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| Number | Title | Issue Date |
| 6800186 | Method and apparatus for electrochemical processing A continuous strip is electrochemically processed in an electrolytic processing bath using either a thin flexible or resilient dielectric wiping blade or an open web, plastic mesh to wipe bubbles of gas from the surface, sever dendritic material, if such is present,... | 10/05/2004 |
| 6572742 | Apparatus for electrochemical fabrication using a conformable mask An electroplating method includes forming a layer, the forming of the layer includes: a) contacting a substrate with a first article, the first article includes a support and a conformable mask disposed in a pattern on the support; b) electroplating a fir... | 06/03/2003 |
| 6544399 | Electrodeposition chemistry for filling apertures with reflective metal The present invention provides plating solutions, particularly copper plating solutions, designed to provide uniform coatings on substrates and to provide substantially defect free filling of small features formed on substrates with none or low supporting... | 04/08/2003 |
| 6488739 | Oxygen production process The invention relates to a process for the production of oxygen using novel membranes, formed from perovskitic or multi-phase structures, with a chemically active coating which demonstrate exceptionally high rates of fluid flux. The process uses membranes... | 12/03/2002 |
| 6461494 | Methods for plating semiconductor workpieces using a workpiece-engaging electrode assembly with sealing boot Methods used in semiconductor electroplating systems, such as for plating copper, onto a semiconductor wafer or other semiconductor workpiece. The methods apply to patterned metal layers plated onto seed layer which is partially protected by an overlying ... | 10/08/2002 |
| 6451266 | Foot deodorizer and massager system A system massages a user's feet and generates an electro-kinetic airflow that contains safe amounts of ozone that can deodorize the user's feet or socks. The system includes an ion generator comprising a high voltage pulse generator whose output pulses ar... | 09/17/2002 |
| 6428680 | Method of providing safe haven within buildings during chemical or biological attack A room in a building serving as a safe haven for human inhabitants against harmful agent attack such as chemical or biological weapon attack. The room provides an environment sealed from air-carried harmful agents wherein the sealing can be accomplished b... | 08/06/2002 |
| 6416645 | Electrolytic process and apparatus for the controlled regeneration of modified ion exchangers to purify aqueous solutions An electrolytic process and apparatus is disclosed for oxidizing or reducing inorganic and organic species, especially in dilute aqueous solutions, and for water purification and treatment. The electrolytic reactor includes an anode, cathode and a packed ... | 07/09/2002 |
| 6409892 | Reactor vessel having improved cup, anode, and conductor assembly An improved anode, cup and conductor assembly for a reactor vessel includes an anode assembly supported within a cup which holds a supply of process fluid. The cup is supported around its perimeter within the reactor vessel. The anode assembly has an anod... | 06/25/2002 |
| 6410840 | Thermoelectric conversion device and method of manufacturing the same A thermoelectric conversion device is manufactured by the following steps of forming. A metallic material is formed on a substrate. A photosensitive resin pattern is formed on the metallic material. Patterned n-type or p-type thermoelectric material eleme... | 06/25/2002 |
| 6402916 | Electrolytic process and apparatus controlled regeneration of modified ion exchangers to purify aqueous solutions and adjust ph An electrolytic process and apparatus are disclosed for water purification and pH adjustment. The electrolytic reactor includes an anode, cathode and a bed of particulate ion exchange material modified by converting a portion of the transfer sites to semi... | 06/11/2002 |
| 6398944 | Method of removing acid formed during cathodic electrodip coating A method of removing, by oxidation at the anode, the acid liberated in cathodic dip-coating in the course of the deposition of the coating film, using anodes coated with a layer of tin oxide or with a mixture of tin oxide with ruthenium or iridium oxides.... | 06/04/2002 |
| 6398943 | Process for producing a porous layer by an electrochemical etching process A porous layer produced from silicon, germanium or aluminum by applying a wedge-shaped mask to the surface of the layer and by controlled elecrochemical etching along the mask.... | 06/04/2002 |
