Patents Examined by Angela M DiTrani Leff
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Patent number: 11732560Abstract: Methods of enhancing water injectivity into a subterranean wellbore may include injecting a first composition comprising nitrate anions having a nitrate concentration into a target zone of the subterranean wellbore; injecting a second composition comprising nitrate anions into the target zone of the subterranean wellbore, where the second composition has a nitrate concentration of from about 20% to about 70% the nitrate concentration of the first composition; optionally injecting a third composition comprising nitrate anions into the target zone of the subterranean wellbore, where the third composition has a nitrate concentration of from about 20% to about 70% the nitrate concentration of the second composition; and injecting water, where the water injection pressure is reduced by about 5% to 25% compared to the water injection pressure in an untreated subterranean wellbore, where the nitrate anions are reduced by bacteria present in the subterranean wellbore.Type: GrantFiled: March 14, 2022Date of Patent: August 22, 2023Assignee: SAUDI ARABIAN OIL COMPANYInventors: Abdulmohsen A. Al-Humam, Ayman R. Al-Nakhli
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Patent number: 11718779Abstract: A method for the use of a monocarboxylic acid composition additive to inhibit formation of naphthenic deposits from crude oil is described. The invention provides for the inhibition of naphthenic using environmentally acceptable compositions, reducing waste water contamination. In use of the monocarboxylic acid compositions, the requirements for further additives, such as emulsion breakers, may also be reduced or eliminated.Type: GrantFiled: May 25, 2018Date of Patent: August 8, 2023Assignee: ChampionX USA Inc.Inventors: Carl Engelbert Reiners, Emma Catherine Harvey, Gerrit Beert van Dijk
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Patent number: 11713412Abstract: A wellbore fluid including a first surfactant, a second surfactant, an activator and an aqueous base fluid is provided. The first surfactant has a structure represented by Formula (I): where Y1, Y2, Y3, Y4 are each, independently, a sulfonate, a carboxylate, an ester or a hydroxyl group, m is an integer ranging from 2 to 3, and n, o, and k are each, independently, integers ranging from 2 to 10. The second surfactant has a structure represented by Formula (III): where R2 is a C15—C27 hydrocarbon group or a C15—C29 substituted hydrocarbon group, R3 is C1—C10 hydrocarbon group, and p and q are each, independently, an integer ranging from 1 to 4. A method of using the wellbore fluid for treating a hydrocarbon-containing formation is also provided.Type: GrantFiled: November 12, 2021Date of Patent: August 1, 2023Assignees: SAUDI ARABIAN OIL COMPANY, KING FAHD UNIVERSITY OF PETROLEUM & MINERALSInventors: Rajendra Arunkumar Kalgaonkar, Eyad Alali, Mohammed Abudullah Bataweel, Nisar Ullah, Muhammad Mansha
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Patent number: 11708519Abstract: An additive composition for improving one or more cold temperature properties in oil-based fluids is provided. One additive composition may include a first additive component selected from at least one alcohol ethoxylate, at least one amine ethoxylate, at least one ethylene oxide/propylene oxide copolymer, or a combination thereof, wherein the first additive component has an HLB ranging from about 4 to about 10. The additive composition may also include a second additive component selected from at least one alcohol, propylene glycol, at least one alcohol ethoxylate, or a combination thereof, wherein the second additive component has a total number of carbons from about 2 to about 30 carbons and a degree of ethoxylation is from zero to about 10.Type: GrantFiled: August 30, 2019Date of Patent: July 25, 2023Assignee: SCHLUMBERGER TECHNOLOGY CORPORATIONInventors: Dimitri Khramov, Lynn Foster, Daria Khvostichenko
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Patent number: 11702586Abstract: Multiple charged cationic compounds, which are derived from polyamines through an aza-Michael addition with an ?, ?-unsaturated carbonyl compound, in a clay treatment composition to reduces clay swelling, clay migration, and sludge formation in a subterranean formation in oil and gas operations are provided. The disclosed methods or compositions are found to be more effective than those methods or compositions commonly used for reducing clay swelling, clay migration, and sludge formation.Type: GrantFiled: June 30, 2021Date of Patent: July 18, 2023Assignee: ChampionX USA Inc.Inventors: Ashish Dhawan, Kellen Harkness, Carter M. Silvernail, Keith A. Monk
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Patent number: 11692122Abstract: Methods of cementing include providing a geopolymer cement composition that includes a monophase amorphous hydraulic binder material (MAHBM), a metal silicate, an alkaline activator, and a carrier fluid, introducing the geopolymer cement composition into a subterranean formation, and allowing the geopolymer cement composition to set in the subterranean formation. The MAHBM includes silica or alumina core particulates coated with an amorphous calcium silicate hydrate.Type: GrantFiled: October 21, 2022Date of Patent: July 4, 2023Assignee: Halliburton Energy Services, Inc.Inventors: Thomas Jason Pisklak, Sam Jason Lewis, Paul Joseph Jones, Stephanie Ruiz, William Cecil Pearl, Jr.
