Patents
Sitemap › B21 - Mechanical metal-working without essentially removing material; Punching metal › B21J - Forging; Hammering; Pressing; Riveting; Forge furnaces › B21J 5 - Methods for forging, hammering, or pressing; Special equipment or accessories therefor
Patents for B21J 5 - Methods for forging, hammering, or pressing; Special equipment or accessories therefor (5,577)
04/2014
04/09/2014CN203526441U Forging mold of framework forge piece
04/09/2014CN103706754A Precision forging plastic molding process for internal toothed rings of planetary speed reducers
04/09/2014CN103706749A Die-forging forming die and process of output end journal of low-speed diesel engine
04/09/2014CN103706746A Semi-closed type extrusion forging process with supporting shaft knuckle
04/09/2014CN103706745A Method for manufacturing damping shaft sleeve
04/09/2014CN103706744A Petroleum drill rod joint horizontal die forging technology and die forging device
04/09/2014CN103706743A Die-forging forming process of titanium-alloy forged drum piece
04/09/2014CN103706742A Machining method of automobile rocker
04/09/2014CN103706741A Hot forging and molding process for oxygen free copper material
04/09/2014CN103706740A Forging method of circular GH105 high-temperature alloy forging
04/03/2014WO2014047670A1 Machine tool and method for machining a workpiece
04/03/2014US20140090440 Method for Manufacturing a Damping Shaft Sleeve
04/02/2014CN103695819A Pre-pressing forging process for rail vehicle bogie shaft box
04/02/2014CN103695818A Final pressure forging process of truck journal box for rail vehicle
04/02/2014CN103692160A Forging method for stabilizer bar used for excavator
04/02/2014CN103692149A Precision forging plastic molding production process of filter shell
04/02/2014CN103691875A Connecting rod bushing interference assembling method
04/02/2014CN103691862A Method for upsetting of connector sections at two ends of heavy weight drill pipe
04/02/2014CN103691861A Forging process for heading middle of long bar
04/02/2014CN103691860A Machining method for effectively improving quality of large forging
04/02/2014CN103691859A Die forging molding method for mounting seat
04/02/2014CN103691858A Method for forging venturi pipe
04/02/2014CN103691857A Method for forging isotropous rectangular shaft forging
04/02/2014CN103691855A Method for rolling rectangular structural steel ring blank to form irregularly-shaped thin-walled ring part
04/02/2014CN102581189B Method for forging annular cylinder by aid of electroslag remelted hollow blank
04/02/2014CN102335702B Formation method for improving finishing accuracy of universal joint sliding sleeve and mould thereof
04/02/2014CN102284664B Semi-solid forming die and forming method for cavity-variable axisymmetric part
04/01/2014US8683689 Method for manufacturing constituents of a hollow blade by press forging
04/01/2014CA2569180C Method and tool for the production of three-dimensional attachments by forming and fine blanking operations
03/2014
03/27/2014WO2014044271A1 Method and device for producing grooved bolts
03/26/2014EP2711106A2 Method for producing wide, flange-like thickenings on hollow bodies
03/26/2014CN203495110U Automatic loading machining connecting device for heating and upsetting excavator bucket teeth
03/26/2014CN103667800A Precise forging method for CoCrMo alloy artificial joint
03/26/2014CN103659208A Forging technology for 4Cr13 circular mold
03/26/2014CN103659186A Medical titanium alloy artificial joint precise forging method
03/26/2014CN103658499A Starter gear face tooth cold forging technology
03/26/2014CN103658479A Technology for forging squeeze roller of cement roller press
03/26/2014CN103658478A Manufacturing method of nuclear power evaporator transition cone forge piece
03/26/2014CN103658477A Forging process of titanium alloy blades
03/26/2014CN103658476A Integrated forming method for thick-wall hollow forge piece with boss on abnormal end face excircle
03/26/2014CN103658475A Airplane two-seater canopy framework integral-forging method
03/26/2014CN102644038B Production method of steel for automobile connecting rods
03/26/2014CN102513485B Two-step heat press-forging molding method of magnesium alloy thin-wall element and molding die
03/26/2014CN102441584B Preparation method of thick slab of chamfer titanium alloy
03/26/2014CN102350476B Method for manufacturing large cake forgings of high-carbon and high-chromium cold working die steel
03/26/2014CN102350474B Control method for hot forging structure property of Mn18Cr18N steel retaining ring
03/20/2014DE102012022582B3 Method for producing spring tine for agricultural implement, involves transforming steel bar into length upper region by cross-diving process, and into lower region by longitudinal folding process, so as to form S-shaped spring tine
