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With current, voltage, or power control means

Subclass of:

204 - Chemistry: electrical and wave energy

204193000 - APPARATUS

204194000 - Electrolytic

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Class / Patent application numberDescriptionNumber of patent applications / Date published
204230200 With current, voltage, or power control means 44
20080271994Method and Apparatus for Using an Electric Field for Controlling of the Crystallizing Material or Materials - The system consists of two electrodes (11-06-2008
20090114530CONTINUOUS PLATING APPARATUS - A continuous plating apparatus, when the number of the workpieces simultaneously transferred in the plating tank in a completely immersed state is N, (N+1) cathode relay members that extend in a workpiece transfer direction and (N+1) power supply units being provided outside the plating tank, anode terminals of the power supply units being connected to opposed anodes that are provided in the plating tank, cathode terminals of the power supply units being respectively connected to the cathode relay members so that power is supplied to each of the workpieces transferred in the plating tank from a corresponding power supply unit among the power supply units through a corresponding cathode relay member among the cathode relay members, and each of the power supply units being able to be controlled by constant current control when being transferred in the plating tank in a completely immersed state, by current gradual increase control when being carried into the plating tank in a partially immersed state, and by current gradual decrease control when being carried out from the plating tank in a partially immersed state.05-07-2009
20110155564SYSTEM FOR ELECTROCOAGULATIVELY REMOVING CONTAMINANTS FROM CONTAMINATED WATER06-30-2011
20110284369DOUBLE CONTACT BAR INSULATOR ASSEMBLY FOR ELECTROWINNING OF A METAL - In various embodiments, the present invention provides an electrolytic cell contact bar having a first pole and a pair of second poles. The second poles are opposite in charge to the first pole and each of the pair of second poles are adjacent to and parallel to the first pole. In various embodiments, the contact bar may include an electrode holder capable of holding at least one electrode.11-24-2011
20120090988ANTI-POLLUTION ELECTROCATALYSIS COMPOSITE MEMBRANE AND MEMBRANE REACTOR - The present invention relates an antifouling electrocatalytic composite membrane and a membrane reactor. The electrocatalytic composite membrane (04-19-2012
20130146446MEMBRANE REACTOR - A membrane reactor used for electrochemically converting a carbon dioxide gas into an expected product includes a cavity, a solid electrolyte membrane separator, a cathode, an anode, and a fuel cell. The solid electrolyte membrane separator is disposed in the cavity and divides the cavity into two chambers defined as a cathode chamber and an anode chamber. The cathode is disposed in the cathode chamber, and the anode is disposed in the anode chamber. The fuel cell is disposed outside the cavity to provide an electrolytic voltage. The fuel cell includes a fuel inlet, an oxidant inlet, and a reaction product outlet. The expected product includes a hydrogen gas and an oxygen gas. The hydrogen gas used as a fuel is fed in the fuel inlet, and the oxygen gas used as an oxidant is fed in the oxidant inlet for the fuel cell to produce electrical power.06-13-2013
20130206587INCREASING CONTACT BETWEEN SOLUTES AND SOLVENTS IN AN AQUEOUS MEDIUM - Methods, systems, and apparatuses for electrically altering the charge and conductivity of polar solvents are disclosed. Such alterations are effected via a system comprising, among other things, an electrolyzing apparatus which stimulates higher conductivity and increased interfacial contact between polar protic solvents and fluids to assist or promote the extraction and/or leaching of solutes, including hydrocarbons, such as lipids, from an admixture, an occluded biomass or another aqueous medium. Methods, systems, and apparatuses for reducing the amount of solvents used in liquid extraction processes and increasing solvent recovery through the concurrent introduction of amphoteric species, which assist in the removal of the polar solvent from its liquid phase to a recoverable and reusable form, are also disclosed.08-15-2013
20140042019Electrolysis Device Integrating Rectifier - An electrolysis device with a rectifier comprises: an electrolytic cell; a joint panel with a first surface joined to the electrolytic cell; an electrode module comprising a housing, a plurality of electrodes provided inside the housing, and an auxiliary panel joined to a second surface of the joint panel, the auxiliary panel having a first end installed in the electrolytic cell and a second end perpendicularly protruding from an external periphery of a second end of the housing; a rectifier module having a second side surface from which an electrode protrudes; an L-shaped panel joined to second surface of the joint panel and any side surface of the rectifier module; and a bus bar that connects the electrode of the electrode module to the electrode of the rectifier module.02-13-2014
