| Patents for B21C 37 - Manufacture of metal sheets, rods, wire, tubes, profilesor like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape (9,784) |
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| 04/18/2002 | WO2002030585A1 A method and a device for manufacturing of a closed profile and a profile manufactured according to said method |
| 04/18/2002 | US20020043091 Apparatus and method for drawing continuous fiber |
| 04/18/2002 | US20020043089 Method of and apparatus for making a pipe of different wall thickness |
| 04/18/2002 | DE10044682A1 Verfahren und Platine zur Herstellung eines kaltumgeformten Bauteils aus Stahlblech und Verwendung einer Platine Method and circuit board for producing a cold-formed steel member panel and use a board |
| 04/18/2002 | DE10029467C1 Verfahren zum Versteifen umfänglich geschlossener Hohlprofile Method of stiffening circumferentially closed hollow profiles |
| 04/17/2002 | CN2486232Y Multifunction hydraulic tube making machine |
| 04/17/2002 | CN1082855C Steel pipe manufacturing method and apparatus and steel pipe |
| 04/16/2002 | US6370860 Hollow wire for faceted jewelry |
| 04/11/2002 | US20020040890 Process for producing a metal tube of copper |
| 04/11/2002 | US20020040572 Method and apparatus for forming a wire |
| 04/11/2002 | DE10048267A1 Production of double walled pipes made of steel comprise winding a metal strip by adjusting to the rolling axis axially and/or rotational symmetrically using side and/or height adjustment of a calibrated mill stand |
| 04/10/2002 | EP1015171A4 Process for making fine metallic fibers |
| 04/10/2002 | CN1082426C Sythetic resin pipe joint with metallic connecting member |
| 04/09/2002 | US6367137 Skiving and roller burnishing tool |
| 04/04/2002 | US20020038564 Eccentric pipe Sections |
| 04/04/2002 | DE10047231C1 Verfahren und Vorrichtung zur Herstellung eines Rohres mit partiell unterschiedlichen Wandstärken Method and apparatus for manufacturing a tube having partially different wall thicknesses |
| 04/04/2002 | DE10044409A1 Motor vehicle bumper section formed as a divided box section from a sheet of steel |
| 04/03/2002 | EP1193042A2 Housing for plastics, metal powder, ceramic powder or food processing machines |
| 04/02/2002 | US6363975 Bonding of steel strips in steel strip laminate pipe |
| 04/02/2002 | CA2358330A1 Housing for plastics, metal powder, ceramic powder or food processing machines |
| 03/28/2002 | WO2002024366A1 Method of forming cold diametrally reducing roll for metal pipe and metal pipe formed by the method |
| 03/28/2002 | WO2002024365A2 Apparatus and methods for forming internally and externally textured tubing |
| 03/28/2002 | WO2002024297A2 Apparatus and process for assembling exhaust processor components |
| 03/28/2002 | US20020037816 Heating, quenching |
| 03/28/2002 | US20020037422 Method of manufacturing colored stainless steel fiber |
| 03/28/2002 | US20020036369 Air suspension piston |
| 03/28/2002 | US20020035847 Bimetallic tube in a heat exchanger of an ice making machine |
| 03/28/2002 | US20020035772 Procedure and sheet bar for manufacturing a cold-formed component out of sheet steel and use of a sheet bar |
| 03/27/2002 | EP1190788A1 A method of manufacturing a metal pipe with an eccentrically expanded open end |
| 03/27/2002 | EP1190784A2 Method for producing a tube with partially different wall thickness |
| 03/27/2002 | EP1190172A1 Component, especially a high-pressure component for fuel injection systems, and method for producing a component of this type |
| 03/27/2002 | EP1089835B1 Method and device for producing straight bead welded pipes from flat sheet metal blanks |
| 03/27/2002 | EP1049546B1 Method and device for making a flexible tube body |
| 03/27/2002 | CN1081494C Process for sheathing plastic pipe with metal sheath |
| 03/21/2002 | WO2002023618A1 Bonding wire for semiconductor and method of manufacturing the bonding wire |
| 03/21/2002 | WO2002022922A2 Apparatus and process for producing high quality metallic fiber tow |
| 03/21/2002 | WO2002005979B1 Method for making a structural element having a generally tubular metal wall and structural element |
| 03/21/2002 | WO2001083623A3 Method of making reactive multilayer foil and resulting product |
| 03/21/2002 | US20020033385 Apparatus and process for assembling exhaust processor components |
| 03/21/2002 | US20020033035 Apparatus and methods for forming internally and externally textured tubing |
| 03/21/2002 | DE10044880A1 Method for manufacturing specially shaped hollow metal bodies involves reforming workpiece using several radially acting kneading tools to produce intermediate body which is then plastically reformed through internal pressure |
| 03/20/2002 | EP1188355A1 A protecting device against interfering electromagnetic radiation comprising emi-gaskets |
| 03/20/2002 | EP1115996A4 Method and apparatus for winding a helical pipe from its inside |
| 03/20/2002 | CN1340689A Internal fillet-added heat-exchange pipe with staggered fillets at different heights |
| 03/20/2002 | CN1340400A Manufacture method of copper metal tube |
