| Patents for C25F 3 - Electrolytic etching or polishing (4,256) |
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| 07/14/2009 | US7559992 Semiconductor processing apparatus and method |
| 07/11/2009 | CA2649289A1 Micro-electro-discharge machining methods and apparatus |
| 07/08/2009 | CN100510198C Process for the production of niobium or tantalum parts by electrochemical etching |
| 07/07/2009 | US7556697 System and method for carrying out liquid and subsequent drying treatments on one or more wafers |
| 07/01/2009 | CN101469442A Pulse modulation power supply and electrochemical polish apparatus equipped therewith |
| 07/01/2009 | CN100507092C Electrolytic processing apparatus and electrolytic processing method |
| 06/30/2009 | US7552736 Process for wafer backside polymer removal with a ring of plasma under the wafer |
| 06/25/2009 | DE102008060639A1 Verfahren zum Behandeln von Nanopartikeln unter Verwendung einer intermittierend arbeitenden elektrochemischen Zelle A method of treating of nanoparticles using a intermittently operating electrochemical cell |
| 06/25/2009 | DE102008060638A1 Verfahren zum Behandeln von Nanopartikeln unter Verwendung einer Protonenaustauschmembran- und Flüssigelektrolytzelle A method of treating of nanoparticles using a proton exchange membrane and the liquid electrolyte cell |
| 06/24/2009 | EP2072639A1 Method for adhesion promotion between the nickel and nickel alloy layer and another metal or a dielectric, such as in the manufacture of lead frames for semiconductor devices |
| 06/24/2009 | CN100503114C Methods and apparatus for electromechanically and/or electrochemically removing conductive material from a microelectronic substrate |
| 06/23/2009 | US7550091 Implant surface preparation |
| 06/17/2009 | CN101457387A Method for removing cross-hole bur |
| 06/16/2009 | US7547399 Implant surface preparation |
| 06/16/2009 | CA2302719C Tube inner surface electropolishing device with electrolyte dam |
| 06/10/2009 | CN100497748C Electropolishing assembly and methods for electropolishing conductive layers |
| 06/09/2009 | US7544283 By making electrolyte flowing down the metal plate electrode strike against the metal thin film while the DC voltage is applied to the metal plate electrodes immersed in electrolyte; use in case that the thin metal films formed by vapor deposition or metal plating do not satisfy quality control standards |
| 06/09/2009 | US7543593 Substrate processing apparatus |
| 06/04/2009 | US20090139875 Electrolyte for electro-chemical machining of metal product |
| 06/04/2009 | US20090139541 Gas dissolved water producing apparatus and method thereof and ultrasonic cleaning equipment and method thereof |
| 05/28/2009 | US20090134036 Electrolytic Processing Method and Electrolytic Processing Apparatus |
| 05/26/2009 | CA2519420C Nanoporous ultrafine alpha-alumina powders and freeze drying process of preparing the same |
| 05/22/2009 | WO2009062754A1 Method for producing a nanoporous layer |
| 05/22/2009 | WO2007121999A3 Electrolytic solution for the electrochemical polishing of metal articles |
| 05/21/2009 | US20090128180 Cantilever-Type Probe and Method of Fabricating the Same |
| 05/20/2009 | CN201241192Y Low voltage anode foil corrosion apparatus for electrolytic capacitor |
| 05/19/2009 | US7534359 Process for producing structure, structure thereof, and magnetic recording medium |
| 05/13/2009 | EP2058419A1 Method for separating surface layer or growth layer of diamond |
| 05/12/2009 | US7531492 Aqueous solution of sulfuric acid, hydrogen peroxide, H2SiF6, HBF4; clean residual polymers from aluminium or aluminium-containing surfaces, during the production of semiconductor elements |
| 05/12/2009 | US7531079 Method and apparatus for uniform electropolishing of damascene IC structures by selective agitation |
| 05/12/2009 | US7531078 Chemical printing of raw aluminum anode foil to induce uniform patterning etching |
| 05/07/2009 | WO2007027907A3 A system and method for obtaining anisotropic etching of patterned substrates |
| 05/07/2009 | WO2006138438A3 System and method of processing substrates using sonic energy having cavitation control |
| 05/07/2009 | DE102008012479B3 Electrochemical etching of macropores in n-type silicon wafers under illumination of backside of the wafer using an aqueous electrolyte, where the electrolyte is an aqueous acetic acid solution of a composition with hydrogen fluoride |
| 05/06/2009 | CN101427351A Adaptive electropolishing using thickness measurements and removal of barrier and sacrificial layers |
| 05/06/2009 | CN101426964A Secondary electrochemical cell |
| 05/06/2009 | CN101425395A Manufacturing method for low-voltage high-dielectric formed foil of aluminum electrolysis capacitor |
| 05/06/2009 | CN101425392A Pre-treating process for high-voltage aluminum foil corrosion |
| 05/06/2009 | CN101425391A Producing method for low voltage anode foil of aluminum electrolysis capacitor |
| 05/06/2009 | CN101425390A Medium high voltage anode aluminum foil corrosion method |
| 05/06/2009 | CN101425387A Extending corrosion method for low voltage anode aluminum foil |
| 05/06/2009 | CN101425384A Low voltage aluminum electrolysis capacitor formed foil production method |
| 05/06/2009 | CN101425383A Formed foil production method for low voltage high dielectric aluminum electrolysis capacitor |
| 05/06/2009 | CN101425378A Mixed production method for electrolytic capacitor fine aluminum cathode foil corrosion and anodic oxidation |
