| Patents for C25F 3 - Electrolytic etching or polishing (4,256) |
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| 10/07/2010 | US20100252446 Method to Electrodeposit Metals Using Ionic Liquids in the Presence of an Additive |
| 10/06/2010 | CN101851776A Treatment method of silicon chip edge |
| 10/06/2010 | CN101503817B Photo-assisted electro chemical etching apparatus |
| 10/06/2010 | CN101250705B Method for manufacturing nickel-cuprum metallic baseband layer of highly oriented double-shaft texture |
| 10/05/2010 | US7807039 contains sulfuric acid, ammonium bifluoride and hydroxypropionic acid for electropolishing titanium-nickel alloys; nontoxic, odorless |
| 10/05/2010 | US7807037 Inserting a porous metallic cathode into one of of slots of a metal part; removing a portion of an inner surface of slots by flowing an electric current between the part and porous metallic cathode while introducing an electrolyte; |
| 10/05/2010 | US7807036 electrochemical mechanical planarization; remove debris by ionization and cleaning the polishing pad; for reuse in making semiconductor wafers |
| 09/30/2010 | WO2010108517A1 Electropolishing method and electromagnetic flowmeter having electropolished electrodes |
| 09/30/2010 | US20100243472 High-throughput local oxidation nanolithographic process |
| 09/30/2010 | US20100243471 Composition, method and process for polishing a wafer |
| 09/30/2010 | US20100243430 Apparatus and method for magnetic field assisted electrochemical discharge machining |
| 09/29/2010 | CN101845662A Magnesium alloy surface treating method and magnesium alloy polished by same |
| 09/29/2010 | CN101845661A Monocrystalline silicon slice with ultra-hydrophobicity nano silicone linear arrays on surface and preparation method thereof |
| 09/23/2010 | US20100236940 X-Ray Assisted Etching of Insulators |
| 09/23/2010 | US20100236935 Tungsten alloy suture needles with surface coloration |
| 09/23/2010 | US20100236934 Mould for galvanoplasty and method of fabricating the same |
| 09/22/2010 | CN101839341A Piston ring and surface spongy chromium plating technique thereof |
| 09/22/2010 | CN101839340A Piston ring and surface spongy tin plating technique thereof |
| 09/22/2010 | CN101838839A Electrode foil washing device |
| 09/22/2010 | CN101275269B Etching process for aluminum foil for electrolytic capacitor |
| 09/21/2010 | US7799201 Continuously rotating, e.g., a stent, while applying a voltage across an anode and a cathode so that electrical contact between the anode and the cathode continuously changes, leading to a reduction in marks that are traditionally generated around the anode-stent contact and more uniform polishing |
| 09/21/2010 | US7799200 Attaching an accelerator to a surface with recessed and exposed regions; bringing the surface into close proximity with an electric field-imposing member so that the accelerator is selectively removed from the exposed surface regions; accelerator remaining in recessed regions catalyzes metal deposition |
| 09/21/2010 | US7799183 Electropolishing apparatus and method for medical implants |
| 09/21/2010 | US7799138 In-situ method to reduce particle contamination in a vacuum plasma processing tool |
| 09/21/2010 | CA2423803C Ionic liquids and their use as solvents |
| 09/15/2010 | CN201581151U Electrochemical polishing treatment device for internal surface and external surface of metal workpiece |
| 09/15/2010 | CN201581150U Electrolytic polishing device of metallic phase sample used in laboratory |
| 09/15/2010 | CN101550584B Corrosion technique for anode aluminum foil with branch holes for electrolytic capacitor |
| 09/15/2010 | CN101147220B Aluminum plate for aluminum electrolytic capacitor electrode, aluminum electrolytic capacitor, and process for producing aluminum electrolytic capacitor |
| 09/14/2010 | US7794573 Systems and methods for electrochemically processing microfeature workpieces |
| 09/09/2010 | US20100224504 Electro-thinning apparatus for removing excess metal from surface metal layer of substrate and removing method using the same |
| 09/08/2010 | CN101532162B Corrosion technology for anode foil for extra-high voltage aluminum electrolytic capacitor |