| 03/20/2002 | CN1340389A Technology for drawing plastics-lined composite metal pipe with sandwich transition structure material |
| 03/14/2002 | WO2002020208A1 Hollow member, manufacturing method therof, fluid distribution system using the hollow member, and forming apparatus of hollow member |
| 03/14/2002 | WO2002004249A3 Contoured composite structural members and methods for making the same |
| 03/14/2002 | WO2001083205A3 Reactive multilayer structures for ease of processing and enhanced ductility |
| 03/14/2002 | US20020029598 Apparatus for producing annularly corrugated metal tubes |
| 03/14/2002 | US20020029467 Apparatus for producing wrapped slip tubes and bending device for it |
| 03/14/2002 | US20020029453 Apparatus and process for producing high quality metallic fiber tow |
| 03/13/2002 | EP1186358A2 Process and platelet for the production of a cold worked workpiece out of plate and use of a platelet |
| 03/13/2002 | EP1185386A1 Method for producing pipe bends from spirally welded, straight pipes |
| 03/13/2002 | CN1080617C Method for production of welding wire |
| 03/13/2002 | CN1080605C Method and apparatus for producing helically-wound lock-seam tubing with reduced lubrication |
| 03/12/2002 | US6353989 Method of making recesses in metallic workpieces for use in torque transmitting apparatus |
| 03/07/2002 | US20020026782 Rolled product for chain and method for producing same |
| 03/07/2002 | DE10039882A1 Machine for cutting sheet metal to form metal plates, contains cutting press and production cutters arranged in series |
| 03/06/2002 | EP1184128A1 Method for the production of a metal pipe from copper |
| 03/06/2002 | EP1183117A1 Method for producing a striplike pre-material made of metal, especially a pre-material which has been profiled into regularly reoccurring sections, and device therefor |
| 03/06/2002 | EP1032857B1 Device and method for compressing |
| 03/05/2002 | US6352539 Surgical instrument with rotatable shaft |
| 03/05/2002 | US6351978 Roller mount with three-axis freedom |
| 02/28/2002 | WO2002016056A2 Forming a double ended upset pipe |
| 02/28/2002 | WO2001083132A8 Method for manufacturing of a plate involving an intermediate preforming and a final shaping |
| 02/28/2002 | US20020023333 Method for the production of reinforced hollow sections with a continuous periphery |
| 02/28/2002 | DE10039768A1 Shaped sheet producing process involves using deforming roll on edge of sheet forming flange of less thickness than initial thickness of workpiece |
| 02/27/2002 | EP1182416A2 Heat exchanger tube with inner offset fins with variable height |
| 02/27/2002 | EP1181994A1 Device for the production of annularly corrugated tubes |
| 02/27/2002 | EP1181993A1 A method for manufacturing a multiple walled tube |
| 02/27/2002 | EP1181115A1 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 |
| 02/27/2002 | CN1337562A Method for making heat-exchanger pipeline |
| 02/27/2002 | CN1079710C Back extrusion process for forming manifold port |
| 02/26/2002 | US6350328 Thixotropic alloy |
| 02/21/2002 | WO2002014757A1 Bimetallic tube in a heat exchanger of an ice making machine |
| 02/21/2002 | WO2002014577A1 Method for manufacturing cylindrical thin-wall metal member |
| 02/21/2002 | WO2002014563A1 Process of making alloy fibers |
| 02/21/2002 | US20020020522 Folded tube for heat exchanger, and heat exchanger including such tubes |
| 02/21/2002 | US20020020237 Hollow rack shaft |
| 02/21/2002 | US20020020164 Tubular body with deposited features and method of manufacture therefor |
| 02/21/2002 | US20020020062 Machining tool for manufacturing radial bearings, and manufacturing apparatus and manufacturing method using the same |
| 02/21/2002 | DE10038337A1 Tube profile manufacturing process involves joining reinforcing and/or functional elements to flat plate, deforming plate into tube and joining its edges |
| 02/20/2002 | EP1180403A1 Process for producing flat heat exchange tubes |
| 02/20/2002 | CN1079448C Stainless steel wire and producing method therefor |
| 02/19/2002 | US6347453 Assembly method for concentric foil regenerators |
| 02/14/2002 | WO2002011917A1 Tube formation methods and apparatus |
| 02/14/2002 | US20020017372 Metal hollow member and method for manufacturing the same |
| 02/13/2002 | EP1179719A2 Method of making a tube for a heat exchanger |
| 02/13/2002 | CN2476359Y Strong spring square roller frame |
| 02/12/2002 | US6346135 Cored wire for treating molten metal |
| 02/12/2002 | US6345425 Rollformer with transverse scorer |
| 02/12/2002 | CA2256490C Large unit weight hot-rolling process and rolling apparatus therefor |
| 02/09/2002 | CA2354241A1 Eccentric pipe sections |
| 02/08/2002 | CA2354666A1 Method of making a tube for a heat exchanger |
| 02/07/2002 | WO2001085368A8 Apparatus and method for drawing continuous fiber |
| 02/07/2002 | WO2001081021A3 Hydroforming a tubular structure of varying diameter from a tubular blank using electromagnetic pulse welding |
| 02/07/2002 | US20020014477 Arc welding wire of high feeding performance and wire drawing method |
| 02/06/2002 | EP1177966A2 Hollow rack shaft |
| 02/06/2002 | EP1177843A2 Tube formation method and apparatus |