Patents for B23H 3 - Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte (1,991) |
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04/06/2005 | CN2690091Y Tool cabinet positoning and support structure |
04/05/2005 | US6875335 Electrolytic machining method and apparatus |
03/24/2005 | US20050061683 electrolytically etching gold from a microelectronic workpiece in an etching bath that is free of the suspected carcinogen, thiourea; bath comprising: iodide; sulfite; and a wetting agent |
03/17/2005 | US20050059324 Methods and apparatus for removing conductive material from a microelectronic substrate |
03/17/2005 | US20050056550 Methods and apparatus for removing conductive material from a microelectronic substrate |
03/17/2005 | DE10339046A1 Vorrichtung zum Elysiersenken Apparatus for Elysiersenken |
03/15/2005 | US6866769 For a bolt, fastener, coupling, nut; made from a powder metal nickel alloy and comprising an upper drive portion having twelve convex corners, an adjacent lower flange portion having an edge extending radially to each corner; electrochemical |
03/10/2005 | US20050053849 Controlling thickness of beams; elongated structures; multilayer adhesion; configurated into narrow zones |
03/10/2005 | US20050051432 Electrolytic processing apparatus and method |
03/08/2005 | US6863797 Electrolyte with good planarization capability, high removal rate and smooth surface finish for electrochemically controlled copper CMP |
03/03/2005 | US20050045491 Alkylene glycol and alkali and/or alkaline earth chlorides; smoothness; lower cost and corrosion; environmentally friendly; recycling spent electrolyte |
03/02/2005 | EP1509869A1 Method for creating a sculpture on a container |
03/02/2005 | EP1509356A1 A method and an arrangement to determine a running value of the gap during the electrochemical machining |
03/02/2005 | EP1509355A2 Shaping metal articles |
03/02/2005 | CN1586780A Pulse power source for electric working machine tool |
02/23/2005 | EP1508395A2 Electrochemical machining device |
02/23/2005 | EP1507619A1 Method and apparatus for electrochemical machining |
02/23/2005 | CN1585835A Electropolishing assembly and methods for electropolishing conductive layers |
02/22/2005 | US6858125 Multi-axis numerical control electromachining of bladed disks |
02/17/2005 | US20050035001 Electrolytic processing apparatus and electrolytic processing method |
02/17/2005 | US20050035000 Positioning microelecrtrons substrate between electrodes; polishing; removal electroconductive materials; detecting signals |
02/17/2005 | US20050034999 Methods and apparatus for electrically and/or chemically-mechanically removing conductive material from a microelectronic substrate |
02/02/2005 | EP1501653A1 A method, an apparatus, a control system and a computer program to perform an automatic removal of cathode depositions during a bipolar electrochemical machining |
01/27/2005 | WO2005008806A2 Photoelectrolysis of water using proton exchange membranes |
01/27/2005 | US20050016869 Applying an alternating or bipolar pulsed electrical current between a metal containing substrate and an electrolyte; removal of platinum from semiconductor wafers |
01/27/2005 | US20050016868 Providing a wafer electrical connection by holding the conductive surface against the surface of the belt pad, applying a potential difference between the electrode and the wafer electrical connection and establishing a relative motion between the surface of the belt pad and the wafer |
01/27/2005 | US20050016867 Continuous process of passing a metallic tape through an acid bath contained within a polishing section of an electropolishing unit whilepassing a mean surface current density through the metallic tape reducing the roughness |
01/27/2005 | US20050016842 Fixture for electro-chemical machining |
01/25/2005 | US6846227 Electro-chemical machining appartus |
01/20/2005 | WO2005005693A1 Process control methods of electropolishing for metal substrate preparation in producing ybco coated conductors |
01/13/2005 | US20050005963 Photoelectrolysis of water using proton exchange membranes |
