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7585583 Metal stack for fuel cells or electrolysers  
A stack, to be used in a fuel cell or electrolyzer, includes a collector layer, at least one diffusion layer and at least one anchoring layer. The collector layer being a metal foil or metal plate...
7396442 Electrochemical oxygen generator module assembly  
An ionically conductive ceramic element includes a central unit ( 703 ). The central unit ( 703 ) is composed of a plurality of integrated manifold and tube modules (IMAT) ( 22 ) joined end to end...
RE40035 Modular ceramic oxygen generator  
A ceramic oxygen generator is described which is capable of modular construction to permit the oxygen generation capacity to be expanded. An ionically conducted ceramic electrolyte is formed into a...
7288172 Apparatus for providing electrical and fluid communication to a rotating microelectronic workpiece during electrochemical processing  
A method and apparatus for transmitting electrical signals and fluids to and/or from a microelectronic workpiece. An apparatus in accordance with one embodiment of the invention includes a shaft...
7175751 Method and apparatus for electrorefining impure hydrogen  
A method and system for electrochemically purifying an impure stream of hydrogen. Hydrogen is absorbed into a gas diffusion anode from the impure hydrogen stream and oxidized to form hydrogen ions...
7147827 Chemical mixing, replenishment, and waste management system  
A chemical control system for controlling the chemistry of a chemical solution having predetermined chemical constituents in a plating system, such as a NiFe plating system, employs a mix container...
7144483 Method and an electrowinning cell for production of metal  
The present invention relates to a method for production of molten aluminium by electrolysis of an aluminous ore, preferably alumina, in a molten salt mixture, preferably a sodium...
7118658 Electroplating reactor  
A reactor for electroplating a workpiece includes a vessel having a ring contact arranged to support a workpiece in a horizontal orientation. In an embodiment of the invention, an electrode is...
6994929 Electrochemical hydrogen compressor for electrochemical cell system and method for controlling  
In one embodiment, an electrochemical cell system comprises: a fuel cell stack comprising a fuel cell having a fuel cell hydrogen inlet and a fuel cell hydrogen outlet, and a first electrochemical...
6936142 Spouted bed apparatus for contacting objects with a fluid  
A vessel for contacting a plurality of objects with a fluid. An upwardly directed stream of fluid and a portion of the objects are confined in a conduit such that the fluid stream causes the...
6869626 Production method of ultrafine gold particle-dissolved water and device therefor  
The present invention realized the production of a water product having excellent physiological activity such as health promoting activity and the utilization of the water, in which ultrafine gold...
6811591 Autonomous system and method for efficiently collecting fugitive airborne emissions from open vessels  
An autonomous pushed liquid recirculation system (APLRS) is installed in a vessel, such as an electroplating tank. It situates around the interior perimeter and adjusts to changes in the level of...
6770186 Rechargeable hydrogen-fueled motor vehicle  
A hydrogen-fueled motor vehicle including at least one hydrogen-fueled locomotion subsystem and at least one refuelable hydrogen generator operative to supply hydrogen fuel to the hydrogen-fueled...
6673228 Arrangement for cleaning the bottom of an electrolytic tank  
An arrangement for cleaning the bottom of an electrolytic tank of solids settled on the bottom of the tank, said arrangement comprising elements to be moved along the bottom or at least in the...
6613202 Tank batch electrochemical water treatment process  
A water treatment tank for treating waste water using an electrochemical treatment process. The electrochemical process removes both suspended and dissolved solids in the water and allows the...
6585882 Method and apparatus for treatment of gas by hydrothermal electrolysis  
An object of the present invention is to provide a process and an apparatus for treating a gas containing reducing substances to efficiently degrade and remove the reducing substances. As a means...
6468412 Apparatus and method for venting hydrogen from an electrolytic cell  
An apparatus and method for venting hydrogen from an electrolytic cell. A brine solution is supplied to an electrolytic cell where hypochlorite and hydrogen gas are produced. A non-combustible gas...
6423194 Gas diffusion electrode and brine electrolytic bath  
A gas diffusion cathode suitable for oxygen cathodes in an ion-exchange membrane type brine electrolytic bath, a gas diffusion cathode with a gas chamber and a brine electrolytic bath using it. A...
6406608 Apparatus to monitor and add plating solution to plating baths and controlling quality of deposited metal  
An apparatus for monitoring and adding solution to a plating bath and controlling the quality of deposited metal. At least one monitor monitors at least one condition within a plating bath and...
6358398 Waste water treatment method and apparatus  
A method for separating contaminants from a aqueous source containing contaminants. In one embodiment, the method involves the use of a high powdered oxidant dissolved within the aqueous system....
6352624 Electrochemical oxygen generating system  
This invention relates to devices for separating oxygen from more complex gasses such as air which contains oxygen, and delivering the separated-oxygen at an elevated pressure for use immediately,...
6334937 Apparatus for high deposition rate solder electroplating on a microelectronic workpiece  
The present invention is directed to an improved electroplating method, chemistry, and apparatus for selectively depositing tin/lead solder bumps and other structures at a high deposition rate...
6315887 Device and method for the purification of polluted water  
A device for the purification of polluted water, especially adapted to remove therefrom organic pollutants. The device makes use of a reactor wherein the polluted water is subjected to the combined...
6258221 Flame adjusting device for oxygen and hydrogen generator  
A flame adjusting device includes a tank for receiving a fluid and includes an upper portion and a lower portion coupled to a coupler with hoses. The coupler is coupled to a gas generator. A...
6224744 Electrolytic purification of contaminated waters by using oxygen diffusion cathodes  
The process comprises the oxidation, in an electrolytic cell provided with at least one anodes of pollutants which contaminate wastewaters, and is characterized in that oxygen is diffused in the...
