Patents Examined by Noah S Wiese
  • Patent number: 11548828
    Abstract: A ceramic matrix composite includes a substrate which contains a fibrous body made of silicon carbide fiber, and a matrix which is formed in the substrate, and which contains silicon carbide and a silicon material made of silicon or a binary silicon alloy.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: January 10, 2023
    Assignee: IHI Corporation
    Inventors: Akihiro Sato, Shingo Kanazawa, Yuuya Nagami, Ryoji Kakiuchi
  • Patent number: 11548809
    Abstract: A method of manufacturing a lithium aluminosilicate glass product suitable for making a glass-ceramic product, includes melting a vitrifiable mixture of raw materials, which are free from arsenic oxides and antimony oxides, apart from unavoidable traces, refining the molten material, cooling the molten material so as to form a glass, forming of the glass, wherein the vitrifiable mixture of raw materials includes petalite having a fraction by weight of total iron, expressed as Fe2O3, less than or equal to 200 ppm.
    Type: Grant
    Filed: May 16, 2018
    Date of Patent: January 10, 2023
    Assignee: EUROKERA S.N.C.
    Inventors: Jean-Patrick Cochard, Simonpietro Di Pierro, Emmanuel Lecomte
  • Patent number: 11524924
    Abstract: The present invention relates to a SiC composite and a method for manufacturing the same. More particularly, the present invention relates to a slurry composition for ceramic matrix composites which can not only reduce the number of precursor impregnation pyrolysis (PIP) cycles but also be useful in the PIP process to increase hardness, thermal stability, and relative density.
    Type: Grant
    Filed: January 22, 2020
    Date of Patent: December 13, 2022
    Assignee: KOREA INSTITUTE OF MACHINERY & MATERIALS
    Inventors: Sea-Hoon Lee, Ji-An Gu, Hee-Jung Lee
  • Patent number: 11518719
    Abstract: Nuclear fuel structures and methods for fabricating are disclosed herein. The nuclear fuel structure includes a plurality of fibers arranged in the structure and a multilayer fuel region within at least one fiber of the plurality of fibers. The multilayer fuel region includes an inner layer region made of a nuclear fuel material, and an outer layer region encasing the nuclear fuel material. A plurality of discrete multilayer fuel regions may be formed over a core region along the at least one fiber, the plurality of discrete multilayer fuel regions having a respective inner layer region of nuclear fuel material and a respective outer layer region encasing the nuclear fuel material. The plurality of fibers may be wrapped around an inner rod or tube structure or inside an outer tube structure of the nuclear fuel structure, providing both structural support and the nuclear fuel material of the nuclear fuel structure.
    Type: Grant
    Filed: January 27, 2020
    Date of Patent: December 6, 2022
    Assignee: Free Form Fibers, LLC
    Inventors: Joseph Pegna, Erik G. Vaaler, Shay L. Harrison, John L. Schneiter, Kirk L. Williams, Ram K. Goduguchinta
  • Patent number: 11505491
    Abstract: The present invention relates to a glass ceramic including crystals, and including, in mol % in terms of oxides: 65-75% of SiO2; 3-6% of Al2O3; 15-25% of Li2O; 0.2-4% of P2O5; 0.5-5% of ZrO2; and 0.01-0.5% of HfO2, in which the crystals include one or more kinds of crystals selected from the group consisting of ?-spodumene crystals, petalite crystals, and eucryptite crystals.
    Type: Grant
    Filed: November 9, 2021
    Date of Patent: November 22, 2022
    Assignee: AGC INC.
    Inventors: Seiki Ohara, Qing Li, Shusaku Akiba
  • Patent number: 11505499
    Abstract: Green ceramic mixtures include at least one inorganic component, at least one organic binder, and a stable emulsion including at least one lubricant, at least one aqueous solvent, and at least one emulsifier. Methods for forming ceramic bodies include forming a green ceramic mixture including a stable emulsion and extruding the green ceramic mixture. The methods and green ceramic mixtures can be used to produce green and fired ceramic bodies.
