| Patents for B23H 1 - Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric (3,662) |
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| 11/20/2008 | DE102007023709A1 Electrode for electrical erosion process for producing embossing rollers, has layer, which is removed from area corresponding to pattern of embossing roller such that exposed surface exhibits partial electrode of electrode |
| 11/19/2008 | CN100434217C Electric spark processing technical method of group electrode having large quantity micropore and its device |
| 11/18/2008 | CA2159140C High speed electrical discharge surface preparation of internal surfaces for thermal coatings |
| 11/13/2008 | US20080277383 Apparatus for removing debris from the cutting gap of a work piece on a wire electronic discharge machine and method therefor |
| 11/12/2008 | CN101304832A Micro-fine shaft forming method, micro-fine shaft formed by the method and micro-fine shaft forming apparatus |
| 11/12/2008 | CN101302598A Sintered carbide tool, cutting system and cutting method thereof |
| 11/05/2008 | CN201143584Y High speed perforation tubular-shaped electrode |
| 10/30/2008 | WO2008129820A1 Discharge detection method and discharge processing device |
| 10/29/2008 | CN201140308Y Linear electrical discharge grinding system |
| 10/29/2008 | CN101293293A Spark machine tool special for tyre mould process |
| 10/29/2008 | CN100429015C Metal mould for producing polyhedral wall can and said mould and method for producing the can |
| 10/22/2008 | CN201136075Y Dentiform electric spark expanding and processing rotating electrode by local directional inner spraying liquid-feeding of sparking liquid |
| 10/22/2008 | CN101291768A Power supply control apparatus for discharging processor |
| 10/16/2008 | US20080251500 Controller for wire-cut electrical discharge machines |
| 10/15/2008 | EP1535683B1 Discharge-processing power source device |
| 10/09/2008 | US20080245780 Electro-Discharge-Machine Machining Condition Optimization Method |
| 10/09/2008 | US20080245773 Electrode Wire With Multi-Coated Layers For Electrical Discharge Machining and Method of Manufacturing the Same |
| 10/08/2008 | EP1976449A1 System to manufacture custom orthodontic appliances, and related process |
| 10/07/2008 | CA2470875C Small-hole electrical discharge machining device and multiple diesinking-and-small-hole electrical discharge machining device, and method for multiple diesinking-and-small-hole electrical discharge machining with the same device |
| 10/02/2008 | DE112006000860T5 Elektroentladungsbearbeitungsgerät und Elektroentladungsbearbeitungsverfahren Electrical discharge machining apparatus and electro-discharge machining process |
| 10/01/2008 | CN101277778A Power supply control apparatus for discharging processor |
| 09/25/2008 | US20080230521 Power Supply Apparatus for Electric Discharge Machine and Power Supply Control Method |
| 09/24/2008 | CN100420534C Method for carrying out trepanning through electric spark based on wire frame type electrode |
| 09/23/2008 | US7428444 Method for under-sizing electrodes for polygonal orbit electric discharge machining |
| 09/18/2008 | US20080223828 Step-down plunge electrodischarge machining |
| 09/18/2008 | US20080223827 Wire retrieving device for cutting machine |
| 09/17/2008 | CN101266479A Electrode intelligent detection system |
| 09/17/2008 | CN101264537A Electric spark truing method for complex surface metallic anchoring agent diamond wheel |
| 09/17/2008 | CN101264536A Metallic anchoring agent abrasive wheel electric spark precision truing device |
| 09/17/2008 | CN101264535A Ultrasonic vibration jetting type electric spark composite processing technique and special-purpose equipment |
| 09/17/2008 | CN100418685C Electric spark forming processing machine tool for processing non-conductive hard material and its processing method |
| 09/17/2008 | CN100418683C Cutting method and machine and rib electrode for electric discharge machining |
| 09/10/2008 | CN101259548A Composite electrode for fine electric spark processing |
| 09/10/2008 | CN100417485C Electrical discharge machining apparatus |
| 09/04/2008 | WO2008106155A1 Edm process for manufacturing reverse tapered holes |
| 09/03/2008 | CN101254559A Numerical control electrospark wire-electrode cutting processing gapping place crest voltage regulating device |
| 08/28/2008 | US20080203069 EDM process for manufacturing reverse tapered holes |
| 08/28/2008 | US20080203068 Power Supply-Control Device for Electrical Discharge Machining Apparatus |
| 08/28/2008 | DE102007009191A1 Erodierelektrode für eine Funkenerosionsvorrichtung Erosion electrode for an electric discharge device |
| 08/27/2008 | CN201105349Y Electrode wire for electro-discharge machining |
| 08/27/2008 | CN201105348Y Electric spark tool removing metal work-piece deep-hole broken drill bit |
| 08/27/2008 | CN101253016A Apparatus and method for electricity discharge machining |
| 08/21/2008 | US20080201010 Punch machining program generating device, recording medium storing a program for generating a punch machining program, and wire-cut electric discharge machine |
| 08/21/2008 | US20080197115 Electrical Discharge Machine |
| 08/21/2008 | US20080196237 Method and apparatus for manufacturing honeycomb compact-body molding die |
