Patents Examined by Silvana C Runyan
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Patent number: 11970656Abstract: A device for forming one or more wellbore sealants in a wellbore can include a wellbore barrier and a cured polymer. The wellbore barrier can be positioned in the wellbore. The cured polymer can be positioned with respect to the wellbore barrier for swelling the device from a compressed configuration to a swelled configuration for forming one or more wellbore sealants in the wellbore.Type: GrantFiled: October 22, 2021Date of Patent: April 30, 2024Assignee: Halliburton Energy Services, Inc.Inventors: Paul J. Jones, William Cecil Pearl, Jr., Samuel J. Lewis
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Patent number: 11970661Abstract: A combined catalytic viscosity reducing system includes a catalyst slug, a heat generating system slug, a gas injection slug, and a water-soluble viscosity reducing system slug. The catalyst slug includes 10%-15% of azacarbene iron, 15%-30% of tert-butyl hydroperoxide, 2%-5% of phosphoric acid, 2%-5% of hydrogen donor, and 0.5%-1% of emulsifier agent, and the others are solvent. The heat generating system slug includes 10%-30% of NaNO2, 8%-25% of NH4Cl, and 3%-10% of acid initiator, and the others are water, totaling 100%. The water-soluble viscosity reducing system slug, according to mass percentage, includes 0.2%-0.5% of surfactant and 2%-10% of alkali, and the others are water. The combined catalytic viscosity reducing system can effectively reduce viscosity without injecting steam, and the viscosity reduction rate can reach 96.5%.Type: GrantFiled: June 2, 2022Date of Patent: April 30, 2024Assignee: YANGTZE UNIVERSITYInventors: Xuemin Yan, Peiyue Wu, Hao Li, Huan Yang, Zhaofei Ma, Zhongfu Cheng, Fei Deng
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Patent number: 11970941Abstract: A formation tester comprises a body having an outlet; a probe extendable from the body and having a sealing pad; and a flow line within the body, wherein the flow line has an entry end connectable to the probe and has an exit end connectable to the outlet in the body; and a reactive filter material in the flow line downstream of the entry end of the flow line, wherein the reactive filter material sorbs and entraps an analyte in a wellbore fluid.Type: GrantFiled: July 15, 2022Date of Patent: April 30, 2024Assignee: Halliburton Energy Services, Inc.Inventors: David L. Perkins, Christopher Michael Jones, Michael T. Pelletier
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Patent number: 11959020Abstract: This disclosure relates to acidizing retarder compositions and methods of reducing the rate of carbonate dissolution in carbonate acidizing treatments of carbonate formations using the acidizing retarder compositions. The methods may include dissolving one or more retarder compounds in a solution comprising a strong acid to form acidizing retarder compositions, and introducing the acidizing retarder compositions to carbonate formations. The acidizing retarder compositions may include one or more retarder compounds and a strong acid. At least one of the one or more retarder compounds may be a poloxamer. A concentration of the strong acid in the acidizing retarder composition may be 5 weight percent or greater.Type: GrantFiled: December 30, 2021Date of Patent: April 16, 2024Assignee: Saudi Arabian Oil CompanyInventors: Jin Huang, Wengang Li, Bader Ghazi Al-Harbi, Ayman M. Almohsin
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Patent number: 11946344Abstract: A method for subsurface sequestration of carbon includes injecting a treatment composition comprising a mineralization accelerant into a subterranean zone at least partially saturated with saline water. The mineralization accelerant is reactive with carbon dioxide to form bicarbonate. The method further includes injecting carbon in the form of carbon dioxide into the subterranean zone and sequestering at least a portion of the carbon in the subterranean zone by precipitation in the subterranean zone of a carbonate mineral formed from reaction of the bicarbonate with metal cations dissolved in the saline water. At least a portion of the bicarbonate is formed by reaction of the mineralization accelerant with the carbon dioxide.Type: GrantFiled: July 14, 2022Date of Patent: April 2, 2024Assignee: Saudi Arabian Oil CompanyInventors: Hasmukh A. Patel, Katherine Leigh Hull, Younane N. Abousleiman, Rajesh Goteti, David Jacobi
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Patent number: 11946359Abstract: Methods and systems for identifying a fluid flow path in a subterranean development includes delivering a first cement slurry having a first slurry marker into an annular space, forming a first cement column at an elevation of a first reservoir layer. A second cement slurry with a second slurry marker is delivered into the annular space, forming a second cement column at an elevation of a second reservoir layer. The well casing, second cement column, and second reservoir layer is perforated and an initial fluids is produced. An initial amount of the first and second slurry markers initial fluids is measured. A packer is positioned across an inner bore of the well casing. The well casing, first cement column, and first reservoir layer is perforated and a subsequent fluids is produced. A subsequent amount of the first and second slurry markers in the subsequent fluids is measured.Type: GrantFiled: August 8, 2022Date of Patent: April 2, 2024Assignee: Saudi Arabian Oil CompanyInventor: Opeyemi Adewuya
