| Patents for B23H 9 - Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects (3,245) |
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| 04/24/2013 | CN103056462A Designing method of blade molded surface electrolysis negative electrode mould protecting device |
| 04/18/2013 | US20130092323 Lightweight Flexible Mandrel and Method for Making the Same |
| 04/17/2013 | EP2580015A1 Electrochemical system and method for machining strongly passivating metals |
| 04/16/2013 | US8420972 Method of machining master link |
| 04/10/2013 | CN103028904A Preparation method of brake boosting system device and product thereof |
| 04/10/2013 | CN103028799A Punching and electric spark combined micro arrayed through hole machining method and device |
| 04/10/2013 | CN103028794A Whole blade disk electrolysis machining method and device with cathode feeding in variable-amplitude multi-way reciprocating way |
| 04/10/2013 | CN102357693B Method for machining high-precision deep hole |
| 04/10/2013 | CN102294525B Taper angle rolling pendulum mechanism for electrosparking fine reversed cone hole |
| 04/03/2013 | CN202845974U Numerical control punching and cutting machine tool |
| 04/03/2013 | CN103008807A Electrochemical discharge machining device and method based on force feedback control feeding system |
| 03/27/2013 | CN202825360U Electric spark drilling fixture for oil spraying hole on oil sprayer |
| 03/27/2013 | CN202824907U High-speed numerical controlled discharge puncher |
| 03/27/2013 | CN202824895U Rotary handpiece of high speed numerical control discharge puncher |
| 03/21/2013 | WO2013038026A1 Method and device for finishing workpieces |
| 03/21/2013 | WO2013038025A1 Method and device for finishing workpieces |
| 03/21/2013 | WO2013038024A1 Method and device for finishing workpieces |
| 03/21/2013 | US20130071053 Fluid dynamic bearing with non-linear damping |
| 03/20/2013 | EP2570230A2 Device and method for finishing workpieces |
| 03/20/2013 | EP2570229A2 Device and method for finishing workpieces |
| 03/20/2013 | EP2570228A2 Device and method for finishing workpieces |
| 03/20/2013 | EP2569121A1 Method for producing an arbitrary geometry on pistons of internal combustion engines |
| 03/20/2013 | CN202804402U Edge colliding jig |
| 03/20/2013 | CN202804400U Electric spark machining device of reversed cone hole |
| 03/20/2013 | CN102985205A Metallic component for high-pressure applications |
| 03/20/2013 | CN102974984A Method for machining steam turbine separation plate girdle holes by adopting numerical-control linear cutting machine |
| 03/19/2013 | US8397374 Micro spherical stylus manufacturing machine |
| 03/14/2013 | US20130062218 Method for producing an arbitrary geometry on pistons of internal combustion engines |
| 03/13/2013 | CN202780141U Cutting clamp of combustion compression loop type hole |
| 03/13/2013 | CN202780140U Electric spark high-speed perforating machine |
| 03/13/2013 | CN202780139U Workpiece clamp structure arranged on electric discharge machine and used for processing punch cooling bottom groove of glass mould |
| 03/13/2013 | CN102962535A High-speed perforating machine with rotary platform |
| 03/07/2013 | WO2013031011A1 Small-hole electric-discharge machining apparatus |
| 03/06/2013 | CN101878085B Electric discharge apparatus and programming device |
| 02/27/2013 | CN202752713U Electric spark machining device of small back-tapered hole |
| 02/21/2013 | DE102010046557B4 Vorrichtung zum Texturieren einer Walze Apparatus for texturing a roller |
| 02/20/2013 | CN202741876U Clamping jig for spark machine drilling |
| 02/20/2013 | CN202741875U Coreless electrode for processing deep and long holes |
| 02/20/2013 | CN202741874U Multi-angle submarine gate processing device |
| 02/20/2013 | CN202741873U Bent flow channel processing device |
| 02/13/2013 | EP2555898A1 Method and electrode for electrochemically processing a workpiece |
| 02/13/2013 | EP2555897A1 Method and device for manufacturing a cylinder of micrometric diameter |
| 02/13/2013 | CN102922067A Device for performing groove notching and machining on inside of hollow part |
| 02/07/2013 | DE102010046559B4 Vorrichtung zum Texturieren einer Walze Apparatus for texturing a roller |
| 02/06/2013 | EP2555069A1 Control of a machining operation |
| 02/06/2013 | EP2552650A2 Hand tool centering devices and methods |
| 02/06/2013 | EP2552632A2 Device and method for severing fastener heads |
| 02/06/2013 | CN102909446A Device for removing internally crossed tidy hole burrs by compositing electrolyte and micro-fine grinded powder |
| 02/06/2013 | CN102909443A Electric spark forming and on-line detection device for turbine disk |
| 01/30/2013 | CN202701537U Slide combined electro-discharge fixture |
| 01/30/2013 | CN102905833A Device and method for severing fastener heads |
