| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 205556000 | Halogen containing compound produced | 23 |
| 20080314759 | CONDUCTIVE DIAMOND ELECTRODE STRUCTURE AND METHOD FOR ELECTROLYTIC SYNTHESIS OF FLUORINE-CONTAINING MATERIAL - The present invention provides a conductive diamond electrode structure for use in electrolytic synthesis of a fluorine-containing material with a fluoride ion-containing molten salt electrolytic bath, which comprises: a conductive electrode feeder; and a conductive diamond catalyst carrier comprising a conductive substrate and a conductive diamond film carried on a surface thereof, wherein the conductive diamond catalyst carrier is detachably attached to the conductive electrode feeder at a portion to be immersed in the electrolytic bath. Also disclosed is an electrolytic synthesis of a fluorine-containing material using the conductive diamond electrode structure. | 12-25-2008 |
| 20090145770 | SYSTEMS AND METHODS FOR SUPPLYING CHLORINE TO AND RECOVERING CHLORINE FROM A POLYSILICON PLANT - A system for supplying chlorine to and recovering chlorine from a polysilicon plant may include a brine treatment system, at least one membrane cell, a chlorine drying system, a chlorine compression system, a hydrogen drying system, a hydrogen compression system, a hydrogen chloride synthesis/desorption system, a hydrogen chloride liquefaction system, a liquefied hydrogen chloride storage system, a hydrogen chloride vaporizer, and a waste conversion and filtration system. These systems may be operatively joined to generate hydrogen chloride gas for delivery to the polysilicon plant. A method for supplying chlorine to the polysilicon plant may include generating hydrogen gas and chlorine gas from recovered and raw salt, converting at least a portion of the hydrogen gas and at least a portion of the chlorine gas to hydrogen chloride, passing the hydrogen chloride through a cryogenic column, vaporizing the hydrogen chloride, and providing the vaporized hydrogen chloride to the polysilicon plant. | 06-11-2009 |
| 20090211918 | ELECTROCHEMICAL CELL AND METHOD FOR OPERATING THE SAME - The invention relates to an electrochemical cell comprising an arrangement of anode/cathode pairs, in which the accumulation of scales or similar fouling phenomena are prevented by alternatively operating either the anode or the cathode of one pair and the corresponding counterelectrode of the adjacent pair, the non-operated electrode of each pair being at open circuit. The electrolyte dissolves the scale deposits on the electrodes at open circuit, without resorting to harmful current reversal. | 08-27-2009 |
| 20100044242 | Methods For Producing Sodium Hypochlorite With a Three-Compartment Apparatus Containing an Acidic Anolyte - An electrochemical method for the production of a chlorine-based oxidant product, such as sodium hypochlorite, is disclosed. The method may potentially be used to produce sodium hypochlorite from sea water or low purity un-softened or NaCl-based salt solutions. The method utilizes alkali cation-conductive ceramic membranes, such as membranes based on NaSICON-type materials, and organic polymer membranes in electrochemical cells to produce sodium hypochlorite. Generally, the electrochemical cell includes three compartments and the first compartment contains an anolyte having an acidic pH. | 02-25-2010 |
| 20100096275 | Cathode for Electrolysis Cell - The invention relates to a cathode for diaphragm chlor-alkali cells delimited by a conductive foraminous surface and having an internal volume containing two juxtaposed elements aimed at improving the fluid and electrical current distribution. | 04-22-2010 |
| 20120061254 | METHOD AND ELECTROLYSER FOR DISINFECTANT PRODUCTION - A method for obtaining a disinfectant from an aqueous solution of sodium chloride by using a diaphragm electrolyser is disclosed. The method comprise channeling a fresh water flow inside a tubular cathode, separating 0.4-0.8% of the quantity of the fresh water flow and channeling the separated fresh water flow into the cathode chamber. Next, 16-20% of sodium chloride at the concentration of 0.02-1.2% is channeled to the anode chamber after a sodium chloride mixer. Fresh water flow is channeled from inside the cathode to a branch of an anode chamber in a cover-mixer of an electrolyser. The flow, originating from the cathode chamber, is discharged for utilization, wherein an anolyte flow from the anode chamber is channeled to the branch of the anode chamber. The concentration of active chlorine in the anolyte is reduced by employing a water supply to a predetermined level required of a disinfectant and the disinfectant with a pH level of 5.5-7.5 is discharged from the electrolyser. Hydrogen is channeled to an exhaust outlet from the cathode chamber. An electrolyser for use with the method is also disclosed. | 03-15-2012 |
