Patents Examined by Coris Fung
  • Patent number: 12024431
    Abstract: Methods and systems are disclosed for using industrial waste for the production of hydrogen gas. The method includes examining a ph level of the industrial waste, removing contaminate from the industrial waste, conditioning and concentrating the industrial waste to a proton-rich solution, and using the resulting proton-rich solution as the proton source in a hydrogenase catalyzed hydrogen production system.
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: July 2, 2024
    Inventors: William H. Schank, Jr., Steven C. Cardona
  • Patent number: 12017923
    Abstract: An aqueous silicate solution containing ions of metal having an atomic number selected from atomic numbers 21-31, 39-50, 57-82, and 89-93 and a process for preparing the solution. The solution is useful e.g. for forming metal containing coatings.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: June 25, 2024
    Assignee: PREBONA AB
    Inventor: Jan-Erik Otterstedt
  • Patent number: 12012425
    Abstract: A functionalized fibrous hierarchical zeolite includes a framework comprising aluminum atoms, silicon atoms, and oxygen atoms, the framework further comprising a plurality of micropores and a plurality of mesopores. A plurality of nanoparticles comprising nickel are immobilized on the framework.
    Type: Grant
    Filed: August 26, 2021
    Date of Patent: June 18, 2024
    Assignees: King Abdullah University of Science and Technology, Saudi Arabian Oil Company
    Inventors: Robert Peter Hodgkins, Omer Refa Koseoglu, Jean-Marie Maurice Basset, Kuo-Wei Huang, Anissa Bendjeriou-Sedjerari, Sathiyamoorthy Murugesan, Moussab Harb, Manoj Kumar Gangwar
  • Patent number: 12006260
    Abstract: A method for manufacturing a concrete product includes providing a metal-based cementing agent, and an acid-based cement reacting agent of the form HnXOm, where “X” is an element selected from group consisting of phosphorous, carbon, sulfur and boron, “n” and “m” are selected so that the cement reacting agent is an acid, and “X” will bond with the metal-based cementing agent to form a metal cement. The method further includes providing an aggregate defined by an exposed surface area having metallic aggregate linking elements thereon which can chemically bond with “X” in the presence of the acid-based cement reacting agent, and providing a hydroxide-supplying additive. The method includes combining together the metal-based cementing agent, the acid-based cement reacting agent, the aggregate and the hydroxide-supplying additive, and allowing the metal-based cementing agent and the acid-based cement reacting agent to react and bond with the aggregate to form the concrete product.
    Type: Grant
    Filed: November 1, 2021
    Date of Patent: June 11, 2024
    Inventor: Matthew F. Russell
  • Patent number: 12006216
    Abstract: Mesoporous carbon has a beaded structure in which primary particles with mesopores are linked. In the mesoporous carbon, an average primary particle size is 7 nm or more and 300 nm or less, a pore diameter is 2 nm or more and 10 nm or less, an average thickness of pore walls is 3 nm or more and 15 nm or less, a pore volume is 0.2 mL/g or more and 3.0 mL/g or less, and a tap density is 0.03 g/cm3 or more and 0.3 g/cm3 or less. In a polymer electrolyte fuel cell, the mesoporous carbon is used as a catalyst carrier for at least an air electrode catalyst layer. The mesoporous carbon can be obtained by impregnating mesoporous silica satisfying a predetermined condition with a carbon source, performing polymerization and carbonization, and removing a template.
    Type: Grant
    Filed: November 25, 2020
    Date of Patent: June 11, 2024
    Inventors: Naoki Hasegawa, Kazuhisa Yano, Tomohiro Takeshita, Rui Imoto, Kumiko Nomura
  • Patent number: 11998903
    Abstract: The method allows to produce catalysts with nanoparticles of platinum and its alloys with metals of a given composition, with high values of catalytic activity in an oxygen electroreduction reaction, and with predetermined values of structural characteristics. The method comprises preparation of a solution of chloroplatinic acid or a mixture of chloroplatinic acid with metal salts, mixing thereof with dispersed carbon or non-carbon carriers, their mixtures and compositions with specific surface area of more than 60 m2/g, dispersion of the obtained mixture, chemical reduction of compounds of platinum and a metal salt with subsequent deposition of nanoparticles of metallic platinum or its alloys on a dispersed carrier being carried out by purging gases selected from: nitrogen oxides (N2O, NO, NO2), carbon oxides (CO, CO2), sulfur oxide (SO2), ammonia (NH3) or their mixtures through the solution at a temperature of the solution in the range from 5 to 98° C.
    Type: Grant
    Filed: July 29, 2020
    Date of Patent: June 4, 2024
    Assignee: ZeroAvia, Inc.
