Patents Examined by Ellen M. McAvoy
  • Patent number: 11072754
    Abstract: A method for production of at least one tannic product and a bark product having enhanced fuel value is disclosed. The method comprises disintegrating bark; compressing the disintegrated bark to recover a first liquid extract comprising tannic substances; impregnating the compressed bark with a first aqueous impregnation composition at a pH below 7, and at temperature within the range of 45-80° C.; dewatering the impregnated bark to recover a second liquid extract comprising tannic substances and a dewatered bark product; recirculating at least a part of the second liquid extract to the impregnation step, wherein the first aqueous impregnation composition comprises a mixture of said recirculated part of the second liquid extract and optionally fresh water; optionally combining said first liquid extract with the non-recirculated part of said second liquid extract; and adding sulphite salt to said first liquid extract and to said non-recirculated part of said second liquid extract.
    Type: Grant
    Filed: September 11, 2018
    Date of Patent: July 27, 2021
    Inventors: Fredrik Solhage, Narcis Mesic
  • Patent number: 11072677
    Abstract: Selected comb polymers include specified amounts of macromonomer and imide functionalization. Further, a method is useful for the preparation of such comb polymers. Lubricant compositions including such comb polymers are useful for reducing wear and fuel consumption of lubricant compositions, especially of engine oil (EO) compositions.
    Type: Grant
    Filed: July 12, 2018
    Date of Patent: July 27, 2021
    Assignee: Evonik Operations GmbH
    Inventors: Katrin Schöller, Jennifer Holtzinger, Fabian Ziegler, Klaus Schimossek, Frank Lauterwasser
  • Patent number: 11072755
    Abstract: Methods are provided for simple and efficient carbonization of cellulosic and/or lignin-containing materials to generate a char suitable for use as a pellet fuel. Cellulosic and/or lignin-containing waste materials can be suspended in water with a catalyst and, optionally, a carbonate and heated to generate a char. This char can be dried and formed into carbonized pellets suitable for use as fuel.
    Type: Grant
    Filed: October 20, 2020
    Date of Patent: July 27, 2021
    Assignee: AEONIAN LTD.
    Inventors: Louise M. Falevsky, Elam Anders Magnus Lind, Kawnish Kirtania
  • Patent number: 11066616
    Abstract: A system and process for producing biofuel from spent coffee grounds (SCGs) comprises the steps of performing a first operation comprising the steps of obtaining spent SCGs from a source, washing the SCGs, mixing the washed SCGs with an inorganic acid and heating and stirring the washed SCGs to form a SCG slurry without separating coffee oil, drying the SCG slurry, mixing the dried slurry with a solvent and heating the dried slurry and solvent mixture to create a reaction to produce biofuel and residual grounds, and separating the biofuel from the solvent and the residual grounds. The process further includes the step of using an activation agent and heating the residual grounds and the activation agent to create activated residual grounds. Biochar is also produced without activation and heating de-oiled SCGs at lower temperatures without oxygen.
    Type: Grant
    Filed: June 10, 2020
    Date of Patent: July 20, 2021
    Inventors: Mingming Lu, Yang Liu
  • Patent number: 11066615
    Abstract: The invention relates to specific copolymers obtainable by co-polymerizing at least the following monomers: at least one bicyclic (meth)acrylate ester at least one lower-alkyl (meth)acrylate optionally, and preferably, at least one aromatic vinyl monomer; and optionally other ethylenically unsaturated monomers, whereby the copolymer has a weight averaged molecular weight of from 100,000 to 10,000,000 D, determined using GPC-MALS techniques for a solution in THF at 40° C., as well as to the way to synthesize such copolymers and the use of such polymers to modify the rheology of a liquid in which they are soluble.
    Type: Grant
    Filed: May 19, 2016
    Date of Patent: July 20, 2021
    Assignee: NOURYON CHEMICALS INTERNATIONAL B.V.
    Inventors: John Socrates Thomaides, John M. Morales, Qiwei He, Philip Nigel Threlfall-Holmes, Damien Christian Vadillo, Michael Timothy Philbin
  • Patent number: 11059924
    Abstract: A polymer having the structure (I): L is a linking group, R is a hydrocarbon group or a substituted-hydrocarbon group, and x is 2 or more, preferably from 2 to 100, more preferably from 2 to 50. Each {Q} is (a) an identical polymer block composed of 3 or more monomer units, or (b) contains a plurality of polymer blocks, each polymer block being composed of 3 or more monomer units, such that the moiety {Q}-L-{Q} has the structure {Pn . . . P2P1}-L-{P1P2 . . . Pn} where each Pn is an individual polymer block, the number of polymer blocks n in each {Q} being the same; wherein for each value of n the polymer blocks are identical; and wherein n is an integer of 2 or more, preferably from 2 to 100, more preferably from 2 to 50.
