and-nut systems |
04/05/1989 | EP0309740A1 Method for measuring roll profile and apparatus therefor |
04/05/1989 | CN1032125A Carrying device for rolling mill base or its unit assembly |
04/04/1989 | US4817410 Roll for mill |
03/29/1989 | EP0309394A1 Rolling mill stand or continuous-casting stand |
03/29/1989 | EP0308643A2 Transport device for rolling mill stands or groups of stands |
03/22/1989 | EP0307606A2 Compact rolling mill train and method for rolling sections |
03/22/1989 | CN1031806A Compact rolling mill and processing method for rolling sectional steel |
03/21/1989 | US4813259 Rolling mill |
03/21/1989 | US4813256 Apparatus for axially positioning a roll of a rolling mill for making a metal profile or steel structural shape |
03/21/1989 | US4813113 Overhung roll assembly |
03/09/1989 | DE3728795A1 Rolling stand with work rolls |
03/08/1989 | EP0305466A1 Rolling mill housing structure. |
03/08/1989 | CN1031492A Roll neck bearing assembly and inner bearing components therefor |
03/01/1989 | EP0304493A1 Hydroxystyrene derivatives |
02/23/1989 | WO1989001368A1 Chockless rolling mill |
02/22/1989 | EP0304160A1 Seal assembly |
02/15/1989 | EP0303359A1 Seal |
02/14/1989 | US4803865 Stand-supported bending device for axially slidable rolls of a multiroll rolling mill |
02/14/1989 | US4803862 Positioning of edge rolls |
02/08/1989 | EP0302254A1 Rolling mill stand which can be converted into a four-high stand or universal stand |
02/08/1989 | CN1030882A Hydraulic press with superhigh pressure for rolling mill |
02/02/1989 | DE3724557A1 Piston-cylinder unit for rolling stands |
02/01/1989 | EP0301731A2 Seal assembly |
01/24/1989 | US4799808 Compact seal |
01/18/1989 | CN1030370A Roll stand having two or more couples of stand of rolls |
01/12/1989 | DE3819588A1 Compact rolling mill |
01/12/1989 | DE3722054A1 Apparatus for the axial displacement of rollers in hot and cold rolling mills |
01/11/1989 | EP0298675A1 Sleeve mounting and removal tool |
01/11/1989 | EP0298318A2 Roll stand with two or more pairs of roll housings |
01/04/1989 | EP0297729A2 Apparatus for detecting a failure in bearings |
01/04/1989 | EP0297323A2 Sealing device for roll bearing |
01/04/1989 | EP0297322A2 Sealing device for roll bearing in skin pass mills |
01/03/1989 | US4794776 Load-bearing structure for a continuous rolling mill for seamless tube making |
12/28/1988 | EP0296407A2 Device for axial shifting the supports of roll bearings |
12/21/1988 | EP0296006A1 Axial maintenance device for the rotating sleeve of a mill roll |
12/21/1988 | EP0295449A2 Device for printing or die cutting a web |
12/14/1988 | EP0294544A2 Rolling stand with axially adjustable cylinders |
12/14/1988 | EP0294494A1 Edging roll for flanged shape |
12/14/1988 | CN88101625A Oil film bearing and bushing |
12/13/1988 | US4790673 Rock neck bearing assembly and inner bearing component therefor |
12/07/1988 | EP0293670A2 Device for axial shifting of rotating cylinders |
12/07/1988 | EP0293583A1 Axial shifting device for rolling mill rolls |
12/07/1988 | CN88103216A Universal roll stand with adjustable horizontal and vertical roller set |
11/29/1988 | US4787226 Roll adjustment method |
11/23/1988 | EP0291719A2 Universal rolling mill stand with adjustable horizontal and vertical rolls |
11/22/1988 | US4785653 Wire rod block |
11/22/1988 | US4785651 Device for axial displacement of rolls in a rolling stand |
11/17/1988 | WO1988008761A1 Rolling mill stand |
11/17/1988 | EP0290710A1 Reversing rolling mill for producing steel rods |
