Patents by Inventor Hasmukh A. Patel

Hasmukh A. Patel has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240084189
    Abstract: A method for subsurface sequestration of carbon dioxide includes placing into a subterranean zone an oxidizer having a redox potential of at least 0.5 volts. The subterranean zone has an average total organic content of at least three weight percent. Carbon dioxide is injected into the subterranean zone via one or a plurality of wells. A total volume of all fluids injected into the subterranean zone via the one or the plurality of wells includes, on average per well per month, at least sixty-five weight percent carbon dioxide and less than thirty weight percent water.
    Type: Application
    Filed: November 14, 2023
    Publication date: March 14, 2024
    Inventors: Katherine Leigh Hull, Hasmukh A. Patel, Younane N. Abousleiman, David Jacobi, Poorna Srinivasan
  • Patent number: 11926784
    Abstract: A drilling fluid comprises an aqueous solution; a clay-based component comprising layered silicate; and a viscosifier additive comprising poly(acrylamide-co-diallyldimethylammonium chloride) (poly(AAm-co-DMAC)) polymer. The polymer comprises a number average molecular weight of from 10,000 g/mol to 2,000,000 g/mol. The layered silicate and poly(AAm-co-DMAC) reacts to form a silicate-poly(AAm-co-DMAC) complex within the aqueous solution. A mass ratio of the poly(AAm-co-DMAC) to the layered silicate is 1 to 8.
    Type: Grant
    Filed: July 1, 2022
    Date of Patent: March 12, 2024
    Assignee: Saudi Arabian Oil Company
    Inventors: Hasmukh A. Patel, Carl Thaemlitz
  • Publication number: 20240067857
    Abstract: In accordance with one or more embodiments of the present disclosure, a host-guest lost circulation material (LCM) composition for sealing lost circulation zones in wellbores includes an aqueous solution; one or more linear polymer chains, the linear polymer chains comprising polyethylene glycols (PEG) with molecular weights greater than 2500 g/mol, polypropylene glycols (PPG), polydimethylsiloxanes (PDMS), or combinations thereof; and one or more cyclic molecules comprising alpha cyclodextrin, beta cyclodextrin, gamma cyclodextrin, or combinations thereof, and wherein the one or more cyclic molecules form a host-guest structure around the one or more linear polymer chains utilizing van der Waals forces.
    Type: Application
    Filed: August 12, 2022
    Publication date: February 29, 2024
    Applicant: Saudi Arabian Oil Company
    Inventors: Hasmukh A. Patel, Younane Abousleiman, Ashok Santra
  • Patent number: 11912926
    Abstract: Synthetic functionalized additives may comprise a layered magnesium silicate. The layered magnesium silicate may comprise a first functionalized silicate layer comprising a first tetrahedral silicate layer covalently bonded to at least two different functional groups, an octahedral brucite layer, and a second functionalized silicate layer comprising a second tetrahedral silicate layer covalently bonded to at least two different functional groups. A drilling fluid may comprise the synthetic functionalized additive.
    Type: Grant
    Filed: April 18, 2022
    Date of Patent: February 27, 2024
    Assignee: Saudi Arabian Oil Company
    Inventors: Hasmukh A. Patel, Carl J. Thaemlitz, Ashok Santra
  • Patent number: 11891565
    Abstract: In accordance with one or more embodiments of the present disclosure, a host-guest lost circulation material (LCM) composition for sealing lost circulation zones in wellbores includes an aqueous solution; one or more linear polymer chains, the linear polymer chains comprising polyethylene glycols (PEG) with molecular weights greater than 2500 g/mol, polypropylene glycols (PPG), polydimethylsiloxanes (PDMS), or combinations thereof; and one or more cyclic molecules comprising alpha cyclodextrin, beta cyclodextrin, gamma cyclodextrin, or combinations thereof, and wherein the one or more cyclic molecules form a host-guest structure around the one or more linear polymer chains utilizing van der Waals forces.
    Type: Grant
    Filed: August 12, 2022
    Date of Patent: February 6, 2024
    Assignee: Saudi Arabian Oil Company
    Inventors: Hasmukh A. Patel, Younane Abousleiman, Ashok Santra
  • Patent number: 11890591
    Abstract: Disclosed herein are lithiated cyclodextrin metal organic frameworks and method of making and using the same. A metal organic framework comprising a coordinated network of repeating units extending in three dimensions, wherein the repeating unit comprises a cyclodextrin, a first coordinating metal cation, and a second coordinating metal cation.
    Type: Grant
    Filed: April 11, 2022
    Date of Patent: February 6, 2024
    Assignees: Northwestern University, King Abdulaziz City for Science and Technology (KACST)
    Inventors: James Fraser Stoddart, Hasmukh A. Patel, Zhichang Liu, Siva Krishna Mohan Nalluri
  • Publication number: 20240026215
    Abstract: A method for the subterranean regeneration of CO2-philic solvents and the sequestration of carbon dioxide may include exposing the CO2-philic solvent to a carbon dioxide-containing gas in an absorber to allow the CO2-philic solvent to absorb at least a portion of the carbon dioxide in the carbon dioxide-containing gas, thereby producing a CO2-containing solution. The CO2-containing solution may be supplied to one or more porous rock fractures via one or more injection conduits in fluid communication with the one or more porous rock fractures. The CO2-containing solution may be heated via heat provided by one or more rock fractures in order to release at least a portion of the absorbed carbon dioxide into the one or more rock fractures and thereby regenerate the CO2-philic solvent.