| 20120073983 | PRODUCING APPARATUS AND PRODUCING METHOD OF HYPOCHLOROUS ACID WATER - In a producing apparatus and a producing method of effectively and safely producing hypochlorous acid water suitable for sterilization in a desired amount of production and in a desired concentration, the producing apparatus is compact and includes an electrolytic vessel to which dilute hydrochloric acid is supplied and in which no diaphragm exists between an anode and a cathode for generating a chlorine gas, a storage tank in which water is stored, a circulation pipe into which water flows from the storage tank, in which the water circulates, and from which the water returns into the storage tank, and a mixing pipe which couples between the electrolytic vessel and the circulation pipe, mixes the chlorine gas from the electrolytic vessel with the water in the circulation pipe, and produces hypochlorous acid water. | 03-29-2012 |
| 20120168319 | METHOD AND DEVICE FOR DISINFECTANT PRODUCTION - A method of producing disinfectants by diaphragm electrolysis of an aqueous solution of sodium chloride is disclosed. Such disinfectants are used in agriculture, public health care and medical institutions, public water supply systems and elsewhere. A method for producing disinfectants is disclosed which permits adjustment of the range of the pH value from 2.5 to 8.5 by using devices with various capacities ranging from 1 to 600 g active chlorine per hour, while decreasing the consumption of electric energy and sodium chloride for the production of 1 g of active chlorine, and reducing the consumption of fresh water for producing of waste catholyte. The disclosed method processes the concentrated aqueous solution of sodium chloride in anode and cathode compartments at a lower flow rate, using the flow of fresh water through the inner space of a tubular cathode for cooling the solution. | 07-05-2012 |
| 20120255866 | METHOD FOR PRODUCING ELECTROLYZED WATER - This invention relates to a method for producing electrolyzed water. Firstly, HCl is injected into an area for electrolysis provided with a negative and positive electrode plate respectively on its two inner sides and several small-sized electrolysers. Then water is led into an area for water transport communicating with an electrolytic cell compartment by a retaining valve. Herein, electrolytic reaction occurs in the area for electrolysis. During such process, when the positive and negative electrode plates are electrified, HCl is decomposed to chlorine and hydrogen bubbles, which float up and store into a gas buffer area. For the pressure difference between the electrolytic cell compartment and the cell compartment for water transport, the chlorine and hydrogen in the gas buffer area enter the cell compartment for water transport through the retaining valve and form HCLO with high stable concentration, high production efficiency and environmental friendly functions of sterilization and disinfection. | 10-11-2012 |
| 20130248377 | APPARATUS FOR PREPARING ELECTROLYZED STERILIZING WATER, AND SYSTEM AND METHOD FOR PREPARING ELECTROLYZED STERILIZING WATER, CONTAINING SAME - The present invention relates to an apparatus for preparing electrolyzed sterilizing water. More specifically, the present invention relates to an apparatus for preparing electrolyzed sterilizing water, wherein a rotator is provided inside a mixing portion, thereby uniformly mixing and dispersing an electrolysis product and feed water. | 09-26-2013 |
| 20140014528 | ELECTROLYTIC CELL WITH CATHOLYTE RECYCLE - An improved electrolytic cell, its method and system is disclosed. The electrolytic cell ( | 01-16-2014 |
| 20140021061 | METHOD AND ELECTROLYSER FOR DISINFECTANT PRODUCTION - The present invention relates to the chemical engineering for getting useful products from aqueous solution of electrolytes with various concentration by electrolytic method and it can be used for the production of disinfectants widely utilized in medicine, biology, and ecology. | 01-23-2014 |
| 20140097095 | GENERATION OF VARIABLE CONCENTRATIONS OF CHLORINE DIOXIDE - A chlorine dioxide generator is provided. The generator includes a controller, a pump electrically connected to the controller and configured to pump reactant feedstock, a power supply electrically connected to the controller, and an electrochemical cell electrically connected to the power supply and configured to receive reactant feedstock from the pump and produce chlorine dioxide. The controller is configured to receive user chlorine dioxide concentration input data and provide control signals to at least one of the pump and power supply to variably control a concentration of chlorine dioxide provided by the electrochemical cell. | 04-10-2014 |