    Type: Grant
    Filed: September 19, 2019
    Date of Patent: July 13, 2021
    Inventors: Beatrice Nicole Cattoz, Anthony James Strong, Daniel Phillips, Andrew Schwarz, Remzi Becer, Valentin Beyer
  • Patent number: 11053449
    Abstract: Thioether-substituted phenols that are the reaction product of a thioether-substituted alcohol or thioether-substituted amine and a phenol with at least one pendant acyl group and have a ratio of sulfur groups to phenol groups of at least 1:1 and uses for thioether-substituted phenols. Methods of lubricating an internal combustion engine by contacting the internal combustion engine with a lubricating composition comprising a thioether-substituted phenol. Methods of reducing deposit formation and/or corrosion in an engine using a lubricating composition comprising a thioether-substituted phenol.
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: July 6, 2021
    Assignee: The Lubrizol Corporation
    Inventors: Yanshi Zhang, Jason J. Hanthorn
  • Patent number: 11045773
    Abstract: Disclosed is a porous medium, e.g., a bead, fiber, or membrane, comprising a porous support and a crosslinked polymer coating, wherein the polymer of the crosslinked polymer coating comprises at least one of polymerized monomer (A), at least one of polymerized monomer (B), at least one of polymerized monomer (C), wherein monomers (A)-(C) are as defined herein. Also disclosed are methods of preparing the porous medium and of treating a fluid containing a desired protein and one or more negatively charged species or of removing metals from organic solvents used in the microelectronics industry.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: June 29, 2021
    Assignee: Pall Corporation
    Inventors: Frank Onyemauwa, Hassan Ait-Haddou
  • Patent number: 11034911
    Abstract: Disclosed herein is an oil additive and combination oil product comprising an effective amount of the oil additive. The oil additive comprises a bismuth-containing premix, the bismuth-containing premix comprising bismuth trioxide and a carrier, and a boron-containing premix, the boron-containing premix comprising boric acid, a carrier, and an anionic surfactant.
    Type: Grant
    Filed: July 12, 2019
    Date of Patent: June 15, 2021
    Assignee: Ever Gard, LLC
    Inventor: Ryan Ranney
  • Patent number: 11034905
    Abstract: A fertilizer/soil conditioner or a fuel source material is formed by processing animal waste by-products through the use of a rotary biomass dryer system. The animal waste by-product includes without limitation manure obtained from cattle or swine; feed lot bedding, poultry litter, a digestate of animal waste by-products obtained from an anaerobic digester, municipal waste, waste meat renderings, waste meat, or a mixture thereof. The processed material may comprise a higher amount of ash and a lower amount of volatile material than the animal waste by-product. The processed material may be stored as a powder or processed into pellets, logs, pucks, briquettes or another convenient shape form.
    Type: Grant
    Filed: September 12, 2016
    Date of Patent: June 15, 2021
    Assignee: ECAP BIOENERGY, LLC
    Inventors: Robert Heimann, Allison Talley
  • Patent number: 11028335
    Abstract: Provided is a grease composition which is excellent in fire extinguishing performance without water and can suppress fuming, malodor, and liquefaction on burning and a method for producing the grease composition. A grease composition contains a base oil (A), a thickener (B), and a fire retardant (C), wherein the base oil (A) contains a base oil (A1) having a 40° C. kinematic viscosity of 300 mm2/s or more, a sulfur content of 20 ppm by mass or less, and an initial boiling point of 400° C. or higher, the fire retardant (C) is at least one of aluminum hydroxide (C1) and 1,3,5-triazine-1,3,5 (2H, 4H, 6H)-tris(ethanol) (C2), and a content of the fire retardant (C) is 1.0 to 12.0 mass % based on a total amount of the grease composition.
    Type: Grant
    Filed: January 17, 2018
    Date of Patent: June 8, 2021
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Akihiro Shishikura, Tomonobu Takada, Hiroki Sekiguchi, Asami Koga, Go Watanabe, Harutomo Ikeda
  • Patent number: 11020712
    Abstract: The present invention relates to a polyelectrolyte multilayer (PEM) membrane comprised of at least one bilayer, wherein the bilayer is comprised of a layer of a polymeric polycation and a layer of a polymeric polyanion. Furthermore, present invention relates to methods for the production of these PEM membranes by layer-by-layer deposition and the use of these PEM membranes for the decontamination of liquids, preferably water.
    Type: Grant
    Filed: May 5, 2017
    Date of Patent: June 1, 2021
    Assignee: NX Filtration Holding B.V.
    Inventors: Joris De Grooth, Maria Gerridina Elshof, Hendrik Dirk Willem Roesink
  • Patent number: 11021383
    Abstract: Disclosed herein are the methods of using di-cationic or di-anionic compounds, which are derived from primary amine through an aza-Michael addition with an activated olefin, in a corrosion control composition to mitigate corrosion of a surface in a water system. The disclosed methods or compositions are found to be more effective than those methods or compositions including commonly used single quaternary compounds for mitigating corrosion for a metal surface in water systems.
    Type: Grant
    Filed: August 29, 2018
    Date of Patent: June 1, 2021
    Assignee: Ecolab USA Inc.