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Patent number: 11685853Abstract: A method of cementing may include preparing a cement composition comprising: cementitious components comprising: a cement; a supplementary cementitious material; and nanoparticulate boehmite; and water; and introducing the cement composition into a subterranean formation.Type: GrantFiled: January 28, 2020Date of Patent: June 27, 2023Assignee: Halliburton Energy Services, Inc.Inventors: Thomas Jason Pisklak, Stephanie Ruiz, Claudia Carmen Pineda, Aleksey V. Kolasnikov, John Paul Bir Singh
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Patent number: 11649391Abstract: Provided are compositions and methods that use a true crystallization temperature reduction additive in the aqueous internal phase. An example method may comprise providing an oil-based treatment fluid in the form of an invert emulsion comprising an aqueous internal phase and an oil external phase. The aqueous internal phase may include a bromide brine and a true crystallization temperature reduction additive, wherein the bromide brine has a density of about 14.2 lbs/gal or greater. The method may further include placing the oil-based treatment fluid into a wellbore.Type: GrantFiled: December 27, 2018Date of Patent: May 16, 2023Assignee: Halliburton Energy Services, Inc.Inventors: Jay Paul Deville, Hui Zhou, Chesnee Lae Davis, Catherine Martin Santos
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Patent number: 11649395Abstract: Some reservoirs have tight oil formations, such as the Changqing reservoir. The surfactant polymer flooding and low tension gas flooding are two potential chemical flooding methods for use in tight oil formations. In these methods, an oil displacement agent, or surfactant, is added. Nonionic surfactants with extended chains (by propylene oxide and ethylene oxide) from dialkyl alcohols or dialkyl amines were tested. A synergistic blend of surfactants was developed between the nonionic surfactants and anionic surfactants that lowers interfacial tension and improves surfactant solubility in water and oil.Type: GrantFiled: June 17, 2020Date of Patent: May 16, 2023Assignees: CNPC USA CORPORATION, BEIJING HUAMEI, INC., CHINA NATIONAL PETROLEUM CORPORATIONInventors: Nancy Chun Zhou, Fuchen Liu
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Patent number: 11643590Abstract: A wellbore fluid including a first surfactant, a second surfactant, an activator and an aqueous base fluid is provided. The first surfactant has a structure represented by Formula (I): where m is an integer ranging from 2 to 3, and n, o, and k are each, independently, integers ranging from 2 to 10. The second surfactant has a structure represented by Formula (III): where R2 is a C15-C27 hydrocarbon group or a C15-C29 substituted hydrocarbon group, R3 is a C1-C10 hydrocarbon group, and p and q are each, independently, an integer ranging from 1 to 4. A method for treating a hydrocarbon-containing formation with the wellbore fluid is also provided.Type: GrantFiled: November 12, 2021Date of Patent: May 9, 2023Assignees: SAUDI ARABIAN OIL COMPANY, KING FAHD UNIVERSITY OF PETROLEUM & MINERALSInventors: Rajendra Arunkumar Kalgaonkar, Mohammed Abudullah Bataweel, Eyad Alali, Nisar Ullah, Muhammad Mansha
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Patent number: 11643593Abstract: Method of making and using a proppant from captured carbon in either a carbon mineralization process or in a carbon nanomaterial manufacturing process, followed by treatments to ensure the quality control of the proppants so that they are suitable for use in hydraulic and other reservoir fracturing methods.Type: GrantFiled: May 3, 2022Date of Patent: May 9, 2023Assignee: CONOCOPHILLIPS COMPANYInventors: Dallin P. Laycock, Charlotte Plombin, Samuel K. Huisman
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Patent number: 11639462Abstract: A method of servicing a wellbore may comprise providing a treatment fluid comprising a carrier fluid and hollow particles, wherein the hollow particles may comprise an outer wall that encapsulates a gas. The method may further comprise introducing the treatment fluid into a wellbore annulus and trapping at least a portion of the treatment fluid in the wellbore annulus. The carrier fluid may degrade the outer wall of the hollow particles in the wellbore annulus and release the encapsulated gas.Type: GrantFiled: November 30, 2020Date of Patent: May 2, 2023Assignee: Halliburton Energy Services, Inc.Inventors: James Neil Gillies, Thomas Jason Pisklak, Xueyu Pang, Richard F. Vargo, Jr.
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Patent number: 11639461Abstract: A wellbore fluid may include a non-oleaginous internal phase, an oleaginous external phase, and an emulsifier having a molecular weight of at least 700 daltons, whereby the emulsifier may include at least one tertiary amine. A method of completing a wellbore operation may include injecting a wellbore fluid downhole, the wellbore fluid including a non-oleaginous internal phase, an oleaginous external phase, and an emulsifier having a molecular weight of at least 700 daltons. The emulsifier may include at least one tertiary amine. The method may further include injecting a wash fluid comprising a protonating agent downhole.Type: GrantFiled: February 19, 2016Date of Patent: May 2, 2023Assignee: SCHLUMBERGER TECHNOLOGY CORPORATIONInventors: Pawilai Chinwangso, Hui Zhang, Changping Sui, Paulo Pauferro, Jr.