| 20140116889 | FINE BUBBLE ELECTROLYZED WATER GENERATING APPARATUS AND METHOD FOR GENERATING FINE BUBBLE ELECTROLYZED WATER - Electrolyzed water containing chlorine gas and hydrogen gas is provided, wherein the electrolyzed water has improved storage stability and provides satisfactory cleaning efficiency. | 05-01-2014 |
| 20140138255 | Method for preparing a disinfectant and an electrolyzer for carrying out this method - The invention relates to the sphere of meeting vital requirements of people in the area of disinfection methods and equipment, involving electrolyzer and electrolysis in the sphere of chemistry. It can be used both to obtain disinfectant and to manufacture new equipment, used to obtain disinfectants. | 05-22-2014 |
| 20140138256 | SYMMETRIC ELECTROCHEMICAL CELL - A three-chamber eletrochemical cell comprises a central chamber, two lateral chambers, and a central part for conveying a fluid solution into and out from the central chamber, the central part being symmetric with respect to a mid-plane of the cell. | 05-22-2014 |
| 20140183056 | PRODUCING ELECTROLYZED LIQUID - An electrolyzer device comprises a container configured to receive liquid to be electrolyzed; an anode arranged in the container and operatively connected to a power supply; a cathode arranged in the container so as to surround at least a portion of the anode and operatively connected to the power supply; a first pipe in liquid connection with the container, the first pipe including an intake port arranged in the vicinity of the cathode relative to the anode; and a second pipe in liquid connection with the container. | 07-03-2014 |
| 20140202875 | ELECTROLYSER AND ASSEMBLY COMPRISING SAME, IN PARTICULAR FOR THE PRODUCTION OF H2 AND O2 - The present invention relates to an electrolyser for the production of at least one chemical substance, such as hydrogen, oxygen, chlorine or hypochlorous acid, or sodium hydroxide, by electrolysis of pure water or of water containing at least one salt, base and/or acid such as NaCl, H | 07-24-2014 |
| 20140360885 | Method of producing biocides from industrial process waters - Method of producing biocides from an aqueous flow of process water, said method comprising the step of subjecting a water flow containing ions which give rise to conductivity through an electrolysis cell in order to generate chemicals with biocidal performance. The method can be used for treating fresh and waste water systems, such as water streams of cooling systems, fermentation, mining and biorefining, for example papermaking process waters. It can be used for reducing halogen concentration. | 12-11-2014 |
| 20150096900 | ALLOYS OF THE TYPE FE3AITA(RU) AND USE THEREOF AS ELECTRODE MATERIAL FOR THE SYNTHESIS OF SODIUM CHLORATE OR AS CORROSION RESISTANT COATINGS - Disclosed is an alloy of the formula: Fe | 04-09-2015 |
| 20150108007 | LOW ENERGY SYSTEM AND METHOD OF DESALINATING SEAWATER - A low energy water treatment system and method is provided. The system has at least one electrodialysis device that produces partially treated water and a brine byproduct, a softener, and at least one electrodeionization device. The partially treated water stream can be softened by the softener to reduce the likelihood of scale formation and to reduce energy consumption in the electrodeionization device, which produces water having target properties. At least a portion of the energy used by the electrodeionization device can be generated by concentration differences between the brine and seawater streams introduced into compartments thereof. The brine stream can also be used to regenerate the softener. | 04-23-2015 |
| 20160046510 | METHOD TO REMOVE ORGANIC POLLUTANTS BY ELECTROCATALYSIS - A method for removing chlorinated organic pollutants from an aqueous composition by electrocatalysis, including electrolyzing the aqueous composition, in a capillary reactor, with an applied potential of 1-5 kV, in which, during the electrolyzing, the aqueous composition is in contact with porous silica supported-sol-gel coated platinum and titanium catalysts and the electrolyzing forms hydrogen and hydrogen chloride. | 02-18-2016 |
| 20160138130 | ZINC PRODUCTION METHOD - A zinc production method includes a reaction step such as a leaching step ( | 05-19-2016 |
