Patents Examined by Prem C. Singh
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Patent number: 11911750Abstract: A slurry-phase catalyst composition may include a disulfide oil and a first metal complex. The first metal complex may include at least one transition metal selected from the group consisting of molybdenum, cobalt, nickel, tungsten, iron, and combinations of these. The first metal complex may also include a plurality of ligands bonded to the at least one transition metal. The plurality of ligands may include at least one first ligand selected from the group consisting of dim ethyl sulfide, dimethyldisulfide, diethyl sulfide, diethyldisulfide, methyl ethyl sulfide, methylethyldisulfide, and combinations thereof, and the transition metal may be bonded to a sulfur atom of the at least one first ligand.Type: GrantFiled: December 7, 2022Date of Patent: February 27, 2024Assignee: Saudi Arabian Oil CompanyInventors: Omer Refa Koseoglu, Ashok K.. Punetha, Hendrik Muller
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Patent number: 11905467Abstract: System and method for producing olefins are disclosed. The method includes using a radial flow moving bed reactor system to catalytically crack paraffins, in multiple stages with continuous catalyst regeneration, to form olefins. The system includes inter-stage heaters to facilitate increase in yield of olefins.Type: GrantFiled: July 2, 2019Date of Patent: February 20, 2024Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Abdulaziz A. Alarifi, Khalid A. Al-Majnouni, Ahmed Al-Zenaidi, Nandini Pechimuthu
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Patent number: 11898103Abstract: Systems and processes for removing sulfur compounds from a hydrocarbon stream. Sulfur compounds are extracted from a hydrocarbon feed stream with a caustic stream to provide a treated hydrocarbon stream and a rich caustic stream. The sulfur compounds in the rich caustic stream are oxidized in the presence of a catalyst to provide a lean caustic stream. The lean caustic stream is returned to extract sulfur from the hydrocarbon stream. Data such as a concentration of sulfurs species and degree of caustic saturation with the sulfur species in the rich caustic stream may be provided by a sensor, compared against other real-time or historical data and used to provide a recommended adjustment to process conditions associated with an extraction unit, or an oxidation unit, or both.Type: GrantFiled: August 17, 2022Date of Patent: February 13, 2024Assignee: UOP LLCInventors: Jessy E. Trucko, Yili Shi, Keith Lehuta
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Patent number: 11898101Abstract: A process and apparatus for the continuous conversion of isotropic carbonaceous materials into anisotropic mesophase pitch is disclosed. The invention disclosed herein addresses the need for lower production costs compared with traditional batch mesophase conversion of isotropic pitch. A unique thermal processing and in-process separation of reacted mesophase from the continuous matrix of fresh or partially reacted isotropic pitch is provided. Potential uses are for further continuous processing into carbon fibers or carbon form densification.Type: GrantFiled: August 26, 2021Date of Patent: February 13, 2024Assignee: Koppers Delaware, Inc.Inventor: James T. Dietz
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Patent number: 11891578Abstract: A process for catalytic cracking of hydrocarbon oils includes the step of contacting a hydrocarbon oil feedstock with a catalytic cracking catalyst in a reactor comprising a dilute-phase transport fluidized bed and a fast fluidized bed connected in series for reaction. In the fast fluidized bed, the axial solid fraction ? of the catalyst is controlled within the range of about 0.1 to about 0.2. When used for catalytic cracking of hydrocarbon oil feedstocks, particularly heavy feedstock oils, the process and system show lower yields of dry gas and coke, and good product distribution.Type: GrantFiled: July 15, 2019Date of Patent: February 6, 2024Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, RESEARCH INSTITUTE OF PETROLEUM PROCESSING, SINOPECInventors: Jianhong Gong, Zhigang Zhang, Xiaoli Wei
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Patent number: 11884776Abstract: The present invention relates to compounds according to formula (Ia) or formula (Ib); wherein each W is independently selected from the group consisting of H, F, Cl, Br, I and (CY2)mCY3; each Y is independently selected from the group consisting of F, Cl, Br and I; each Z is independently selected from the group consisting of H, OH, (CW2)pCW3, CY3, OCW3, O(CW2)pCW3, OCW((CY2)mCY3)CWCW2, (CW2)pOH, polyalkylene glycol and 15 polyolester; n is an integer from 2 to 49; m is an integer from 0 to 3; p is an integer from 0 to 9; the molecular weight average (Mw) is ?5500; and the polydispersity index is ?1.45; compositions comprising these compounds and methods for their production.Type: GrantFiled: January 9, 2023Date of Patent: January 30, 2024Assignee: MEXICHEM FLUOR S.A. DE C.V.Inventor: Andrew Sharratt
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Patent number: 11866671Abstract: The present invention is toward a base oil or lubricant additives, methods of using the same, lubricant compositions including the same, and methods of forming the lubricant compositions. A base oil or lubricant additive has Structure I or Structure II as described herein.Type: GrantFiled: November 23, 2022Date of Patent: January 9, 2024Assignee: Iowa State University Research Foundation, Inc.Inventors: George A. Kraus, Kyle Podolak, Derek Lee White, Sriram Sundararajan