    Inventors: Anastasia Anatolyevna Alekseenko, Sergey Valerievich Belenov, Vladimir Efimovich Guterman
  • Patent number: 11996222
    Abstract: The present disclosure addresses limitations in ferritic materials. In at least one aspect, the present disclosure provides core-shell nanoparticles exhibiting improved characteristics for implementations and adoptability in numerous applications. Further aspects of the disclosure provide core-shell nanoparticles for use in electronic, magnetic and electro-magnetic applications. Still, other aspects of the present disclosure provide core-shell nanoparticles for a thermochemical water-splitting reaction resulting in increased H2 volume generation during multiple thermochemical cycles.
    Type: Grant
    Filed: March 6, 2019
    Date of Patent: May 28, 2024
    Inventors: Rajesh V. Shende, Jan A. Puszynski, Vinod S. Amar
  • Patent number: 11986803
    Abstract: A partial oxidation process of hydrocarbons is provided, including bringing an inlet gas into contact with a catalyst, the inlet gas including a hydrocarbon raw material gas and a hydrogen chloride gas, wherein the catalyst includes a catalyst material including palladium (Pd), which catalyst material is supported on a carrier including cerium oxide (CeO2) and an amount of catalyst material supported on the carrier is 2 wt % to 10 wt % based on a total weight of the catalyst.
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: May 21, 2024
    Inventors: Jungup Bang, Do Heui Kim, Gyo Hyun Hwang, Jongwook Jung, Yongju Bang, Youngseok Ryou, Jeongeun Kim
  • Patent number: 11990611
    Abstract: A main object of the present disclosure is to provide a method for producing an active material wherein a volume variation due to charge/discharge is reduced. The present disclosure achieves the object by providing a method for producing an active material, the method comprising steps of: a preparing step of preparing a LiSi precursor including a Si element and a Li element, and a void forming step of forming a void by extracting the Li element from the LiSi precursor by using a Li extracting solvent, and the LiSi precursor includes a crystal phase of Li22Si5.
    Type: Grant
    Filed: March 9, 2021
    Date of Patent: May 21, 2024
    Inventors: Takayuki Uchiyama, Shizuka Masuoka, Tetsuya Waseda
  • Patent number: 11981575
    Abstract: Silicon and silica values are obtained from recycled organosilicon products such as silicones, by introducing a recycle feed containing the organosilicon products into an electric furnace while producing metallurgical grade silicon from a silica source and a carbon source.
    Type: Grant
    Filed: March 5, 2019
    Date of Patent: May 14, 2024
    Assignee: WACKER CHEMIE AG
    Inventors: Karl-Heinz Rimboeck, Konrad Mautner
  • Patent number: 11976138
    Abstract: The present application discloses cellulose ester compositions that are plasticizer free that can be processed at higher temperatures with reduced degradation. The cellulose ester compositions disclosed are useful for the preparation of articles, for example eyeglass frames, automotive parts, and toys.
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: May 7, 2024
    Assignee: Eastman Chemical Company
    Inventors: Thomas Joseph Pecorini, Michael Eugene Donelson, Gary Michael Stack, Emerson Eston Sharpe, Jr., Wenlai Feng, Haining An
  • Patent number: 11975316
    Abstract: Methods and systems for re-dispersing platinum on catalysts used in continuous catalyst regeneration reformer systems are disclosed. Some aspects of the disclosure provide, for example, methods of evaluating the platinum re-dispersion of a reforming catalyst in a small-scale reactor for use in a continuous catalyst regeneration reformer system and methods of improving the activity and selectivity of reforming catalysts for use in a continuous catalyst regeneration reformer system by selection of appropriate reaction parameters in a small-scale reactor for use in a continuous catalyst regeneration reformer system.
    Type: Grant
    Filed: May 7, 2020
    Date of Patent: May 7, 2024
    Inventors: David J. Zalewski, Vidya Dharmagadda
  • Patent number: 11970398
    Abstract: The present disclosure provides methods for the conversion of a solution or suspension of polymers, plastics, and other carbon-containing waste materials in the presence of a metal containing catalyst into carbon nanotubes. The method includes steps of mixing the polymer and metallic catalyst in a suitable solvent and injecting the mixture into a heated zone of a chemical vapor deposition (CVD) reactor to produce carbon nanotubes (CNTs). Advantages of the present disclosure include ease of use, the potential use of a wide range of plastics that cannot be recycled or upcycled by traditional methods, and the ability to use waste hydrocarbon solvents to dissolve the plastic, or to use as a carbon source.