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Patent number: 11939522Abstract: A method is provided for enhanced oil recovery in a subterranean carbonate formation by injecting an aqueous composition having at least one water-soluble polymer containing acrylamidopropyltrimethylammonium chloride (APTAC). The water soluble polymer used in the method is an amphoteric polymer and contains at least one anionic monomer, wherein the number of acrylamidopropyltrimethylammonium chloride units in the water-soluble polymer is between 20 and 99.9 mol percent relative to total number of moles of monomer units of the water-soluble polymer. The method is advantageous because it improves the efficacy of enhanced oil recovery in subterranean carbonate formations using specific water-soluble polymers.Type: GrantFiled: May 21, 2021Date of Patent: March 26, 2024Assignee: S.P.C.M. SAInventor: Cédrick Favero
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Patent number: 11939524Abstract: Disclosed are compositions and methods for the pressure protection of existing wells during infill drilling operations.Type: GrantFiled: August 19, 2022Date of Patent: March 26, 2024Assignee: CHEVRON U.S.A. INC.Inventors: Samiha Said Elsayed Morsy, Nabijan Nizamidin, Taimur Malik, Mohsen S. Tagavifar
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Patent number: 11933155Abstract: A method of receiving a plurality of oilfield brine feedstocks from one or more producing wells producing hydrocarbons from a subterranean formation is provided. The method includes detecting, using one or more sensors, one or more properties of the plurality of oilfield brine feedstocks, selecting two or more oilfield brine feedstocks from the plurality based at least in part on the one or more properties of the plurality of oilfield brine feedstocks, blending the two or more oilfield brine feedstocks into a blended oilfield brine prior to desalinating and crystallizing a portion of the blended oilfield brine, desalinating and crystallizing the portion of the blended oilfield brine to produce desalinated water and a salt slurry suspension, selecting one or more candidate wells for reinjection of the salt slurry suspension into the one or more candidate wells, and reinjecting the salt slurry suspension into the one or more candidate wells.Type: GrantFiled: August 3, 2021Date of Patent: March 19, 2024Assignee: SCHLUMBERGER TECHNOLOGY CORPORATIONInventor: Dean Willberg
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Patent number: 11927062Abstract: Methods for manufacturing lost circulation material particulates that may be for use in treating a subterranean formation are provided. In some embodiments, the methods include providing at a well-site a feed vessel that contains a liquid material, the liquid material including a monomer and an initiator; providing an injection device disposed underneath the feed vessel for directing at least a portion of the liquid material from the feed vessel to a reaction chamber, wherein the reaction chamber includes a fluid; discharging at least a portion of the liquid material from the feed vessel to the reaction chamber through an orifice disposed on the injection device; and forming LCM particulates at least in part by allowing at least a portion of the liquid material to polymerize in the fluid in the reaction chamber.Type: GrantFiled: December 15, 2020Date of Patent: March 12, 2024Assignee: Halliburton Energy Services, Inc.Inventors: Dale E. Jamison, William Walter Shumway, Preston Andrew May
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Patent number: 11920446Abstract: A method includes providing an injection well extending from a surface into a formation and alternatingly pumping a foam injectant and a gel injectant into the injection well, wherein the foam injectant includes a liquid phase with a surfactant and water and a gas phase and the gel injectant includes a water-soluble polymer and a crosslinker. The foam injectant and the gel injectant are injected at separate times and sequentially.Type: GrantFiled: December 14, 2021Date of Patent: March 5, 2024Assignee: SAUDI ARABIAN OIL COMPANYInventors: Abdulaziz S. Al-Qasim, Marwah M. Alsinan, Jun Gao, Hyung Tae Kwak
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Patent number: 11913319Abstract: Acidizing a sandstone formation in Earth crust, including pumping ammonium salts (an ammonium salt not having fluoride and an ammonium salt having fluoride) and nitrite salt through a wellbore into a sandstone formation, pumping an acid through the wellbore into the sandstone formation, generating heat, nitrogen gas, and hydrofluoric acid from reaction of the ammonium salts with the nitrite salt and the acid in the sandstone formation, and acidizing the sandstone formation with the hydrofluoric acid.Type: GrantFiled: June 21, 2022Date of Patent: February 27, 2024Assignee: Saudi Arabian Oil CompanyInventors: Abdullah M. Al Alharith, Mohammed Ali Alyami
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Patent number: 11912937Abstract: A process for treating a subterranean earth formation includes the step of introducing an acidizing treatment fluid comprising a monovalent salt of monochloroacetic acid into the subterranean earth formation in the presence of at least one bromide or iodide salt or salt precursor, wherein the at least one bromide or iodide salt or salt precursor is introduced into the subterranean earth formation in an amount of from about 0.3 to about 10 wt %, based on the total weight of the acidizing treatment fluid. The acidizing treatment fluid itself includes the monovalent salt of monochloroacetic acid, the at least one bromide or iodide salt or salt precursor, and optionally an element to suppress precipitation of calcium glycolate and/or at least one acid.Type: GrantFiled: May 19, 2021Date of Patent: February 27, 2024Assignee: NOURYON CHEMICALS INTERNATIONAL B.V.Inventors: Willem Koelewijn, Maria Antonieta Leon Matheus, Cornelis Kooijman, Cornelis Elizabeth Johannus Van Lare
