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Class Information
Number: 72/224
Name: Metal deforming > By use of roller or roller-like tool-element > Included in roller-cluster
Description: Subject matter including three or more cooperating rollers that form a roller-cluster*.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7234334 |
Saddle for backing assemblies in a rolling mill |
Jun. 26, 2007 |
| 7024906 |
Roll stand for rolling bar-shaped or tubular material |
Apr. 11, 2006 |
| 6957488 |
Material for rail of linear guide, rail for linear guide, process of manufacturing rail of linear guide, and linear guide |
Oct. 25, 2005 |
| 6945084 |
Rolling mill for rolling or sizing metal pipes |
Sep. 20, 2005 |
| 6938451 |
Dynamic tapered extrusion system |
Sep. 6, 2005 |
| 6923035 |
Method and apparatus for forming a modified conduit |
Aug. 2, 2005 |
| 6865918 |
Tube compressing roller die |
Mar. 15, 2005 |
| 6844516 |
Wire cut electric discharge machine with rollers |
Jan. 18, 2005 |
| 6840077 |
Roll stand for rolling bar-shaped or tubular material |
Jan. 11, 2005 |
| 6675623 |
Method and apparatus for manufacturing keystone type superconducting compacted stranded wires |
Jan. 13, 2004 |
| 6658910 |
Roller device and method for adjusting said device |
Dec. 9, 2003 |
| 6568056 |
Hot continuous-rolling system with vertical-roll stand |
May. 27, 2003 |
| 6505491 |
Rolling mill and rolling-mill train |
Jan. 14, 2003 |
| 6502446 |
Rolling unit for a rolling mill for rolling or sizing metal pipes, bars or wires |
Jan. 7, 2003 |
| 6490900 |
Pipe gauging and rounding apparatus and method |
Dec. 10, 2002 |
| 6490901 |
Rolling unit for a rolling mill for rolling or sizing metal pipes, bars or wires |
Dec. 10, 2002 |
| 6484388 |
Sequential roll-forming process for a stator |
Nov. 26, 2002 |
| 6442989 |
Wire sizing rolling method |
Sep. 3, 2002 |
| 6397650 |
Roll stand for bar and wire rod rolling mill |
Jun. 4, 2002 |
| 6276182 |
Rolling stand, having three or more swinging and adjustable arms |
Aug. 21, 2001 |
| 6276181 |
Three-roll-type reducing mill for electro-resistance-welded tube |
Aug. 21, 2001 |
| 6216520 |
Rolling mill |
Apr. 17, 2001 |
| 6216513 |
Apparatus for manufacturing a rectangular-wire coil |
Apr. 17, 2001 |
| 6209376 |
Adjustable single/double shaft driven metal press mill |
Apr. 3, 2001 |
| 6116071 |
Rolling mill for sizing tubes or cylindrical bodies in general in the iron and steel industry |
Sep. 12, 2000 |
| 6085565 |
Eight-roller type rolling mill and method of rolling using the mill |
Jul. 11, 2000 |
| 6079243 |
Method of production of welding wire |
Jun. 27, 2000 |
| 6047578 |
Multi-stand mandrel-free stretch reducing mill |
Apr. 11, 2000 |
| 5953948 |
Wire rolling apparatus |
Sep. 21, 1999 |
| 5953949 |
Method and apparatus for producing a metal strip having areas of different thickness over its width |
Sep. 21, 1999 |
| 5865055 |
Spline forming die |
Feb. 2, 1999 |
| 5857371 |
Roll block for rolling wire, rods, pipes, or flat metal material to be rolled |
Jan. 12, 1999 |
| 5857372 |
Housing for cluster mills |
Jan. 12, 1999 |
| 5826455 |
Apparatus for reforming rollers for shaping rolled steel |
Oct. 27, 1998 |
| 5816092 |
Roll pass design for a pipe reducing rolling mill |
Oct. 6, 1998 |
| 5806361 |
Rolling-mill roll of barrel-width adjustable type |
Sep. 15, 1998 |
| 5802903 |
Manufacturing method for angled steel pipes |
Sep. 8, 1998 |
| 5765423 |
Rolling unit for rolling rod-shaped or tubular bodies |
Jun. 16, 1998 |
| 5735157 |
Roll width adjusting device |
Apr. 7, 1998 |
| 5718141 |
Universal rolling machine |
Feb. 17, 1998 |
| 5704243 |
Forming method and forming stand for welded pipes |
Jan. 6, 1998 |
| 5657659 |
Mandrel mill and method of tube rolling by using the same |
Aug. 19, 1997 |
| 5613390 |
Corner reduction device equipped with corner rolls, control device thereof, and method of rolling by using these devices |
Mar. 25, 1997 |
| 5566564 |
Rolling block for rolling metallic bars or wires |
Oct. 22, 1996 |
| 5363682 |
Four-roller type sizing mill apparatus for producing round steel rods |
Nov. 15, 1994 |
| 5331835 |
Rolling stand, having three or more driven and adjustable rollers |
Jul. 26, 1994 |
| 5295380 |
Edging mill for section rolling |
Mar. 22, 1994 |
| 5253501 |
Mechanism and method for bending sheet metal |
Oct. 19, 1993 |
| 5191780 |
Roller-type straightening apparatus for H-beams |
Mar. 9, 1993 |
| 5152164 |
Apparatus for adjusting width of roll for rolling mill |
Oct. 6, 1992 |
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