01/12/2005 | EP1349693A4 Fluted electrochemical machining |
01/06/2005 | US20050000826 Process control methods of electropolishing for metal substrate preparation in producing YBCO coated conductors |
01/05/2005 | DE10327565A1 Fixing system for electrode, has fixing device to fix an electrode holder on a base plate, the fixing device as well as the holder formed with mutually formed fixing modules |
01/05/2005 | CN1559733A High speed high quality electric spark processing liquid storage tank system |
12/30/2004 | US20040262168 Methods of electopolishing patterned substrates |
12/28/2004 | US6835300 Electropolishing solution and methods for its use and recovery |
12/28/2004 | US6835299 Current passes though cathode to workpiece to electrolytically remove material; vibration via sinusoidal oscillation varies cathode current |
12/23/2004 | WO2004111146A1 Polishing composition and method for polishing a conductive material |
12/23/2004 | US20040256244 Selective electrochemical etching method for two-dimensional dopant profiling |
12/23/2004 | DE10326719A1 Verdichterschaufelfuß für Triebwerksschaufeln von Flugzeugtriebwerken Verdichterschaufelfuß for turbine blades of aircraft engines |
12/23/2004 | DE10297427T5 Automatisch maschinengesteuerter Spalt für ECM-Nutbildung bei einem konischen fluiddynamischen Lager Automatic machines controlled gap for ECM grooving in a conical fluid dynamic bearing |
12/09/2004 | US20040248412 Method and composition for fine copper slurry for low dishing in ECMP |
12/09/2004 | US20040245119 Dispensing an electrolyte through an opening that is at least as long as the wafer and effecting relative movement between the opening and the wafer; wafer can be moved linearly across the opening and can also be rotated |
12/08/2004 | EP1484475A2 Root of an aircraft engine compressor blade |
12/02/2004 | US20040238481 Rotating wafer chuck with sufficient speed that electrolyte fluid flows towards edge; eliminates unwanted metal removal and overpolishing |
12/01/2004 | EP1480784A1 Methods and apparatus for electrochemical-mechanical processing of microelectronic workpieces |
11/17/2004 | CN2656067Y Profile surface electrolytic processing composite magnetic field device |
11/11/2004 | WO2004097078A1 Electrolytic processing apparatus and method |
11/11/2004 | US20040223254 Fluid dynamic bearing with non-linear damping |
11/10/2004 | EP1474259A1 Method for manufacturing an electrode for electrochemical machining of a workpiece and an electrode manufactured according to this method |
11/04/2004 | US20040217013 Apparatus and method for electropolishing a metal wiring layer on a semiconductor device |
10/27/2004 | EP1470576A1 Electrolytic processing apparatus and substrate processing apparatus and method |
10/27/2004 | EP1469967A1 Electrochemical machining method with optimal machining pulse duration |
10/21/2004 | US20040206634 Electrolytic processing apparatus and substrate processing apparatus and method |
10/14/2004 | US20040200732 Method and apparatus for eliminating defects and improving uniformity in electrochemically processed conductive layers |
10/14/2004 | DE10314672A1 Perforated disk production for fuel injection valve, involves deforming sheet metal, forming hose down openings on sheet metal, and processing sheet metal to obtain perforated disk having predetermined external dimensions |
10/14/2004 | DE10314671A1 Production method for a perforated disk in a fuel injection valve on an internal combustion engine processes a flat metal sheet with a spray hole by electrochemical machining |
10/14/2004 | DE10259934B3 Verfahren zur Herstellung von Formteilen aus Niob oder Tantal durch elektrochemisches Ätzen und so erhältliche Formteile A process for producing moldings made of niobium or tantalum by electrochemical etching and thus obtainable molded parts |
10/07/2004 | US20040195111 Performs uniform electrodeposition and electroetching |
10/07/2004 | US20040195109 Electrochemical machining method and apparatus |
09/30/2004 | US20040188259 Design of deposits to ajust for defects in working surfaces; electrochemistry |