    Type: Grant
    Filed: June 8, 2019
    Date of Patent: April 30, 2024
    Assignee: Trimtabs Ltd
    Inventors: Alvin Orbaek White, Ali Hedayati
  • Patent number: 11970396
    Abstract: A negative thermal expansion material having a negative thermal expansion coefficient according to the present invention is represented by Zr2?aMaSxP2O12+?, where M is at least one selected from Ti, Ce, Sn, Mn, Hf, Ir, Pb, Pd, and Cr; a is 0?a<2; x is 0.4?x?1; and ? is a value defined as to satisfy a charge neutral condition. The present invention makes it possible to provide a negative thermal expansion material, a composite material and a method for producing a negative thermal expansion material that can realize reduction in cost and density reduction.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: April 30, 2024
    Inventors: Toshihiro Isobe, Yuko Hayakawa, Yuri Adachi, Ryosuke Uehara
  • Patent number: 11964877
    Abstract: Disclosed is a method for preparing a perovskite nanoparticle using a fluidic channel including a first step of forming a fluidic channel including a first outer tube, a second outer tube, and a storage tube capable of introducing flows of fluids, a second step of inducing formation of the perovskite nanoparticles by continuously preparing a mixed fluid with a laminar flow based on a flow rate by introducing a flow of a base fluid into the first outer tube, and introducing a flow of a dispersion fluid in the same direction as the flow of the base fluid into the second outer tube, and a third step of separating the perovskite nanoparticles from the mixed fluid stored in the storage tube.
    Type: Grant
    Filed: July 13, 2021
    Date of Patent: April 23, 2024
    Inventors: Yongyoung Noh, Youngki Kim, Jisu Hong, Hyein Kim
  • Patent number: 11964881
    Abstract: A method for making iridium oxide nanoparticles includes dissolving an iridium salt to obtain a salt-containing solution, mixing a complexing agent with the salt-containing solution to obtain a blend solution, and adding an oxidating agent to the blend solution to obtain a product mixture. A molar ratio of a complexing compound of the complexing agent to the iridium salt is controlled in a predetermined range so as to permit the product mixture to include iridium oxide nanoparticles.
    Type: Grant
    Filed: July 27, 2020
    Date of Patent: April 23, 2024
    Inventors: Pu-Wei Wu, Yi-Chieh Hsieh, Han-Yi Wang, Kuang-Chih Tso, Tzu-Ying Chan, Chung-Kai Chang, Chi-Shih Chen, Yu-Ting Cheng
  • Patent number: 11959921
    Abstract: A method for forming dendritic mesoporous nanoparticles comprising preparing a mixture containing one or more polymer precursors, a silica precursor, and a compound that reacts with silica and reacts with the polymer or oligomer formed from the one or more polymer precursors, and stirring the mixture whereby nanoparticles are formed, and subsequently treating the nanoparticles to form dendritic mesoporous silica nanoparticles or dendritic mesoporous carbon nanoparticles. The silica precursor may comprise tetraethyl orthosilicate (TEOS), the one or more polymer precursors may comprise 3-aminophenol and formaldehyde and the compound may be ethylene diamine (EDA). There is a window of amount of EDA present that will result in asymmetric particles being formed. If a greater amount of EDA is present, symmetrical particles will be formed.
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: April 16, 2024
    Inventors: Chengzhong (Michael) Yu, Jianye Fu, Jinqing Jiao, Yang Liu
  • Patent number: 11958045
    Abstract: Methods, systems, and compositions related to the recycling and/or recovery of activating materials from activated aluminum are disclosed. In one embodiment, an aqueous solution's composition may be controlled to maintain aluminum ions dissolved in solution during reaction of an activated aluminum. In another embodiment, aluminum hydroxide containing the activating materials may be dissolved into an aqueous solution to isolate the activating materials.
    Type: Grant
    Filed: March 25, 2022
    Date of Patent: April 16, 2024
    Assignee: Massachusetts Institute of Technology
    Inventors: Jude Kelley, Eric Morgan, Roderick Russell Kunz
  • Patent number: 11938466
    Abstract: Embodiments of catalyst systems and methods of synthesizing catalyst systems are provided. The catalyst system may include a core comprising a zeolite; and a shell comprising a microporous fibrous silica. The shell may be in direct contact with at least a majority of an outer surface of the core. The catalyst system may have a Si/Al molar ratio greater than 5. At least a portion of the shell may have a thickness of from 50 nanometers (nm) to 360 nm.
    Type: Grant
    Filed: May 10, 2021
    Date of Patent: March 26, 2024
    Assignee: King Abdullah University of Science and Technology
    Inventors: Leilei Xu, Jean-Marie Basset, Pradeep Kumar Doggali
  • Patent number: 11939405
    Abstract: The present invention relates to a method of pulping cotton-based raw material for producing dissolving pulp. More specifically, the invention relates to a process for producing dissolving pulp under alkaline conditions in combination with a gaseous oxidizing agent. The present invention further relates to dissolving pulp obtainable by pulping cotton-based raw material, in particular dissolving pulp obtainable by the method of the present invention, the use of such dissolving pulp for producing regenerated cellulose molded bodies, and methods of producing lyocell or viscose including such dissolving pulp.
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: March 26, 2024
    Assignee: Lenzing AG
    Inventors: Stephan Silbermann, Christian Weilach