| 6398926 | Electroplating apparatus and method of using the same An electroplating chamber that allows substrates such as wafers to be effectively plated with the plating surface facing upwards. A method of reducing non-uniformity in the electroplating process is also disclosed. The chamber includes a bottom and a cove... | 06/04/2002 |
| 6395152 | Methods and apparatus for electropolishing metal interconnections on semiconductor devices An electropolishing apparatus for polishing a metal layer formed on a wafer (31) includes an electrolyte (34), a polishing receptacle (100), a wafer chuck (29), a fluid inlet (5, 7, 9), and at least one cathode (1, 2, 3). The wafer chuck (29) holds and po... | 05/28/2002 |
| 6391168 | Plating apparatus utilizing an auxiliary electrode In the plating solution in the plating bath, a wafer and an anode electrode are opposed to each other, between which is interposed a disk-shaped auxiliary electrode having a diameter smaller than that of the wafer. This auxiliary electrode has a plurality... | 05/21/2002 |
| 6391269 | Deodorizing/sterilizing device A deodorizing/sterilizing device having a cylindrical electrode formed of a sintered metal which mainly contains titanium oxide and can be easily machined by rolling and cutting and a needle-like electrode located generally on the center axis of the cylin... | 05/21/2002 |
| 6387241 | Method of sterilization using ozone Methods of using ozone have been developed which sterilize instruments and medical wastes, oxidize, organics found in wastewater, clean laundry, break down contaminants in soil into a form more readily digested by microbes, kill microorganisms present in ... | 05/14/2002 |
| 6388186 | Thermopile-type thermoelectric sensor It is made possible to adjust the output of a thermopile-type thermoelectric sensor in such a way that a thermoelectric pattern for sensitivity adjustment is connected in series to a plurality of thermoelectric patterns constituting a thermopile short-cir... | 05/14/2002 |
| 6383357 | Production of bevelled galvanic structures A three-dimensional formed metallic structure with varying thickness including sloping flanks is formed on a substrate. A conductive layer is applied to the substrate initially, in the form of laterally spaced electrically isolated conductive islands. A c... | 05/07/2002 |
| 6383360 | Electrode and method for use in an electrolysis cell An electrode for use in an electrolysis cell for electrolyzing a reactant product into reactants. The electrode comprises an elongated box made of graphite having a first side and a second side opposite the first side with a space therebetween, the second... | 05/07/2002 |
| 6380094 | Method for preventing redeposition of etching products onto substrate surfaces during a tungsten re-etching process in the production of LSI circuits A method for back-etching of tungsten-coated substrate surfaces in the production of large-scale integrated circuits includes pressing a substrate against a cooled specimen holder during back-etching with a retaining ring being disposed on an edge of the ... | 04/30/2002 |
| 6379521 | Method of producing zinc oxide film, method of producing photovoltaic element, and method of producing semiconductor element substrate The present invention provides a method of producing a zinc oxide film, which comprises applying current between a conductive base member immersed in an electrodepositing bath and a counter electrode immersed in the electrodepositing bath to form a zinc o... | 04/30/2002 |
| 6379511 | Paddle design for plating bath An electroplating system circulates solution between an anode and a workpiece mounted to a cathode. A shaped agitation paddle is reciprocated immediately adjacent to the cathode workpiece to improve performance of the system. The paddle is an elongated pr... | 04/30/2002 |
| 6379527 | Method for waste recycling and conversion Municipal solid waste is classified as to density as well as size in a perforated inclined trommel through which a gas stream is flowed inwardly through the perforations and downwardly to entrain and remove paper and plastics through the lower end. Ferrou... | 04/30/2002 |
| 6375821 | Method for coating electrically conductive particles by grafting a polymer layer The invention concerns a method for forming a coating on conductive particles by grafting a polymer and/or a copolymer of the particles from a bath containing at least a monomer from which the polymer and/or copolymer is formed. The method consists of pro... | 04/23/2002 |