03/19/2014EP2706835A1 Stalk roll for use in stalked crop harvesting header
03/19/2014CN103643183A Axle box body forging process of bogie of railway vehicle
03/19/2014CN103642996A Manufacturing method and thermal treatment method of alloy steel forge piece
03/19/2014CN103640691A Titanium alloy rocker die forging structure
03/19/2014CN103639336A Tie-rod-ball blank upsetting mold
03/19/2014CN103639335A Forging method of titanium-aluminum alloy plate blank
03/19/2014CN102489643B Cold heading manufacturing process of copper ring for automobile generator
03/19/2014CN102300653B Forging Method and device
03/13/2014WO2014038487A1 Member-manufacturing process and biomaterial
03/13/2014WO2014036985A1 Method and device for directly screwing together at least two components without a pilot hole using a holding down clamp
03/12/2014EP2705916A2 Drilling tool and use of a drilling tool
03/12/2014CN203470789U Automatic upsetting device
03/12/2014CN103624200A One-shot forming process for forging porcelain insulator iron cap
03/12/2014CN103624199A Reverse forging method of forged pipes and plates
03/12/2014CN102686763B Process for producing brake piston
03/12/2014CN102632172B Method for determining uneven-thickness blank for realizing local loading forming of rib-plate-shaped three-dimensional component
03/12/2014CN102527894B Roll-forging blank making method for G2500 crankshaft
03/06/2014WO2014033362A1 Method for producing a cartridge chamber
03/05/2014EP2703100A1 Fabrication method for stepped forged material
03/05/2014CN203459871U Forming and finishing system for bell housing roller path of universal joint
03/05/2014CN203459604U Punching machine for ball pin forging forming
03/05/2014CN103619506A Method for producing magnesium alloy material and rod produced from magnesium alloy
03/05/2014CN103611860A Metal axial roller-grinding forming machine and roller-grinding forming technique thereof
03/05/2014CN103611859A Method for cold precision forging of T-shaped iron by mesoporous flow distribution technology
03/04/2014US8661867 Radioactive substance container, manufacturing apparatus thereof and manufacturing method thereof
02/2014
02/27/2014WO2014030327A1 Round steel material for cold forging
02/26/2014CN203448595U Forging equipment for forming annealing furnace bottom plate
02/26/2014CN103600015A Device and method for manufacturing mould of mini-sized impeller with high height-thickness ratio
02/26/2014CN103600013A Process for cold heading forming of ball head pin with holes
02/26/2014CN102632173B Method for determining thickness-unequal blank for two-dimensional local loading and forming
02/26/2014CN102601281B Method for determining blanks of different thickness for local loading forming of three-dimensional frame-shaped member
02/20/2014WO2014026635A1 Hot forging process for high-performance tantalum target material
02/19/2014CN203437577U Heading processing die of valve rods smaller than 20 inches
02/19/2014CN103586393A Device used for machining automobile safety belt force limit torsion rod
02/19/2014CN103586382A Method and device for manufacturing double axle tube blanks at one time in a local electric upsetting mode
02/19/2014CN103586381A Cold-forging forming method for flange parts with round corners smaller than R zero point five
02/18/2014US8650921 Method and device for explosion forming
02/13/2014WO2014025608A1 Rivet setting machine
02/13/2014WO2014025022A1 Press-forming device, press-forming method using same, and rotor core of alternating-current generator for automobile manufactured using this press-forming method
02/13/2014DE112006000619B4 Verfahren zum Herstellen einer Lenkungszahnstange A method of manufacturing a steering rack
02/12/2014CN103582541A Method for the simultaneous production of a first and a second piston part
02/12/2014CN103567721A Forging method for connection shackle
02/12/2014CN103567719A Swivel forging method
02/12/2014CN103567718A Swivel shackle forging method
02/12/2014CN103567717A Molding process and finishing equipment of BJ type CVJ (constant velocity universal joint) bell housing raceway
02/12/2014CN103567341A Forging method for CAP1400 nuclear power pressure vessel pipe connecting section
02/12/2014CN103567340A Novel precision forging technology of straight toothed spur gear for automobile and mold
02/12/2014CN103567339A Forging method for elliptical seal head of CAP1400 steam generator
02/12/2014CN103567338A Metal element manufacturing method
02/12/2014CN103567337A Dual-phase steel hot processing method
02/12/2014CN103567253A Large diameter copper pipe production process
02/06/2014US20140033786 Fabricating method for fabricating metallic member
02/05/2014EP2692458A1 Method and device for producing a metallic hollow block from a metallic block
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