| 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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| 05/20/2009 | CN101433988A Method for processing mold of bottle-neck type product |
| 05/06/2009 | CN201231365Y Angle-hole processing device |
| 04/30/2009 | WO2009052841A1 Method of electric discharge machining by means of separately supplying the dielectric and apparatus therefor |
| 04/30/2009 | DE102007051542A1 Verfahren zur Herstellung einer Schutzschicht A method for producing a protective layer |
| 04/29/2009 | CN101417386A Preparation method of rectangular pyramid metal lattice material |
| 04/28/2009 | CA2308062C A method for producing matched fluidic surfaces |
| 04/23/2009 | WO2007021956A3 Electropolishing apparatus and method for implantable medical devices |
| 04/23/2009 | WO2004033871A3 Leak resistant vane cluster |
| 04/21/2009 | US7520966 Electropolishing apparatus and method for implantable medical devices |
| 04/21/2009 | CA2449339C Turbine nozzle segment and method of repairing same |
| 04/15/2009 | CN201220310Y High pressure seal apparatus for rotating head of electric-spark drilling machine |
| 04/15/2009 | CN201220309Y Watertight apparatus for rotating head of electric-spark drilling machine |
| 04/15/2009 | CN201220308Y Processing device for billet centering hole |
| 04/15/2009 | CN101410214A Dielectric fluid for electric discharge machining a non electrically conductive material |
| 04/15/2009 | CN101410213A Electrode arrangement and electric discharge machining method for insulating material |
| 04/14/2009 | US7518081 Electric discharge machining apparatus |
| 04/08/2009 | EP1539425A4 Abrasive tool having a unitary arbor |
| 04/08/2009 | CN101405478A Leak resistant vane cluster |
| 04/07/2009 | US7513986 Method and device for locally removing coating from parts |
| 04/01/2009 | EP2040869A2 Method and installation for marking an object |
| 04/01/2009 | CN201214165Y Adjustable guide fixing board of digital control electric-spark drilling machine |
| 03/26/2009 | DE4307159B4 Spritzlochscheibe für ein Ventil und Verfahren zur Herstellung Perforated spray disc for a valve and method for producing |
| 03/25/2009 | EP2039457A2 Molding die machining electrode, fabricating method of molding die, and molding die |
| 03/25/2009 | CN100471604C Multiple shaft digital control electric process device and method of blade disc |
| 03/11/2009 | CN101380686A Electrochemical gear modification method based on neural network intelligence control |
| 03/11/2009 | CN100467181C Gas turbine blower impeller isothermy die forging method |
| 02/19/2009 | WO2009023512A1 Replaceable looper/hook modules |
| 02/18/2009 | CN101367145A High speed pinhole knife handle type punched hole electrode |
| 02/18/2009 | CN101367144A High-speed punched hole tubular shape electrode |
| 02/11/2009 | EP2022587A1 Compound electromachining of turbine blades |
| 02/11/2009 | EP2021147A1 Method for spark-erosive treatment of electrically nonconductive materials |
| 02/11/2009 | CN101362237A Method for forming orifice in a secondary shell of pressurized water reactor steam generator |
| 02/11/2009 | CN101362235A Electric spark micro hole processing control method |
| 02/11/2009 | CN101362233A Comprehensive electro-machining |
| 02/11/2009 | CN100460117C Device for processing cold internal hole of tube blanks |
| 02/10/2009 | US7488917 Electric discharge machining of a probe array |
| 01/29/2009 | WO2009012837A1 Method for producing a machine housing with a surface-hardened fluid chamber |
| 01/28/2009 | EP2018925A2 Machining Method |
| 01/28/2009 | EP2018246A1 Method for preparing a component consisting of an electroconductive base material in order to carry out an erosive process |
| 01/21/2009 | EP2015884A1 Tool holder spindles |
| 01/21/2009 | EP1226368B1 Damped disc brake rotor |
| 01/21/2009 | CN201183149Y Electric spark cutter grinder |
| 01/20/2009 | US7479214 ECM trepan of bars |
| 01/14/2009 | EP1815151A4 Spiral drive fastener with engagement ramp |
| 01/14/2009 | CN100450686C Wire electrode cutting process of steam turbine blade |
| 01/08/2009 | US20090008265 Method for producing aerodynamic structures during the production of integrally bladed gas turbine rotors |
| 01/07/2009 | EP2011597A2 System and method for providing electrochemical machining of a workpiece |
| 01/07/2009 | CN201175797Y High-low pressure composite pulse power source for processing small holes by electrical spark method |
| 01/07/2009 | CN101337318A Forming method of bevel-gear forging tooth-die |
| 01/07/2009 | CN100448583C Method and device for nearly forming quick coarse working for round disc with blade |
| 01/06/2009 | US7472784 Conveyor belt cleaner scraper blade with sensor and control system therefor |
| 12/30/2008 | CA2393952C Method for modifying wooden surfaces by electrical discharges at atmospheric pressure |
