| Patents for B23H 7 - Processes or apparatus applicable to both electrical discharge machining and electrochemical machining (7,069) |
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| 12/22/1993 | CN1079683A Electroerosion machine for wire cunting a stationary workpiece |
| 12/15/1993 | EP0573900A1 Method for manufacturing master of die for shaping golf ball |
| 12/15/1993 | EP0573780A1 Wire electrode for wire cutting electro-discharge machining |
| 12/09/1993 | WO1993024265A1 Insulation tester for wire cut electrical discharging machine |
| 12/08/1993 | EP0572719A1 Electro-erosion machine with an improved circuit for unwinding the electrode wire |
| 12/08/1993 | EP0572718A1 Thermostable machine for electroerosion cutting |
| 12/08/1993 | EP0572716A1 Electric discharge machine with a fixed workpiece |
| 12/07/1993 | US5268552 Wirecut electrical discharge machine having increased feeder life |
| 12/07/1993 | US5268551 Wire electrode positioning control device of electrical discharge wire-cutting machine |
| 11/30/1993 | US5267141 Machining unit application control apparatus and method employing data from several different operations |
| 11/24/1993 | CN1022814C Apparatus for clamping workpieces which have to be machined by a machine tool |
| 11/23/1993 | US5264676 Electric discharge machining apparatus with a vertically movable tank |
| 11/10/1993 | CN2145670Y Electrode clamping chuck verticle correcting mechanism for electric discharge processor |
| 10/20/1993 | EP0417289B1 Electric discharge machine equipped with control information display function |
| 10/19/1993 | US5254827 Chip removing device of electro-discharge machine |
| 10/19/1993 | US5254826 Contact detecting device for positioning relatively movable elements |
| 10/12/1993 | US5253178 Wire-type electrical discharge machining method and apparatus |
| 10/12/1993 | US5252799 Wire cut electric discharge machine |
| 10/06/1993 | EP0563616A2 Electrochemical fine processing apparatus |
| 09/28/1993 | US5248867 Electric spark machine |
| 09/21/1993 | US5247151 Mold making process |
| 09/08/1993 | EP0559211A1 Wire electric discharge machine |
| 09/08/1993 | EP0558757A1 Method of correcting short-circuiting in wire-cut electrical discharge machine |
| 09/07/1993 | US5243168 Electric discharge machine |
| 09/07/1993 | US5243167 Apparatus and method for manufacturing a slotted torque tube |
| 09/07/1993 | US5243166 Wirecut electrical discharge machine and method of use thereof |
| 09/07/1993 | US5243165 Wire-cut electroerosion apparatus |
| 09/07/1993 | US5242555 Machined piece prevented from dropping through gap |
| 09/02/1993 | WO1993016834A1 Method of controlling wire cut discharge machine |
| 08/25/1993 | EP0557248A1 Clamping bar for use in a clamping device for workpieces destined to be processed on a machine-tool |
| 08/18/1993 | WO1993015867A1 Method of processing metal material for medical instruments |
| 08/18/1993 | EP0555818A1 Method and apparatus for electric discharge machining a hollow three dimensional contour using a thin, rotating electrode |
| 08/18/1993 | CA2129340A1 Method of processing medical metal material |
| 08/17/1993 | US5237146 Device for fastening an article, disposed at an end of a cylindrical shaft, at a coupling member of a coupling means |
| 08/17/1993 | US5237145 Wire cut electric discharge machining method |
| 08/17/1993 | US5235746 Method of manufacturing a high-capacity servo valve body |
| 08/12/1993 | DE4203656A1 Wire electrode EDM machine for producing blade root slots in turbine discs - has wire electrode guided parallel to rotor axis on end of fork whose movement is programmed to follow desired slot profile |
| 08/11/1993 | EP0554899A1 Electrical discharge machine with secondary electrode for corrosion prevention |
| 08/11/1993 | EP0407600B1 Working liquid feeding apparatus for wire cut electric discharge machine |
| 08/05/1993 | WO1993014898A1 Mold making process using electrical discharge machining |
| 08/03/1993 | US5233147 Wire-cut electric discharge machine |
| 07/28/1993 | EP0406429B1 Automatic wire connecting method |
| 07/27/1993 | US5231270 Wire electrode |
| 07/27/1993 | US5231257 Electrical discharge machining control unit |
| 07/22/1993 | WO1993013902A1 Wirecut electrical discharge machining apparatus |
| 07/21/1993 | EP0551520A1 Wirecut electric discharge machining system |
| 07/21/1993 | EP0444202B1 Nc data preparation method for coreless machining in wire cut discharge machining |
| 07/14/1993 | EP0551091A1 Discharge Detecting Device |