| 6375812 | Water electrolysis system A water electrolysis system includes a water electrolysis cell stack having an anode and a cathode. A water storage tank having an outlet is disposed above the cell stack and communicates with an inlet of one of the anode and the cathode of the cell stack... | 04/23/2002 |
| 6372096 | Pressure regulation process for ozone generating cell A system for generating ozone by corona discharge comprises a corona discharge ozone generating cell. A downstream pressure regulator is disposed downstream and coupled to the corona discharge ozone generating cell for setting and automatically maintainin... | 04/16/2002 |
| 6372118 | Ni-Fe-Co electroplating bath A corrosion resistant and wear resistant nickel-iron-cobalt/hardener alloy or nickel-cobalt/hardener alloy having a brilliant luster is electrodeposited onto the surface of a substrate as an alternative to chromium plating. The plating solution contains n... | 04/16/2002 |
| 6372111 | Method and apparatus for reclaiming a metal from a CMP process for use in an electroplating process A method and apparatus is disclosed for reclaiming a metal from the effluent of a chemical mechanical planarization (CMP) process and using the reclaimed metal in an electroplating process. The steps of the method include using a chemical solution in a CM... | 04/16/2002 |
| 6368493 | Electrolytic machining method and apparatus An anode as a workpiece, and a cathode opposed to the anode with a predetermined spacing are placed in ultrapure water. A catalytic material promoting dissociation of the ultrapure water and having water permeability is disposed between the workpiece and ... | 04/09/2002 |
| 6368467 | Electro-plating plasma arc deposition process An electrolytic process for metal-coating the surface of a workpiece of an electrically conductive material includes i) providing an electrolytic cell with a cathode defining the surface of the workpiece and an anode; ii) introducing an electrolyte of an ... | 04/09/2002 |
| 6368484 | Selective plating process A method is described for electroplating a metal structure in a feature formed in a substrate. A seed layer of the metal is deposited on the top surface and on the bottom and sidewalls of the feature. The seed layer is then selectively removed from the to... | 04/09/2002 |
| 6368736 | Reactant product valve for an electrolysis cell A reactant product valve for an electrolysis cell. The valve comprises first and second members disposed generally horizontally in the reactant product above the electrodes. The second member floats on liquid reactant product, sinks in liquid reactant and... | 04/09/2002 |
| 6368487 | Electrolytic cell for producing an alkali metal An electrolytic cell comprises an agitated, alkali metal amalgam-containing anode, an alkali metal ion-conducting solid electrolyte and a cathode, wherein the solid electrolyte and the cathode are separated from one another by a liquid electrolyte.... | 04/09/2002 |
| 6368475 | Apparatus for electrochemically processing a microelectronic workpiece A reactor for use in electrochemical processing of a microelectronic workpiece is set forth and described herein. The apparatus comprises one or more walls defining a processing space therebetween for containing a processing fluid. The processing space in... | 04/09/2002 |
| 6368490 | Method for electrochemically processing HCL gas into highly pure chlorine A method is described for the electrochemical processing of HCL gas to high-purity chlorine in which the process of an HCL gas-phase electrolysis with purified HCL gas from, for example, chemical reactions is coupled to a hydrochloric acid electrolysis wi... | 04/09/2002 |
| 6365028 | Method for producing hard protection coatings on articles made of aluminum alloys This invention relates to the sphere of plasma electrolyte oxide coating of aluminium alloys. The method incorporates anode-cathode oxide coating in an alkaline electrolyte at a temperature of 15-50° C., using 50-60 Hz frequency alternating current. In t... | 04/02/2002 |
| 6365113 | Trash receptacle sterilization method and apparatus A trash receptacle sterilization apparatus having ultraviolet sterilization in an enclosed container to kill bacteria and other disease carrying organisms. The receptacle has a vertical container into which a user places trash, other trash receptacles or ... | 04/02/2002 |
| 6365019 | Universal fuel basket for use with an improved oxide reduction vessel and electrorefiner vessel A basket, for use in the reduction of UO2 to uranium metal and in the electrorefining of uranium metal, having a continuous annulus between inner and outer perforated cylindrical walls, with a screen adjacent to each wall. A substantially solid... | 04/02/2002 |
