| Patents for B23H 7 - Processes or apparatus applicable to both electrical discharge machining and electrochemical machining (7,069) |
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| 06/12/2002 | CN2494723Y Cutting machine tool for cutting electrospark wire with large taper |
| 06/11/2002 | US6403912 Electrode holder |
| 06/11/2002 | US6403911 Method and apparatus for the wire cut electric discharge machine |
| 06/11/2002 | US6403910 EDM apparatus and method for performing EDM operation |
| 05/30/2002 | WO2002042030A2 Fluted electrochemical machining |
| 05/29/2002 | EP1209440A2 Contact detecting apparatus for electric discharge machine |
| 05/29/2002 | EP1208934A2 Electric discharge machining apparatus |
| 05/28/2002 | US6396022 Method and device for replacing pipe electrode for small-hole electric discharge machining and electrode magazine |
| 05/28/2002 | US6396021 Wire-discharge machining apparatus |
| 05/23/2002 | WO2002040209A1 Method and apparatus for electrodischarge wire machining |
| 05/23/2002 | WO2002040208A1 Method and apparatus for electrodischarge wire machining |
| 05/23/2002 | US20020060528 Contact detecting apparatus for electric discharge machine |
| 05/23/2002 | US20020060205 Electric discharge machining apparatus |
| 05/21/2002 | US6392183 Process and device for machining by electroerosion |
| 05/21/2002 | US6392182 Machine tank for electric discharge machine |
| 05/21/2002 | US6390349 Device and method for inducing a longitudinal force into a filament |
| 05/21/2002 | US6389942 Wire cutter of wire-cut electrical discharge machine |
| 05/16/2002 | WO2002038330A1 A method for manufacturing a vane to a gas turbine component and a method for manufacturing a gas turbine component |
| 05/16/2002 | CA2423731A1 A method for manufacturing a vane to a gas turbine component and a method for manufacturing a gas turbine component |
| 05/14/2002 | CA2228545C Yarn multiple supply device for a machine |
| 05/10/2002 | WO2002036295A1 Wire electric discharge machining method and apparatus |
| 05/08/2002 | CN2489910Y Electrospark wire-electrode cutting machine tool |
| 05/07/2002 | US6385501 Electric discharge machining control method and electric discharge machining controller |
| 05/07/2002 | US6385500 Hybrid servomechanism for micro-electrical discharge machining |
| 05/02/2002 | WO2002034445A1 Wire electric discharge machining device |
| 05/02/2002 | WO2002034444A1 Power supply for wire electric discharge machining |
| 05/02/2002 | WO2002034443A1 Wire electric discharge machine |
| 04/25/2002 | US20020047538 Device and method for introducing a machining electrode into an EDM machine |
| 04/23/2002 | US6376793 Method and device for electric discharge surface treatment using a wire electrode |
| 04/18/2002 | US20020043519 Electrode clamping system for sink-type electrical discharge machines |
| 04/18/2002 | DE10047054A1 Production of fine perforations, e.g. for filter production, comprises using electrode with parallel bores in sink erosion process to produce free-standing cores and reducing diameter of these by erosion while oscillating electrodes |
| 04/17/2002 | EP1197284A2 NON-submersion electrodischarge machining using conditioned water as a medium |
| 04/16/2002 | US6373018 Apparatus and method for electrical discharge machining multiple holes |
| 04/11/2002 | WO2002028581A1 Wire electric discharge machining method and device |
| 04/04/2002 | WO2002026434A1 Wire electric discharge machine |
| 04/04/2002 | WO2002026433A1 Electrode wire for wire electrical discharge machine |
| 04/03/2002 | CN2484143Y Electromachining power supply with rapid deionization device |
| 04/03/2002 | CN2484142Y Spark machining supply unit |
| 04/03/2002 | CN1081966C Wire-cut electric discharge machining apparatus and control method therefor |
| 03/28/2002 | WO2002024389A1 Electric discharge machining device and electric discharge machining method |
| 03/28/2002 | WO2002024388A1 Method and apparatus for electrodischarge machining |
| 03/27/2002 | CN1081504C Processing liquid container of spark discharge machining apparatus |
| 03/26/2002 | US6362447 Electrode wire for electrical discharge machining apparatus |
| 03/20/2002 | CN2482474Y Electrode wire structure for discharge of slow-travel wire cutting machine |
| 03/14/2002 | WO2002020411A1 Water ion exchange equipment |
| 03/13/2002 | CN1080615C Electric discharge machine and electric discharge method |
| 03/12/2002 | US6356799 Method of and apparatus for determining core-less machining shape, and computer-readable storage medium storing program for determining core-less machining shape |
