| Patents for B21K 21 - Making hollow articles not covered by any single one of groups (1,317) |
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| 11/01/2012 | US20120273097 Sputtering targets, sputter reactors, methods of forming cast ingots, and methods of forming metallic articles |
| 10/25/2012 | US20120268067 Charging Station for Electric Vehicles |
| 10/23/2012 | US8291592 Method of lengthening a container well of a railcar |
| 10/18/2012 | DE102011017358A1 Method for steering bicycle, involves setting bicycle frame vertical with respect to steerable front wheel during curve of rider based on steering angle |
| 10/03/2012 | EP2504117A1 Reinforcement-linking device and manufacturing method thereof |
| 10/02/2012 | CA2584533C Method and apparatus for the manufacture of a terminal for a lead-acid type accumulator and a terminal manufactured therewith |
| 09/27/2012 | WO2012128733A1 Method for manufacturing hollow forged pieces and forging system for carrying out said method |
| 09/20/2012 | US20120237434 Split Flow Contactor |
| 09/13/2012 | US20120231414 Fatigue-Resistant Nitinol Instrument |
| 09/11/2012 | US8261633 Adjustable diameter pivot shaft for a hand tool |
| 08/08/2012 | EP2170540B1 Method for the production of hot-finished seamless pipes having optimized fatigue properties in the welded state |
| 08/08/2012 | CN101109068B Sputtering targets, sputter reactors, methods of forming cast ingots, and methods of forming metallic articles |
| 08/02/2012 | US20120192753 Flexible fragmentation sleeve |
| 07/31/2012 | US8230568 Bathtub accessory device and method |
| 07/25/2012 | EP2477765A1 Component, especially control arm for a vehicle |
| 07/18/2012 | CN102581211A Cold forming method for integral aluminum alloy pull rod of aircraft |
| 07/18/2012 | CN102581210A Forging method for thermoforming cylindrical forging by using hollow casting blank |
| 07/17/2012 | US8220123 Method and apparatus for converting coal classifier outlet to turret adapted for diffusion technology |
| 07/11/2012 | CN102574196A Method for manufacturing mechanical part excellent in rolling fatigue life |
| 07/11/2012 | CN102554114A Ring forging and rolling processing method of bearing ring parts used for large-scale wind turbine unit |
| 07/05/2012 | WO2012091368A2 Method for manufacturing inner structure of regenerative cooling type combustion chamber |
| 07/04/2012 | CN1880175B Metal blank for hot dilation forming |
| 07/04/2012 | CN101941040B Cold-forging die of lamp cup and manufacture method of lamp cup |
| 07/04/2012 | CN101927312B Method for processing TC4 titanium alloy into forged rings |
| 07/03/2012 | US8210455 Deep drawn nozzle for precision liquid dispensing |
| 07/03/2012 | US8210065 Out-of-plane configuration-adjusting mechanism, system, and method |
| 06/28/2012 | WO2012086573A1 Punch for cold backward extrusion forging |
| 06/27/2012 | EP2205377B1 Method for producing a lubricant feed of an axial bearing |
| 06/27/2012 | CN102513781A Hyper semiring forging process |
| 06/27/2012 | CN102513780A Forging process of large forged ring |
| 06/14/2012 | US20120145029 Grenade mechanism |
| 06/13/2012 | CN102489660A Forging forming process of heteromorphic transition section of super large pressure vessel |
| 05/30/2012 | EP2456489A1 Methods to provide a feature on a needle |
| 05/23/2012 | CN102470218A Methods to provide a feature on a needle |
| 05/17/2012 | US20120118524 Core die with variable pins and process for producing a core |
| 05/03/2012 | US20120103140 Tool for Removing Object from the Body of a Patient |
| 05/02/2012 | CN102430694A Extruding process of aluminum alloy air cylinder blank |
| 05/02/2012 | CN101585070B Triple-double method forging new process of 6-meter level aluminum alloy forged ring hydraulic press |
| 04/25/2012 | EP2444170A1 Distribution extruding forming device and distribution extruding forming method |
| 04/10/2012 | US8151462 Method of making a flow shaper for a sprinkler assembly |
| 04/10/2012 | US8151460 Heat exchanger deep bundle air extractor and method for modifying |
| 04/10/2012 | US8151436 Method of forming member, valve guide and method of forming the same, and method of forming tubular member |
| 03/22/2012 | US20120067198 Penetrator And Method Of Manufacture Same |
| 02/23/2012 | US20120042708 Indexing machine with a plurality of workstations |
| 02/15/2012 | CN101264506B 压力容器锻件的加工方法 Pressure vessel forgings processing methods |
| 02/14/2012 | US8112858 Method for transforming a container into an article |
| 02/02/2012 | US20120024180 Reactive shaped charge, reactive liner, and method for target penetration using a reactive shaped charge |
| 01/26/2012 | US20120019990 Brake stand systems |
| 01/26/2012 | US20120017795 Projectile modification method |
| 01/24/2012 | US8099867 Method for manufacturing of fuel nozzle floating collar |
| 01/18/2012 | CN102319868A Forging molding method of large-scale aluminum alloy conical ring |
| 01/12/2012 | US20120006220 Projectiles for marking targets, methods of manufacturing the same, and methods of utilizing the same |