20150114829ELECTROCHEMICAL COMPRESSOR BASED HEATING ELEMENT AND HYBRID HOT WATER HEATER EMPLOYING SAME - An electrochemical compressor type heat pump system is described. An electrochemical compressor compresses a mixed gas refrigerant whereby heat from the compression can be used to heat an object. The electrochemical compressor is capable of producing high pressure gas from a mixed fluid system including an electrochemically-active component, such as hydrogen, and at least one refrigerant fluid, for example water. Any suitable proton associable compound, such as any suitable ionic or polar solvent compound, may be used in the mixed gas refrigerant. The electrochemical compressor may be configured in a hot water heater along with a secondary type heating source to produce a hybrid hot water heater.04-30-2015
20160177459ELECTROCHEMICAL REDUCTION DEVICE06-23-2016
20160177460ELECTROCHEMICAL REDUCTION DEVICE06-23-2016
20160376713ELECTROCHEMICAL REACTION DEVICE - An electrochemical reaction device includes: an electrolytic solution tank to store an electrolytic solution; an oxidation electrode disposed in the electrolytic solution tank; a reduction electrode disposed in the electrolytic solution tank; and a generator connected to the oxidation electrode and the reduction electrode. At least one of the oxidation electrode or the reduction electrode has a porous structure containing fine pores.12-29-2016
204230300 Mechanical 7
20100219065WAVE ENGERGY CONVERSION - Apparatus (09-02-2010
20100252421HHO GENERATING SYSTEM - A hydrogen gas generating system comprising at least one electrolytic cell having nested annular electrodes, a water distribution system arranged to contain and deliver an aqueous electrolytic solution to the electrolytic cell, and a gas collection network having at least one module for drying the hydrogen gas stream. The system delivers the hydrogen gas into the aft intake of an internal combustion engine to supplement the fuel. A supplemental electrical signal is supplied to the engine oxygen sensor to prevent the engine computer from compensating for the drop in oxygen content.10-07-2010
20110132747System and method for generating and using hydrogen gas - A novel electromechanical, chemical, thermal apparatus having the combined properties of a voltage intensifier, a diode and a capacitor for the molecular breakdown of water into its oxygen and hydrogen components. The instant invention uses only water (tap water, distilled water, purified water, etc.) without the need of adding any electrolyte. The system comprises a unique molecular reactor core having conductive inner and outer windings and a molecular reactor control assembly having water level controls via a float switch mechanism and temperature control process serving as the basis for the unique operation of the system. The instant invention provides a novel combination of the molecular reactor core and molecular reactor control assembly, in conjunction with a means for replenishing the water therein, all powered and controlled by simple control circuitry, and having usage implications for various functions, including but not limited to the generation of hydrogen gas.06-09-2011
20120193220PLATING APPARATUS AND PLATING METHOD - A plating apparatus can form a bump having a flat top or can form a metal film having a good in-plane uniformity even when the plating of a plating object (substrate) is carried out under high-current density conditions. The plating apparatus includes a plating tank for holding a plating solution; an anode to be immersed in the plating solution in the plating tank; a holder for holding a plating object and disposing the plating object at a position opposite the anode; a paddle, disposed between the anode and the plating object held by the holder, which reciprocates parallel to the plating object to stir the plating solution; and a control section for controlling a paddle drive section which drives the paddle. The control section controls the paddle drive section so that the paddle moves at a velocity whose average absolute value is 70 cm/sec to 100 cm/sec.08-02-2012
20130098755DEVICE FOR EXTRACTING SHORT-CIRCUITING WEDGES WHEN SWITCHING IN AN ELECTROLYSIS CELL FOR THE PRODUCTION OF ALUMINUM - Extraction device designed to extract a short-circuiting wedge inserted between two conductors to take an electrolysis cell offline. The extraction device includes a means of gripping said wedge and at least one jack directed vertically and including a body and a piston stem. 04-25-2013
20140116874EASILY PRODUCED INTERCONNECTING MODULE FOR A HIGH-TEMPERATURE WATER ELECTROLYSIS DEVICE - A fluid interconnecting module for an HTE electrolyser with a stack of elementary electrolysis cells. The interconnecting module includes plates welded to each other, some of which are partly stamped, some of the plates being perforated to enable high temperature steam H05-01-2014
20140231245ADJUSTABLE CURRENT SHIELD FOR ELECTROPLATING PROCESSES - One illustrative plating apparatus disclosed herein includes a substrate holder that is adapted to receive a substrate, an anode and an adjustable current shield positioned between the substrate holder and the anode. In this illustrative embodiment, the adjustable current shield includes a stationary member, a moveable member that is adapted to be moved relative to the stationary member and a plurality of current shield members that are operatively coupled to either the stationary member or the moveable member, wherein each of the current shield members is rotatably pinned to either the stationary member or the moveable member and wherein each of the current shield members is adapted to rotate when there is relative movement between the moveable member and the stationary member.08-21-2014
