Patents Examined by Salil Jain
-
Patent number: 11524910Abstract: A bipolar capacitive deionization (CDI) electrode includes a circular current collector having a central hole and inner and outer circumferential surfaces; a nano-carbon coating layer formed on at least top and bottom surfaces of the circular current collector; and a hydrophobic polymer coating layer respectively disposed over the inner and outer circumferential surfaces of the current collector. Maintenance and management is facilitated by a bipolar CDI electrode module configured such that individual parts are formed to be removably attached. A water treatment apparatus including the bipolar CDI electrode module exhibits high water treatment efficiency, superior long-term stability, and easy maintenance and management, while solving terminal corrosion problems due to the formation of a hydrophobic polymer coating layer on the surface of an electrode terminal.Type: GrantFiled: March 18, 2019Date of Patent: December 13, 2022Assignee: DOOSAN ENERBILITY CO., LTD.Inventors: Hyun Sung Choi, Young Hyun Cho, Jang Yong You
-
Patent number: 11518692Abstract: An electrocoagulation (EC) unit that performs an electrocoagulation process on wastewater or the like. In one embodiment, the EC unit includes a reaction tank formed from a non-conductive material, charge plates within the reaction tank that are spaced at a distance, intermediate plates disposed within the reaction tank between the charge plates, and plate conductors configured to electrically couple the charge plates to a power source. The bottom of the reaction tank tapers toward one or more ports which act as an ingress and egress point for the EC unit.Type: GrantFiled: January 18, 2019Date of Patent: December 6, 2022Inventor: Curt Johnson
-
Patent number: 11512011Abstract: The present disclosure provides methods, electrodes, and systems for electrochemical oxidation of polyfluoroalkyl and perfluroalkyl (PFAS) contaminants using Magnéli phase titanium suboxide ceramic electrodes/membranes. Magneli phase titanium suboxide ceramic electrodes/membranes can be porous and can be included in reactive electrochemical membrane filtration systems for filtration, concentration, and oxidation of PFASs and other contaminants.Type: GrantFiled: August 18, 2017Date of Patent: November 29, 2022Assignee: University of Georgia Research Foundation, Inc.Inventors: Qingguo Huang, Hui Lin, Junfeng Niu
-
Patent number: 11498691Abstract: Redundant electrochemical systems and methods for vehicles are described. The systems include a first electrochemical device located at a first position on the vehicle wherein the first electrochemical device is configured to generate at least one of inert gas, oxygen, and electrical power and a second electrochemical device located at a second position on the vehicle wherein the second electrochemical device is configured to generate at least one of inert gas, oxygen, and electrical power. The first electrochemical device is configured to operate in a first mode during normal operation of the vehicle and a second mode when the second electrochemical device fails, wherein in the second mode, the first electrochemical device provides the at least one of inert gas, oxygen, and electrical power for at least one vehicle critical system of the vehicle.Type: GrantFiled: April 4, 2019Date of Patent: November 15, 2022Assignee: HAMILTON SUNDSTRAND CORPORATIONInventors: Matthew Pess, Jonathan Rheaume, John S. Murphy, Peter AT Cocks
-
Patent number: 11498854Abstract: Bismuth-based, chloride-storage electrodes and rechargeable electrochemical cells incorporating the chloride-storage electrodes are provided. Also provided are methods for making the electrodes and methods for using the electrochemical cells to remove chloride ions from a sample. The chloride-storage electrodes, which are composed of bismuth metal, can store chloride ions in their bulk by forming BiOCl via an oxidation reaction with bismuth in the presence of an oxygen source.Type: GrantFiled: July 30, 2019Date of Patent: November 15, 2022Assignee: Wisconsin Alumni Research FoundationInventors: Kyoung-Shin Choi, Dohwan Nam
-
Patent number: 11465921Abstract: The invention provides an electronic domestic appliance (1000) comprising a decalcifying apparatus (1) for purifying an aqueous liquid, wherein the electronic domestic appliance (1000) comprises an electronic connector (110) for connecting to an external AC power source wherein the electronic connector (110) is functionally coupled with the DC power supply (100), the electronic domestic appliance (1000) further comprising a functional element (1600) wherein purified aqueous liquid is applied and/or stored.Type: GrantFiled: March 16, 2016Date of Patent: October 11, 2022Assignee: KONINKLIJKE PHILIPS N.V.Inventors: Alwin Rogier Martijn Verschueren, Joldert Maria Boersma, Klaas Kooijker, Gertrude Rioette Van Der Kamp, Ytsen Wielstra, Paulus Cornelis Duineveld, Franciscus Maria Johannes Van Roemburg
-