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Patent number: 11866624Abstract: A non-solvent curable composition including a quantum dot and a polymerizable monomer having a carbon-carbon double bond at the terminal end and having a vapor pressure of about 1×10?5 mmHg to about 1×10?4 mmHg, a cured layer manufactured utilizing the non-solvent curable composition, a color filter including the cured layer, a display device including the color filter, and a method of manufacturing the cured layer are disclosed.Type: GrantFiled: January 14, 2020Date of Patent: January 9, 2024Assignee: Samsung SDI Co., Ltd.Inventors: Mi Jeong Choi, Yonghee Kang, Dongjun Kim, Misun Kim, Jonggi Kim, Minjee Park, Bumjin Lee, Jihyeon Yim
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Patent number: 11866654Abstract: A method for producing a diesel having improved cold flow properties, the method comprising the steps of introducing a crude oil to a distillation column, separating the crude oil in the distillation unit to produce a light gas oil, and a light vacuum gas oil, where the light gas oil has a T95% cut point in the range between 300 deg C. and 340 deg C., where the light vacuum gas oil has a T95% cut point in the range between 400 deg C. and 430 deg C., processing the light vacuum gas oil in the supercritical water unit to produce an upgraded vacuum gas oil, separating the upgraded vacuum gas oil in the fractionator to produce an upgraded light fraction, an upgraded light gas oil, and upgraded heavy fraction, introducing the upgraded light gas oil into a diesel pool, and blending the light gas oil into the diesel pool.Type: GrantFiled: April 8, 2021Date of Patent: January 9, 2024Assignee: Saudi Arabian Oil CompanyInventors: Ki-Hyouk Choi, Vinod Ramaseshan, Mohnnad H. Alabsi
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Patent number: 11866666Abstract: According to embodiments disclosed herein, a method of reducing corrosion during petroleum transportation, petroleum storage, or both, may comprise inputting a corrosion inhibitor formulation into a petroleum pipeline, a petroleum storage tank, or both, wherein the corrosion inhibitor formulation consists essentially of solvent and a pyridinium hydroxyl alkyl ether compound.Type: GrantFiled: January 20, 2023Date of Patent: January 9, 2024Assignee: Saudi Arabian Oil CompanyInventors: Muthukumar Nagu, Muhammad Imran Ul-Haq, Nayef M. Alanazi, Talal Y. Zahrani
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Patent number: 11859138Abstract: Systems and methods are provided for performing hydrodeoxygenation of bio-derived feeds while maintaining the hydrodeoxygenation catalyst in a sulfided state. During hydrodeoxygenation, a hydrogen-containing stream is provided to the hydrodeoxygenation reactor as a hydrogen treat gas to provide hydrogen for the reaction. In some aspects, the hydrogen treat gas used for hydrodeoxygenation can be formed at least in part from hydrogen that has been used as a stripping gas for removing H2S from a rich amine stream. In other aspects, H2S can be stripped using water vapor, and a resulting overhead HS stream can be compressed prior to incorporation of the H2S into a hydrogen-containing stream. The resulting hydrogen-containing stream can include sufficient H2S to substantially maintain the catalyst in the hydrodeoxygenation stage in a sulfided state.Type: GrantFiled: December 9, 2022Date of Patent: January 2, 2024Assignee: ExxonMobil Technology and Engineering CompanyInventors: Kirtan K. Trivedi, Michael H. Ring
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Patent number: 11851627Abstract: To provide a grease composition for a tapered roller bearing having superior bearing lifetime under a condition of high temperature and a condition of high load, and a tapered roller bearing in which the grease composition for the tapered roller bearing is filled. A tapered roller bearing 11 includes an inner ring 12 having a raceway surface 12a, an outer ring 13 having a raceway surface 13a and a plurality of tapered rollers 14, and a flange part of the inner ring 12 gets into sliding contact with the tapered rollers 14. Grease 16 is filled around the tapered rollers 14. The grease 16 includes a base oil, a thickener and an additive. A frequency in which a storage modulus, which varies depending on frequency, of the grease 16 becomes minimum is equal to 7 Hz or more.Type: GrantFiled: April 20, 2020Date of Patent: December 26, 2023Assignee: NTN CORPORATIONInventors: Ryouta Kondou, Takayuki Kawamura
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Patent number: 11840672Abstract: The present invention relates to a process and system for complete conversion of crude oils by integrating Desalter unit, Atmospheric and vacuum column, high severity FCC process, Naphtha cracking process, residue slurry hydrocracking process, Delayed coking process, Selective mild hydrocracking aromatic production unit, Dehydrogenation units, Aromatic/olefin recovery section, gasifier unit along with syngas to olefins conversion section.Type: GrantFiled: January 11, 2023Date of Patent: December 12, 2023Assignee: INDIAN OIL CORPORATION LIMITEDInventors: Ponoly Ramachandran Pradeep, Shahil Siddiqui, Vineeth Venu Nath, Darshankumar Manubhai Dave, Mainak Sarkar, Satyen Kumar Das, Madhusudan Sau, Sankara Sri Venkata Ramakumar
