| Patents for B21D 31 - Other methods for working sheet metal, metal tubes, metal profiles (2,523) |
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| 10/20/2011 | US20110252856 Hot press forming method |
| 10/13/2011 | US20110247512 Method for producing doctor blades |
| 10/06/2011 | US20110239725 System and method for preventing warpage of metal components during manufacturing processes |
| 10/06/2011 | US20110239428 Stent crimping apparatus and method |
| 10/05/2011 | CN102205371A Punching mould for filter screen |
| 10/05/2011 | CN102205368A Automatic net-making machine |
| 09/29/2011 | US20110236716 Method for producing shaped elements from sheet steel galvanized on one or both sides |
| 09/29/2011 | US20110232354 Method and apparatus for producing hardened formed parts |
| 09/27/2011 | US8024954 Method for making a cold-worked article |
| 09/22/2011 | US20110226033 Method and a press tool for manufacturing a separation disk |
| 09/22/2011 | DE102010011973A1 Verfahren zur Herstellung eines Türaufprallträgers Process for manufacturing a door impact beam |
| 09/21/2011 | CN201978992U 一种扁钢管成形装置 One kind of flat steel pipe forming apparatus |
| 09/21/2011 | CN102189184A Stamping die |
| 09/21/2011 | CN102189172A Metal plate edge thickening machine |
| 09/20/2011 | US8020423 Electronic casing and method of manufacturing the same |
| 09/20/2011 | US8020422 Tubular product and manufacturing method and manufacturing device thereof |
| 09/20/2011 | CA2638730C Method for improving residual stress of structure member |
| 09/15/2011 | US20110223443 Metallic components for use in corrosive environments and method of manufacturing |
| 09/15/2011 | US20110219847 Circular groove pressing mechanism and method for sputtering target manufacturing |
| 09/15/2011 | US20110219843 Metal plate material hot press molding apparatus and hot press molding method |
| 09/14/2011 | CN102179444A Insert, method for producing the same, and method for producing long product provided with the same |
| 09/08/2011 | US20110214785 method for forming a tubular medical device |
| 09/08/2011 | US20110214475 Process for manufacturing stamped products, and stamped products prepared from the same |
| 09/08/2011 | US20110214474 Method of manufacturing a tubular member |
| 09/08/2011 | US20110214471 Portable rescue tool and method of use |
| 09/08/2011 | DE102010010743A1 Umformmaschine zur Herstellung von Formteilen Forming machine for producing molded parts |
| 09/07/2011 | CN201960032U 一种直口形状金属薄壁筒的挤口装置 A direct-mouth shape of the metal thin-walled tube extrusion port device |
| 09/07/2011 | CN102172820A Integral forming method for nut board |
| 09/07/2011 | CN102172713A Omnidirectional swing stopping device for pressure head |
| 09/07/2011 | CN102172712A Methods for forming blade double-faced cutting edge and metal plate double-faced straight edge |
| 09/07/2011 | CN102172711A Packaging belt producing machine |
| 09/01/2011 | US20110209518 Mandrel with retention sleeve and methods of using the same |
| 08/31/2011 | EP2361701A1 Hydraulic radial pressing device |
| 08/30/2011 | US8006534 Wire or rod bender |
| 08/25/2011 | US20110203343 Method To Achieve A Stiffened Curved Metallic Structure And Structure Obtained Accordingly |
| 08/24/2011 | CN201940463U 冰箱冰柜蒸发器d型管成型装置 Fridge freezer evaporator d-tube forming apparatus |
| 08/18/2011 | US20110198821 Control arm, and method of producing a control arm |
| 08/16/2011 | US7997114 Method of stamping multilayer sheets |
| 08/16/2011 | CA2663922C Downhole apparatus and method for expanding a tubing |
| 08/11/2011 | US20110195270 Systems and methods for processing alloy ingots |
| 08/11/2011 | US20110195269 Systems and methods for forming and processing alloy ingots |
| 08/11/2011 | US20110192563 Proximally Self-Locking Long Bone Prosthesis |
| 08/11/2011 | US20110192562 Stamper for microneedle sheet, production method thereof, and microneedle production method using stamper |
| 08/11/2011 | US20110192204 Method and apparatus for the production of a bent part |
| 08/10/2011 | CN101862789B Production line of C-shaped steel for tensile steel frame mesh |
| 08/04/2011 | US20110189480 Magnesium Fastener Manufacturing Method and A Magnesium Fastener Member Produced Thereby |
| 08/04/2011 | US20110186795 Highway Guardrail Post |
| 08/03/2011 | CN101400460B Punch, apparatus and method for forming opposing holes in a hollow part, and a part formed therefrom |
| 07/28/2011 | US20110182765 Use of a steel alloy |
| 07/28/2011 | US20110179848 Nanostructured commercially pure titanium for biomedicine and a method for producing a rod therefrom |
| 07/26/2011 | US7984551 Fabricated vehicle wheel and method for producing same |
| 07/21/2011 | US20110174868 Closed structure parts, method and press forming apparatus for manufacturing the same |