| 08/20/2008 | EP1958292A2 Edm electrodes by solid free - form fabrication |
| 08/20/2008 | CN100411795C Automat for replacing electrode in pore electric discharge machine |
| 08/13/2008 | CN101239409A Micro-hole electric spark shunting processing method and shunting device |
| 08/06/2008 | CN201095048Y Vertical horizontal dual-purpose rotating shaft |
| 08/06/2008 | CN101235563A Method for manufacturing upper leather collar pin |
| 08/06/2008 | CN101234442A Electrode wire for spark erosion |
| 07/31/2008 | US20080179297 Bevel etcher with gap control |
| 07/31/2008 | US20080179296 Electrode wire for spark erosion |
| 07/31/2008 | US20080179295 Wire collecting mechanism for wire-cut electrical discharge machine |
| 07/30/2008 | CN201091948Y Self-guided composite material tube electrode and electric spark deep eyelet processing device thereof |
| 07/30/2008 | CN101232965A Fluid quality control method and device, as well as discharge processor using the same |
| 07/30/2008 | CN101229622A Method of measuring critical discharging gap |
| 07/30/2008 | CN101229599A Digital pulse power source |
| 07/30/2008 | CN100406182C Electrode tube storing method and unit for fine hole discharge machining |
| 07/24/2008 | WO2008087069A2 Method and devices designed to treat defects of the residual white layer left by the electrical discharge machining process |
| 07/24/2008 | WO2008086912A1 Erosion electrode of modular construction and use thereof |
| 07/24/2008 | US20080176177 Flame arrester arrangement and method of incorporating bores in a flame arrester arrangement |
| 07/24/2008 | US20080173618 Method for detecting and compensating electrode wear of electric discharge machining |
| 07/24/2008 | US20080173617 Electric discharge machining apparatus |
| 07/24/2008 | DE112006000044T5 Erodiermaschine und Erodierbearbeitungsverfahren EDM and Erodierbearbeitungsverfahren |
| 07/23/2008 | EP1946874A1 Method and devices designed to treat defects of the residual white layer left by the electrical discharge machining process |
| 07/23/2008 | EP1946873A1 Modular eroding electrode and utilisation of the same |
| 07/23/2008 | EP1946872A2 Electric discharge machining apparatus |
| 07/23/2008 | CN101224517A Processing and fabricating method of bend type cavity with changeable section |
| 07/23/2008 | CN101224515A Electric discharge machining apparatus |
| 07/23/2008 | CN101224514A Processing method of gas cooker |
| 07/23/2008 | CN100404183C Electrode for electric discharge machining and machining method for electric discharge maching for roll |
| 07/16/2008 | CN101222995A Electric spark machining device and method thereof |
| 07/16/2008 | CN100402216C Electrode wire for wire electric discharge machining |
| 07/09/2008 | CN101218192A Carbon material and method of processing carbon material |
| 07/09/2008 | CN101214567A Electric spark processing liquid |
| 07/02/2008 | CN201079878Y Welding sculpturing machine |
| 07/02/2008 | CN100398242C Method for processing dual-gate |
| 06/26/2008 | DE112004002662T5 Elektrizitätsentladungsbearbeitungsvorrichtung und Elektrizitätsentladungsbearbeitungsverfahren Electricity discharge machining apparatus and electric discharge machining process |
| 06/25/2008 | EP1377404B1 A method and a device for manufacturing a stator component or rotor component |
| 06/19/2008 | US20080142488 Compound electrode, methods of manufacture thereof and articles comprising the same |
| 06/18/2008 | EP1932611A2 Adaptive spindle assembly for electroerosion machining on a CNC machine tool |
| 06/18/2008 | CN201073708Y High-speed keyhole tool shank type punched electrode |
| 06/12/2008 | US20080135141 Relieving residual stress caused by mechanically machining by annealinghe electrode outline body; removing a surrounding wallportion from a discharge section by wire electrical discharge; preventing damage when molding a honeycomb structure; dimensional stability; automobile catalytic exhaust systems |
| 06/11/2008 | CN101198429A Apparatus for electrodischarge machining and electrodischarge machining method |
| 06/05/2008 | WO2007133258A3 Edm electrodes by solid free - form fabrication |
| 06/04/2008 | CN101190471A Mesh processing device and method |
| 05/28/2008 | CN101185984A Water-gas combined dielectric medium electric spark processing method |
| 05/28/2008 | CN101185983A Non-conducting material electric spark milling method |
| 05/22/2008 | US20080116174 Method and device for electrical discharge machining |
| 05/21/2008 | CN101184982A Material piece scooping device |
| 05/21/2008 | CN101181760A Method for processing arc orbit tunnel hole and apparatus therefor |
| 05/21/2008 | CN101181724A Method for stamping interval half gear on edge of coin and souvenir badge |
| 05/21/2008 | CN100388996C Electrodischarge machining method for working non-conductive ceramic utilizing conductive magnetic powder |
| 05/15/2008 | US20080110865 Wire Electric Discharge Machining Apparatus And Wire Electric Discharge Machining Method |
| 05/14/2008 | CN201058390Y Multiple shaft discharging processor |
| 05/14/2008 | CN101176936A Non-conducting material spark milling electrode tip |
| 05/14/2008 | CN101176935A Method and device for electrical discharge machining |
| 05/14/2008 | CN101176934A Method for milling non-conducting material spark |
| 05/07/2008 | EP1918054A1 Method and device for electrical discharge machining |