Patents Examined by Pamela H Weiss
  • Patent number: 11572628
    Abstract: This disclosure relates to compositions and methods of reducing corrosion using benzimidazoles. The method may include adding a benzimidazole and a halogen to an aqueous system that is in contact with a metal surface. The halogen may be bromine, iodine, or any combination thereof. In some cases, adding the halogen may be optional depending on the substituents on the benzimidazole ring. Compositions are also disclosed that include a benzimidazole, optionally a halogen depending on the substituents on the benzimidazole ring, and optionally a halogen stabilizer.
    Type: Grant
    Filed: December 28, 2018
    Date of Patent: February 7, 2023
    Assignee: ECOLAB USA INC.
    Inventors: Yanjiao Xie, Jothibasu Seetharaman, James Joseph Michels, Frederick Swiecinski, Donald A. Johnson, Pradeep Cheruku
  • Patent number: 11572523
    Abstract: The present disclosure provides a detergent additives and methods for preparing a sulfurized alkyl phenate product to achieve a high sulfurization ratio and low levels of un-sulfurized alkyl phenols.
    Type: Grant
    Filed: January 26, 2022
    Date of Patent: February 7, 2023
    Assignee: Afton Chemical Corporation
    Inventors: Paul Kondracki, Edward Standefer, Peter Hou
  • Patent number: 11560505
    Abstract: Corrosion inhibitor formulations for use in heat transfer fluids include: (a) an optionally substituted benzoic acid or a salt thereof; (b) at least a first n-alkyl monocarboxylic acid or a salt thereof and a second n-alkyl monocarboxylic acid or a salt thereof, the first n-alkyl monocarboxylic acid and the second n-alkyl monocarboxylic acid being different; and (c) an azole compound. A ratio of weight percent of the first n-alkyl monocarboxylic acid or the salt thereof to weight percent of the second n-alkyl monocarboxylic acid or the salt thereof ranges from about 1:0.75 to about 1:2.00. A ratio of weight percent of the benzoic acid or the salt thereof to combined weight percent of the first n-alkyl monocarboxylic acid or the salt thereof and the second n-alkyl monocarboxylic acid or the salt thereof ranges from about 1:0.30 to about 1:2.25.
    Type: Grant
    Filed: May 24, 2019
    Date of Patent: January 24, 2023
    Assignee: PRESTONE PRODUCTS CORPORATION
    Inventors: Bo Yang, Peter M. Woyciesjes
  • Patent number: 11559598
    Abstract: An alcohol free, low viscosity, and high-water content air freshener composition is provided. The transparent microemulsion system is stable at a broad range of temperatures. The main ingredient of the composition is water. The composition is free of conventionally-used amphiphilic surfactants including ionic and non-ionic surfactants. The composition contains an oil phase, an aqueous phase and at least one glycol ether solvent. The system is compatible for a wide scope of water-immiscible ingredients that are used in fragrances and flavors.
    Type: Grant
    Filed: October 30, 2020
    Date of Patent: January 24, 2023
    Assignee: Belle-Aire Fragrances, LLC
    Inventors: Xiang Fei, Jeremy David, Jerome Bellak, Donald Conover, Jr.
  • Patent number: 11555274
    Abstract: A method for improving the heating efficiency of steam wherein a polyamine represented by the following general formula (1) is caused to be present in a steam system to be used for heating. R1—[NH—(CH2)m]n—NH2 . . . (1) wherein R1 represents a saturated or unsaturated hydrocarbon group having 10 to 22 carbon atoms; m is an integer of 1 to 8, and n is an integer of 1 to 7; and when n is 2 or more, a plurality of NH—(CH2)m may be identical or different.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: January 17, 2023
    Assignee: KURITA WATER INDUSTRIES LTD.
    Inventors: Shintaro Mori, Shogo Ujiie, Qian Lin
  • Patent number: 11555161
    Abstract: A grease composition for resin lubrication, the grease composition to be applied to a sliding surface made of resin, the grease composition containing: a fluorine-based base oil (a kinematic viscosity at 40° C. of 300 mm2/s or higher) and a synthetic hydrocarbon oil as base oils; a fluorine-based thickener, and a lithium soap thickener or a lithium complex soap thickener as thickeners; and a fluorine-based surfactant and an extreme pressure additive as additives; and a resin sliding member (slide switch) having a sliding surface made of resin, the sliding surface provided by application with the grease composition.
    Type: Grant
    Filed: March 10, 2022
    Date of Patent: January 17, 2023
    Assignee: MINEBEA MITSUMI Inc.
