| Patents for B21H 8 - Rolling metal of indefinite length in repetitive shapes specially designed for the manufacture of particular objects (465) |
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| 10/14/1992 | EP0383901B1 Metrological scale |
| 10/07/1992 | EP0507296A1 A channel, manufacture of the channel and fastener for use with the channel |
| 09/09/1992 | CN1018174B Step of passenger conveyor, method of manufacturing same and wavy metal plate |
| 08/05/1992 | CN1063246A Production process of crowbar and its die |
| 05/29/1992 | WO1992008916A1 Gasket and method of manufacturing it |
| 05/29/1992 | WO1992008559A1 Method of manufacturing a gasket, and a tool for carrying out this method |
| 05/21/1992 | DE4036439A1 Profiled flat seal mfr. |
| 05/21/1992 | DE4036255A1 Profiled flat seal mfr. |
| 05/20/1992 | EP0485693A1 Cylinder-head gasket and manufacturing method |
| 05/20/1992 | EP0485692A1 Manufacturing method for a flat gasket and tool to carry out this method |
| 04/08/1992 | CN1060047A Four link roll forging method and its roll forging machine |
| 02/18/1992 | US5088209 Metrological scale |
| 02/04/1992 | US5085411 Apparatus for processing grain-oriented electrical steel strip |
| 01/22/1992 | EP0467535A1 Improved blind riveting assembly |
| 10/08/1991 | US5054146 Anchor bolt |
| 10/02/1991 | EP0449599A1 Roll-formed automotive bumper and method of making same |
| 08/13/1991 | US5038593 Method of and apparatus for texturizing workpieces |
| 06/26/1991 | EP0433786A1 Apparatus for processing grain-oriented electrical steel strip |
| 01/15/1991 | US4984673 Step of passenger conveyor method of manufacturing same, and wavy metal plate |
| 09/04/1990 | US4953379 Hot-rolled steel bar with helically extending ribs, method of and apparatus for producing the steel bar |
| 08/29/1990 | EP0383901A1 Metrological scale. |
| 05/22/1990 | US4927070 Method for making multi-colored composite laminates |
| 05/16/1990 | CN1042101A Production method for unequal thickness pipe of bicycle |
| 05/09/1990 | CN2056873U Roller for forming horizontal under-track of shutter and products thereof |
| 04/17/1990 | US4916929 Method and apparatus for the production of part-circular arc elements |
| 03/08/1990 | WO1990002315A1 Metrological scale |
| 02/27/1990 | US4903400 Method of producing an embossed structure |
| 12/20/1989 | CN2049563U Italics capital gamma shaped high neck flange formed steel |
| 11/29/1989 | CN1037490A Step of passenger conveyor, method of manufacturing same and wavy metal plate |
| 11/16/1989 | WO1989010805A1 Improvements in machines and methods for making star-shaped fasteners |
| 09/06/1989 | EP0331618A2 Method for manufacturing a steel section, and its use and section |
| 08/10/1989 | DE3802445A1 Steel strip for the production of welded steel tubes |
| 05/30/1989 | US4833906 Machine for making star-shaped fasteners |
| 05/10/1989 | EP0314935A2 Hot rolling of rods having helicoidal ribs |
| 03/07/1989 | US4809415 Method of manufacturing a heat exchange pipe |
| 10/04/1988 | CA1242563A1 Sizing molds for continuous casting |
| 05/10/1988 | CA1236343A1 Method of rolling a simulated hole in sheet metal without drilling or punching |
| 07/15/1987 | EP0228570A2 Method and device for making an embossing structure on press bands |
| 03/17/1987 | US4649729 Method for manufacturing steel bar with intermittent smooth surface and patterned relief segments, and mine roof bolt product |
| 01/14/1987 | CN85106584A Automatic charging and discharging cross rolling mill with three wedged rollers |
| 01/13/1987 | US4635331 Method for the production of a guide rail |
| 07/08/1986 | US4598564 Method of profiling metal strips |
| 10/02/1985 | EP0156047A1 Method of making dies |
| 06/25/1985 | US4524598 Method of rolling a simulated hole in sheet metal without drilling or punching |
| 06/18/1985 | US4523448 Method and apparatus for continuously producing a core member of a trim |
| 08/01/1984 | EP0114799A2 Apparatus for producing stamped sections in continuously advanced strip blank |
| 02/28/1984 | CA1162771A1 Roll for use in calenders or the like |
| 01/19/1984 | WO1984000186A1 Moldable material reinforcement fibers with hydraulic or non-hydraulic binder and manufacturing thereof |
| 01/18/1984 | EP0098825A1 Fibres for the reinforcement of mouldable materials with a hydraulic or other bonding agent, and their manufacture |
| 07/26/1983 | US4394793 Roll for use in calenders or the like |
| 09/07/1982 | US4347722 Method of making a cooking vessel which has surface ornamentation |
| 08/10/1982 | US4343171 Apparatus for manufacturing a slat for a shutter |
| 07/13/1982 | US4338807 Method of producing improved serrated flats used in the manufacturing of grating |
| 11/25/1981 | EP0040316A1 Method of profiling a metal strip, particularly of a band in double band presses |
| 10/06/1981 | US4292830 Mill for making transverse deformations on sheet metal |
| 07/22/1980 | US4213320 Roll-forging mill |
| 05/20/1980 | US4203195 Method of production of vibration absorbing metallic material |
| 02/06/1980 | EP0007897A1 Method of rolling embossed metallic plates |
| 02/21/1978 | US4074556 Apparatus for roll working |
| 12/27/1977 | US4064729 Metal forming device |
| 08/16/1977 | US4041750 Method and apparatus for producing serrated metal bars |
| 08/16/1977 | US4041749 Method of producing sheet or plate from rolling stock |
| 07/12/1977 | US4034587 Concrete reinforcement rods |
| 12/14/1976 | US3996780 Method and apparatus for making an improved serrated grating bar |
| 04/13/1976 | US3949450 Wire bale tire and method of making the same |