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Patent number: 11639463Abstract: Aqueous well treatment fluids especially suited for use in far field diversion in low viscosity carrier fluids comprise water, a friction reducer, and a diverter. The diverter comprises dissolvable particulates and proppants. The dissolvable particulates have a specific gravity of from about 0.9 to about 1.6 and a particle size of about 50 mesh or less. The proppants have a specific gravity of from about 0.9 to about 1.4 and a particle size of from about 20 to about 100 mesh. The dissolvable particulates have a higher specific gravity and a smaller particle size than the proppant.Type: GrantFiled: July 8, 2022Date of Patent: May 2, 2023Assignee: BJ Energy Solutions, LLCInventors: Leonid Vigderman, Lingjuan Shen, Diankui Fu
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Patent number: 11634622Abstract: A method of treating a fluid, which method includes the steps of: (a) contacting a fluid containing at least one sulfide with a sulfide-reducing amount of a composition comprising an lignocellulosic liquor comprising one or more lignin-derived compounds and one or more hemicellulose sugar monomers and/or oligomers and (b) allowing the lignocellulosic liquor to react with at least a portion of the sulfide in the fluid.Type: GrantFiled: March 8, 2018Date of Patent: April 25, 2023Assignee: RHODIA POLIAMIDA E ESPECIALIDADES S.A.Inventors: Eder Rissi Torres, Edson Leme Rodrigues, Victor Ferrão
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Patent number: 11618842Abstract: A method includes introducing an epoxy resin system to a wellbore defect in a wellbore. The epoxy resin system comprises a polyhedral oligomeric silsesquioxane (POSS) epoxy resin with at least one reactive group and a curing agent. The method includes maintaining the epoxy resin system in the wellbore such that a cured epoxy resin system product forms in the wellbore defect.Type: GrantFiled: September 8, 2020Date of Patent: April 4, 2023Assignee: SAUDI ARABIAN OIL COMPANYInventors: Vikrant Wagle, Jothibasu Ramasamy, Abdullah S. Al-Yami, Khawlah A. Alanqari
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Patent number: 11608461Abstract: A method of servicing a wellbore in a subterranean formation comprising: placing components of a wellbore servicing fluid in the wellbore and/or subterranean formation, wherein the components comprise a hydrophobically modified relative permeability modifier, a metal carbonate surface modifier, and a (e.g., aqueous) base fluid; and allowing the wellbore servicing fluid to modify the permeability of at least a portion of the wellbore and/or subterranean formation.Type: GrantFiled: September 29, 2020Date of Patent: March 21, 2023Assignee: Halliburton Energy Services, Inc.Inventors: Larry Steven Eoff, Aaron Michael Beuterbaugh
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Patent number: 11608462Abstract: A drilling fluid comprises one or more deep eutectic solvents in an amount greater than or equal to 70 wt. % based on the total weight of the drilling fluid. Each deep eutectic solvent comprises at least one hydrogen bond acceptor compound and at least one hydrogen bond donor compound. A molar ratio of the total moles of the hydrogen bond donor compounds to the total moles of the hydrogen bond acceptor compounds in each deep eutectic solvent is from 0.1 to 1.0. The drilling fluid has a density greater than or equal to 200 kg/m3. The drilling fluid has a viscosity greater than or equal to 0.5 Pa·s when measured at 25° C. Methods for drilling wells in subterranean formations using the drilling fluid are also disclosed.Type: GrantFiled: August 12, 2020Date of Patent: March 21, 2023Assignee: Saudi Arabian Oil CompanyInventors: Hasmukh A. Patel, Carl J. Thaemlitz
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Patent number: 11597863Abstract: A method of cementing a wellbore comprises combining a liquid additive with a cement slurry, the liquid additive comprising a metal gluconate, an alkali metal or an alkaline earth metal salt, an alkanolamine, a dispersant, and water to form a cementing composition; injecting the cementing composition into the wellbore; and allowing the cementing composition to set.Type: GrantFiled: March 12, 2020Date of Patent: March 7, 2023Assignee: BAKER HUGHES OILFIELD OPERATIONS LLCInventor: Thomas S. Sodhi
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Patent number: 11597865Abstract: Dual cation hydrate inhibitor compositions and methods of using such compositions to, for example, inhibit the formation of gas hydrate agglomerates are provided. In some embodiments, such methods include introducing a hydrate inhibitor composition into a fluid, wherein the hydrate inhibitor composition includes at least one compound having the structural formula: wherein each of R1, R2, and R3 is independently a C1 to C6 hydrocarbon chain, wherein R4 is selected from the group consisting of hydrogen and any C1 to C50 hydrocarbon chain, wherein each of R5 and R6 is independently selected from the group consisting of hydrogen and a C1 to C50 hydrocarbon chain, wherein X? and Y? are counter anions, and wherein each of a and b is independently an integer from 1 to 10.Type: GrantFiled: April 15, 2022Date of Patent: March 7, 2023Assignee: Halliburton Energy Services, Inc.Inventors: Loan Vo, Deepak S. Monteiro, Qiang Lan, Philippe Prince