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Patent number: 11912936Abstract: An aqueous modified or synthetic acid composition comprising: an acid; a first component comprising: an amine and a carboxylic acid group; a second component comprising: an amine and a sulfonic acid group; wherein said first component and said acid are present in a molar ratio ranging from 1:3 to 1:15, more preferably from 1:3 to 1:12.5. Said acid composition is preferably used in acidizing or stimulating dolomite formations. Disclosed also are methods involving the use of said acid composition.Type: GrantFiled: December 18, 2020Date of Patent: February 27, 2024Inventors: Clay Purdy, Markus Weissenberger, Cora Gordos
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Patent number: 11912930Abstract: Surfactants for use in formulations and processes suitable for hydrocarbon recovery. These formulations, include formulations suitable for fracking, enhancing oil and or gas recovery, and the recovery and/or production of bio-based oils.Type: GrantFiled: March 9, 2021Date of Patent: February 27, 2024Assignee: AdvanSix Resins & Chemicals LLCInventor: Edward Asirvatham
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Patent number: 11905461Abstract: Disclosed are foam precursor compositions, foamed compositions, and methods of using these foamed compositions for the stimulation of unconventional reservoirs.Type: GrantFiled: July 7, 2020Date of Patent: February 20, 2024Assignee: CHEVRON U.S.A. INC.Inventors: Varadarajan Dwarakanath, Taimur Malik, Lin Zuo, Jimin Daniel Zhou, Nabijan Nizamidin, Gregory A. Winslow, Reza Banki, Mohamad Salman
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Patent number: 11905457Abstract: A modified drilling mud is provided which addresses a problem of H2S and other gaseous contaminants in the environment around a well drilling platform or other well drilling operation by remediating or eliminating the gaseous contaminants in the fluids being extracted from the well. The drilling mud is modified by addition of a liquid treatment composition including water and collectively 35-55 weight percent of one or more hydroxide compounds, wherein a ratio of the liquid treatment composition to the drilling mud in the modified drilling mud is in a range of 10 gallons of the liquid treatment composition per 42,000 gallons of drilling mud to 100 gallons of the liquid treatment composition per 42,000 gallons of drilling mud.Type: GrantFiled: September 1, 2022Date of Patent: February 20, 2024Assignee: GAPS Technology, LLCInventor: Cliffton Lee Roe
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Patent number: 11898089Abstract: A method for treating a well in a hydrocarbon-producing subterranean production zone. The method for treating well-producing hydrocarbons from a subterranean production zone includes dry mixing a granite waste powder (GWP) in a form of rock aggregates and a cement to form a mixture. Then the mixture is added to the cement composition containing water, pre-hydrated sodium bentonite, calcium chloride, a dispersant, and an alcohol-based defoamer to form a cement slurry. The cement slurry is prepared at a density of from 13.5 pounds per gallon (ppg) to 14.5 ppg and contains the GWP in a range of from 5 wt. % to 20 wt. % of the cement slurry. 10 wt. % to 15 wt. % perlite is added into the cement slurry to form a ternary blend which is cured and then the cured product is injected into the well to seal the well at the subterranean production zone.Type: GrantFiled: August 31, 2022Date of Patent: February 13, 2024Assignee: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALSInventors: Salaheldin Elkatatny, Stephen Adjei
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Patent number: 11891570Abstract: A process for treating a subterranean earth formation by includes the step of introducing a buffered acidizing treatment fluid comprising a monovalent salt of monochloroacetic acid and at least one acid into the subterranean earth formation, wherein the pH of the buffered acidizing treatment fluid is from about 1.2 to about 5. The buffered acidizing treatment fluid itself includes the monovalent salt of monochloroacetic acid, the at least one acid and optionally an element to suppress salt precipitation.Type: GrantFiled: May 14, 2021Date of Patent: February 6, 2024Assignee: NOURYON CHEMICALS INTERNATIONAL B.V.Inventors: Albert Bokkers, Cornelis Elizabeth Johannus Van Lare, Cornelis Kooijman, Maria Antonieta Leon Matheus
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Patent number: 11884870Abstract: The present invention relates to the use of a process fluid with an environmentally compatible biostabilizer in a geothermal borehole. The biostabilizer is characterized in that it comprises at least one organic acid, or a salt, alcohol or aldehyde thereof, wherein the at least one organic acid is selected from the group consisting of hop acids, resin acids, fatty acids and mixtures thereof. The biostabilizer is preferably a mixture of hop extract, rosin and myristic acid. The invention further relates to related process fluids and methods for producing the same.Type: GrantFiled: April 19, 2021Date of Patent: January 30, 2024Assignee: AGRANA BETEILIGUNGS-AKTIENGESELLSCHAFTInventors: Florian Emerstorfer, Markus Omann, Johann Marihart, Marnik Michel Wastyn