    Type: Application
    Filed: July 21, 2022
    Publication date: January 25, 2024
    Applicant: Saudi Arabian Oil Company
    Inventors: Hasmukh A. Patel, Anuj Gupta, Esam Z. Hamad
  • Publication number: 20240018849
    Abstract: 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: Application
    Filed: July 14, 2022
    Publication date: January 18, 2024
    Inventors: Hasmukh A. Patel, Katherine Leigh Hull, Younane N. Abousleiman, Rajesh Goteti, David Jacobi
  • Patent number: 11866642
    Abstract: A method for the subterranean regeneration of CO2-philic solvents and the sequestration of carbon dioxide may include exposing the CO2-philic solvent to a carbon dioxide-containing gas in an absorber to allow the CO2-philic solvent to absorb at least a portion of the carbon dioxide in the carbon dioxide-containing gas, thereby producing a CO2-containing solution. The CO2-containing solution may be supplied to one or more porous rock fractures via one or more injection conduits in fluid communication with the one or more porous rock fractures. The CO2-containing solution may be heated via heat provided by one or more rock fractures in order to release at least a portion of the absorbed carbon dioxide into the one or more rock fractures and thereby regenerate the CO2-philic solvent.
    Type: Grant
    Filed: July 21, 2022
    Date of Patent: January 9, 2024
    Assignee: Saudi Arabian Oil Company
    Inventors: Hasmukh A. Patel, Anuj Gupta, Esam Z. Hamad
  • Patent number: 11866645
    Abstract: This disclosure relates to methods of hydraulic fracturing that may include passing a fracturing fluid through a wellbore into a subterranean formation, wherein the fracturing fluid comprises a flowback enhancer composition in an amount of from 0.10 gallon per 1000 gallons of fluid (gpt) to 10 gpt based on the total volume of fracturing fluid, hydraulically fracturing the subterranean formation with the fracturing fluid, at least partially separating the fracturing fluid from the hydrocarbons to yield a recovered fracturing fluid. The flowback enhancer composition can include a solvent mixture comprising an aqueous solution, at least one unsaturated ester, and at least one alcohol; a surfactant mixture comprising at least one secondary alcohol ethoxylate and at least one castor oil ethoxylate; and one or more particles having a widest length of from 1 nanometer to 200 nanometers.
    Type: Grant
    Filed: August 15, 2022
    Date of Patent: January 9, 2024
    Assignee: Saudi Arabian Oil Company
    Inventors: Rajesh Kumar Saini, Hasmukh A. Patel
  • Publication number: 20240002716
    Abstract: A drilling fluid comprises an aqueous solution; a clay-based component comprising layered silicate; and a viscosifier additive comprising poly(acrylamide-co-diallyldimethylammonium chloride) (poly(AAm-co-DMAC)) polymer. The polymer comprises a number average molecular weight of from 10,000 g/mol to 2,000,000 g/mol. The layered silicate and poly(AAm-co-DMAC) reacts to form a silicate-poly(AAm-co-DMAC) complex within the aqueous solution. A mass ratio of the poly(AAm-co-DMAC) to the layered silicate is 1 to 8.
    Type: Application
    Filed: July 1, 2022
    Publication date: January 4, 2024
    Applicant: Saudi Arabian Oil Company
    Inventors: Hasmukh A. Patel, Carl Thaemlitz
  • Publication number: 20240001291
    Abstract: According to embodiments disclosed herein, a method for absorption and desorption of CO2 may comprise absorbing CO2 onto an absorbent solution comprising a CO2-depleted amidoxime compound, wherein absorbing CO2 onto the absorbent solution comprising the CO2-depleted amidoxime compound may comprise contacting the absorbent solution with a gas comprising CO2 at a first temperature to form an absorbent solution comprising a CO2-enriched amidoxime compound; and then desorbing the CO2 from the absorbent solution comprising the CO2-enriched amidoxime compound, wherein desorbing the CO2 from the absorbent solution comprising the CO2-enriched amidoxime compound may comprise heating the absorbent solution comprising the CO2-enriched amidoxime compound to a second temperature greater than the first temperature to remove at least a portion of the CO2 from the CO2-enriched amidoxime compound and form the CO2-depleted amidoxime compound, wherein the second temperature is less than or equal to 80° C.
    Type: Application
    Filed: July 1, 2022
    Publication date: January 4, 2024
    Applicant: Saudi Arabian Oil Company
    Inventor: Hasmukh A. Patel
  • Patent number: 11851604
    Abstract: A method of inhibiting shale formation during water-based drilling of subterranean formations include s introducing a shale inhibitor to the subterranean formation during the water-based drilling, the shale inhibitor comprising a cationic polymer comprising repeating units of [A-B]. A is a substituted benzene or a substituted triazine of formula (2). B is a N-containing heterocycle. The cationic polymer and a method of making the cationic polymer are also described.