204230500 Switch or connector 10
20090127104Electrochemical structure - An electrochemical structure is disclosed, including a first electrochemically active element and an electrolyte, arranged near or in contact with the first electrochemically active element. In at least one embodiment, the electrolyte is deformable and/or movable between a first state, wherein the structure provides a first electric characteristic, and a second state, wherein the structure provides a second, different electric characteristic.05-21-2009
20100243434ELECTROCHEMICAL GAS GENERATOR AND CELL ASSEMBLY - Small, autonomous, low cost electrochemical gas generators containing an electrochemical cell assembly, a commercially available battery and a current controlling mechanism. Current control, which defines the gas generation rate, is achieved either electronically by means of a resistor or through mass transfer control by means of a gas permeable film of known permeability. In either case, the gas generation rates are generally from 0.1 to 10 cc/day. The gas source must contain an electrochemically active gas such as oxygen or hydrogen. Air is the preferred source for oxygen. These miniature gas generators, generally are less than 1.5 cm in diameter and length, require novel, compact, electrochemical cell assemblies. Various cell assemblies, generally 1 cm in diameter and less than 05 mm thick, are described. These miniature gas generators are used for the controlled release of fluids such as pheromones, fragrances, insect repellents, and the like.09-30-2010
20120018297ALTERNATING ELECTRIC CURRENT GENERATING PROCESS - This is a device and process to generate alternating current without an external source for cell-houses in electro-winning or electro-refining of copper or other products in which the electric source consists of a conventional rectifier-transformer group that supplies continuous electrical current to the cell-house, which is connected in parallel to a device characterized by having the capacity to extract an electrical current from the cell-house for a period of time and then return it in another period of time, whether periodically or semi-periodically and without changing the average value of the electrical current, supplied to the cell-house by the rectifier-transformer. This results in an electrical current in the cell-house that is the superimposition of a continuous and alternating current. This process is designed to overcome the barrier of electric potential produced by the presence of the pure continuous electric field in cell-houses through the electric agitation of an ion-rich electrolyte.01-26-2012
20130056350ION WATER DEVICE - An ion water device, constructed with an ionization container holding raw water to be ionized; and an ionizing electrode unit disposed at one side of the ionizing container, with only one electrode, either an anode or a cathode, directly contacting the raw water. An ionization water control unit controls the ionizing electrode unit in accordance with a user's signal, and a power supply supplying electrode power to the ionizing electrode unit according to a control of the ionizing control unit.03-07-2013
20130180847HIGH-THROUGHPUT BATCH POROUS SILICON MANUFACTURING EQUIPMENT DESIGN AND PROCESSING METHODS - This disclosure enables high-productivity fabrication of porous semiconductor layers (made of single layer or multi-layer porous semiconductors such as porous silicon, comprising single porosity or multi-porosity layers). Some applications include fabrication of MEMS separation and sacrificial layers for die detachment and MEMS device fabrication, membrane formation and shallow trench isolation (STI) porous silicon (using porous silicon formation with an optimal porosity and its subsequent oxidation). Further, this disclosure is applicable to the general fields of photovoltaics, MEMS, including sensors and actuators, stand-alone, or integrated with integrated semiconductor microelectronics, semiconductor microelectronics chips and optoelectronics.07-18-2013
20150075974Self-breathing electrochemical oxygenerator - A self-breathing electrochemical oxygenerator includes an outer housing including an upper housing part and a lower housing part. A cavity formed by the upper housing part includes a battery installation cavity, a controller installation cavity and an electrochemical assembly installation cavity. Batteries are installed within the battery installation cavity. A controller is installed within the controller installation cavity. A self-breathing electrochemical pure oxygen generation assembly is installed within the electrochemical assembly installation cavity. An upper housing body of the upper housing part corresponding to the electrochemical assembly installation cavity has air holes. After the external oxygen output pipe is blocked, through timely manual operation, the pressure within the pure oxygen generation assembly is ensured to fall within a normal range, so as to ensure that the pure oxygen generation assembly works normally, thereby ensuring long service life of the oxygenerator.03-19-2015