6214182 Device for the electrochemical treatment of water or waste water by electroflocculation  
Disclosed is an apparatus for electrochemical treatment of waste water by electroflocculation. The apparatus uses an arrangement of electrodes and an anode scraping device, whereby the sword-shaped...
6165332 Electrochemical half-cell with pressure compensation  
The invention relates to an electrochemical half cell (1) comprising at least one electrode space (3, 15) for receiving an electrolyte (100), a gas space (2), and at least one gas diffusion...
6159349 Electrolytic cell for hydrogen peroxide production  
An electrolytic cell for producing a brine containing hydrogen peroxide is disclosed. Units for hydrogen peroxide production 3 and units for water electrolysis 2 are alternately arranged in the...
6051125 Natural gas-assisted steam electrolyzer  
An efficient method of producing hydrogen by high temperature steam electrolysis that will lower the electricity consumption to an estimated 65 percent lower than has been achievable with previous...
6045684 Process and apparatus for the production of an aqueous solution of hydrogen peroxide  
An on-site process and apparatus for producing hydrogen peroxide at a high efficiency substantially from brine and oxygen-containing gas alone as raw materials while removing alkaline earth metals....
6039853 Electrochemical half-cell  
The invention relates to an electrochemical half-cell (1) with a gas diffusion electrode (7) as cathode or anode wherein the gas chamber (6) is divided in particular into two or more gas pockets...
6036840 Method and a reactor for electrochemical conversion of a material e.g. soot particles being insoluble in a fluid  
A method and a reactor for electrochemical conversion of a material (21) being insoluble in a fluid into a material being soluble in the fluid, which method comprises that a flow of the fluid is...
6015483 Process for the NO-removal from engine exhaust gases  
A process for removing NO from exhaust in which NO-containing exhaust is guided to a first electrode on which the NO is anodically oxidized to NO + , the NO + is subsequently transported through...
5942091 Electrolytic cell sealing means  
There is disclosed a cell sealing mean particularly for a chlor-alkali diaphragm cell. The sealing means will usually be contained along a rim portion at the outer edge of an electrode assembly of...
5904832 Regeneration of active carbon and polymeric adsorbents  
Method for the regeneration of active carbon and polymeric adsorbents having oxidizable, organic pollutants adsorbed thereon by electrochemical and chemical means and apparatus therefor. The method...
5900134 Method and apparatus for the serial production of parts by electrochemical machining  
A method and apparatus is described for producing a large number of identical parts from a bar of material by electrochemical machining without the intervention of an operator. The apparatus...
5897756 Device for chemical or electroyltic surface treatment of plate-like objects  
A device in the form of a flow cell for the chemical or electrolytic surface treatment of plate-shaped articles has first feed elements in the form of tubes with outlet openings for the directed...
5882502 Electrochemical system and method  
An electrochemical apparatus and system for extracting and recovering metals from their compounds using electrochemical cells where the anolyte 10 is connected electrically to the catholyte 11...
5855749 Ventilation system for electrolytic cell  
An electrowinning cell comprised of a tank; an electrolytic solution within the tank defining a solution surface at a predetermined level within the tank; a plurality of flat metallic electrode...
5853559 Apparatus for electroplating a semiconductor substrate  
An electroplating apparatus includes an electroplating tank having a generally flat base on which a semiconductor substrate may be placed with a surface to be electroplated oriented upwardly. A...
5840165 Electrolytic treatment of material  
A method of treating a body of conducting material electrolytically which comprises the steps of placing the material to be treated in an aqueous oxidising electrolyte, passing an electric current...
5837110 Spherical section electrochemical cell stack  
A spherical section electrochemical cell stack is disclosed for generating a product gas such as oxygen from a supply fluid such as water. In a preferred embodiment, the invention includes a...
5833820 Electroplating apparatus  
Gas shielding is employed to prevent metal plating on contacts during electroplating to reduce particulate contamination and increase thickness uniformity. In another embodiment, gas shielding is...
5827410 Device for the electrolytic treatment of plate-shaped workpieces  
The plate-shaped workpieces (W) are conducted through a treatment cell (BZ) containing a treatment bath in vertical attitude on a horizontal conveying path with the assistance of contacting and...
5795449 Processing-liquid reservation unit for discharge processing apparatus  
A processing-liquid reservation unit for a discharge processing apparatus which reserves processing liquid supplied from a processing-liquid supply unit and generates, in the processing liquid, a...
5779879 Apparatus and method for reducing harmful substances in combustion gases  
An apparatus and a method for reducing harmful substances, particularly nitrogen oxides, in combustion exhaust gases in a combustion process performed with an oxygen-nitrogen-air mixture...
5728288 Apparatus and method for producing air containing minus alkali ion  
Production of air containing minus alkali ion. As shown in FIG. 2, there is shown an electric stone fine powder 20 having the grain size of 0.3 to 3 microns on the average, an electric stone...
5716503 Center post electrochemical cell stack  
A center post electrochemical cell stack is disclosed for generating a product gas such as oxygen gas from a supply fluid such as water. The invention could be used to generate oxygen on board a...
5711865 Electrolytic gas producer method and apparatus  
Electrolytic gas producer apparatus is provided wherein a water inlet has a pressure sensor and solenoid valve control passes water through a filter by pump to a reservoir. Cell chambers maintain...
5707509 Method and a catalyzer unit for reducing pollutants such as oxides of nitrogen in exhaust gases of internal combustion engines  
A method for catalytically reducing pollutants, in particular oxides of nitrogen in oxygen-containing exhaust gases of internal combustion engines, uses a catalyzer unit arranged in the exhaust gas...
Matches 1 - 50 out of 255 1 2 3 4 5 6 >