| Patents for B21D 51 - Making hollow objects (8,973) |
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| 01/14/2003 | US6505490 Method of forming a sheet metal cup without a mandrel |
| 01/09/2003 | WO2002062500A3 Method and forming machine for deforming a hollow workpiece |
| 01/09/2003 | US20030006270 Dome made of aluminum alloy, particularly intended to form the bottom of a tank, and method of manufacturing it |
| 01/08/2003 | EP1152845B1 Method for assembling sheet metals and rigid structure obtained by said method |
| 01/08/2003 | CN1389313A Hollow ball making process |
| 01/08/2003 | CN1389311A Apparatus for continuously producing spiral corrugated metal pipe |
| 01/02/2003 | EP1270109A1 Method for forming a tube end |
| 01/02/2003 | EP1268097A2 Tubular assembly having hydroformed interconnecting member and method for making same |
| 01/01/2003 | CN2528558Y Can-making edge-folding machine capable of control can edgefold length and angle |
| 01/01/2003 | CN1388331A Method for forming pipe rack and its apparatus |
| 01/01/2003 | CN1387815A Metal vacuum double-layer container and its producing method, composition for sealing |
| 12/31/2002 | US6501046 Method and apparatus for marking containers using laser light |
| 12/31/2002 | US6499622 Can lid closure and method of joining a can lid closure to a can body |
| 12/31/2002 | US6499329 Production method for bottle type can and form-working tool |
| 12/26/2002 | US20020194892 Method for forming tube end |
| 12/25/2002 | CN1386596A Method for manufacturing ball valve by continuous punching of steel plate |
| 12/24/2002 | US6498318 Method and apparatus for marking containers using laser light |
| 12/24/2002 | CA2261247C Reduced diameter double seam for a composite container |
| 12/19/2002 | WO2002100566A1 Device for manufacturing a tab of beverage can |
| 12/19/2002 | US20020190071 Can lid closure and method of joining a can lid closure to a can body |
| 12/18/2002 | CN1096390C Thin walled cover for aerosol container and aerosol container having same |
| 12/11/2002 | EP1264068A1 Threaded spacer |
| 12/11/2002 | EP1263652A1 Relative orientation of bodies and associated apparatus |
| 12/11/2002 | EP1045961B9 Conical honeycomb body and method for producing same |
| 12/11/2002 | CN1384798A Conveyor system for can end conversion system |
| 12/11/2002 | CN1383944A Ball valve forming process |
| 12/10/2002 | US6491182 Treating pressure vessels |
| 12/05/2002 | WO2002060615A3 Method and apparatus for necking the open end of a container |
| 12/05/2002 | US20020178774 Apparatus for continuous production of a helically corrugated metal tube |
| 12/05/2002 | DE10126399A1 Vorrichtung zur kontinuierlichen Herstellung eines schraubenlinienförmig gewellten Metallrohres An apparatus for continuously producing a corrugated metal tube helically |
| 12/04/2002 | EP1262250A2 Method for the continuous production of a helically corrugated metal pipe |
| 12/04/2002 | EP0721384B1 Method of forming a metal container body |
| 12/03/2002 | US6487766 Manufacturing process for container including a heat exchange unit as an integral part thereof |
| 11/28/2002 | US20020174702 Pipe rack forming method and apparatus |
| 11/27/2002 | EP1260745A2 System and method for using bent pipes in high-purity fluid handling systems |
| 11/27/2002 | EP1259435A1 Vented container end apparatus and method |
| 11/27/2002 | CN1094870C Safe opening can end and method of manufacturing |
| 11/27/2002 | CN1094805C Shaping device, shaping method for container and making method of container |
| 11/26/2002 | US6484550 Method and apparatus for necking the open end of a container |
| 11/21/2002 | US20020172578 Safety container end having improved opening characteristics |
| 11/21/2002 | US20020170913 Methods for making an easy-opening can end |
| 11/20/2002 | CN1380230A Production process of metal food and beverage tank with crystal pattern |
| 11/19/2002 | US6481261 Feed mechanism |
| 11/19/2002 | US6481260 Device for embossing metal pipe |
| 11/14/2002 | US20020166590 System and method for using bent pipes in high-purity fluid handling systems |
| 11/14/2002 | US20020166222 Metallic sheet hydroforming method, forming die, and formed part |
| 11/13/2002 | EP1256397A1 Metallic sheet hydroforming method, forming die, and formed part. |
| 11/13/2002 | EP1255622A1 Method and apparatus for forming a can end with minimal warping |
