| 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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| 08/07/2002 | EP1228832A1 Device for centering and drilling shapes and cylindrical holes |
| 08/01/2002 | WO2002058875A1 Electrode guide for spark-erosion machines and a method for the spark-erosion of workpieces |
| 07/31/2002 | EP1227426A1 Method to provide a machine readable code on a tool |
| 07/31/2002 | EP1226368A2 Damped disc brake rotor |
| 07/31/2002 | EP0787255B1 Perforated disc, especially for injection valves |
| 07/25/2002 | WO2002042030A3 Fluted electrochemical machining |
| 07/25/2002 | US20020096497 Continuous wire EDM for forming blind holes |
| 07/24/2002 | CN2501620Y Electric-spark drilling machine |
| 07/24/2002 | CN1087991C Electrode for green compact for discharge surface treatment, method of producing same, method and apparatus for discharge surface treatment and green compact for discharge surface treatment |
| 07/18/2002 | US20020092776 Part fabricating method |
| 07/11/2002 | US20020090884 Electrolytic polishing apparatus, electrolytic polishing method and wafer subject to polishing |
| 07/10/2002 | EP1220729A1 Method and tool for electrochemical machining |
| 07/09/2002 | US6417480 Method of processing a surface of a mold using electric discharge, an electrode used in such processing and a method of manufacturing such an electrode |
| 07/09/2002 | US6417475 EDM electrode position detection |
| 07/09/2002 | US6416283 Electrochemical machining process, electrode therefor and turbine bucket with turbulated cooling passage |
| 07/02/2002 | US6413407 Cathode tool sealed at one end to prevent electrolyte from flowing into finished bore; internal cooling; superalloy long tubes; petroleum industry |
| 06/27/2002 | DE10061582A1 Method for producing injection hole of fuel injection nozzle and method for setting manufacturing parameters of appliance involves mounting nozzle on traversing table |
| 06/25/2002 | US6410877 Methods for shaping and finishing prosthetic joint components including polycrystalline diamond compacts |
| 06/20/2002 | US20020074317 NanoEDM: an apparatus for machining and building atomic sized structures |
| 06/20/2002 | US20020074222 Dual voltage conical ECM electrode |
| 06/19/2002 | EP1215005A2 Electrochemical machining process for forming surface roughness elements on a gas turbine shroud |
| 06/19/2002 | EP0787256B1 Process for producing a perforated disc |
| 06/19/2002 | CN1354706A Electrical discharge surface treating method |
| 06/12/2002 | EP0787254B1 Perforated disc, especially for injection valves |
| 06/11/2002 | US6403910 EDM apparatus and method for performing EDM operation |
| 06/06/2002 | WO2002043793A1 Process of manufacturing drug delivery sprayheads |
| 06/06/2002 | DE10059997A1 Verfahren zum Einbringen eines gekrümmten Kühlkanals in eine Gasturbinenkomponente sowie kühlbare Schaufel für eine Gasturbinenkomponente A method for introducing a curved cooling passage in a gas turbine component and coolable blade for a gas turbine component |
| 06/05/2002 | EP1211384A2 Method for machining curved cooling passages in turbine blades and turbine blade having cooling passages |
| 06/05/2002 | EP1211009A1 Method for production of a rotor for centrifugal compressors |
| 06/05/2002 | CN1351916A Electrochemical mechanical and optical finishing process for rolling bearing rollway nest |
| 06/04/2002 | US6398942 Effected by a carbon cathode reacting against the anode, both being beneath the surface of a pottasium hydroxide electrolyte under a controlled current density to have a uniform diameter throughout its entire length |
| 05/30/2002 | WO2002042030A2 Fluted electrochemical machining |
| 05/30/2002 | US20020062561 Method for production of a rotor for centrifugal compressors |
| 05/29/2002 | CN1350901A Technology for machining kerfed sieving pipe |
| 05/28/2002 | US6396022 Method and device for replacing pipe electrode for small-hole electric discharge machining and electrode magazine |
| 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 |
| 05/15/2002 | CN1084842C Injection valve used for combustion engine |
| 05/14/2002 | US6388223 Post-cast EDM method for reducing the thickness of a turbine nozzle wall |
| 05/14/2002 | US6387242 Method and tool for electrochemical machining |
| 05/07/2002 | US6384364 Method of aligning electrode in multiple-axis EDM drilling |
| 05/02/2002 | US20020050458 Production of gas separators for use in fuel cells and equipment used therefor |
| 05/02/2002 | EP1201343A2 Electrochemical machining process, electrode therefor and turbine bucket with turbulated cooling passage |
| 05/02/2002 | EP1200228A1 Improvement in and relating to edge grinding |
| 04/30/2002 | US6379528 Electrodes, dielectrics, fluid flow, passing a current and cooling |
| 04/23/2002 | US6376793 Method and device for electric discharge surface treatment using a wire electrode |
| 04/23/2002 | US6374477 Method for working input shaft for toroidal-type continuously variable transmission |
| 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 |
| 04/16/2002 | US6372110 Calibration of automobile injection nozzles at constant high pressure; passing electrolyte through nozzle |
| 04/16/2002 | US6371382 Method for machining control edges of a valve for a fuel injection device of an internal combustion engine and fuel injection device with such a valve |