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Patent number: 11840675Abstract: Compositions for treating a substrate to provide increased lubricity to portions of the substrate surface that come into contact with the surface of a mating component are provided. The treated substrates provide improved lubricity, while maintaining adhesion between the surface of the substrate and an overlying polymer coating and imparting corrosion resistance to the substrate surface. The compositions include a silanol coupling agent in combination with lubricating particles, and an acid, which are dissolved or dispersed in a mixture of organic solvent and water.Type: GrantFiled: November 16, 2022Date of Patent: December 12, 2023Assignee: The Boeing CompanyInventors: Daniel W. Huff, James A. Moore, Justin J. Robertson, Gregory T. Strawder
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Patent number: 11827589Abstract: Methods of converting isobutylene to C5+ compounds. The methods may include contacting isobutylene with a skeletal isomerization catalyst to provide a mixture of C4 olefins, and then contacting the mixture of C4 olefins with a metathesis catalyst to convert the mixture of C4 olefins to a product mixture. The product mixture may include C5+ olefins.Type: GrantFiled: September 23, 2022Date of Patent: November 28, 2023Assignee: Lyondell Chemical Technology, L.P.Inventors: Linn Fang, Daniel F. White, Lei Zhang
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Patent number: 11807610Abstract: A process for removing heavy polycyclic aromatic contaminants from a hydrocarbon stream using a quinolinium ionic liquid is described. The process includes contacting the hydrocarbon stream comprising the contaminant with a hydrocarbon-immiscible quinolinium ionic liquid to produce a mixture comprising the hydrocarbon and a hydrocarbon-immiscible quinolinium ionic liquid comprising at least a portion of the removed contaminant; and separating the mixture to produce a hydrocarbon effluent having a reduced level of the contaminant and a hydrocarbon-immiscible quinolinium ionic liquid effluent comprising the hydrocarbon-immiscible quinolinium ionic liquid comprising at least the portion of the removed contaminant.Type: GrantFiled: February 8, 2022Date of Patent: November 7, 2023Assignee: CHEVRON U.S.A. INC.Inventors: Saleh Ali Elomari, Huping Luo, Timi Pravin Singa
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Patent number: 11807824Abstract: A fuel additive composition comprising an anthocyanidin; an amino acid; and a catalyst. The anthocyanidin may comprise delphinidin chloride. The amino acid may comprise aspartic acid, leucine acid, glutamic acid, a non-natural amino acid, or a combination thereof. Embodiments of the present invention also relate to a method for making of fuel additive, the method comprising: providing an anthocyanidin; contacting the anthocyanidin with an amino acid to form an anthocyanidin-amino acid mixture; contacting the anthocyanidin-amino acid mixture with a catalyst. The method may further comprise contacting the anthocyanidin-amino acid mixture with ethanol and/or an acid. The method may further comprise adjusting the pH of the anthocyanidin-amino acid mixture to less than 7.Type: GrantFiled: January 31, 2023Date of Patent: November 7, 2023Inventor: Clifton Ray Taylor
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Patent number: 11795412Abstract: A gear fluid composition for lubricating a driveline including a combination of short-chain polysulfide and long-chain polysulfide extreme pressure agents to minimize sulfur loss and to maintain high extreme pressure performance.Type: GrantFiled: March 3, 2023Date of Patent: October 24, 2023Assignee: AFTON CHEMICAL CORPORATIONInventors: David Edwards, Helen Ryan
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Patent number: 11781086Abstract: A lubricating oil composition comprises an amide and at least one additive. A lubricating grease composition comprises a liquid amide, a thickener comprising a metal soap, and at least one additive. The amide in each composition is the reaction product of a secondary, branched amine and a carboxylic acid. The carboxylic acid may be a monocarboxylic acid or a dicarboxylic acid, including dimer acid. The amide is hydrolytically stable, and may be used to increase the hydrolytic stability of the lubricant oil or grease composition. Alternatively, the amide may be used to increase the additive solubility or detergency of the lubricant oil or grease composition.Type: GrantFiled: August 27, 2021Date of Patent: October 10, 2023Assignee: EQUUS UK TOPCO LTDInventors: Claire Anne Ward, Alexei Nikolaevich Kurchan
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Patent number: 11781084Abstract: The present invention provides: an oil agent additive that is easily soluble in an oil agent and is outstandingly effective in reducing the friction coefficient; and an oil agent composition that contains the oil agent additive. This oil agent additive contains at least one compound represented by a Chemical Formula (1). (In the formula: R1 and R2 are each an aliphatic hydrocarbon group with a carbon number of 1-33; the total carbon number of R1 and R2 is 2-34; X is a single bond or an aliphatic hydrocarbon group with a carbon number of 1-5; and A is —O—CH2—CH(OH)—CH2OH or —O—CH(—CH2—OH)2.Type: GrantFiled: May 28, 2020Date of Patent: October 10, 2023Assignee: KAO CORPORATIONInventors: Shogo Kamenoue, Hiroshi Hori, Takashi Wakasa, Shunsuke Koriki