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Class 205/640 - ELECTROLYTIC EROSION OF A WORKPIECE FOR SHAPE OR SURFACE CHANGE (E.G., ETCHING, POLISHING, ETC.) (PROCESS AND ELECTROLYTE COMPOSITION)


Subclass of Class 205 - Electrolysis: processes, compositions used therein, and methods of preparing the compositions
Definition: Subject matter in which the chemical change occurs as a
No. of applications: 168
Last issue date: 05/24/2012


1          
Application No.Application TitleIssue Date
20120129002ALUMINUM ARTICLE AND METHOD FOR MANUFACTURING SAME
An aluminum article includes a substrate comprising a surface having a plurality of nano-pores defined therein; and a transparent vacuum deposition layer deposited on the surface and filling the nano-pores....
05/24/2012
20120103821FEEDBACK CONTROL OF DIMENSIONS IN NANOPORE AND NANOFLUIDIC DEVICES
Nanofluidic passages such as nanochannels and nanopores are closed or opened in a controlled manner through the use of a feedback system. An oxide layer is grown or removed within a passage in the presence of an electrolyte until the passage reaches selected dimensions ...
05/03/2012
20120082906PROCESS FOR PRODUCING TRANSPORT- AND STORAGE-STABLE OXYGEN-CONSUMING ELECTRODES
The present invention relates to A process for producing a transport- and storage-stable sheet-like oxygen-consuming electrode comprising providing an electrically conductive support, a gas diffusion layer, and a layer comprising a silver-based catalyst; coating the sup...
04/05/2012
20120080321Display Device
A display device comprises a first insulating substrate (10) carrying on one surface thereof a first electrically conductive material (12) constituting a first electrode; a second electrically conductive material (16) constituting a second electrode...
04/05/2012
20120053679IMPLANT AND METHOD FOR PRODUCING THE SAME
An implant and method for producing an implant, in particular an intraluminal endoprosthesis, with a body, wherein the body contains iron or an iron alloy, comprising the following steps:
  • a) providin...
03/01/2012
20120043222COATING METHOD FOR FORMING PATTERN ON WORKPIECE
A coating method for forming a pattern on a workpiece includes: providing a workpiece constituting a surface; forming a coating layer over the surface using a physical vapor deposition method; providing a mask including a through hole having a shape conforming to a pred...
02/23/2012
20120043217Rinsing and drying for electrochemical processing
An electroplating/etch apparatus including a fluid jet and a dryer present over the tank containing the electrolyte for the electroplating/etch process. The fluid jet and the dryer remove excess liquids, such as electrolyte, from the component being plated or etched, e....
02/23/2012
20120014629Porous hydrodynamic bearing
There is provided a porous hydrodynamic bearing including a sleeve supporting a shaft, wherein the sleeve is formed of a sintered body containing at least one metal powder selected from a group consisting of SUS 304, SUS 430, and iron (Fe). In the sleeve formed of the s...
01/19/2012
20110287223METALLIC ARTICLES WITH HYDROPHOBIC SURFACES
Articles containing fine-grained and/or amorphous metallic coatings/layers on at least part of their exposed surfaces are imprinted with surface structures to raise the contact angle for water in the imprinted areas at room temperature by equal to or greater than 10°, ...
11/24/2011
20110262771METHOD FOR ROUGHENING METAL SURFACES AND ARTICLE MANUFACTURED THEREBY
A method for surface roughening a metal work piece includes disposing a region of the workpiece to be roughened proximate to a counter electrode. The region of the workpiece to be roughened and the counter electrode are subsequently disposed together in an electrolyte. ...
10/27/2011
20110244266TITANIUM MATERIAL AND METHOD FOR PRODUCING TITANIUM MATERIAL
Disclosed are a titanium material having excellent surface characteristics and a method for readily producing a titanium material having excellent surface characteristics. More specifically, provided is a titanium material including a surface film having a multilayer st...
10/06/2011
20110243774UNDERCUT STATOR FOR A POSITIVE DISPLACMENT MOTOR
A Moineau style stator includes a stator tube having a plurality of rigid helical lobes formed on an inner surface thereof. The helical lobes define a major internal tube diameter that is greater than a pass through diameter of the tube such that the major diameter unde...
10/06/2011
20110244263PATTERNING USING ELECTROLYSIS
A method of patterning and an article having a patterned structure defined therein are provided. The method comprises the steps of providing a substrate having a patterned conductive metal film disposed thereon. The patterned conductive metal film has at least one raise...