20150136587METHOD AND APPARATUS FOR ELECTROPLATING METAL PARTS - A supply of metal parts are electroplated by progressively transferring the parts with a computer controlled robot into a series of open top tanks containing solutions. The tanks have submerged metal fixtures which temporarily support the parts, and each fixture in the electroplating tank is individually connected to a direct current power source through a corresponding timer switch controlled by the computer so that each part is plated for a precise time period independently of the time the part remains in the plating solution. Each fixture is coated with an insulation material and has a base with metal contact with a removable fixture member having limited metal line contact with the supporting part. A plurality of electroplating lines each include the above components, and common tanks in the lines receive an electroplating solution recirculated through a common filter and service tank where the solution is heated and controlled.05-21-2015
20150291453Functional Water Manufacturing Apparatus With Self-Generated Power - A functional water manufacturing apparatus with self-generated electric power is disclosed, the apparatus includes: a water storing chamber configured to store one of a tap water, a purified water, a distilled water, and a water containing an adduct; an electrode unit configured to form a bottom surface by being coupled to a lower part of the water storing chamber, and to expose one of a positive electrode and a negative electrode; and a power supply unit configured to supply an electric power to the electrode unit by being arranged at a lower part of the electrode unit, and to generate an electric power by converting a kinetic energy added by a user to an electric energy, wherein the electrode unit converts the water stored in the water storing chamber to a functional water, by being supplied with the electric power from the power supply unit.10-15-2015
20160186342CHEMICAL REACTION DEVICE - According to a chemical reaction device of the embodiment, the chemical reaction device includes an electrolytic cell configured to store an electrolyte solution, a stack including a first electrode stored in the electrolytic cell and arranged on a light irradiation side, a second electrode arranged on a side opposite to the light irradiation side, and a photovoltaic layer formed between the first electrode and the second electrode and configured to perform charge separation by light energy, an external power supply electrically connected between the first electrode and the second electrode via a first switching element, and a power demand unit electrically connected between the first electrode and the second electrode via a second switching element.06-30-2016
20160376712PHOTOCHEMICAL REACTION DEVICE - According to one embodiment, a photochemical reaction device includes: a solar cell; an electrolytic tank having a first tank storing a first solution including an oxidant and/or reductant of a redox medium and a second tank storing a second solution including water and/or proton; a first electrode set in the first tank, connected to a positive electrode of the solar cell through a first switching element, and connected to a negative electrode of the solar cell through a second switching element; and a second electrode set in the second tank, connected to the positive electrode of the solar cell through a third switching element, and connected to the negative electrode of the solar cell through a fourth switching element.12-29-2016
204230600 For controlling waveform 4
20090000944Continuous Hypochlorite Generator - A continuous hypochlorite generator is disclosed. The apparatus includes a brine tank 01-01-2009
20130168237HYDROGEN PRODUCTION SYSTEM - Hydrogen production apparatus including an electrode pair including hydrogen electrode and oxygen electrode, a partition wall interposed between the hydrogen electrode and the oxygen electrode, and a tank containing the electrode pair, the partition wall, and an aqueous electrolyte solution, the hydrogen production apparatus generating hydrogen by electrolysis of the aqueous electrolyte solution by the electrode pair, in which the oxygen electrode includes an oxide or a hydroxide of a metal, and the specific surface area of the oxygen electrode is larger than that of the hydrogen electrode. Deterioration of the electrode caused by oxidation-reduction can be suppressed and the response to the fluctuation of an inputted power by the renewable energy, and reliability can be improved since a potential at the oxygen electrode can be kept at a predetermined level or higher in the hydrogen production apparatus.07-04-2013
20140174915HYDROGEN/OXYGEN GENERATOR APPARATUS AND SYSTEM - A hydrogen/oxygen generator comprising: a dry cell electrolyzer, the dry cell electrolyzer configurable to be in communication with a battery; a power supply in communication with the dry cell electrolyzer; the power supply configurable to be in communication with a battery; a pulse width modulator in communication with the power supply; where the current supplied to the dry cell electrolyzer from the power supply is at the resonant frequency of the dry cell electrolyzer. A hydrogen/oxygen generator system comprising: a dry cell electrolyzer, a battery in communication with the dry cell electrolyzer; a power supply in communication with the dry cell electrolyzer and the battery; a pulse width modulator in communication with the power supply; an electrolyte tank in communication with an air intake of an internal combustion engine, and in communication with the electrolyzer; and where the current supplied to the dry cell electrolyzer from the power supply is at the resonant frequency of the dry cell electrolyzer.06-26-2014
20160010233SYSTEM FOR POWER CONTROL IN CELLS FOR ELECTROLYTIC RECOVERY OF A METAL01-14-2016