Patent number: 11466373Abstract: Buffer generators are described based on electrodialytic devices. The methods of using these devices can generate buffers for diverse applications, including separations, e.g., HPLC and ion chromatography. Also provided are chromatographic devices including the buffer generators, generally located upstream from a chromatography column, sample injector valve or both.Type: GrantFiled: May 25, 2018Date of Patent: October 11, 2022Assignees: Board of Regents, The University of Texas System, Dionex CorporationInventors: Purnendu K. Dasgupta, Yongjing Chen, Kannan Srinivasan
-
Patent number: 11440799Abstract: A carbon material has at least either a peak related to diamond bonds, or a peak related to diamond-like bonds, appearing in a range of 1250 to 1400 cm?1 in a spectrum measured by Raman scattering spectrometry, and a full width at half maximum of a maximum peak, or each of full widths at half maximum of the maximum peak and a second largest peak, among peaks appearing in the range of 1250 to 1400 cm?1, has a signal less than 100 cm?1.Type: GrantFiled: November 21, 2017Date of Patent: September 13, 2022Assignees: SUMITOMO ELECTRIC INDUSTRIES, LTD., KYOTO UNIVERSITYInventors: Tomoyuki Awazu, Masatoshi Majima, Yoshiki Nishibayashi, Toshiyuki Nohira, Kouji Yasuda, Kouji Hidaka
-
Patent number: 11434581Abstract: A method and system for substantially reducing iron and organic impurities in carbon nanotube materials.Type: GrantFiled: February 3, 2016Date of Patent: September 6, 2022Assignee: Nanocomp Technologies, Inc.Inventors: Mark W. Schauer, Erick C. Towle, Rachel Stephenson
-
Patent number: 11433353Abstract: Methods and systems for the separation of hydrogen isotopes from one another are described. Methods include utilization of a hydrogen isotope selective separation membrane that includes a hydrogen isotope selective layer (e.g., graphene) and a hydrogen ion conductive supporting layer. An electronic driving force encourages passage of isotopes selectively across the membrane at an elevated separation temperature to enrich the product in a selected hydrogen isotope.Type: GrantFiled: June 6, 2019Date of Patent: September 6, 2022Assignees: Savannah River Nuclear Solutions, LLC, Clemson University Research Foundation, Georgia Tech Research CorporationInventors: Dale A. Hitchcock, Steven M. Serkiz, Timothy M. Krentz, Josef A. Velten, Kyle S. Brinkman, Eric M. Vogel, Katherine T. Young
-
Patent number: 11421331Abstract: Apparatus for seawater acidification including an ion exchange, cathode and anode electrode compartments and cation-permeable membranes that separate the electrode compartments from the ion exchange compartment. Means is provided for feeding seawater through the ion exchange compartment and for feeding a dissociable liquid media through the anode and cathode electrode compartments. A cathode is located in the cathode electrode compartment and an anode is located in the anode electrode compartment and a means for application of current to the cathode and anode is provided. A method for the acidification of seawater by subjecting the seawater to an ion exchange reaction to exchange H+ ions for Na+ ions. Carbon dioxide may be extracted from the acidified seawater. Optionally, the ion exchange reaction can be conducted under conditions which produce hydrogen as well as carbon dioxide. The carbon dioxide and hydrogen may be used to produce hydrocarbons.Type: GrantFiled: April 4, 2016Date of Patent: August 23, 2022Assignee: The Government of the United States of America, as represented by the Secretary of the NavyInventors: Felice DiMascio, Dennis R. Hardy, M. Kathleen Lewis, Heather D. Willauer, Frederick Williams
-
Patent number: 11421337Abstract: Method and apparatus for a low maintenance, high reliability on-site electrolytic generator incorporating automatic cell monitoring for contaminant film buildup, as well as automatically removing or cleaning the contaminant film. This method and apparatus preferably does not require human intervention to clean. For high current density cells, cleaning is preferably performed by reversing the polarity of the electrodes and applying a lower current density to the electrodes, preferably by adjusting the salinity or brine concentration of the electrolyte while keeping the voltage constant. Electrolyte flow preferably comprises water and brine flows which are preferably separately monitored and automatically adjusted. For bipolar cells, flow between modules arranged in parallel is preferably approximately equally distributed between modules and between intermediate electrodes within each module.Type: GrantFiled: July 30, 2019Date of Patent: August 23, 2022Assignee: De Nora Holdings US, Inc.Inventors: William J Stewart, Matthew R Santillanes, Kevin Schwarz, Justin Sanchez, Geofrey C Showalter, Kyle Lee
-
Patent number: 11421332Abstract: The invention relates to an electrolytic cell equipped with microelectrodes for the generation of un-separated products and the method for obtaining it. The cell and the microelectrodes of the present invention are obtained using a technology for the production of microelectromechanical systems (MEMS). The anodic and cathodic microelectrodes have an electrocatalytic coating and are mutually intercalated at an interelectrodic gap lower than 300 micrometres.Type: GrantFiled: November 8, 2013Date of Patent: August 23, 2022Assignee: INDUSTRIE DE NORA S.P.A.Inventor: Andrea Francesco Gulla
-