| 07/14/1993 | EP0550799A1 Electrical discharge machine with automatic filtering |
| 07/14/1993 | EP0550765A1 Electric discharge machining device |
| 07/14/1993 | EP0394482B1 Working fluid temperature abnormality alarm apparatus of electric discharge machine |
| 07/06/1993 | US5225646 Insulating device for an electric discharge machine |
| 06/30/1993 | EP0548516A1 Control method of an electro-erosion machine |
| 06/29/1993 | US5224048 Electric discharge machine including electrode configuration sensor |
| 06/29/1993 | US5223688 Fluid level adjusting apparatus in an electric discharge machining tank |
| 06/24/1993 | WO1993011902A1 Spark-machining device |
| 06/23/1993 | EP0547235A1 Wirecut electric discharge machining system |
| 06/17/1993 | DE4241709A1 Ion exchange process - comprises passing liq. over surface of ion exchange resin and stirring resin, for adjusting resistivity of electro-erosion machining liq. |
| 06/15/1993 | US5220146 Method for the initial cutting of a workpiece by electrical discharge cutting |
| 06/15/1993 | US5219376 Apparatus and method for mounting an EDM electrode |
| 06/09/1993 | EP0545156A2 Electrical discharge machine |
| 06/09/1993 | EP0544980A1 Wirecut electrical discharge machine and method of use thereof |
| 06/01/1993 | US5216218 Control unit for electrical discharge machine |
| 06/01/1993 | US5216217 Wirecut electrical discharge machine |
| 05/26/1993 | EP0542927A1 Orbital electrochemical machining |
| 05/26/1993 | CN2134252Y Mo wire tension mechanism of linear cutter |
| 05/25/1993 | US5214260 Electrical discharge machine wire electrode guiding device |
| 05/19/1993 | EP0356526B1 Wirecut electric discharge machine |
| 05/19/1993 | CN2133394Y Wire winding mechanism |
| 05/12/1993 | EP0541126A1 Apparatus for measuring and controlling the tension of a wire-like or tape-like electrode in an electroerosion machine |
| 05/05/1993 | EP0539732A1 Wire electrode feeder for wirecut electrical discharge machine |
| 04/27/1993 | US5206480 Wire electrode for electro-discharge machining |
| 04/14/1993 | EP0536711A1 Working tank for an electroerosion machine and a machine equipped with such a tank |
| 04/14/1993 | EP0536436A1 Automatic control method for electro erosion machining of metals and alloys |
| 04/07/1993 | EP0535371A1 Wirecut electrical discharge machine having increased feeder life |
| 04/06/1993 | US5200905 Electric discharge machining control apparatus |
| 04/06/1993 | US5200591 Electric discharge contour machining method |
| 04/06/1993 | US5199162 Method for the manufacture of a wire-electrode for spark-erosive cutting |
| 04/06/1993 | EP0542927A4 Orbital electrochemical machining. |
| 04/06/1993 | CA1315531C Wire electrode for use in spark-erosive cutting |
| 04/01/1993 | WO1993005916A1 Method of correcting short-circuiting in wire-cut electrical discharge machine |
| 03/31/1993 | EP0534353A1 Method for electrical discharge machining of workpieces by means of a wire electrode |
| 03/31/1993 | EP0533944A1 Top guide assembly in wirecut electric discharge machining device |
| 03/31/1993 | CN1020181C Apparatus for filtering machining liquid of electroerosion machine |
| 03/23/1993 | US5196666 Arm sealing device for an edm machine |
| 03/23/1993 | US5196665 Multi-layer electrode wire and method for producing the same |
| 03/17/1993 | EP0396759B1 Wire-cut electrical discharge machining apparatus |
| 02/18/1993 | WO1993002827A1 Electric discharge machining device |
| 02/16/1993 | US5187342 Wire cut electric discharge machine |
| 02/10/1993 | EP0526601A1 Anti-corrosion device for electro-erosion machining. |
| 02/09/1993 | US5185507 Wire electric discharge machining method for machining entrance lines and apparatus therefor |
| 02/03/1993 | EP0526361A1 High performance electrode wire for electric discharge machining and process for preparing same |
| 02/03/1993 | EP0526089A1 Electric discharge machining apparatus |
| 02/03/1993 | EP0356520B1 Automatic wire connecting method |
| 02/02/1993 | US5183988 Electric discharge machining method |
| 02/02/1993 | US5183987 Cut-out piece removing method in electric discharge machining and an apparatus therefor |
| 02/02/1993 | US5183986 Wire-type electric discharge machining system capable magnetically of collecting material that has been removed from a workpiece and confirming the magnetic attraction |
| 01/27/1993 | EP0390933B1 Apparatus for detecting a failure in automatic wire extension |
| 01/21/1993 | WO1993001018A1 Wirecut electric discharge machining system |
| 01/21/1993 | WO1993001017A1 Wirecut electric discharge machining system |