    Inventors: Daiki Yamamoto, Yusuke Asai, Motojiro Tsuna
  • Patent number: 11542426
    Abstract: Methods for providing corrosion inhibition in conduits, containers, and wellbores penetrating subterranean formations are provided. In some embodiments, the methods comprise contacting a metal surface with a fluid comprising a corrosion inhibitor additive. In certain embodiments, the corrosion inhibitor additive comprises a compound comprising a hydrophobic cation moiety, one or more lipophilic tails, and a linking moiety.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: January 3, 2023
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Qiang Lan, Nathan Darrell Davis
  • Patent number: 11535805
    Abstract: A biofuel product having constituents selected from the group including fat, oil and/or grease components. A container is formed of a biodegradable material having a multiplicity of openings of a size and shape adapted for allowing the fat, oil and/or grease components to pass through the openings to an interior area of the container. An absorbent capture material is positioned in the container and holds a quantity of the fat, oil and/or grease. The container, capture material and fat, oil and/or grease collectively comprise the biofuel product.
    Type: Grant
    Filed: May 4, 2022
    Date of Patent: December 27, 2022
    Inventor: Martin Franklin McCarthy
  • Patent number: 11535804
    Abstract: A biofuel product having constituents selected from the group including fat, oil and/or grease components. A container is formed of a biodegradable material having a multiplicity of openings of a size and shape adapted for allowing the fat, oil and/or grease components to pass through the openings to an interior area of the container. An absorbent capture material is positioned in the container and holds a quantity of the fat, oil and/or grease. The container, capture material and fat, oil and/or grease collectively include the biofuel product.
    Type: Grant
    Filed: March 3, 2022
    Date of Patent: December 27, 2022
    Inventor: Martin Franklin McCarthy
  • Patent number: 11525186
    Abstract: A method of inhibiting corrosion of a metal surface in contact with geothermal system is provided. The method may include contacting the metal surface with a corrosion inhibitor composition by adding the composition to geothermal process water. The corrosion inhibitor composition may include an organic phosphonate, an ortho phosphate, and zinc or a salt thereof.
    Type: Grant
    Filed: May 28, 2020
    Date of Patent: December 13, 2022
    Assignee: Ecolab USA Inc.
    Inventors: Jothibasu Seetharaman, Santanu Banerjee, Dinesh Mantri
  • Patent number: 11512261
    Abstract: Diesel fuel composition comprising a diesel base fuel and at least one blowing agent wherein the blowing agent is selected from ester compounds, oxalate compounds and diazene compounds and wherein the blowing agent has a solubility in diesel base fuel at 25° C. of 100 mg/kg or greater, a decomposition temperature in the range from 50° C. to 300° C. as measured by thermogravimetric analysis (TGA), and wherein the diesel fuel composition has an evaporation rate of greater than that of the diesel base fuel as measured by acoustic levitation.
    Type: Grant
    Filed: April 5, 2019
    Date of Patent: November 29, 2022
    Assignee: SHELL USA, INC.
    Inventors: Jan-Hendrik Redmann, Andrea Schuetze, Werner Pauer, Hans Moritz, Thomas Hellwig
  • Patent number: 11499111
    Abstract: To provide a technique capable of realizing an appropriate wear resistance in a resin coating layer. The sliding member of the present invention is a sliding member including a base layer and a resin coating layer formed on the base layer, wherein the resin coating layer is formed of a polyamide-imide resin as a binder, barium sulfate particles, molybdenum disulfide particles, and unavoidable impurities, wherein the resin coating layer is composed of a plurality of overcoated application layers, and wherein the plurality of application layers are different from each other in content of hard particles.
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: November 15, 2022
    Assignee: TAIHO KOGYO CO., LTD.
    Inventors: Shinji Matsumoto, Yasunori Kabeya
  • Patent number: 11499112
    Abstract: The present invention relates to a hydraulic fluid composition containing a base oil (A), an antioxidant (B) including an amine-based antioxidant (B1) and a phenol-based antioxidant (B2), and a succinimide-based compound (C), wherein the hydraulic fluid composition satisfies the following requirement (I); and is to be used for hydraulic equipment which is equipped with at least one of a wet type brake and a wet type clutch and which is selected from a construction machinery, a general industrial machinery, and a power generator, and in which a working pressure is 30 MPa or more. The hydraulic fluid composition is not only excellent in wear resistance and an effect for suppressing the sludge formation but also excellent in a braking performance or a clutch performance, even when used under a high-pressure condition. Requirement (I): A static friction coefficient (?s) after 1,000 cycles, as measured in conformity with the SAE No. 2 test described in JCMAS P 047:2004, is 0.100 to 0.162.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: November 15, 2022
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Shinji Aoki, Shota Inoue
  • Patent number: 11499107
    Abstract: Use of a liquid fuel composition in an internal combustion engine, the internal combustion engine containing a lubricating composition for lubricating said internal combustion engine, wherein the liquid fuel composition comprises at least one nitrogen-containing detergent additive, for the purpose of reducing engine wear caused by the presence of soot in the lubricating composition.