09/30/2004 | US20040188244 Electro-chemical machining apparatus |
09/21/2004 | US6793793 High reactability; reduced generation of liquid waste; eliminates electrode cleaning |
09/16/2004 | US20040178081 Process for the production of shaped articles of niobium or tantalum by electrochemical etching |
09/16/2004 | US20040178064 Ball supports and puller for pulling a cable through a pipe |
09/14/2004 | US6790548 Staged venting of fuel cell system during rapid shutdown |
09/10/2004 | WO2004076110A1 Method for electrochemical processing titanium and the alloys thereof |
09/10/2004 | WO2003095852A3 Fluid dynamic bearing with non-linear damping |
09/09/2004 | DE10308358A1 Electrochemical processing device for metallic workpiece, has rotary propelled tool electrode with slotted holes that form an electrolyte feedback channel with the workpiece surface to limit the flow of electrolytic solution |
09/08/2004 | EP1453991A1 Electrolytic processing apparatus and method |
09/07/2004 | US6787728 Method and apparatus for near net shape rapid rough electromachining for blisks |
09/02/2004 | DE10307746A1 Electrochemical method for defining an electrochemically active surface on an electrically conductive work-piece connected as an electrode operates during a electrochemical machining process |
08/31/2004 | US6783658 Electropolishing method |
08/31/2004 | US6783657 Dissolution, etching, or polishing; semiconductors |
08/26/2004 | US20040163950 Planar plating apparatus |
08/26/2004 | DE20023514U1 Production of an inner surface of a stainless steel tank comprises inserting a tube into the tank, placing a cathode and electrolyte in the tank and connecting the tube and cathode |
08/19/2004 | WO2004070088A1 Electrolytic solution formulation for electropolishing process |
08/19/2004 | WO2004047934A3 Non mechanical method of removing material from the surface of a golf club head |
08/19/2004 | US20040162605 Stent fabrication method |
08/18/2004 | EP1446514A1 Electropolishing assembly and methods for electropolishing conductive layers |
08/18/2004 | CN1521288A Process for the production of niobium or tantalum parts by electrochemical etching |
08/10/2004 | US6774985 Apparatus imprinting stent configuration image from mask onto tubular blank with photosensitive coating including journaling mechanism receiving and rotating blank, radiation source directing light at surface to expose coating, mask mover |
08/05/2004 | WO2004065047A1 Critical orifice gap setting for ecm grooving of flat plates |
08/03/2004 | US6770188 Part fabricating method |
07/28/2004 | EP1441049A1 Process for the production of niobium or tantalum parts by electrochemical etching |
07/28/2004 | CN1515376A Pulse electrochemical processing method of cyindrical bearing roller path convexity |
07/22/2004 | US20040140226 Electrolyte is pumped at fixed static pressure between movable electrode and working surface; support fixture |
07/20/2004 | US6764590 Automated machine control gap for conical fluid dynamic bearing ECM grooving |
07/14/2004 | CN1511668A Electric working using perforating electrode |
07/14/2004 | CN1511667A Method and device for nearly forming quick coarse working for round disc with blade |
07/14/2004 | CN1511666A Multiple shaft digital control electric working of blade disc |
07/01/2004 | US20040124181 Method and apparatus for near net shape rapid rough machining for blisks |
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 | DE10258920A1 Verfahren und Vorrichtung zur Formgebung durch elektrochemisches Abtragen Method and device for shaping by electrochemical erosion |
06/30/2004 | EP1433558A2 Multi-axis numerical control electromachining of bladed disks |
06/30/2004 | EP1433557A2 Method and apparatus for near net shape rapid rough machining for blisks |
06/24/2004 | WO2004039233A3 System and method for in vivo detection of h. pylori |
06/23/2004 | EP1430983A2 Method and apparatus for electrochemical shaping |
06/10/2004 | WO2004047934A2 Non mechanical method of removing material from the surface of a golf club head |