11/17/1988 | DE3714206A1 Rolling stand for rolling either with two-high horizontal-roll sets or universal roll sets |
11/09/1988 | EP0290249A2 Rolling mill laying head |
11/09/1988 | CN88102216A Assembly of rollers with holes and its frame used for rolling bar iron |
11/09/1988 | CN88100672A Control device for universal roll stand, especially finishing stand in universal |
11/03/1988 | DE3811953A1 Slitting strip shears |
11/01/1988 | US4781052 Actuator device for axially moving rolling mill rolls |
11/01/1988 | US4781050 Process and apparatus for producing high reduction in soft metal materials |
10/26/1988 | EP0287848A1 Longitudinal strip-cutting shears |
10/20/1988 | DE3811847A1 Method for controlling the offset of the work rolls in a rolling stand |
10/19/1988 | EP0286875A2 Series of grooved rolls for rolling steel bars and roll stand hereto |
10/11/1988 | US4776078 Sleeve mounting and removal tool |
10/05/1988 | EP0285333A2 Oil film bearing and bushing |
10/05/1988 | EP0285332A2 Roll neck bearing assembly and inner bearing component therefor |
09/28/1988 | CN87105966A Roll stand for setting unilateral roll collar on double-faced support to pair roll spindle |
09/27/1988 | US4773246 Process for adjusting the profile of rolls movable in a rolling mill and improved rolling mill for carrying out the process |
09/22/1988 | WO1988007035A1 Hydroxystyrene derivatives |
09/22/1988 | WO1988006930A1 Rolling mill housing structure |
09/22/1988 | DE3708004A1 Apparatus for changing over a production line for tubes or cold-rolled sections |
09/21/1988 | EP0283342A1 Rolling mill having axially shifting rolls, and roll profile control method |
09/20/1988 | US4772137 Oil film bearing and bushing |
09/20/1988 | US4771626 Apparatus for roll-changing |
09/20/1988 | CA1242089A1 Apparatus to mechanically stress a bolt-type fastener |
09/14/1988 | EP0281782A1 Rolling mill stand |
09/14/1988 | CN87217057U Swing double sleeve roll changing device |
09/13/1988 | US4770548 Hydrodynamic seal |
09/13/1988 | US4770424 Compact labyrinth-type seal |
09/13/1988 | US4770021 Working roll shift type rolling mill |
09/07/1988 | EP0281319A2 A rolling mill |
08/30/1988 | CA1241222A1 Hydraulic roll protection system |
08/23/1988 | US4765556 Rolling mill laying head |
08/18/1988 | DE3703756A1 Rolling stand for rolling rod or tube stock |
08/17/1988 | CN85108036B Multirow roller bearing |
08/16/1988 | US4763505 Rolling mill stand with roll replaceability |
08/10/1988 | EP0277248A1 Multistage rolling mill |
08/09/1988 | CA1240357A1 Self-adjusting minimum clearance bearing |
07/27/1988 | EP0275875A2 Adjustment device for universal roll stand |
07/14/1988 | WO1988004965A1 Edging roll for flanged shape |
07/13/1988 | CN87213125U Press-up device for three-high mills |
06/30/1988 | WO1988004583A1 Double roller crossrolling mill for piercing and stretching solid and hollow blocks |
06/29/1988 | EP0272571A2 Roll stand with roll rings |
06/29/1988 | CN87213397U 弹性胶体分离装置 Elastic colloid separation device |
06/28/1988 | US4753097 Universal roll stand |
06/22/1988 | EP0272050A2 Cantilevered roll stands for rolling mills |
06/21/1988 | US4751837 Method and apparatus for level control of rolling mill rolls |
06/09/1988 | DE3737807A1 Walzwerk, insbesondere kaltwalzwerk Rolling mill, cold rolling mill in particular |
06/08/1988 | EP0270497A2 Dough-rolling method |
06/07/1988 | US4748840 Fastening a hydraulic drive in roll stands |
06/01/1988 | EP0269156A1 Universal rolling stand with rolling rings supported as cantilevers |
05/31/1988 | US4747291 Hydraulic force applying device in a rolling mill stand |