| 11/13/2002 | EP1181115B1 Method for producing a device for storing solids, liquids and/or gases, especially a container for storing food, and device for carrying out a production method of this type |
| 11/13/2002 | EP1031006B1 Boundary light cartridge and production method therefor |
| 11/13/2002 | EP0775074B9 Container and closure with in-turned seam |
| 11/13/2002 | CN1378887A Technology and apparatus for making hollow circular workpiece with square billet |
| 11/12/2002 | US6477919 Powered decapping tool to remove a cap from a bottle or vial |
| 11/11/2002 | CA2670718A1 System and method for using bent pipes in high-purity fluid handling systems |
| 11/11/2002 | CA2384397A1 System and method for using bent pipes in high-purity fluid handling systems |
| 11/07/2002 | WO2002087804A1 Method and device for semi-automatic on-site production of metal tanks |
| 11/07/2002 | US20020162371 Method of pressure-ram-forming metal containers and the like |
| 11/07/2002 | CA2555049A1 Method of pressure-ram-forming metal containers and the like |
| 10/31/2002 | WO2002085628A1 Method of manufacturing an aluminum design tab end for a beverage can |
| 10/31/2002 | WO2002085553A1 Method of manufacturing an aluminum design tab end using an ink jet printing for a beverage can |
| 10/31/2002 | WO2002040193A3 Aerosol can ends |
| 10/31/2002 | US20020158071 Beverage can end with outwardly extending reinforcing bead |
| 10/30/2002 | EP1252077A1 Conveyor system for can end conversion systems |
| 10/30/2002 | EP1011889B1 Articles for and methods of making stents |
| 10/30/2002 | CN1093443C Process for production of can by wall ironing |
| 10/24/2002 | WO2002032596A8 Apparatus and method for hydroforming a tubular part |
| 10/24/2002 | US20020153230 Conveyor system for can end conversion systems |
| 10/23/2002 | EP1250202A1 Method for changing the shape of a can, and can shaped in this way |
| 10/23/2002 | EP1250200A2 Method for making a bung for a metal cask |
| 10/17/2002 | WO2002081118A1 Method for producing a rolled edge |
| 10/17/2002 | US20020148266 Method and apparatus for closely coupling machines used for can making |
| 10/17/2002 | US20020148096 Method of assembling an improved bead-lock high-pressure filter utilizing a stamped metal cover, and filter obtained thereby |
| 10/16/2002 | EP1248902A1 Rocket motor nozzle assembly comprising a refractory metal shell |
| 10/16/2002 | EP1056557B1 Process for producing a metal can with an insert piece for packaging, for example, a foodstuff, and a can of this nature |
| 10/16/2002 | CN1374213A Manufacture of casing for luxurious arm-type vehicle rearview mirror |
| 10/16/2002 | CN1374159A Making process of once used rupture disk for gas cylinder |
| 10/16/2002 | CN1374056A Fabrication process of multifunctional stainless steet canteen for military use |
| 10/15/2002 | US6463778 Apparatus for swaging ferrules |
| 10/15/2002 | US6463776 Method of manufacturing bottle type can |
| 10/09/2002 | EP1248065A2 Temporary fixing structure for tubular bodies |
| 10/09/2002 | EP1113901A4 Method and apparatus for marking containers using laser light |
| 10/09/2002 | CN1373726A Improved gasketed aerosol mounting cup |
| 10/08/2002 | US6460723 Metallic beverage can end |
| 10/08/2002 | CA2215685C A method of seaming a circular cover panel onto the body of a can |
| 10/03/2002 | WO2001021337A9 Apparatus for swaging ferrules |
| 10/03/2002 | US20020142908 Method and apparatus for necking the open end of a container |
| 10/03/2002 | US20020139805 Beverage can end with reduced countersink |
| 10/03/2002 | US20020139162 Method for machining protuberance of special -shaped tube |
| 10/02/2002 | EP1246274A2 Battery and method of its manufacture |
| 10/02/2002 | EP1245303A2 Method for machining protuberance of special-shaped tube |
| 10/02/2002 | EP1244529A2 A method and an apparatus for can making |
| 09/26/2002 | US20020134788 Metallic beverage can end |
| 09/26/2002 | US20020134453 Temporary fixing structure for tubular bodies |
| 09/26/2002 | US20020133947 Method of fabricating a catalyst converter |
| 09/25/2002 | EP1243768A2 Method of fabricating a catalyst converter |
| 09/25/2002 | CN1370643A Machining process of collecting pipe for quenching waste heat boiler |
| 09/24/2002 | US6454118 Pile-up lid |
| 09/24/2002 | US6453697 Seal for vessel and method of forming same |
| 09/24/2002 | US6453533 Method for reconditioning returnable barrels comprised of sheet metal |
| 09/18/2002 | CN2511412Y Automatic bottle cover punch press with oscillating feed and jacking in advance |