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| Number | Title | Issue Date |
| 7604718 | Dynamically configurable electrode formed of pixels A dynamically configurable electrode includes a first planar electrode and a planar array of pixels in a different plane, wherein a polarizable liquid medium (including electrolyte solutions) is to reside in the gap between electrodes. The pixels are individually ad... | 10/20/2009 |
| 7332062 | Electroplating tool for semiconductor manufacture having electric field control An electroplating tool for providing a metal or metal film on a semiconductor wafer during processing thereof has a wafer chucking mechanism with a conductor or conductors associated therewith. The conductor(s) are electrically connected to a controller that applies... | 02/19/2008 |
| 7001492 | Systems for electroplating metal onto a layer of low conductivity material A method of electroplating metal onto a low conductivity layer combines a potential or current reversal waveform with variation in the amplitude and duration of the applied potential or current pulse. The method includes, over time, varying the duration of the pulse... | 02/21/2006 |
| 6919012 | Method of making a composite article comprising a ceramic coating A ceramic coating is formed on a conductive article by immersing a first anodic electrode, including the conductive article, in an electrolyte comprising an aqueous solution of alkali metal hydroxide and an alkali metal silicate, providing a second cathodic electrod... | 07/19/2005 |
| 6916411 | Method for electrically controlled demolition of concrete A method to demolish concrete that comprises electrically connecting rebar disposed within the concrete to a power supply, electrically connecting a counter electrode within electro-osmotic communication of the concrete to a power supply, and externally providing el... | 07/12/2005 |
| 6887368 | Method and device for electroextraction of heavy metals from technological solutions and wastewater The basic principles of the method for heavy metals electroextraction from technological solutions and wastewater includes pretreating to remove Chromium-6 and high concentrations of heavy metals and periodically treating in a six-electrode bipolar cylindrical elect... | 05/03/2005 |
| 6866761 | Method for dehydrating a porous material A method for dehydrating a porous material using electro-osmosis, includes applying a pattern of D.C. voltage pulses to an anode system embedded in the porous material, wherein the anode system is electrically interactive with a cathode structure embedded in earth, ... | 03/15/2005 |
| 6843894 | Cathode current control system for a wafer electroplating apparatus A cathode current control system employing a current thief for use in electroplating a wafer is set forth. The current thief comprises a plurality of conductive segments disposed to substantially surround a peripheral region of the wafer. A first plurality of resist... | 01/18/2005 |
| 6808613 | Oxidizing electrolytic method for obtaining a ceramic coating at the surface of a metal Process for obtaining a ceramic coating on the surface of a metal having semiconducting properties, such as aluminium, titanium, magnesium, hafnium, zirconium and their alloys, by a physico-chemical transformation reaction of the treated metal. This process consists... | 10/26/2004 |
| 6797134 | Pulsed power supply for electrochemical cell A method and apparatus are provided for electrolyzing water for enhanced production of oxygen, hydrogen and heat by the steps of (i) providing an electrochemical cell comprising an isotopic hydrogen storage cathode, an electrically conductive anode and an ionically ... | 09/28/2004 |
| 6780293 | Floatable sanitizer apparatus A floatable sanitizer employs a plurality of electrodes to contact a body of water in order to achieve a near maintenance-free sanitizing chemical generator. In one embodiment, the sanitizing chemical is chlorine and the chlorine is generated by an electrolytic proc... | 08/24/2004 |
| 6689269 | Method for electrochemically processing material The invention relates to a method for electrochemically processing a workpiece (61) in which a pulsating or alternating electrical voltage is applied between the workpiece and a workpiece electrode (62) which are arranged at a distance from one another in... | 02/10/2004 |
| 6666960 | Electroplating current supply system An electroplating current supply system includes a power supply unit for supplying an object to be plated (4) with an electroplating current whose polarity is inverted at predetermined intervals. The power supply unit includes a first DC power supply (3A)... | 12/23/2003 |
| 6500316 | Apparatus for rotary cathode electroplating with wireless power transfer An apparatus for rotary cathode electroplating having a head assembly, a substrate/thief assembly having a thieving ring which includes a number of individually chargeable segments, and a secondary induction assembly including a secondary core and a secon... | 12/31/2002 |
| 6372109 | Method for dehydrating a porous material A method for dehydrating a porous material using electro-osmosis, includes applying a pattern of D.C. voltage pulses to an anode system embedded in the porous material, wherein the anode system is electrically interactive with a cathode structure embedded... | 04/16/2002 |
| 6231748 | Method of and arrangement for electrochemical machining A method of electrochemically machining an electrically conductive workpiece in an electrolyte by applying electrical pulses between the workpiece and an electrically conductive electrode, one or more machining pulses alternating with passivation voltage ... | 05/15/2001 |