    Type: Grant
    Filed: July 1, 2019
    Date of Patent: November 15, 2022
    Assignee: SHELL USA, INC.
    Inventors: Mark Clift Southby, Renate Uitz-Choi, Roger Francis Cracknell, Joseph Michael Russo, Neal Matthew Morgan, Artemis Kontou
  • Patent number: 11492569
    Abstract: Disclosed is a composition of a lubricant for cold pilgering of zirconium alloy tubes. More particularly, disclosed is a composition of an external lubricant for cold pilgering of a zirconium alloy cladding tube, the composition exhibiting excellent lubricity and decomposition against microbes.
    Type: Grant
    Filed: December 11, 2020
    Date of Patent: November 8, 2022
    Assignees: KEPCO NUCLEAR FUEL CO., LTD., SHL CO., LTD.
    Inventors: Min Young Park, Sang Jin Han, Ki Bum Park, Ho Yeon Hwang, Min Sung Kwon, Kyung Tae Kim, Pyeong Mo Yeo, Jeong Jin Jang, Sang Soon Choi
  • Patent number: 11492565
    Abstract: A fuel for an internal combustion engine includes a C5 to C30 dialkoxyalkanoate corresponding to formula (I): wherein the R1 group is —H or a —CH3 group, the R2 and R2? groups are alkyl groups independently selected to have 1 to 9 carbon atoms; and the R3 group is selected to have 1 to 9 carbon atoms. The compounds described herein may be used as neat fuels or mixed fuels (with diesel, biodiesel, jet fuel, marine fuel or other fuel compounds) in autoignition or spark ignition engines, such as diesel engines, gasoline (spark ignition) engines, MCCI, Homogeneous Charge Compression Ignition (HCCI) engines, or more generally in Low-Temperature Gasoline Combustion (LTGC) engines (using gasoline-like fuels), that have the high-efficiency advantages of HCCI but can operate with some level of charge inhomogeneities. Methods of making these compounds are environmentally friendly and can be done in a continuous manner.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: November 8, 2022
    Assignee: National Technology & Engineering Solutions of Sandia, LLC
    Inventors: Nicholas Myllenbeck, Ryan Wesley Davis, Eric Monroe, Joseph Carlson
  • Patent number: 11485915
    Abstract: Ionic liquid containing compositions may be used in the production, recovery and refining of oil and gas. In addition, they may be used to treat cooling water and/or to inhibit and/or prevent corrosion of metals.
    Type: Grant
    Filed: December 8, 2021
    Date of Patent: November 1, 2022
    Assignee: Baker Hughes Holdings LLC
    Inventors: Jerry Weers, Mary Jane Felipe
  • Patent number: 11479735
    Abstract: A lubricating and cooling fluid for an electric motor system including a lubricating base oil, at least one sulfurized component, a dispersant system comprising at least two dispersants, and a friction modifier system comprising at least two friction modifiers. The lubricating and cooling fluid provides good wear and friction performance as well as good copper corrosion and electrical conductivity for use in electric motor system.
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: October 25, 2022
    Assignees: Afton Chemical GMBH, Mercedes-Benz Group AG
    Inventors: Ramnath Iyer, Christian Windel, Jörg Meyer-Berge
  • Patent number: 11473027
    Abstract: A mixture for a natural fuel package is provided, having essentially a mass of combustible wood particles and particles of organs of a plant in the Cinnamomum genus as constituents which are bonded by compression, whereby upon ignition the said particles undergo decomposition to liberate the moisture, releasing an aromatic cinnamon fragrance and flavor which can be inhaled by persons present at the time of burning and tasted or consumed through the food cooked on such fuel resulting in medicinal and therapeutic effects.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: October 18, 2022
    Inventor: Bethmage Malinda Thivanka Perera
  • Patent number: 11471548
    Abstract: A composition for an air freshener system including a 100% natural mixture of essential oil and one or more diluents that is adapted to have a longevity of between fifteen to forty days and include a flash point for the blend that is high enough that the blend remains effective for the desired period of time and slows the consumption of the essential oil and provides a consistent weight loss over the course of the air freshener system's consumption of the oil mixture.
    Type: Grant
    Filed: February 19, 2021
    Date of Patent: October 18, 2022
    Assignee: Aeron Lifestyle Technology, Inc.
    Inventors: Joseph Pieper, Monica Herr Hadley