| Patents for B23H 7 - Processes or apparatus applicable to both electrical discharge machining and electrochemical machining (7,069) |
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| 10/19/2004 | US6806435 Small hole electric discharge machine drill provided with depth-specific processing means |
| 10/19/2004 | US6806433 High-strength erosion electrode |
| 10/14/2004 | US20040200807 Complex hole shaping |
| 10/13/2004 | EP1465781A1 Equipment for making ballpoint pen tips |
| 10/12/2004 | US6803537 Wire electric discharge machine including profile adjusting mechanism |
| 10/05/2004 | US6800829 Method and apparatus for repairing air-cooled airfoils |
| 09/30/2004 | US20040193306 Controller for wire electric discharge machine |
| 09/29/2004 | EP1462202A1 Controller for wire electric discharge machine |
| 09/29/2004 | CN2644071Y Electrode rotary axis group of electrodischarge machine |
| 09/29/2004 | CN1532017A Controller for electric spark line processing machine tool |
| 09/28/2004 | US6797911 Electric discharge machining electrode |
| 09/23/2004 | US20040182825 Wire electric discharge machining apparatus |
| 09/22/2004 | EP1459844A1 Method and device for truing grinding wheel and grinding device |
| 09/22/2004 | EP1459828A1 Wire electrical discharge machining apparatus |
| 09/21/2004 | US6794597 Wire electrode with a structured interface surface |
| 09/21/2004 | US6793982 Electrode of green compact for discharge surface treatment, method of producing the same, method of discarge surface treatment, apparatus therefor, and method of recycling electrode of green compact for discharge surface treatment |
| 09/16/2004 | US20040178179 Method and apparatus for preparing program for die machining |
| 09/15/2004 | EP1457852A2 Method and apparatus for preparing program for die machining |
| 09/15/2004 | EP1455981A2 Wire for high-speed electrical discharge machining |
| 09/14/2004 | US6791055 Method and apparatus for electrodischarge machining |
| 09/14/2004 | US6791054 Electrode holding and dispensing assembly for electrical discharge machining apparatus |
| 09/14/2004 | US6791053 Cad/cam device for electric discharge machine |
| 09/08/2004 | EP1283757B1 Electric discharge machining wire |
| 09/08/2004 | CN2638901Y Diamond wire guide mouth |
| 09/08/2004 | CN2638900Y Wire-moving device |
| 09/08/2004 | CN2638899Y Tooth band type portable electric spark process machine |
| 09/08/2004 | CN1526503A Electric spark processing electrode |
| 09/07/2004 | US6788019 Electric discharge machining device and electric discharge machining method |
| 09/07/2004 | US6787727 Automatic wire electrode feeder for wire electric discharge machining devices |
| 09/02/2004 | US20040172154 Wire electric discharge machining apparatus |
| 09/01/2004 | CN2637069Y Wire cutting machine up and down guide rail bearing pneumatic sealing device |
| 08/31/2004 | US6784396 Electric discharge machine for making thin hole |
| 08/31/2004 | US6784395 Electric discharge machine with changing processing parameters |
| 08/26/2004 | WO2004072332A1 Polishing fluid, method of polishing, and polishing apparatus |
| 08/26/2004 | US20040164054 Electric discharge machining electrode |
| 08/25/2004 | EP1449609A1 Electric discharge machining electrode |
| 08/25/2004 | CN1524024A Machining power supply unit for metal wire electric discharge machining machine |
| 08/24/2004 | US6781081 Wire electrode for spark erosion cutting |
| 08/24/2004 | US6781080 Wire electric discharge machine with stored discharge energy threshold function |
| 08/19/2004 | WO2004069460A1 Wire for electrical discharge machining, comprising a brass core and a copper surface layer |
| 08/18/2004 | EP1446254A2 Method and device for the electroerosive material machining of a workpiece |
| 08/12/2004 | US20040154931 Polishing liquid, polishing method and polishing apparatus |
| 08/11/2004 | CN1519072A Metallic wire discharging working implement |
| 08/10/2004 | US6774334 Wire electric discharge machining of corners |
| 08/05/2004 | WO2004065048A1 System and method for radially positioning a workpiece for electrochemical machining |
| 08/05/2004 | WO2004065047A1 Critical orifice gap setting for ecm grooving of flat plates |
| 08/05/2004 | US20040153272 Vertical calibration method for a wire cut electric discharge machine |
| 08/04/2004 | EP1442816A1 Wire electric discharge machining apparatus |
| 08/04/2004 | EP1442815A1 Wire electric dischargie machining method and wire electric discharge machine |
| 08/03/2004 | US6770188 Part fabricating method |
| 07/28/2004 | EP1440038A1 Process for generation of finely divided calcium carbonate from calcium carbonate rich industrial by-product |
| 07/28/2004 | CN2628199Y Lead screw drive mechanism for wire-cutting machine tool working table |
| 07/28/2004 | CN2628198Y Lead screw drive apparatus for wire-cutting machine tool working table |