    Type: Grant
    Filed: December 16, 2018
    Date of Patent: November 22, 2022
    Assignee: Corning Incorporated
    Inventor: Mark Alan Lewis
  • Patent number: 11505500
    Abstract: A ceramic component, wherein the component contains 20 to 60 wt. % SiC, 5 to 40 wt. % free silicon and 10 to 65 wt. % free carbon. The disclosure also relates to the use of the component. The method for producing the ceramic component includes the following steps: a) providing a green body based on carbon, which has been produced by means of a 3D-printing method, b) impregnating the green body with a solution selected from the group consisting of a sugar solution, a starch solution or a cellulose solution, or a resin system including a mixture containing at least one resin, at least one solvent and at least one curing agent, wherein the at least one resin and the at least one solvent are different, c) drying or curing the impregnated green body.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: November 22, 2022
    Assignee: SGL CARBON SE
    Inventors: Andreas Kienzle, Dominik Rivola, Oswin Oettinger, Philipp Modlmeir, Blasius Hell
  • Patent number: 11505504
    Abstract: Cordierite-forming batch mixtures including one or more non-oxide inorganic source materials or materials as pore-formers are provided. Non-oxide inorganic materials, such a non-oxide silicon material that includes at least one of silicon carbide, silicon, or silicon nitride, may be added to cordierite-forming batch mixtures as at least a partial replacement for conventional inorganic pore-formers. Non-oxide inorganic pore-formers may provide an increase in pore volume while having a reduced coefficient of thermal expansion impact as compared with conventional pore-formers. Cordierite-forming mixtures as disclosed herein may additionally include rare-earth catalysts and alkaline-earth materials that may enhance the pore-forming effect of non-oxide inorganic pore-formers without significant exothermic reactions or the production of emissions that may require additional processing treatments.
    Type: Grant
    Filed: May 5, 2020
    Date of Patent: November 22, 2022
    Assignee: Corning Incorporated
    Inventor: Gregg William Crume
  • Patent number: 11498874
    Abstract: A ceramic composite can include a first ceramic phase and a second ceramic phase. The first ceramic phase can include a silicon carbide. The second phase can include a boron carbide. In an embodiment, the silicon carbide in the first ceramic phase can have a grain size in a range of 0.8 to 200 microns. The first phase, the second phase, or both can further include a carbon. In another embodiment, at least one of the first ceramic phase and the second ceramic phase can have a median minimum width of at least 5 microns.
    Type: Grant
    Filed: July 24, 2020
    Date of Patent: November 15, 2022
    Assignee: SAINT-GOBAIN CERAMICS & PLASTICS, INC.
    Inventors: Diana R. Tierney, Matthew Creedon, Tom J. Trunzo, Kenneth R. Delahunty
  • Patent number: 11482709
    Abstract: An aluminum oxide article containing at least aluminum atoms and oxygen atoms is described. When observed under a transmission electron microscope, a cross section of the aluminum oxide article contains crystallized parts, in which a crystal lattice image is recognizable, and a non-crystallized part, in which no crystal lattice image is recognizable, and has an island-and-sea structure consisting of isolated parts containing the crystallized parts and the continuous non-crystallized part. The isolated parts correspond to island parts in the island-and-sea structure, the continuous non-crystallized part corresponds to a sea part, and a plurality of the island parts are uniformly distributed in the sea part. An aluminum oxide for improving the battery performance of a lithium ion secondary battery, the scratch resistance and hardness of a cured film, and the gas barrier properties of a gas barrier film is provided.
    Type: Grant
    Filed: March 14, 2018
    Date of Patent: October 25, 2022
    Assignee: TOSOH FINECHEM CORPORATION
    Inventors: Yujin Takemoto, Masahiro Aoki, Kouji Toyota, Koichiro Inaba, Kentaro Sakai
  • Patent number: 11472750
    Abstract: A barrier coating resin formulation comprising at least one polycarbosilane preceramic polymer, at least one organically modified silicon dioxide preceramic polymer, at least one filler, and at least one solvent. A barrier coating comprising a reaction product of the at least one polycarbosilane preceramic polymer and the at least one organically modified silicon dioxide preceramic polymer and the at least one filler is also disclosed, as are articles comprising the barrier coating, rocket motors comprising the barrier coating, and methods of forming the articles.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: October 18, 2022
    Assignee: Northrop Grumman Systems Corporation
    Inventor: Benjamin W. C. Garcia
  • Patent number: 11473181
    Abstract: The present disclosure relates to an yttrium-based granular powder for thermal spraying. More particularly, the yttrium-based granular powder is a mixture including one or more yttrium compound powders selected from among Y2O3, YOF, YF3, Y4Al2O9, Y3Al5O12, and YAlO3, and a silica (SiO2) powder. A Y—Si—O intermediate phase is included therein in a content of less than 10 wt %. The thermal spray coating manufactured using the same has a low porosity, and forms a very dense thin film, thus ensuring excellent plasma resistance.
    Type: Grant
    Filed: August 12, 2021
    Date of Patent: October 18, 2022
    Assignee: KOMICO LTD.
    Inventors: Dae Sung Kim, Seong Sik Bang, Jae Im Jeong, Dong Hun Jeong
  • Patent number: 11472746
    Abstract: Ultra-high temperature carbide (UHTC) foams and methods of fabricating and using the same are provided. The UHTC foams are produced in a three-step process, including UHTC slurry preparation, freeze-drying, and spark plasma sintering (SPS). The fabrication methods allow for the production of any kind of single- or multi-component UHTC foam, while also providing flexibility in the shape and size of the UHTC foams to produce near-net-shape components.