| 12/25/2008 | US20080314875 Thermal cutter |
| 12/24/2008 | CN201168841Y Mainshaft head adjusting apparatus of electric spark high speed microhole EDM machine |
| 12/24/2008 | CN101327564A Method for processing cutting edge of diamond compound tool |
| 12/24/2008 | CN101327563A Composite method for processing metallic mold with partial three-dimensional microstructure |
| 12/24/2008 | CN101327538A Electrolytic machining method and apparatus for array deep hole |
| 12/24/2008 | CN101327537A Electrochemical processing method of high depth-to-width ratio micro metallic bundle pillar structure and special-purpose tool |
| 12/24/2008 | CN101327533A Method for machining carbide alloy screwed hole by electric spark |
| 12/17/2008 | CN100443230C Corrugated roller superhard surface grinding and polishing machine tool and processing technology thereof |
| 12/10/2008 | EP1998924A1 Dielectric fluid for electrical discharge machining an electrically non-conductive material |
| 12/10/2008 | EP1998923A1 Electrode arrangement for electrical discharge machining an electrically non-conductive material |
| 12/10/2008 | EP1998922A1 Method for electrical discharge machining of electrically non-conductive material |
| 12/10/2008 | CN101318244A Superfine back taper hole spark-erosion machining electrode movement guide mechanism |
| 12/10/2008 | CN100441370C Manufacturing metod and equipment of sheet laminated aluminium section bar |
| 12/09/2008 | US7462273 Electrochemical machining in which the linear oscillation of the electrode acting as a tool is superimposed by a circular oscillation, enabling the electrode to turn into the workpiece conformally with its shape; further forming by circular oscillation with circular feed in the and/or the other direction |
| 12/03/2008 | EP1997581A1 Method and apparatus for milling thermal barrier coated metals |
| 12/03/2008 | CN201157942Y Composite electric discharge machine |
| 11/27/2008 | WO2008024965A3 Machine and method for electrochemically polishing indentations within an aluminum wheel |
| 11/26/2008 | EP1888286B1 Machining method |
| 11/26/2008 | CN101310927A Electric spark shaving technique of non-conductive anchoring agent diamond grinding wheel |
| 11/20/2008 | WO2008092135A3 Multi-wire electron discharge machine |
| 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 | CN101308165A Probe array and method of its manufacture |
| 11/19/2008 | CN100434217C Electric spark processing technical method of group electrode having large quantity micropore and its device |
| 11/18/2008 | US7452334 Antenna stent device for wireless, intraluminal monitoring |
| 11/18/2008 | CA2159140C High speed electrical discharge surface preparation of internal surfaces for thermal coatings |
| 11/13/2008 | US20080277384 Apparatus and method for hybrid machining a workpiece |
| 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 |
| 11/05/2008 | CN101298122A Method for processing complex surface knife tool |
| 10/29/2008 | CN101293324A Spark-erosion machininging clamping apparatus square edged orifice of valve housing in electrohydraulic servo valve |
| 10/29/2008 | CN101293293A Spark machine tool special for tyre mould process |
| 10/29/2008 | CN101293292A Clamping tool for valve housing square edged orifice spark-erosion machining electrode of electrohydraulic servo valve |
| 10/29/2008 | CN100429015C Metal mould for producing polyhedral wall can and said mould and method for producing the can |
| 10/22/2008 | CN101288917A Permanent magnet field electric spark ostiole compound processing method and device |
| 10/09/2008 | WO2008120648A1 Discharge surface treatment method and repairing method |
| 10/08/2008 | CN100423893C Machining process of roller rack for heat ransfer element of rotary air preheater |
| 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 |
| 10/01/2008 | EP1409186B1 Erosion device with an erosion head for removing metal connecting elements |
| 10/01/2008 | CN201124278Y Swivel head of numerical control spark erosion drilling machine |
| 09/25/2008 | US20080230396 Using electrochemical mashining electrode having an insulator segments; insertion of electrode |
| 09/24/2008 | EP1972403A2 Methods and systems for forming turbulated cooling holes |
| 09/24/2008 | EP1694985B1 Toothed gearing and method for the production thereof |
| 09/24/2008 | CN101271804A Short-flow path high-yield production method of cold cathode MO cup |
| 09/24/2008 | CN101269429A Methods and systems for forming turbulated cooling holes |
| 09/24/2008 | CN101269428A Methods and systems for forming cooling holes having circular inlets and non-circular outlets |
| 09/24/2008 | CN100420534C Method for carrying out trepanning through electric spark based on wire frame type electrode |
| 09/23/2008 | US7427371 Method of producing anti-glare film |