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Class 204/268 - Bipolar electrode


Subclass of Class 204 - Chemistry: electrical and wave energy
Definition: Electrolytic cells in which at least one of the units contains
No. of patents: 237
Last issue date: 09/20/2011


1            
NumberTitleIssue Date
8021526Household appliances which utilize an electrolyzer and electrolyzer that may be used therein
A household appliance incorporating an electrolyzer for electrolysis of water to H2 and O2 and an electrolyzer therefor. The appliance may include a burner for the hydrogen produced and an electric conductive member to provide household current...
09/20/2011
7611611Structure of an electrode for use in an electrolytic cell
There is disclosed a structure of an electrode for use as an anode and/or a cathode in an electrolytic cell. The electrode structure is characterised by a conductive frame (10) having a number of liquid through flow openings (18) and including means (
11/03/2009
7361256Electrolytic reactor
An electrolytic reactor including a conical recess of removable slices through which the electrolyte circulates towards a part to be coated under the action of a pump setting up forced circulation. The part is polarized to act as a cathode, facing a coaxial anode in...
04/22/2008
7363110Gasket with curved configuration at peripheral edge
A gasket having the form of a frame is provided with a curved portion at an inner or outer periphery thereof. When used in combination with a similarly configured gasket, the two gaskets may together, upon compression, form a pinch seal. The curved portion may be pr...
04/22/2008
7338181Eye protecting table lamp having an air purification function
An air purification apparatus and an illuminating apparatus which provide an eye protecting table lamp that emits gentle light and has an air purification function. The eye protecting table lamp comprises a lamp body unit, a lamp base unit, a focus lamp unit and an ...
03/04/2008
7338598Fluid treatment system
A fluid treatment system for reducing odor, bacteria, and biological oxygen demand from a fluid having at least one tube, a control box, and a pump. The at least one tube has a plurality of conductors in electrical communication with the control box. The control box...
03/04/2008
7335291Water treating method, water treating apparatus, and hydroponics system using the apparatus
There are provided a water treating method and water treating apparatus which can significantly improve an effect of eliminating microorganisms contained in water intended for drinking and cooking or waster water and a hydroponics system using the apparatus. The met...
02/26/2008
7335284Modular electrochemical cell
A modular electrochemical cell having two interchangeable assemblies each with a support structure defining a cylindrical recess and having a fitting for connecting a pipe to the assembly. A disc-shaped electrode is arranged inside each recess and the assemblies are...
02/26/2008
7314539Pressure electrolyzer and method for operating one such electrolyzer
The invention discloses a pressure electrolyzer comprising a pressure vessel (2) and an electrolytic-cell block (3) arranged in the pressure vessel (2) and containing a plurality of electrolytic cells (4) combined in the form of a stack. ...
01/01/2008
7309442Fluid treatment method
A fluid treatment system for reducing odor, bacteria, and biological oxygen demand from a fluid having at least one tube, a control box, and a pump. The at least one tube has a plurality of conductors in electrical communication with the control box. The control box...
12/18/2007
7267762Fluid treatment system apparatus and method
A fluid treatment system for reducing odor, bacteria, and biological oxygen demand from a fluid having at least one tube, a control box, and a pump. The at least one tube has a plurality of conductors in electrical communication with the control box. The control box...
09/11/2007
7264712Fluid treatment system apparatus and method
A fluid treatment system for reducing odor, bacteria, and biological oxygen demand from a fluid having at least one tube, a control box, and a pump. The at least one tube has a plurality of conductors in electrical communication with the control box. The control box...
09/04/2007
7261062Water fuel convertor
Process to use water, methyl alcohol, and baking soda to make hydrogen and oxygen to increase fuel mileage on gasoline, diesel and LP gas engines using the process generally known as “Electrolysis” with many modifications. A device and method for producing hydro...
08/28/2007
7258779Method and means for hydrogen and oxygen generation
A method and means for producing a combustible mixture of hydrogen and oxygen by electrolysis of water using a pulsed application of water onto electrodes while applying an electrical potential between electrodes and where the electrodes are not immersed in the wate...
08/21/2007
7244357Pumps for filtration systems
Improvements in product water throughput from a reverse osmosis (RO) membrane filter achieved by thinner feed spacers in the RO element, enhanced recovery (ratio of permeate to feed), pressure recovery of the retentate fluid pressure opposing the feed water pressure...
07/17/2007
7244348System and method for treatment of ballast water
A system and method for treating ballast water within an ocean going vessel by generating hypochlorite for treating the ballast water. The system comprises one or more hypochlorite electrolytic cells in fluid communication with a stream of ballast water. A chlorine ...
07/17/2007
7232507High volumetric efficiency electrochemical cell design for treatment of low concentrations of contaminants in low conductivity water
An electrochemical cell design is disclosed for the particular application of the electrochemical treatment of contaminants in water. The cell is designed to allow the treatment of low concentrations of contaminants in low conductivity water efficiently, and to be s...
06/19/2007
7223305Method of manufacturing potassium niobate single crystal thin film, surface acoustic wave element, frequency filter, frequency oscillator, electric circuit, and electronic apparatus
A method of manufacturing a potassium niobate (KNbO3) single crystal thin film, includes the steps of maintaining the substrate under a predetermined oxygen partial pressure; maintaining the substrate within a temperature region which is equal to or highe...
05/29/2007
7211185Method and apparatus for electrocoagulation of liquids
An electrocoagulation treatment device includes a plurality of spaced reaction plates disposed within a reaction chamber. A voltage is applied to selected reaction plates to create an electrical field within the electrocoagulation chamber. The plates are arranged ve...