| 09/07/2010 | US7790014 Removal of substances from metal and semi-metal compounds |
| 09/07/2010 | US7790009 electrochemical pattern replication; master electrode is put in close contact with the substrate and the etching/plating pattern is directly transferred onto the substrate by using a contact etching/plating; for micro or nanostructure; sensors, flat panel display and printed circuit boards |
| 09/07/2010 | US7789978 Alloy for lithographic sheet |
| 09/02/2010 | US20100220557 Bridge or bottom plate for a timepiece movement |
| 09/02/2010 | US20100220018 Ice and snow accretion-preventive antenna, electric wire, and insulator having water-repellent, oil-repellent, and antifouling surface and method for manufacturing the same |
| 09/02/2010 | US20100219080 Electrolytic recovery of metal such as copper, and methods and apparatus for producing cathode plates suitable for such electrolytic recovery |
| 08/31/2010 | US7785452 Apparatus and method for finishing light metal article |
| 08/26/2010 | US20100217370 Bioerodible Endoprosthesis |
| 08/26/2010 | US20100213078 Electrolyte composition for electropolishing niobium and tantalum and method for using same |
| 08/25/2010 | CN101812720A Method for observing real topography of nonmetallic inclusion in steel |
| 08/25/2010 | CN101812719A Low-alkalinity electrolytic deburring solution, preparation method and use method thereof |
| 08/25/2010 | CN101619483B Online adjusting device of electronic aluminum foil corrosion primary groove ceramic roller |
| 08/25/2010 | CN101392403B Method for preparing gold electrode pair |
| 08/25/2010 | CN101270498B Ultra-supercritical steel organization display method |
| 08/25/2010 | CN101210340B Electrochemical etching liquid and etching method |
| 08/24/2010 | US7780868 Alkaline etching solution for semiconductor wafers and alkaline etching method |
| 08/19/2010 | US20100206217 Method for separating surface layer or growth layer of diamond |
| 08/18/2010 | CN201553803U Current sharing liquid feedback slot for electronic aluminum foil titanium pole plate |
| 08/17/2010 | US7776755 high k dielectric material layer (HK), solves problem of the prior art etching process that generates heavy polymeric residue, which is difficult to remove; two etching processes; making metal gate stacks of a semiconductor device; NMOSFETs (N-type metal-oxide-semiconductor field-effect-transistor) |
| 08/17/2010 | US7776227 Process for manufacturing micro- and nano- devices |
| 08/12/2010 | US20100200424 Plasma-electrolytic polishing of metals products |
| 08/11/2010 | CN101799443A Method for preparing multiaperture silicon substrate tungsten oxide nanometer thin film gas sensitive transducer |
| 08/11/2010 | CN101798702A Titanium and titanium alloy electrochemically polish electrolyte and surface polishing method thereof |
| 08/11/2010 | CN101798701A Method for preparing alumina template by guidance of etching pattern |
| 08/10/2010 | US7771581 Apparatus and process for electrolytic removal of material from a medical device |
| 08/05/2010 | WO2010086059A1 Etching system and method for forming multiple porous semiconductor regions with different optical and structural properties on a single semiconductor wafer |
| 08/05/2010 | US20100193374 Method of rear surface treatment, analysis method of integrated circuit from rear surface side, and rear surface treatment apparatus |
| 08/05/2010 | US20100193362 Method for processing silicon base material, article processed by the method, and processing apparatus |
| 08/04/2010 | CN101792106A Etching solution for processing N-type silicon microchannel array by photon-assisted electrochemical etching method |
| 08/04/2010 | CN101368287B Multi-working procedure combined ultra-fine molybdenum filament continuous processing method and equipment |
| 08/03/2010 | US7767101 Method for fabricating probe for use in scanning probe microscope |
| 08/03/2010 | US7767100 Patterning method and field effect transistors |
| 08/03/2010 | US7767074 Method of etching copper on cards |
| 07/29/2010 | WO2010084213A1 Means, process and device for superficial treatment of surfaces of parts of gold or alloys thereof |
| 07/29/2010 | US20100190094 Photocatalytic electrode and fuel cell |