| 07/21/2011 | US20110174473 Methods of forming enhanced-surface walls for use in apparatae for performing a process, enhanced-surface walls, and apparatae incorporating same |
| 07/21/2011 | US20110174048 Reflare tool and process |
| 07/21/2011 | DE102006002146B4 Vorrichtung zur Herstellung eines Bauteils durch inkrementelle Umformung eines Metallblechs und Verfahren zur Herstellung einer Skelettpatrize Apparatus for producing a component through incremental forming of a metal sheet and method for manufacturing a Skelettpatrize |
| 07/20/2011 | CN102131597A Metal forming process and welded coil assembly |
| 07/20/2011 | CN102125963A Feeding wheel of telecommunication battery expanded mesh machine |
| 07/19/2011 | US7980111 Bending tool |
| 07/19/2011 | CA2439696C Method and apparatus for texturing a metal sheet or strip |
| 07/14/2011 | US20110167587 Method of Manufacturing Composite Bushing Substrate |
| 07/13/2011 | CN201895037U Novel cymbal dotting machine |
| 07/13/2011 | CN102120240A Method for quickly making molded surface of metal plate |
| 07/12/2011 | US7978951 Bulkhead with angled openings and method |
| 07/12/2011 | CA2689962C Expanding multiple tubular portions |
| 07/07/2011 | US20110162750 Flexible pipe for conveying hydrocarbons having a high corrosion resistance, and method for making same |
| 07/07/2011 | US20110162430 Metal member manufacturing method, indenter and metal member manufacturing apparatus |
| 07/05/2011 | US7971467 Stamping device and stamping method |
| 07/05/2011 | US7971466 Press-formed member having corner portion, press-formed member manufacturing apparatus and press-formed member manufacturing method |
| 07/05/2011 | US7971463 Stir forming apparatus |
| 06/30/2011 | US20110159314 Quenchable steel sheet having high hot press workability and method of manufacturing the same |
| 06/29/2011 | EP1590108B1 Method for providing a logo on the pull tab of a can end |
| 06/29/2011 | CN102107243A Self-weight thermal forming process for titanium alloy thin-wall cylindrical part |
| 06/23/2011 | US20110147921 Flange for Semiconductor Die |
| 06/22/2011 | EP1740328B1 Method of manufacturing a stamped biopsy forceps jaw |
| 06/22/2011 | CN201871604U Gas wood-grain machine |
| 06/22/2011 | CN102101135A Head hitting device of steel pipe |
| 06/22/2011 | CN102101134A Forming method for positioning structure of extension tube |
| 06/16/2011 | WO2011047863A3 Vehicles having an explosion, fire and surge protection device |
| 06/14/2011 | US7958766 Self-aligning tools and a mandrel with retention sleeve |
| 06/09/2011 | DE102010050778A1 Device for increase of wall thickness on end of pipe, has chuck jaw with contact surface and mounting hole for clamping pipe at its end, and deformation tool with base support |
| 06/08/2011 | CN201855877U Outer tube die for processing interface-free type heat exchange spiral tube |
| 06/03/2011 | WO2011065990A1 Stretch forming apparatus with supplemental heating and method |
| 06/03/2011 | CA2786126A1 Stretch forming apparatus with supplemental heating and method |
| 06/02/2011 | US20110129756 Interconnect for a fuel cell, a method for manufacturing an interconnect for a fuel cell |
| 06/01/2011 | CN201848478U Honeycomb core stretching device |
| 06/01/2011 | CN102078898A Cymbal dotting machine |
| 05/31/2011 | US7950119 Battery pole plate grid producing method, and battery producing method |
| 05/26/2011 | US20110120205 One-piece elbow hydraulic fitting designed for electric arc stud welding and process for producing the same |
| 05/25/2011 | CN201841202U Rolling device for reinforcing rib of metal screen of air filter |
| 05/25/2011 | CN102069102A Method for molding and manufacturing metal pipe |
| 05/19/2011 | US20110116966 Aluminum alloy, method of casting aluminum alloy, and method of producing aluminum alloy product |
| 05/18/2011 | CN201832896U Punching machine body of round-hole sieve plate |
| 05/18/2011 | CN102059290A Inner diameter finishing machine tool of small-size connecting bend |
| 05/13/2011 | CA2720808A1 A method of forming a component of complex shape from sheet material |
| 05/12/2011 | US20110111277 Current collector for non-aqueous electrolyte secondary battery, electrode for non-aqueous electrolyte secondary battery, production methods thereof, and non-aqueous electrolyte secondary battery |
| 05/12/2011 | DE102009052408A1 Verfahren zur Bearbeitung eines Werkstücks A method for machining a workpiece |
| 05/11/2011 | CN201823820U Shaping device for deburring steel belt |
| 05/10/2011 | US7937982 Hard disk destruction apparatus and method |
| 05/05/2011 | US20110104512 Stretched strips for spacer and sealed unit |
| 05/05/2011 | US20110101630 Bend shape for anti-roll bar |