    Inventors: Ashish Dhawan, Jeremy Moloney, Carter M. Silvernail, Boyd A. Laurent
  • Patent number: 11021670
    Abstract: Provided is a mixed grease containing a grease (A) prepared from a base oil (a1) and a thickening agent (a2) that is a lithium soap consisting of a lithium salt of a monovalent fatty acid, and a grease (B) prepared from a base oil (b1) and a thickening agent (b2) that is a lithium complex soap consisting of a lithium salt of a monovalent fatty acid and a lithium salt of a divalent fatty acid. The mixed grease has good wear resistance and load bearing properties and has excellent grease leakage preventing properties.
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: June 1, 2021
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventor: Akihiro Shishikura
  • Patent number: 11015137
    Abstract: A quaternary ammonium salt of formula (I): wherein X is a linking group; Y is O, NH or NR1 wherein R1 is H or an optionally substituted hydrocarbyl group; Q+ is a moiety that includes a quaternary ammonium cation; A? is an anion; R2 is an optionally substituted alkylene group; R3 is hydrogen or an optionally substituted hydrocarbyl group; and n is 0 or a positive integer; provided that n is not 0 when R3 is hydrogen.
    Type: Grant
    Filed: March 28, 2018
    Date of Patent: May 25, 2021
    Assignee: Innospec Limited
    Inventors: Alan Norman Ross, Martin Roberts
  • Patent number: 11008526
    Abstract: Described herein are fuel performance additives, fuels including such additive, methods of improving the demulsiliblity of fuels using fuel performance additives, and the use of a fuel performance additive to improve the demulsiliblity of fuel where such fuels are gasoline or diesel and further include a quaternary ammonium salt obtained from at least the reaction of a nitrogen containing compound having at least a tertiary amino group and a quaternizing agent.
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: May 18, 2021
    Assignees: Croda Inc., AFTON CHEMICAL CORPORATION
    Inventors: Daniel Taylor, Makaye Tabibi
  • Patent number: 11008525
    Abstract: A method of manufacturing an octane-boosting fuel additive, the method comprises reacting n-butyraldehyde, iso-butyraldehyde, or a combination comprising at least one of the foregoing with glycerol in the presence of an acidic catalyst to obtain an octane-boosting product mixture comprising 2-propyl-5-hydroxy-1,3-dioxane, 2-isopropyl-5-hydroxy-1,3-dioxane, 2-propyl-5-hydroxymethyl-1,3-dioxolane, 2-isopropyl-5-hydroxymethyl-1,3-dioxolane, or a combination comprising at least one of the foregoing.
    Type: Grant
    Filed: March 19, 2018
    Date of Patent: May 18, 2021
    Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventors: Vijay Dinkar Bodas, Sultan Eid Al-Otaibi, Guillermo Leal, Mohammed Bismillah Ansari, Naif Mohammed Al Naddah Al-Otaibi
  • Patent number: 11001780
    Abstract: Disclosed is a cutting oil composition, which is vastly superior in view of layer separation, dispersibility, viscosity, ingot-cleaning time after sawing, and wafer warpage after sawing, compared to conventional cutting oil compositions, and which includes mineral oil that is highly hydrogenated, as represented by Chemical Formulas 1 to 3, bentonite clay as a thickener, and glycerol trioleate as a dispersant. A cutting method using the cutting oil composition is also provided.
    Type: Grant
    Filed: May 31, 2018
    Date of Patent: May 11, 2021
    Assignee: YOUNG CHANG CHEMICAL CO., LTD
    Inventors: Seung Hun Lee, Seung Hyun Lee, Seong Hwan Kim, Gyeong Guk Ham
  • Patent number: 11001775
    Abstract: A fuel composition for powering a combustion engine the composition comprising: a liquid base fuel; and a copolymer obtainable by copolymerizing at least the following monomers: —at least one bicyclic (meth)acrylate ester; —at least one fatty-alkyl (meth)acrylate; —optionally, and preferably, at least one aromatic vinyl monomer; and —optionally other ethylenically unsaturated monomers.
    Type: Grant
    Filed: May 19, 2016
    Date of Patent: May 11, 2021
    Assignee: Shell Oil Company
    Inventors: Mark Lawrence Brewer, John Socrates Thomaides, John M. Morales, Qiwei He, Philip Nigel Threlfall-Holmes, Damien Christian Vadillo, Nicholas James Rounthwaite, Michael Timothy Philbin, Roger Francis Cracknell, Andrea Schuetze
  • Patent number: 10995289
    Abstract: Provided is a gasoline product containing a combustion improver, and a method for preparing the gasoline product. The combustion improver is added to gasoline to reduce an octane number and thus an ignition point of the gasoline, so that the gasoline product can be used in a compression ignition internal combustion engine. The combustion improver-containing gasoline product is a low-octane number gasoline, and is capable of being ignited through compression by an internal combustion engine having a compression ratio in the range from 12 to 22.
    Type: Grant
    Filed: November 5, 2015
    Date of Patent: May 4, 2021
    Assignee: ZHOU (BEIJING) AUTOMOTIVE TECHNOLOGY CO., LTD.
    Inventor: Xiangjin Zhou