| 03/06/2002 | EP1184123A1 CNC EDM Drill |
| 03/06/2002 | CN2480093Y Electric spark machine |
| 03/06/2002 | CN1080159C High-strength erosion electrode |
| 03/05/2002 | US6353199 Apparatus for electric discharge machining |
| 02/27/2002 | EP0757930B1 Power supply system for an electric discharge machine |
| 02/21/2002 | US20020022437 Working method for curved surface of a work and an apparatus thereof |
| 02/21/2002 | US20020020611 System for moving workpieces to be processed by electroerosion machines |
| 02/21/2002 | US20020020253 Process for manufacturing microkeratome blade |
| 02/20/2002 | CN2477308Y Fast/slow feeding electrospark wire-electrode cutting machine |
| 02/20/2002 | CN1079309C Machining process of high-accuracy and great-depth small hole |
| 02/19/2002 | US6348667 Outer coat consists of a metal or alloy which is not nobler than the binder contained in the hard metal workpiece; metal has an electrode potential less than or equal to phi/0 = -0.28v, based to a standard hydrogen electrode. |
| 02/13/2002 | CN2476379Y Taper wire frame of digital controlled wire-cutting machine |
| 02/13/2002 | CN2476378Y Enclosed spark wire cutting machine |
| 02/13/2002 | CN1335797A Method and apparatus for electrodischarge machining |
| 02/13/2002 | CN1079041C Processing condition setting apparatus for discharge processing and its method |
| 02/07/2002 | WO2001078930A3 Method of controlling an electrochemical machining process |
| 02/06/2002 | CN1334162A Discharge method and equipment for linear cutting |
| 02/06/2002 | CN1078831C Porous electrode wire for electric discarge machine and its producing method |
| 02/05/2002 | US6344624 Wire electric discharge machine |
| 01/30/2002 | EP1175274A1 Wire erosion device |
| 01/24/2002 | WO2002005998A1 Electric discharge machining wire with optimised surface coating |
| 01/24/2002 | US20020009513 Precision insert for molding multi-fiber connectors and method for manufacturing thereof |
| 01/24/2002 | US20020008085 Wire cut electric discharge machine using linear motors |
| 01/24/2002 | DE10033515A1 Electrode for electric discharge machining; has coupling area with centering contour and screw thread and has working area with working surface and has hard metal layer in coupling area |
| 01/23/2002 | EP0869859B1 Method of electrochemically machining workpieces |
| 01/23/2002 | CN1332059A Levelling device |
| 01/23/2002 | CN1332051A Electrospark wire electrode cutting method and machine tool |
| 01/15/2002 | US6339203 Spindle system for diesink type electric discharge machine |
| 01/10/2002 | WO2002002266A1 Method for producing boreholes, in particular injection orifices in nozzles, and a device therefor |
| 01/10/2002 | DE10032194A1 Producing bores, especially spray holes in injection nozzles, involves actively stimulating erosion wire to defined oscillation whose shape is set to correspond to desired shape of bore |
| 01/09/2002 | CN2470037Y Electric-corrosion rack |
| 01/08/2002 | US6336767 Coupling device having two coupling members and clamping means |
| 01/03/2002 | WO2002000384A1 Method and apparatus for electrodischarge wire machining |
| 01/03/2002 | WO2002000383A1 Method of electrodischarge wire machining |
| 01/03/2002 | US20020002417 Control apparatus for wire cut electric discharge machine |
| 01/03/2002 | DE10028393A1 Nivelliervorrichtung Leveling |
| 01/02/2002 | EP1166936A2 Acoustic feedback in the control of electrical discharge machining |
| 01/02/2002 | CN1329530A Method and apparatus for electrodischarging machining |
| 12/25/2001 | US6333480 Wire electric discharge machining apparatus |
| 12/20/2001 | DE3943692C1 Adaptive control of machining apparatus |
| 12/19/2001 | EP1163975A2 Levelling device |
| 12/19/2001 | CN2465851Y Machining liquid level controlling device for discharging machine tool |
| 12/19/2001 | CN2465850Y Saponated liquid purifier |
| 12/19/2001 | CN1327403A Machining state judging device for electrical discharging machine |
| 12/13/2001 | US20010050457 Levelling apparatus |
| 12/13/2001 | US20010050269 Electorode wire for electrical discharge machining apparatus |
| 12/12/2001 | EP1162019A1 EDM electrode position detector |
| 12/06/2001 | US20010048842 Coupling device |
| 12/05/2001 | EP1160049A2 Machine tool |
| 12/05/2001 | EP0770444B1 Method of repairing disconnection in wire electric discharge machine |
| 12/04/2001 | US6326579 Methods and apparatus for machining a work piece |
| 12/04/2001 | US6326578 Apparatus for applying tension to a wire electrode |
| 12/04/2001 | US6326577 Wire cutting electrical discharge device and method for same |