204230700 Having auxiliary electrode 4
20080217164Electrolytic Processing Apparatus - An electrolytic processing apparatus (09-11-2008
20090065352ELECTROLYZING DEVICE - An electrolyzing device is capable of removing scales adhered to a cathode in an electrolyzing mode without deteriorating an electrode forming an anode.03-12-2009
20090095618Plating apparatus - A plating apparatus can form a plated film having a uniform thickness over the entire surface of a substrate without a change of members. The plating apparatus included a substrate holder, a cathode contact for contacting a conductive film formed on the substrate so that the conductive film serves as a cathode, a ring-shaped seal member for covering the cathode contact and bringing its inner circumferential portion into contact with the peripheral portion of the substrate to seal the peripheral portion of the substrate, an anode disposed so as to face the conductive film formed on the substrate, and an auxiliary cathode disposed to the seal member such that at least part of the auxiliary cathode expose on a surface of the seal member. Plating is carried out by bringing the conductive film, the anode and the auxiliary cathode into contact with a plating solution.04-16-2009
20120205238Electro Chemical Deposition Systems and Methods of Manufacturing Using the Same - An electro chemical deposition system is described for forming a feature on a semiconductor wafer. The electro chemical deposition is performed by powering electrodes that includes a cathode, an anode and a plurality of electrically independent auxiliary electrodes.08-16-2012
204230800 Having specified circuit details 7
20090283402Hydrogen/Oxygen Fuel Generator - A compact and portable system adapted for use in decomposing water and separating an oxygen rich gaseous stream and a hydrogen rich gaseous stream which produces a massive output of Hydrogen fuel, (along with the proportional amount of oxygen) capable of operating at varying levels of output, on-demand. This system can interface easily with existing technologies to power standard motor vehicles (gas, diesel, ethanol or hydrogen systems), recreational vehicles, home energy systems and home appliances, commercial/industrial power generators, smelters and much more.11-19-2009
20100116648Hydrogen-oxygen mixed gas generator - A hydrogen-oxygen mixed gas generator includes a metal thin walled tube having a certain inner diameter, an insulation tube inserted into an inner surface of the tube, an electrolyte plate unit composed of multiple electrolyte plates with multiple holes and loops with certain thickness a frontal cover provided on a front of the metal thin walled tube and which includes a frontal inlet formed at the bottom and a frontal outlet formed at a top, a frontal insulator which disconnects electricity between the frontal cover and the tube, a rear cover provided on a rear of the metal thin walled tube and which includes a the rear inlet at the bottom and a rear outlet at the top, a rear insulator which disconnect electricity between the rear cover and the tube and a heat-protective plate covered with multiple heat-protective pins, provided in the metal thin walled tube between the front and rear covers.05-13-2010
20100326821Electrolysis apparatus and device comprising the same - An electrolyte apparatus wherein an electric-field inducing material capable of forming a uniform electric field between electrodes is arranged between the electrodes, so as to obtain sufficient electrolysis, although a low voltage is applied thereto, based on the fact that a voltage applied to electrodes is closely related to an electric field generated therebetween, and a device including the same is provided. The electric-field inducing material includes a conductive material bound to a non-conductive material, wherein the conductive material is randomly distributed in the accepting area.12-30-2010
20110155565MICROFLUIDIC DRIVING SYSTEM - A microfluidic driving system includes a first planar electrode, a second planar electrode, a third planar electrode, a fourth planar electrode, a power supply unit and a detection module. The second, third and fourth planar electrodes are disposed parallel to the first planar electrode and face-to-face with the first planar electrode to form an accommodation space for accommodating a fluid. An AC power is provided by the power supply unit and an AC electrical field is applied by alternately connecting the third planar electrode and the fourth planar electrode with the first planar electrode for driving the first fluid and the second fluid to flow; and then AC electrical field is also applied by connecting the second planar electrode to the first planar electrode to mix the first fluid and the second fluid. Finally, a detection is performed upon a mixture of the fluids through the detection module.06-30-2011
20130026029PHOTO-ELECTROCHEMICAL CELL - CO2 conversation into organic molecules is based on the photo-oxidation of water into oxygen gas O2, protons H+, and electrons. The conversion of CO2 occurs at the photo-cathode and involves the generated protons, electrons and the “fuel” CO2.01-31-2013
20160168735FEEDBACK CIRCUIT FOR A HYDROGEN GENERATION SYSTEM06-16-2016
20160168736SIGNAL GENERATION SYSTEM FOR A HYDROGEN GENERATION SYSTEM06-16-2016

Patent applications in all subclasses With current, voltage, or power control means

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