| 6228246 | Removal of metal skin from a copper-Invar-copper laminate A method of removing a metal skin from a through-hole surface of a copper-Invar-copper (CIC) laminate without causing differential etchback of the laminate. The metal skin includes debris deposited on the through-hole surface as the through hole is being ... | 05/08/2001 |
| 6221236 | Apparatus and method for electrolytic treatment This invention provides an apparatus for electrolytic treatment capable of removing the ununiformity according to the frequency and can achieve high treating speed and high current density treatment, which comprises etching a metal web electrolytically us... | 04/24/2001 |
| 6200434 | Apparatus for producing electrolytic water An apparatus for producing an electrolytic water including an electrolyzing vessel which is partitioned into an anode chamber and a cathode chamber by a partition membrane, electric current being supplied to electrodes set in the anode and cathode chamber... | 03/13/2001 |
| 6187154 | Electrolyzed water production system An electrolyzed water production system has a brine storage tank, brine supply means for supplying the saturated brine from the storage tank for mixing with raw water supplied from a source of raw water and an electrolytic cell for producing electrolyzed ... | 02/13/2001 |
| 6146515 | Power supply and method for producing non-periodic complex waveforms A power supply for producing complex non-periodic waveforms from a sum of periodic waveforms is disclosed. The power supply includes a controller which measures the output signal and compares it to the desired signal in order to produce an error signal. T... | 11/14/2000 |
| 6132584 | Process and circuitry for generating current pulses for electrolytic metal deposition The invention relates to a method of generating short, cyclically repeating, unipolar or bipolar pulse currents IG, IE for electroplating, and to a circuit arrangement for electroplating with which pulse currents IG, I | 10/17/2000 |
| 6126794 | Apparatus for producing orthohydrogen and/or parahydrogen An apparatus for producing orthohydrogen and/or parahydrogen. The apparatus includes a container holding water and at least one pair of closely-spaced electrodes arranged within the container and submerged in the water. A first power supply provides a par... | 10/03/2000 |
| 6117295 | Method for dehydrating a porous material A method for dehydrating a porous material using electro-osmosis, includes applying a pattern of D.C. voltage pulses to an anode system embedded in the porous material, wherein the anode system is electrically interactive with a cathode structure embedded... | 09/12/2000 |
| 5985108 | Controlling apparatus for continuous electrolytic ion water producing apparatus A controlling apparatus which can control a continuous electrolytic ion water producing apparatus so that an excess current when the electrolyzing strength is not adjusted appropriately can be prevented with certainty and harmless electrolytic ion water c... | 11/16/1999 |
| 5935392 | Electrodes for electrolytic removal of nitrates from water, methods of making same, and apparatus incorporating said electrodes A carbon fiber electrode is coated with a noble metal oxide to create a noble metal oxide electrode with a very large surface area. According to a presently preferred embodiment, the noble metal oxide is iridium oxide. A method of making the electrode inc... | 08/10/1999 |
| 5772859 | Device for treating wetting liquid in printing presses, particularly for offset printing presses A method and device for treating the wetting liquid used to wash ink bearing portions of printing presses, particularly offset printing presses. The wetting liquid is based on water and has preset levels of acidity in electrical conductivity. The wetting ... | 06/30/1998 |
| 5468360 | Electrolytic chlorination An a.c. induction motor for use with a pump of a pool filtration system, the motor comprising a rotor and a stator, the stator (45) having at least two windings including a primary stator winding (46) and a secondary winding (50) magnetically coupled to t... | 11/21/1995 |
| 5141602 | High-productivity method and apparatus for making customized interconnections An apparatus and method for plating metal on a conductor and/or across gaps on insulating substrates is described incorporating two probes, a probe positioner, first circuitry for applying alternating-current electrical power wherein the magnitude of the ... | 08/25/1992 |
| 5130006 | Pyramidal shaped electrolysis cell An apparatus for the electrolysis of a solution of electrolysis, comprising an anode compartment and a cathode compartment separated by a membrane, in which the external shape of the apparatus is that of a pyramid and the membrane separating both the anod... | 07/14/1992 |
| 5041198 | Method and an apparatus for the electrochemical roughening of a metallic surface In order to perform the electrochemical roughening of the surface of preferably strip-like metal substrate for the production of printing plates or the like so that the surface is free of smuts and stripes with an even distribution of the roughness, there... | 08/20/1991 |
| 4781810 | Advanced chlorine generating system A chlorine generating apparatus is disclosed herein by which chlorine gas or sodium hyperchlorite is generated in small quantities from a brine solution economically enough to be practical for use in the backyard swimming pool. The apparatus includes a fr... | 11/01/1988 |