| 07/29/2010 | US20100187126 Etching system and method for forming multiple porous semiconductor regions with different optical and structural properties on a single semiconductor wafer |
| 07/29/2010 | US20100186768 Foreign matter removing method for lithographic plate and method for manufacturing lithographic plate |
| 07/29/2010 | DE102007026635B4 Vorrichtung zum nasschemischen Behandeln von Ware, Verwendung eines Strömungsorgans, Verfahren zum Einbauen eines Strömungsorgans in die Vorrichtung sowie Verfahren zur Herstellung einer nasschemisch behandelten Ware An apparatus for wet-chemical treatment of goods, using a flow body, method of installing a flow member into the apparatus and methods of preparing a wet-chemically treated product |
| 07/28/2010 | CN101457387B Method for removing cross-hole bur |
| 07/28/2010 | CN101294298B Electrochemical polishing method for high purity aluminum under ultrasonic agitation |
| 07/22/2010 | WO2010081724A1 Method and solution for electropolishing stents made of high strength medical alloys |
| 07/22/2010 | WO2010081723A1 Method, apparatus and solution for electropolishing metallic stents |
| 07/22/2010 | US20100182698 Security Documents with Personalised Images and Methods of Manufacture |
| 07/22/2010 | US20100181207 Method For Fabricating Embedded Thin Film Resistors Of Printed Circuit Board |
| 07/22/2010 | US20100181206 Method of electropolishing medical implants |
| 07/21/2010 | CN101781790A Method and electrolytic bath for reducing thickness of metal layer of base plate |
| 07/21/2010 | CN101781789A Method and electrolytic bath for polishing metal layer of base plate |
| 07/15/2010 | WO2009086820A3 Method for producing a photoactive layered composite and use thereof |
| 07/15/2010 | US20100176088 Apparatus and method for the wet chemical treatment of a product and method for installing a flow member into the apparatus |
| 07/15/2010 | DE102009000073A1 Verfahren und Vorrichtung zur elektrochemischen Bearbeitung von Substraten Method and apparatus for the electrochemical machining of substrates |
| 07/14/2010 | CN201525904U Continuous steel cable surface treatment device |
| 07/08/2010 | WO2009113874A3 Method for texturing silicon surfaces and wafers thereof |
| 07/08/2010 | US20100170806 Method and device for electrochemical machining of substrates |
| 07/08/2010 | US20100170530 Method for cleaning semiconductor equipment |
| 07/06/2010 | US7749663 Subjecting the chrome-containing layer of a photomask to a wet etch process using deionized water and ozone; length of exposure is directly proportional to the degree of adjustment desired |
| 07/01/2010 | US20100165544 Electrode foil, method of manufacturing electrode foil, and electrolytic capacitor |
| 07/01/2010 | US20100163426 Electrochemical planarization system comprising enhanced electrolyte flow |
| 06/30/2010 | CN1848322B Method for corroding controllable high-voltage positive electrode aluminium foil tunnel hole length |
| 06/30/2010 | CN101765682A Electrolyte for electrochemical treatment |
| 06/30/2010 | CN101765681A Method to electrodeposit metals using ionic liquids in the presence of an additive |
| 06/23/2010 | CN101752095A Method for etching holes by corroding aluminum foil |
| 06/23/2010 | CN101748473A Reverse acting rupture disc with laser-defined electropolished line of weakness and method of forming the line of weakness |
| 06/23/2010 | CN101748472A Method for four-stage formation of anode foil of medium-voltage aluminum electrolytic capacitor |
| 06/16/2010 | CN1993786B Process for producing aluminum electrode foil for capacitor and aluminum foil for etching |
| 06/16/2010 | CN101736393A Fixing device of electrolytic polishing sample |
| 06/16/2010 | CN101736392A Electrolyte and method for electrolyzing and extracting non-metallic inclusions in steel by using same |
| 06/16/2010 | CN101734036A High sensitivity positive thermosensitive CTP plate adopting active etherate in condensation resin of pyrogallol and divinylbenzene and preparation method thereof |
| 06/16/2010 | CN101734035A High sensitivity positive thermosensitive CTP plate adopting active ester and etherate in carboxylic phenolic resin and preparation method thereof |