Patent number: 11414329Abstract: Provided herein are methods and compositions for reducing the level of a cyanotoxin in cyanotoxin contaminated-water. The electrolytic destruction methods can include contacting the contaminated water with an electrochemical cell in the presence of a magnesium salt and applying an electrical current to the water for a time and in an amount sufficient to oxidize the cyanotoxin. The methods are useful for treatment of lake water, reservoir water, pond water, river water, or irrigation water and any water that serves as a source of drinking water.Type: GrantFiled: February 14, 2019Date of Patent: August 16, 2022Assignee: Evonik Operations GmbHInventors: John M. Rovison, Weidong An, Ian Horner, Brianna Desjardins
-
Patent number: 11414769Abstract: A water reservoir and electrolysis cell combination that has a flow connection between a lower fluid port of the water reservoir and an upper fluid port of the electrolysis cell. The flow connection includes a first conduit with an inner bore which serves as a first flow path for the flow of water by force of gravity from the water reservoir to an outlet for the first conduit positioned within the electrolysis cell. The second conduit is concentric to the first conduit and defines an annular space between the outer surface of the first conduit and the inner surface of the second conduit which serves as a second flow path for an upward flow of gas from the electrolysis cell to the water reservoir.Type: GrantFiled: December 16, 2019Date of Patent: August 16, 2022Assignee: Empire Hydrogen Energy Systems Inc.Inventor: Douglas Fortune
-
Patent number: 11407662Abstract: Aspects described herein relate generally to adsorbent systems and methods for capturing and/or separating organic species (e.g., uncharged organic species) from mixtures with water.Type: GrantFiled: June 29, 2018Date of Patent: August 9, 2022Assignee: Massachusetts Institute of TechnologyInventors: Xianwen Mao, Wenda Tian, Yinying Ren, Gregory C. Rutledge, Trevor Alan Hatton
-
Patent number: 11407663Abstract: Disclosed here is a capacitive deionization device for removing ions from a target solution. The capacitive deionization device includes a first porous electrode, a second porous electrode, a first header plate, a second header plate, and a sealant. The second porous electrode is disposed below and spaced from the first porous electrode. The first header plate is disposed on the first porous electrode. The first header plate defines an input flow channel that is in fluidic communication with the first porous electrode. The second header plate is disposed below the second porous electrode. The second header plate defines an output flow channel that is in fluidic communication with the second porous electrode. The sealant is disposed between the first header plate and the second header plate and surrounds the first porous electrode and the second porous electrode.Type: GrantFiled: November 10, 2017Date of Patent: August 9, 2022Assignee: Lawrence Livermore National Security, LLCInventors: Patrick G. Campbell, Jennifer M. Knipe, Michael Stadermann
-
Patent number: 11402130Abstract: A system for utilizing solar power to generate carbon nano-materials. A system for utilizing the carbon dioxide byproduct of a fossil fuel power generation process to drive an electrolysis reaction which produces carbon nano-materials, and methods of producing the same.Type: GrantFiled: October 13, 2016Date of Patent: August 2, 2022Assignee: C2CNT LLCInventor: Stuart Licht
-
Patent number: 11377375Abstract: The present invention relates to a capacitive deionization electrode module, a water treatment apparatus and method capable of saving energy using the same, and more particularly, to a capacitive deionization electrode module that is capable of improving durability, suppressing fouling, and increasing the amount of incoming water treated and to a water treatment apparatus and method that is capable of recovering and reusing energy generated while a saline adsorbed to the capacitive deionization electrode module is being desorbed through an energy recovery device, thereby saving the energy.Type: GrantFiled: June 14, 2017Date of Patent: July 5, 2022Assignee: Doosan Heavy Industries & Construction Co., LtdInventors: Hyunsung Choi, Seongju Kim, Jangyong You, Seokho Choi, Jaedong Hwang
-
Patent number: 11365485Abstract: An ozone generator system utilizes an electrochemical cell to produce and control ozone concentrations within an enclosure or to supply ozone to a flow conduit. The enclosure may he coupled with a flow conduit that carries the produced ozone to a desired location. An enclosure may be a sterilization chamber and the concentration of ozone produced by the ozone generating system may be sufficient to sterilize articles within the enclosure. An oxygen control electrolyzer cell and/or humidity control electrolyzer cell may be coupled with the enclosure to further control the environment of the enclosure. A humidity control electrolyzer cell may be fluidly coupled with the ozone generator to supply humidity for reaction on the anode of the ozone generator.Type: GrantFiled: September 8, 2017Date of Patent: June 21, 2022Assignee: FFI Ionix IP, Inc.Inventors: Bamdad Bahar, Jacob Zerby