| 01/10/2012 | US8091198 Reconfigurable pallet |
| 01/05/2012 | DE19714753B4 Verfahren zum Formen eines geschlossenen Behälterbodens an einem rohrförmigen Werkstück aus Metall A method for forming a closed container base at a tubular metal workpiece |
| 12/29/2011 | US20110314887 Screw plug made of a metallic material, method for the production thereof, corresponding blank, and corresponding tool |
| 12/29/2011 | DE10002540B4 Vorrichtung und Verfahren zum Einziehen der Enden eines Rohres, insbesondere der Enden eines Katalysatorgehäuses Apparatus and method for pulling in the ends of a pipe, in particular the ends of a catalytic converter housing |
| 12/21/2011 | EP1430969B1 Vibration isolating bushing and method of producing the same |
| 12/06/2011 | US8069545 Method for changeover of a blow molding machine |
| 12/06/2011 | CA2467810C Method of manufacturing a hollow blade for a turbine engine |
| 11/22/2011 | US8061237 Manufacturing razor blades |
| 11/22/2011 | US8061002 Combined cycle power generation |
| 11/17/2011 | WO2011123073A3 Cartridge case and forming method for its manufacture |
| 11/15/2011 | US8056232 Method for manufacturing of fuel nozzle floating collar |
| 11/10/2011 | WO2011099711A3 Method for manufacturing a contact tip for a welding torch through forging |
| 11/09/2011 | CN101176905B Method of forming member, valve guide and method of forming the same and method of forming tubular member |
| 10/27/2011 | US20110259149 Method and apparatus for a cutting tool |
| 10/13/2011 | WO2011124836A1 Process for manufacturing forgings made of light alloy, incorporating solid or thinned-down sections |
| 10/06/2011 | WO2011123073A2 Cartridge case and method for manufacturing thereof by way of pipe deformation |
| 09/29/2011 | DE112009002427T5 Vefahren zum Herstellen von Abrasivwasserstrahl-Mischrohren Vefahren for the manufacture of abrasive waterjet mixing tubes |
| 09/21/2011 | EP2197606B1 Method for producing hollow forged parts |
| 09/07/2011 | CN101780518B Forming technology for forging seamless steel pipe with large diameter and extra thick wall under ultrahigh pressure |
| 09/06/2011 | US8011094 Method of converting diesel engine to natural gas engine |
| 09/01/2011 | WO2011104189A1 Method and device for impact-extruding workpieces |
| 09/01/2011 | WO2011103985A1 Method and tool for producing a component and a component produced by forming |
| 09/01/2011 | US20110209600 Highly-Filled, High-Viscosity Paste Charge, And Method And Device For Production Thereof |
| 09/01/2011 | CA2788222A1 Method and tool for producing a component and a component produced by forming |
| 08/30/2011 | CA2472817C Methods for the cold extrusion of metallic elements with dead or through holes and plant for carrying out said methods |
| 08/18/2011 | WO2011099711A2 Method for manufacturing a contact tip for a welding torch through forging |
| 08/11/2011 | US20110192038 Hollow Handle Flatware and Method of Making a Hollow Handle Flatware |
| 08/09/2011 | US7992303 Hair clipper with improved blade control structures |
| 08/04/2011 | US20110185902 Column for bringing two fluids into contact |
| 08/03/2011 | EP1107845B2 Process for manufacturing pipes |
| 07/28/2011 | US20110182394 Top nozzle for nuclear fuel assembly having spring insert hole improved in fastening stability and method of manufacturing the same |
| 07/26/2011 | US7984548 Method for modifying a compressor stator vane |
| 07/20/2011 | EP1572394B1 Screw plug made of a metallic material, method for the production thereof, corresponding blank, and corresponding tool |
| 07/20/2011 | CN102126107A Forging process of forged rings |
| 07/07/2011 | US20110162183 Method of retrofitting stair railing system with an adjustable baluster |
| 06/30/2011 | DE10008659C5 Vorrichtung und Verfahren zur Herstellung eines Hohlteiles aus einem zylinderförmigen Rohling Apparatus and method for producing a hollow part of a cylindrical blank |
| 06/22/2011 | DE10318177B4 Verfahren zur Herstellung eines Flanschrohr-Metallteils A method for producing a flanged pipe-metal part |
| 06/21/2011 | US7963033 Remotely mountable turbo system and method of installing |
| 06/16/2011 | US20110142524 Transportation roller, transportation unit, printing apparatus, and method of manufacturing transportation roller |
| 06/16/2011 | US20110138628 Method for manufacturing injection hole member |
| 06/03/2011 | WO2011064466A1 Reinforcement-linking device and manufacturing method thereof |
| 06/02/2011 | US20110126413 Razor cartridge components with indicia |
| 05/31/2011 | US7950153 Method of manufacturing a steering rack |
| 05/24/2011 | US7946033 Method and apparatus for manufacturing a lead terminal |
| 05/05/2011 | WO2011051496A1 Method for producing a hollow body |
| 05/05/2011 | US20110100245 Method and apparatus for a projectile incorporating a metastable interstitial composite material |
| 05/04/2011 | CN102039363A Method for manufacturing overlong internally thickened drill rod |
| 05/04/2011 | CN101569915B Method of controlling shape of internal upset transition zone free surface in oil drill pipe |