| 05/06/2009 | CN101423972A Treatment fluid in frequency-changing AC corrosion of anodic aluminum foil at low pressure |
| 05/06/2009 | CN101423971A Treatment fluid in electrochemical corrosion of anodic aluminum foil at low pressure |
| 05/06/2009 | CN101423954A Novel graphite resistor rod for aluminum foil corrosion of capacitor |
| 05/05/2009 | US7527723 Ion exchanger; surface smoothness; removal residues from workpiece |
| 04/29/2009 | CN101417578A Surface decoration method for stainless steel |
| 04/28/2009 | US7524410 Methods and apparatus for removing conductive material from a microelectronic substrate |
| 04/23/2009 | WO2007021956A3 Electropolishing apparatus and method for implantable medical devices |
| 04/23/2009 | WO2006105125A3 Systems and methods for single integrated substrate cleaning and rinsing |
| 04/23/2009 | US20090101521 detecting and preventing a contact between the electrode core and the workpiece, using a porous dielectric layer to prevent the short circuits occur between electrode and workpiece |
| 04/23/2009 | US20090101509 Process Of Making An Optical Lens |
| 04/22/2009 | EP2049710A1 Master electrode and method of forming it |
| 04/22/2009 | CN101416283A Method of removing conductive metal oxide thin-film and apparatus thereof |
| 04/21/2009 | US7520966 Electropolishing apparatus and method for implantable medical devices |
| 04/16/2009 | WO2009048099A1 Polishing tool structure, polishing surface layer and polishing method |
| 04/16/2009 | WO2009047453A1 Cell holder for fuel cell |
| 04/16/2009 | WO2006080948A3 Corrosion resistance of storage containers for nuclear waste |
| 04/16/2009 | WO2005113863A3 Secondary electrochemical cell |
| 04/16/2009 | US20090095637 Electrochemical polishing method and polishing method |
| 04/15/2009 | EP1382065A4 Electropolishing metal layers on wafers having trenches or vias with dummy structures |
| 04/15/2009 | CN201220974Y Double-groove macrostructure electrolysis etching apparatus |
| 04/09/2009 | WO2009043207A1 Producing method for grater |
| 04/09/2009 | WO2009043206A1 Producing method for grater and device thereof |
| 04/09/2009 | US20090090384 Cleaning method of apparatus for depositing metal containing film |
| 04/08/2009 | EP2045370A1 Method for electrochemical removal of a metal coating |
| 04/08/2009 | EP2043812A1 Combined electrochemical and laser micromachining process for creating ultra-thin surfaces |
| 04/08/2009 | CN101403135A Cleaning method for low-pressure anode corrosion foil Cl- |
| 04/07/2009 | US7513986 Method and device for locally removing coating from parts |
| 04/02/2009 | WO2005082057A3 Controlling removal rate uniformity of an electropolishing process in integrated circuit fabrication |
| 04/02/2009 | WO2005059970A3 Controlling removal rate uniformity of an electropolishing process in integrated circuit fabrication |
| 04/02/2009 | US20090084758 Method and apparatus for shaping gas profile near bevel edge |
| 04/01/2009 | EP2040773A2 Flat process of drug coating for stents |
| 04/01/2009 | CN101400213A Method for manufacturing printed wiring board and electrolytic etching solution for use in the manufacturing method |
| 03/31/2009 | US7510641 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 |
| 03/26/2009 | WO2009037045A1 Electrolyte for electrochemical treatment |
| 03/26/2009 | US20090078673 Method of forming a pattern |
| 03/26/2009 | US20090078583 Electrochemical mechanical polishing method and electrochemical mechanical polishing apparatus |
| 03/26/2009 | US20090078024 Particle detector |
| 03/25/2009 | EP2039802A1 Surface treating method by electric discharge, and dressing method |
| 03/25/2009 | CN101392403A Method for preparing gold electrode pair |
| 03/24/2009 | US7507324 Method for etching layers deposited on transparent substrates such as glass substrate |
| 03/19/2009 | WO2009035444A1 Methods for tailoring the surface topography of a nanocrystalline or amorphous metal or alloy and articles formed by such methods |
| 03/19/2009 | US20090071837 Master electrode and method of forming it |
| 03/18/2009 | EP1139400B1 Method for machining/cleaning by hydroxide ion in ultrapure water |
| 03/17/2009 | US7504018 Electrochemical method for Ecmp polishing pad conditioning |
| 03/12/2009 | US20090065026 Methods For Treating Surfaces, Methods For Removing One Or More Materials from Surfaces, And Apparatuses For Treating Surfaces |
| 03/10/2009 | US7501073 Methods for producing metallic implants having roughened surfaces |
| 03/04/2009 | CN100464880C A rolling method of small-coarseness high-light thin wolfram sheets |
| 02/26/2009 | US20090050490 Support For Lithographic Printing Plate and Presensitized Plate |
| 02/24/2009 | US7494593 Method for forming a cantilever and tip |
| 02/18/2009 | EP1802789B1 Device for etching a conductive layer and etching method |
| 02/18/2009 | CN101368287A Multi-working procedure combined ultra-fine molybdenum filament continuous processing method and equipment |
| 02/12/2009 | US20090038959 Highly Pure Stainless Steel Process |
| 02/05/2009 | WO2009016189A1 Method to electrodeposit metals using ionic liquids in the presence of an additive |
| 02/05/2009 | CA2695488A1 Method to electrodeposit metals using ionic liquids in the presence of an additive |
| 02/04/2009 | CN101360851A Master electrode and method for manufacturing it |
| 02/04/2009 | CN101360850A Master electrode and method of forming it |