| 01/24/2013 | WO2013012605A2 Bearing assemblies, apparatuses, and related method of manufacture |
| 01/24/2013 | WO2013010848A1 Vane bearing ring of a variable turbine/compressor geometry |
| 01/24/2013 | WO2013010596A1 Variable turbine/compressor geometry and associated production process |
| 01/23/2013 | CN202684254U Minute spark erosion perforating machine |
| 01/23/2013 | CN202684250U Linear cutting tool for oblique cutting and mold machined by same |
| 01/17/2013 | US20130016935 Bearing assemblies, apparatuses, and related methods of manufacture |
| 01/16/2013 | EP2544842A1 Portable edm system for making calibration standards |
| 01/16/2013 | CN102883845A Portable EDM system for making calibration standards |
| 01/16/2013 | CN102873417A Electrochemical deburring processing method for turbine disc mortises and special device thereof |
| 01/09/2013 | CN102861957A Electrical discharge machining method of inversed taper hole |
| 01/09/2013 | CN102861956A Machining method of gravity-free smelting layer air membrane hole of aviation engine turbine blade |
| 01/02/2013 | EP2540430A2 Electric discharge machining hole drilling |
| 01/02/2013 | EP2539110A2 Fastener back-out erosion devices and systems |
| 01/02/2013 | CN102858497A Fastener back-out erosion devices and systems |
| 01/02/2013 | CN102848039A Tool and fixture structure arranged on electric discharge machine for cooling glass die punch and processing bottom groove |
| 12/26/2012 | CN202622113U Deep hole processing device |
| 12/26/2012 | CN202622111U Electric discharge machining (EDM) machine tool with positioning ball |
| 12/26/2012 | CN102837170A Special drawing die hole grinding method |
| 12/26/2012 | CN102205448B Process for machining electric spark small hole by using compound electrode |
| 12/25/2012 | US8339731 Fluid dynamic bearing with non-linear damping |
| 12/25/2012 | US8338736 Extraction of chordal test specimens from forgings |
| 12/12/2012 | CN202591772U Automatic feeding mechanism for perforating machine |
| 12/12/2012 | CN202591771U Micropore electrochemical machining device |
| 12/12/2012 | CN202591770U Retarding mechanism for perforator |
| 12/12/2012 | CN102179585B Capillary cathode-based small-conicity micro-hole electrochemical machining device and method |
| 12/12/2012 | CN101954759B Method for manufacturing lightweight dot-matrix coreboard by electrospark perforation |
| 12/05/2012 | CN202571516U Linear cutting gear clamp |
| 12/05/2012 | CN1929947B Method and device for producing an internal thread by automatically machining in a bore |
| 11/28/2012 | EP2527258A1 Method for manufacturing a boom for spacecraft |
| 11/28/2012 | CN102803545A Thermal Spraying Preprocessing Geometry, Thermal Spraying Preprocessing Method, And Thermal Spraying Preprocessing Device |
| 11/28/2012 | CN102794516A Blisk blade profile subtle electrochemical machining electrode and machining method |
| 11/28/2012 | CN102218638B Process method for repairing gas turbine vanes by micro-arc deposition coating |
| 11/28/2012 | CN101433988B Method for processing mold of bottle-neck type product |
| 11/22/2012 | DE102012204783A1 Closure assembly and method of manufacturing same Closure assembly and method of manufacturing same |
| 11/21/2012 | CN202539730U Electrospark wire-electrode cutting and punching combined machine tool |
| 11/21/2012 | CN102785058A components with precision surface channels and hybrid machining method |
| 11/21/2012 | CN102784985A Multi-station numerically controlled machine tool for electrochemical deburring and polishing in high-pressure water and working method thereof |
| 11/21/2012 | CN101979203B Method for controlling quality of micro hole machined by electric spark on line |
| 11/15/2012 | WO2012152254A1 Machine for electrochemical metal machining |
| 11/15/2012 | WO2012102993A3 Positioning method and device for forceless electrical emission disintegration |
| 11/15/2012 | CA2835456A1 Electrochemical metal-machining apparatus |
| 11/14/2012 | CN102773573A Electric spark deep blind hole machining device |
| 11/14/2012 | CN102179584B Electrochemical machining device for multi-head arc screw rods |
| 11/14/2012 | CN102069250B Combined punching device and punching process for electric spark wire cutting machine tool |
| 11/08/2012 | WO2012123421A3 Process and apparatus for electrochemically machining workpieces |
| 11/08/2012 | DE102011100174A1 Electrochemical machining system for electrochemical machining of workpiece, has cathode holder, which is provided with replaceable cathode, power supply line and electrolyte supply |
| 11/07/2012 | CN102764920A Processing method for double-side outward-expanded metal micro-hole array |
| 11/07/2012 | CN102198549B Electrochemical machining method and device for pulsating flow field tube electrode |
| 11/07/2012 | CN101767233B Step and zone type integral impeller electrolytic processing process and device |