10/06/2011
20110238153ENDOPROSTHESES
Endoprostheses include an endoprosthesis wall that includes a surface layer that includes a metallic material and that defines a plurality of discrete pores. A porous material is disposed in one or more pores of the surface layer. The endoprostheses can, for example, de...
09/29/2011
20110237925MICRONEEDLE ARRAY CHIP, DEVICE AND PATCH FOR TRANSDERMAL DRUG DELIVERY UTILIZING THE SAME, AND PREPARATION METHOD THEROF
The invention discloses a microneedle array chip comprising metal microneedles and a substrate, wherein the microneedle consists of a needle head with a tip at its top, a needle bar and a needle seat, and is fixed onto the substrate via the needle seat; and the needle b...
09/29/2011
20110229803INTERCONNECTS FOR SOLID OXIDE FUEL CELLS AND FERRITIC STAINLESS STEELS ADAPTED FOR USE WITH SOLID OXIDE FUEL CELLS
Various embodiments relate to interconnects for solid oxide fuel cells (“SOFCs”) comprising ferritic stainless steel and having at least one via that when subjected to an oxidizing atmosphere at an elevated temperature develops a scale comprising a manganese-chromat...
09/22/2011
20110214998METHOD OF MAKING A POROUS TIO2 PHOTONIC FILM
A porous titanium dioxide film having photonic properties is made by etching a titanium substrate in an electrolyte solution in the presence of an electric field. The electrolyte solution can be an organic electrolyte solution. Etching involves providing an electrolyte ...
09/08/2011
20110120882POROUS SILICON ELECTRO-ETCHING SYSTEM AND METHOD
It is an object of this disclosure to provide high productivity, low cost-of-ownership manufacturing equipment for the high volume production of photovoltaic (PV) solar cell device architecture. It is a further object of this disclosure to reduce material processing ste...
05/26/2011
20110114507ELECTROLYTICALLY ETCHING METHOD AND APPARATUS OF SURFACE OF NUCLEAR REACTOR CORE INTERNALS
Even a site having a complicated curved surface shape, such as a welded spot on a bottom of a nuclear reactor core, is simply and electrolytically etched without discharging an etching liquid in a large amount, whereby grain boundary on the surface of the nuclear reacto...
05/19/2011
20110114506Quadratic Electrolysis
An electrolysis device to separate water into its more economically valuable constituent hydrogen and oxygen gases. A neutral plate is interleaved between every magnetically charged electrode in an electrode stack to provide a means of spark suppression, a physical barr...
05/19/2011
20110083972ELECTROCHEMICAL METHOD AND APPARATUS FOR REMOVING COATING FROM A SUBSTRATE
A method of removing coating from a substrate may include contacting at least a portion of a surface of a substrate to an electrolytic substance, where at least a portion of the surface includes cadmium; connecting a power source to the substrate and to an anode materia...
04/14/2011
20110073486AMORPHOUS METALLIC MATERIAL ELEMENTS AND METHODS FOR PROCESSING SAME
A method for altering a dimension of an element made of an amorphous metallic material is provided. The method includes providing an anode comprising the amorphous metallic material, wherein the amorphous metallic material comprises at least two primary constituents, pr...
03/31/2011
20110062031METHOD, APPARATUS, AND ELECTROLYTIC SOLUTION FOR ELECTROPOLISHING METALLIC STENTS
An apparatus, a method, and an electrolytic solution are described for electropolishing metallic stents made, for example, of high-strength medical alloys. The apparatus may include an electropolishing container made from material of low thermal conductivity. The appara...
03/17/2011
20110053053CELL HOLDER FOR FUEL CELL
A porous silicon wafer including, on its upper surface side, multiple recesses, this upper surface being coated with a porous silicon layer having pores smaller than those of the wafer bulk....
03/03/2011
20110048963METHOD OF MANUFACTURING ELECTROPOLISHING PAD
The present invention aim to provide a method of manufacturing an electropolishing pad, which is excellent in planarity, can reduce occurrence of scratches, and has a high polishing rate. The present invention relates to a method of manufacturing an electropolishing pad...
03/03/2011
20110036395METHODS FOR FORMING NANOSTRUCTURES AND PHOTOVOLTAIC CELLS IMPLEMENTING SAME
A method for creating a nanostructure according to one embodiment includes depositing material in a template for forming an array of nanocables; removing only a portion of the template such that the template forms an insulating layer between the nanocables; and forming ...