| 04/10/2002 | CN1344333A Power supply for discharge surface treatment and discharge surface treatment method |
| 04/03/2002 | CN1343154A Power supply device for discharge surface treatment and discharge surface treatment method |
| 04/02/2002 | US6365895 Apparatus for measuring a micro surface configuration and a method for manufacturing a probe incorporated in this measuring apparatus |
| 03/26/2002 | US6362446 Method for drilling hollow components |
| 03/19/2002 | US6358394 For electrochemically etching grooves in an inner surface of a hub |
| 03/12/2002 | US6355156 Method of monitoring electrochemical machining process and tool assembly therefor |
| 03/12/2002 | US6355148 Diaphragm workholding device for ECM |
| 03/06/2002 | EP1184565A2 Perforated disk especially for injection valves and process for producing it |
| 03/06/2002 | EP1184123A1 CNC EDM Drill |
| 03/06/2002 | EP0918927B1 Injection valve, particularly for direct injection of fuel into the combustion chamber of an internal combustion engine |
| 03/06/2002 | EP0907451B1 Method of electrochemially machining a bearing ring and a bearing comprising said electrochemically machined bearing ring |
| 02/28/2002 | US20020025248 Method for enhancing heat transfer inside a turbulated cooling passage |
| 02/28/2002 | US20020023843 Determining the type and size of the stent to be implanted, electrochemically forming the stent with desired pattern of meshes and implanting the stent into patient; customized manufacture |
| 02/21/2002 | WO2001033095A3 Damped disc brake rotor |
| 02/21/2002 | US20020020253 Process for manufacturing microkeratome blade |
| 02/19/2002 | US6348668 Method and apparatus for treating surface of tool |
| 02/13/2002 | EP1179379A1 Electrochemical machining of orificies |
| 02/06/2002 | CN2475500Y Multifunctional high-speed electronic carving device for metal material |
| 01/24/2002 | WO2002006567A1 Method and device for the manufacture of the medical expanding stents |
| 01/24/2002 | US20020009513 Precision insert for molding multi-fiber connectors and method for manufacturing thereof |
| 01/24/2002 | DE10131393A1 Herstellung von Gasseparatoren für Brennstoffzellen und dabei verwendete Apparatur Production of gas separators for fuel cells and apparatus used therein |
| 01/23/2002 | EP0869859B1 Method of electrochemically machining workpieces |
| 01/23/2002 | CN1078118C Method of electrochemically machining bearing ring and bearing comprising said electrochemically machined bearing ring |
| 01/22/2002 | US6340424 Manufacture of complexly shaped articles using an automated design technique |
| 01/10/2002 | DE10054657A1 Production of metallic micro-parts made of a metallic foil used in micro-systems comprises placing the foil on a carrier foil, and oscillating a tool connected to a cathode in a liquid electrolyte against the foil connected to the anode |
| 01/08/2002 | US6336950 Electrode rod for spark deposition, process for the production thereof, and process for covering with superabrasive-containing layer |
| 01/03/2002 | US20020000369 Method and device for discharging surface treatment |
| 01/02/2002 | CN1329531A Method and device for discharge surface treatment |
| 01/01/2002 | US6335503 Method for manufacturing forging die for making net formed gears with predetermined tooth contact area |
| 12/27/2001 | US20010054449 Alloy pipes and methods of making same |
| 12/13/2001 | US20010050235 Forming patterns on electroconductive material |
| 12/13/2001 | DE10125319A1 Intermeshing gear teeth contact zones determination process for preparation of forging die involves calculation of boundary regions |
| 12/12/2001 | EP1162019A1 EDM electrode position detector |
| 12/11/2001 | US6327784 Method of manufacturing a cutting member having an auxiliary layer |
| 12/04/2001 | US6324931 Straight bevel gears with improved tooth root area geometry and method for manufacturing forging die for making thereof |
| 11/29/2001 | WO2001089752A1 Electric dischage machine for making thin hole |
| 11/29/2001 | US20010045366 Method for machining slots in molding die |
| 11/20/2001 | US6320150 Wire electric discharge machining apparatus, wire electric discharge machining method, and mold for extrusion |
| 11/20/2001 | US6317960 Extrusion die and method of forming |
| 11/14/2001 | EP1152860A1 Electrode for electrochemically fineboring workpieces and method for producing the same |
| 11/14/2001 | CN1322162A Discharge surface treating method and electrode for discharge surface treatment |
| 11/14/2001 | CN1322161A Discharge surface treating method |
| 11/14/2001 | CN1322160A Method for treating surface of die by discharge, method for producing electrode for die discharge surface treatment, and electrode for die discharge surface treatment |
| 11/14/2001 | CN1322159A Apparatus for discharge surface treatment and method for discharge surface treatment |
| 10/31/2001 | CN1320066A Method and apparatus for surface treatment by electrodischarging, and discharge electrode |
| 10/31/2001 | CN1319471A Method for working long shaped electrode flushing hole or exhaust hole and the shaped electrode |
| 10/31/2001 | CN1319470A Method for working circular shaped polycrystal diamond cutter |
| 10/30/2001 | US6310312 Method and apparatus for testing electrodes in an EDM process |