| 07/27/2004 | US6768077 Tube electrode stabilizer for an EDM drilling |
| 07/27/2004 | US6767199 Precision insert for molding multi-fiber connectors and method for manufacturing thereof |
| 07/22/2004 | US20040140226 Electrolyte is pumped at fixed static pressure between movable electrode and working surface; support fixture |
| 07/22/2004 | US20040140223 System and method for radially positioning a workpiece for electrochemical machining |
| 07/22/2004 | DE20320098U1 Electrical erosion arrangement for gate tunnel has base carrier with clamping holder and electrode retainer to which gate electrode is provided |
| 07/21/2004 | EP1250198B1 Deformed metal composite wire |
| 07/21/2004 | CN2626657Y Molybdenum filament guide wheel for linear cutting machine |
| 07/21/2004 | CN2626656Y Waste wire automatically discharging device of wire cutting machine |
| 07/21/2004 | CN1158154C Method and device for controlling machine tool, in particular EDM machine tool |
| 07/20/2004 | US6764590 Automated machine control gap for conical fluid dynamic bearing ECM grooving |
| 07/15/2004 | WO2004059028A1 Method of manufacturing zinc-coated electrode wire for electric discharge processors using hot dip galvanizing process |
| 07/14/2004 | CN2625091Y Cooling water ion exchanger of line cutting electric discharge machining apparatus |
| 07/14/2004 | CN2625090Y Thread-installing mechanism of line cutting electric discharge machining apparatus |
| 07/14/2004 | CN2625089Y Thread-moving stabilization device of line cutting electric discharge machining apparatus |
| 07/14/2004 | CN1511666A Multiple shaft digital control electric working of blade disc |
| 07/08/2004 | DE19882531B4 Positioniereinrichtung für eine elektrische Entladungsmaschine und zugehöriges Verfahren Positioning device for an electric discharge machine and associated method |
| 07/06/2004 | US6759621 Cylindrical hole and form centering and drilling device |
| 07/06/2004 | US6759620 Method and device for controlling a die-sink erosion machine |
| 07/01/2004 | US20040124310 Blade member for airplane |
| 07/01/2004 | US20040124182 Method and apparatus of asynchronous electric discharge machine for wire cut |
| 07/01/2004 | US20040124078 A metallic rotatable tool electrode is used to induce the removal of metal through high intensity thermal erosion, monitoring short circuiting, regulating tool speed |
| 07/01/2004 | DE4335987C5 Spülvorrichtung für eine Funkenerosionsmaschine Washing apparatus for an electric discharge machine |
| 07/01/2004 | DE10258920A1 Verfahren und Vorrichtung zur Formgebung durch elektrochemisches Abtragen Method and device for shaping by electrochemical erosion |
| 07/01/2004 | DE10085489T5 Vorrichtung für die elektrische Entladung unter Verwendung von Draht Apparatus for the electrical discharge using wire |
| 06/30/2004 | EP1433558A2 Multi-axis numerical control electromachining of bladed disks |
| 06/30/2004 | CN2621865Y Coiling means for wire feeder of wire cut electric discharge machine |
| 06/29/2004 | US6756557 Power supply for wire electric discharge machining |
| 06/24/2004 | DE10255455A1 Method of drilling aircraft gas turbine rotor blades uses multiple electrodes to form simultaneous bores in blade surface |
| 06/23/2004 | EP1430983A2 Method and apparatus for electrochemical shaping |
| 06/23/2004 | EP1430981A1 Electrical discharge machine |
| 06/22/2004 | US6752699 Working method for curved surface of a work and an apparatus thereof |
| 06/16/2004 | EP1428602A2 Wire electric discharge machine |
| 06/16/2004 | CN2620605Y Moving type pore electrical discharge machine |
| 06/08/2004 | US6747238 Apparatus for electrodischarge machining |
| 06/08/2004 | US6747237 Method of and device for adjusting perpendicularity of wire of wire-cut electric discharge machine |
| 06/08/2004 | US6747236 Wire electric discharge machining apparatus |
| 06/01/2004 | US6744002 Method and apparatus for electrodischarge wire machining |
| 05/27/2004 | US20040099640 Electrical discharge machine |
| 05/25/2004 | US6740839 Transporting and positioning device for tool magazine of machine tool |
| 05/20/2004 | US20040094515 Wire electric-discharge machining method and device |
| 05/19/2004 | DE10318064A1 Electrochemical machining system for boring holes in workpiece uses cylindrical hollow electrode which may be rotated and has supply of electrolyte fluid under pressure |
| 05/19/2004 | CN2617048Y Electrode needle and electrode needle sleeve |
| 05/19/2004 | CN1498148A Electrical discharge machine |
| 05/19/2004 | CN1496773A Conducting wire discharge equipment |
| 05/18/2004 | US6737602 EDM apparatus and method incorporating combined electro-erosion and mechanical sawing features |
| 05/13/2004 | US20040089636 Electric discharge machining wire |
| 05/12/2004 | EP1417070A2 Spark erosion |