    Type: Grant
    Filed: July 26, 2022
    Date of Patent: December 26, 2023
    Assignee: SAUDI ARABIAN OIL COMPANY
    Inventors: Hasmukh A. Patel, Carl Thaemlitz
  • Patent number: 11851610
    Abstract: A method for subsurface sequestration of carbon dioxide includes placing into a subterranean zone an oxidizer having a redox potential of at least 0.5 volts. The subterranean zone has an average total organic content of at least three weight percent. Carbon dioxide is injected into the subterranean zone via one or a plurality of wells. A total volume of all fluids injected into the subterranean zone via the one or the plurality of wells includes, on average per well per month, at least sixty-five weight percent carbon dioxide and less than thirty weight percent water.
    Type: Grant
    Filed: December 14, 2021
    Date of Patent: December 26, 2023
    Assignee: Saudi Arabian Oil Company
    Inventors: Katherine Leigh Hull, Hasmukh A. Patel, Younane N. Abousleiman, David Jacobi, Poorna Srinivasan
  • Publication number: 20230296003
    Abstract: The present disclosure is directed toward a method for storing carbon dioxide. The method for storing carbon dioxide comprises several steps. A dissolving fluid comprising water is injected into a salt formation to produce a brine and a salt cavern within the salt formation. The brine is then removed from the salt cavern. A sorbent is then placed within the salt cavern before carbon dioxide is injected into the salt cavern.
    Type: Application
    Filed: March 17, 2023
    Publication date: September 21, 2023
    Applicant: ARAMCO SERVICES COMPANY
    Inventors: Rajesh Goteti, Hasmukh A. Patel
  • Publication number: 20230296205
    Abstract: The present disclosure is directed toward a method for storing methane. The method for storing methane comprises several steps. A dissolving fluid comprising water is injected into a salt formation to produce a brine and a salt cavern within the salt formation. The brine is then removed from the salt cavern. A sorbent is then placed within the salt cavern before methane is injected into the salt cavern.
    Type: Application
    Filed: March 17, 2023
    Publication date: September 21, 2023
    Applicant: ARAMCO SERVICES COMPANY
    Inventors: Rajesh Goteti, Hasmukh A. Patel
  • Publication number: 20230294920
    Abstract: The present disclosure is directed toward a system and a method for storing gas. The system for storing gas comprises a salt formation, an overburden, an underburden, a salt cavern within the salt formation, a sorbent within the salt cavern, and a well traversing the surface that connects the surface with the salt cavern. The method for storing gas comprises several steps. A dissolving fluid comprising water is injected into a salt formation to produce a brine and a salt cavern within the salt formation. The brine is then removed from the salt cavern. A sorbent is then placed within the salt cavern before gas is injected into the salt cavern.
    Type: Application
    Filed: March 17, 2023
    Publication date: September 21, 2023
    Applicant: ARAMCO SERVICES COMPANY
    Inventors: Rajesh Goteti, Hasmukh A. Patel
  • Patent number: 11760915
    Abstract: This document relates to methods for improving the tensile and elastic properties of cement of an oil well using cement compositions that contain sliding-ring polymer additives. The cement compositions containing the sliding-ring polymer additives exhibit increased stiffness while having a minimum impact on compressive strength, as compared to the same cement without the sliding-ring polymer additive.
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: September 19, 2023
    Assignee: Saudi Arabian Oil Company
    Inventors: Hasmukh A. Patel, Peter Boul, Carl Thaemlitz
  • Patent number: 11685852
    Abstract: A wellbore fluid may include a base fluid and at least one cationic heterocyclic polymer in an amount effective to increase a viscosity of the base fluid, the cationic heterocyclic polymer includes at least two distinct cyclic monomers, at least one of which has at least two heteroatoms in the cyclic structure. A method of drilling a wellbore may introduce such wellbore fluid into the wellbore. A method of producing a cationic heterocyclic polymer may include reacting, in a solvent selected from the group that includes tetrahydrofuran, dioxane, dichloromethane, alcoholic solvents, chlorinated solvents, aromatic hydrocarbon solvents, or mixture thereof, at least two distinct cyclic monomers, at least one of which has at least two heteroatoms in the cyclic structure.
    Type: Grant
    Filed: September 3, 2020
    Date of Patent: June 27, 2023
    Assignee: ARAMCO SERVICES COMPANY
    Inventors: Hasmukh A. Patel, Carl Thaemlitz
  • Publication number: 20230183470
    Abstract: This document relates to epoxy compositions containing a sliding-ring polymer (polyrotaxane) additive and a thermally-curable epoxy resin. The epoxy compositions exhibit increased flexural toughness and impact resistance as compared to the same epoxy composition that does not contain the additive. This document also relates to 3D-printed epoxy compositions containing a sliding-ring polymer (polyrotaxane) additive and a thermally-curable epoxy resin.
    Type: Application
    Filed: December 14, 2021
    Publication date: June 15, 2023
    Inventors: Hasmukh A. Patel, Ali Zein Khater, Peter Boul, Pulickel M. Ajayan, Muhammad M. Rahman