02/17/2011
20110031106METHOD FOR FABRICATING LEAD FRAME OF LIGHT EMITTING DIODE
A method for fabricating lead frames of light emitting diodes (LEDs) including following steps is provided. First, a conductive frame tape is provided. The conductive frame tape includes a plurality of conductive frames arranged along an extending direction of the condu...
02/10/2011
20110030610HIGH-PRODUCTIVITY POROUS SEMICONDUCTOR MANUFACTURING EQUIPMENT
This disclosure enables high-productivity fabrication of semiconductor-based separation layers (made of single layer or multi-layer porous semiconductors such as porous silicon, comprising single porosity or multi-porosity layers), optical reflectors (made of multi-laye...
02/10/2011
20110014381 METHOD FOR MAKING A LITHOGRAPHIC PRINTING PLATE SUPPORT
A method for making a lithographic printing plate support includes the steps of providing an aluminum support; graining the support in a graining electrolyte solution; and treating the grained support in a desmut electrolyte solution containing hydrochloric acid by appl...
01/20/2011
20110012313SEAL PERFORMANCE FOR HYDROGEN STORAGE AND SUPPLY SYSTEMS
The performance and durability of static and dynamic seals for hydrogen storage and supply systems has been improved by utilizing a spring-energized and plastic coated radial seal in combination with at least a mating surface that has been treated by one of a variety of...
01/20/2011
20100319813BARE ALUMINUM BAFFLES FOR RESIST STRIPPING CHAMBERS
Bare aluminum baffles are adapted for resist stripping chambers and include an outer aluminum oxide layer, which can be a native aluminum oxide layer or a layer formed by chemically treating a new or used bare aluminum baffle to form a thin outer aluminum oxide layer....
12/23/2010
20100323278HIGH POWER DENSITY FUEL CELL
A phosphoric acid fuel cell according to one embodiment includes an array of microchannels defined by a porous electrolyte support structure extending between bottom and upper support layers, the microchannels including fuel and oxidant microchannels; fuel electrodes fo...
12/23/2010
20100314256CURRENT-LEVELING ELECTROPLATING/ELECTROPOLISHING ELECTRODE
A current-leveling electrode for improving electroplating and electrochemical polishing uniformity in the electrochemical plating or electropolishing of metals on a substrate is disclosed. The current-leveling electrode includes a base electrode and at least one sub-ele...
12/16/2010
20100296986Microscreen for filtering particles in microfluidics applications and production thereof
A microscreen and its production method for filtering particles in microfluidics applications. The microscreen includes an at least regionally p-doped Si substrate having a recess, a macroporous membrane connected to the Si substrate via n-doped regions, the recess of t...
11/25/2010
20100288648METHOD AND APPARATUS FOR ETCHING THE SURFACES OF INTEGRALLY BLADED ROTORS
For electrolytically etching the surfaces of integrally bladed rotors (blisks) (6) made of nickel-base material for aircraft gas turbines, auxiliary cathodes (10), in addition to the main cathodes (3) provided in the electrolyte (1), are arra...
11/18/2010
20100272888METHOD FOR PRODUCING A WEAR LAYER
In a method for producing a starting material (M, N, N′) for the production of a wear layer (420), a coating (40) with a composition which corresponds to that of the wear layer (420) which is to be produced is chemically undissolved from its subst...
10/28/2010
20100260613Process for preventing the formation of secondary reaction zone in susceptible articles, and articles manufactured using same
A process for reducing secondary reaction zone formation articles includes the steps of non-selective removing an external surface of an as-cast article free of coating to form an as-cast article having a surface substantially free of residual surface stress; and applyi...
10/14/2010
20100236940X-Ray Assisted Etching of Insulators
The invention is a method of electrochemical etching of a non-conductive insulator. The method entails inducing a current in the insulator by exciting electrons into the conduction band by supplying the needed energy through irradiation of the insulator. Alternatively, ...
09/23/2010
20100240222WAFER FIXTURE FOR WET PROCESS APPLICATIONS
The present invention is a wafer fixture comprising a housing body, a thrust plate, a flexure clamp, gaskets, flexure pins on an inner circumference of the housing body, locking grooves on an outer circumference of the flexure clamp, and a handle. A wafer may be placed ...
09/23/2010
20100219080METHODS AND APPARATUS FOR CATHODE PLATE PRODUCTION
The present invention relates to electrolytic recovery of metal, and in particular methods and apparatus for producing cathode plates suitable for such electrolytic recovery. A first aspect of the invention provides a method of providing an electrically conductive coati...
09/02/2010
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