    Type: Grant
    Filed: December 6, 2021
    Date of Patent: October 18, 2022
    Assignee: THE FLORIDA INTERNATIONAL UNIVERSITY BOARD OF TRUSTEES
    Inventors: Arvind Agarwal, Ambreen Nisar, Tony Thomas, Kazue Orikasa, Benjamin Peter Boesl
  • Patent number: 11476048
    Abstract: A dielectric material which satisfies X9M characteristics and ensures operations over an extended period of time at 200° C. is provided.
    Type: Grant
    Filed: July 24, 2020
    Date of Patent: October 18, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Toshihiro Doi, Ken Yamaguchi, Kotaro Hata
  • Patent number: 11462339
    Abstract: A dielectric film may be exposed to an acid solution such as hydrochloric acid, nitric acid, or sulfuric acid during a wet process after film formation. The inventors have newly found that when a dielectric film includes Zr having a lower ionization tendency than Ti in a main component of a metal oxide expressed by a general formula (Ba, Ca)(Ti, Zr)O3 is provided and satisfies at least one between relationships such that degree of orientation of (100) plane is higher than degree of orientation of (110) plane, and degree of orientation of (111) plane is higher than degree of orientation of (110) plane in a film thickness direction, the dielectric film is less likely to be damaged during a wet process, and the resistance to a wet process is improved.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: October 4, 2022
    Assignee: TDK CORPORATION
    Inventors: Saori Takahashi, Masahito Furukawa, Masamitsu Haemori, Hiroki Uchiyama, Wakiko Sato, Hitoshi Saita
  • Patent number: 11453609
    Abstract: A method for producing a glass article having high hydrolytic resistance is provided. A glass tube consisting of borosilicate glass and having an Al2O3 content of less than 1 weight-%, a ZrO2 content of 2-12 weight-%, and a glass transition temperature Tg is reshaped into a glass article and is subsequently subjected to a thermal post-treatment. To reduce the alkali release of the glass article, the glass article is subjected to a treatment temperature of TB?Tg+5° K over a treatment time of tB?5 min and is subsequently cooled during the thermal post-treatment.
    Type: Grant
    Filed: April 9, 2019
    Date of Patent: September 27, 2022
    Assignee: Schott AG
    Inventors: Malte Grimm, Christof Kass, Peter Nass
  • Patent number: 11447420
    Abstract: A method of treatment of bauxite residue resulting from a Bayer process of bauxite treatment in order to produce a solid product. The method comprises mixing a quantity of the bauxite residue (1) with a quantity of a glass material (2) to form a mixture. Then, compressing the mixture (4) to form a green body, and sintering (5) the green body. After cooling, the sintered green body thereby provides the solid product.
    Type: Grant
    Filed: December 15, 2016
    Date of Patent: September 20, 2022
    Assignee: PURGONPL GROUP LIMITED
    Inventors: James Patrick Sherry, John Bowles, David Shanahan, Stephen Jennings, Geoffrey Salt
  • Patent number: 11447423
    Abstract: The present invention is a method for obtaining a ceramic slurry for the production of filaments for 3D FDM printing, comprising adding a polysaccharide, a glycol or an ethanolamine as a gelling agent to a suspension of ceramic material in order to produce said ceramic slurry. The invention also comprises the green body obtained from said slurry and the ceramic filament extruded from the green body.
    Type: Grant
    Filed: April 4, 2017
    Date of Patent: September 20, 2022
    Assignee: UNIVERSIDAD DE CASTILLA LA MANCHA
    Inventors: Jesús Canales Vázquez, Gloria Begoña Sánchez Bravo, Juan Ramón Marín Rueda, Vicente Yagüe Alcaraz, Juan José López López
  • Patent number: 11441778
    Abstract: A method of making an ceramic article according to an exemplary embodiment of this disclosure, among other possible things includes arranging fiber plies into a preform, inserting one or more sacrificial springs to the preform, infiltrating the preform with a matrix material to form an article, and thermally degrading the one or more sacrificial springs to form cooling holes. A ceramic article and a gas turbine engine component are also disclosed.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: September 13, 2022
    Assignee: Raytheon Technologies Corporation
    Inventors: Michael R. Kracum, David C. Jarmon
  • Patent number: 11432550
    Abstract: A biocidal additive formulation comprises a silver containing glass particle, and a combination of at least two metal based compounds. A metal in each of the metal based compounds is selected from the group consisting of silver, copper, zinc, mercury, tin, lead, bismuth, barium, cadmium, chromium, titanium, and a combination thereof. Another biocidal additive formulation comprises a silver containing glass particle, ZnO, and Bi2O3. A glass substrate possessing a durable biocidal property and an article possessing a durable biocidal property are also provided.
    Type: Grant
    Filed: November 22, 2019
    Date of Patent: September 6, 2022
    Assignee: MICROBAN PRODUCTS COMPANY
    Inventor: Alvin Lamar Campbell, Jr.