05/01/2007
7169287Decomposition apparatus and decomposition method
A decomposition apparatus that decomposes a decomposition target is provided. The decomposition apparatus includes a decomposition chamber having a decomposition section that continuously decomposes the decomposition target, an introducing device that continuously i...
01/30/2007
7033696Electric devices with improved bipolar electrode
An electric device has a plurality of cells in which in an acid electrolyte a lanthanide and zinc form a redox couple that provide a current, and in which at least two of the cells are separated by a bipolar electrode that comprises a glassy carbon or a Magneli phas...
04/25/2006
7014753Salt chlorine generator
An electrolytic cell combined into a unitary structure with a liquid circulation fitting, which purifies water by electrode plates inside the cell when an aqueous solution is present. The unitary structure replaces the existing water return fitting. This integrated ...
03/21/2006
7012434Method for determining the amount of charge which can be drawn from a storage battery and monitoring device
A method for determining the amount of charge which can be drawn from a storage battery and a monitoring device are provided that measure at least one of battery currents and battery voltages at at least two points in time before or during a rise phase and during or...
03/14/2006
7005075Gas drive electrolytic cell
The present invention is directed to an electrolytic cell that is completely sealed during the electrolysis operation during production of oxidant. Gasses generated within the electrolysis operation, primarily hydrogen that is liberated at the cathode surface, incre...
02/28/2006
6998029Anodic protection systems and methods
Various systems and methods for protecting electrowinning anodes having electrocatalytically active coatings in a bank of electrolytic cells from being damaged by reverse currents. In the first embodiment, one or more auxiliary power sources are provided that, when ...
02/14/2006
6936143Tandem cell for water cleavage by visible light
A tandem cell or photoelectrochemical system for the cleavage of water to hydrogen and oxygen by visible light has two superimposed photocells, both cells being connected electrically. The photoactive material in the top cell is a semiconducting oxide placed in cont...
08/30/2005
6887368Method 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
6866756Hydrogen generator for uses in a vehicle fuel system
The present invention discloses an electrolyzer for electrolyzing water into a gaseous mixture comprising hydrogen gas and oxygen gas. The electrolyzer is adapted to deliver this gaseous mixture to the fuel system of an internal combustion engine. The electrolyzer o...
03/15/2005
6852205Water-electrolysis-device-use electrode plate, unit, solid electrolytic membrane unit and electrolytic cell
According to the present invention, there is provided an electrode plate for a water electrolysis device, which is formed from a metal plate having such a thickness as to be capable of being press-formed, and which comprises a flat plate portion, and a peripheral ed...
02/08/2005
6827827Metal plating apparatus and process
In order to make plating thickness uniform in a metal plating apparatus, a metal plating apparatus capable of performing metal plating to a uniform thickness is provided by aligning lines of electric force uniformly and in parallel by disposing a pair of conductive ...
12/07/2004
6787009Bipolar quasi-divided electrolysis cells
Electrolysis cell consisting of 2 monopolar electrodes and one or more intermediate bipolar electrodes, where the one monopolar electrode and the parts of the bipolar electrodes charged in the same sense thereto together form the working electrode and the oth...
09/07/2004
6761808Electrode structure
An electrode structure for use, for example, in a bipolar electrolyser comprising (i) a pan with a dished recess and a flange around the periphery thereof for supporting gasket means for sealing a separator between the flanges in adjacent electrode structures, which...
07/13/2004
6746580Generation and delivery device for ozone gas and ozone dissolved in water
The present invention provides an ozone generation and delivery system that lends itself to small scale applications and requires very low maintenance. The system preferably includes an anode reservoir and a cathode phase separator each having a hydrophobic membrane...
06/08/2004
6740436Hydrogen/oxygen generating system with temperature control
A mixed hydrogen-oxygen fuel generator system uses an electrolytic solution to generate gaseous hydrogen-oxygen fuel through the electrolysis of water. This generator system includes: at least one electrolytic cell with multiple metallic plates used as an internal i...
05/25/2004
6733913Fuel cell system for low pressure operation
This invention is an improved fuel cell design for use at low pressure. The invention has a reduced number of component parts to reduce fabrication costs, as well as a simpler design that permits the size of the system to be reduced at the same time as performance i...
05/11/2004
6726815Electrochemical etching cell
An electrochemical etching cell (1) is proposed for etching an etching body (15) made at least superficially of an etching material. The etching cell (1) has at least one chamber filled with an electrolyte, and is provided with a first electrode...
04/27/2004
6689263Dimensionally stable electrodes
Dimensionally stable electrodes are fabricated from nitrides of metals in the groups IV B and V B. These electrodes are in the form of particulates for use in bipolar cells. The particulates of these nitrides, which are electrically conductive, are intima...
02/10/2004
6613217Electrocoagulation chamber and method
A stream of process liquid is treated while flowing through in a horizontally elongated chamber having an open top. Longitudinally elongated electrode blades are aligned with the longitudinal dimension of the chamber. An overhead disbursement chamber supp...
09/02/2003
6589404Electrolytic cell for electrochemically depositing one of the following metals, copper, zinc, lead, nickel or cobalt
The electrolytic cell has a trough-like container with a bottom, with side walls and with at least one inlet and at least one outlet for the electrolyte. Numerous plate-like electrodes are disposed in the container and are partly immersed in an electrolyt...
07/08/2003
6464846Electrically-conductive elastomeric compression pad for use with proton exchange membrane electrochemical cells
Electrically-conductive compression pad suitable for use in an electrolysis cell stack. In a preferred embodiment, the electrically-conductive compression pad comprises a single sheet of electrically-conductive material, such as a metal. The electrically-...
10/15/2002
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