Patents Examined by Anuradha Ahuja
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Patent number: 11578581Abstract: A method for enhanced depth penetration of energy into a formation may include mechanically stimulating proppant in proppant-containing fractures in the formation at a first frequency to induce mechanical stress in the proppant and directing electromagnetic radiation at a second frequency into the proppant-containing fractures of the formation while mechanically stimulating the proppant, wherein the first frequency and the second frequency are the same or different and wherein the proppant includes silica.Type: GrantFiled: May 24, 2021Date of Patent: February 14, 2023Inventor: John Dean
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Patent number: 11566163Abstract: A polymerizable chemical system for consolidating particulates in a subterranean formation including a liquid resin, a curing agent, and a permeability enhancing additive. The chemical system is a homogenous composition that polymerizes to forms a solid upon heating at a temperature greater than 60° C. Consolidating particulates in a subterranean formation includes providing a polymerizable chemical system comprising a liquid resin, a curing agent, and a permeability enhancing additive to a subterranean formation, and polymerizing the polymerizable chemical system to consolidate particulates in the formation to yield a porous consolidated particulates pack.Type: GrantFiled: August 20, 2020Date of Patent: January 31, 2023Assignee: Saudi Arabian Oil CompanyInventors: Fakuen Frank Chang, Xiaoyu Tan
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Patent number: 11560507Abstract: A method and drilling fluid additive for reducing severe fluid losses in a well, comprising a combination of granular scrap tire particles and polymer adhesive molded into a cone shape. Once in the severe loss zone, a plurality of LCMs wedge into the formation fractures and seal off the severe loss zone.Type: GrantFiled: March 15, 2021Date of Patent: January 24, 2023Assignee: Saudi Arabian Oil CompanyInventors: Md Amanullah, Raed A. Alouhali, Mohammed K. Arfaj
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Patent number: 11555391Abstract: A mixture of at least two shapes of a dissolvable diverter material. The shapes range from a flake having a high surface area to mass ratio to beads having a low surface area to mass ratio. The density of the various shapes may be manipulated by including voids or low-density materials within the shape. The density manipulation allows matching the transport properties of the at least two shapes to the transport fluid so that both shapes may arrive at the desired location at the desired time.Type: GrantFiled: July 2, 2020Date of Patent: January 17, 2023Assignee: DPIP, LLCInventors: John A. Moisson, Jr., Nicholas Koster
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Patent number: 11530349Abstract: A method is described for treating a subterranean formation penetrated by a wellbore including injecting into the formation a treatment fluid including a rheological modifier; at least one viscoelastic surfactant (VES) at a concentration of between about 0.1 and about 10 percent by weight; and a formation-dissolving agent selected from the group consisting of hydrochloric acid, formic acid, acetic acid, lactic acid, glycolic acid, sulfamic acid, malic acid, citric acid, tartaric acid, maleic acid, methylsulfamic acid, chloroacetic acid, aminopolycarboxylic acids, 3-hydroxypropionic acid, polyaminopolycarboxylic acids, salts thereof and mixtures of said acids and salts.Type: GrantFiled: June 26, 2018Date of Patent: December 20, 2022Assignee: Schlumberger Technology CorporationInventors: Mohan Kanaka Raju Panga, Philippe Enkababian, Christopher Daeffler, Tausif Khizar Ahmed, Kong Teng Ling
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Patent number: 11506037Abstract: A method and system for pressurizing and stimulating a formation with a parent well therethrough, the method including storing and de-liquefying liquefied natural gas (LNG) at an on-site location near the parent well, injecting a first stream of de-liquefied LNG into the parent well to pressurize the formation, and injecting a second stream of de-liquefied LNG into the parent well at a fracturing pressure sufficient to fracture the pressurized formation.Type: GrantFiled: November 11, 2016Date of Patent: November 22, 2022Assignee: Halliburton Energy Services, Inc.Inventors: Ronald G. Dusterhoft, Neil A. Stegent, Enrique A. Reyes, Doug W. Walser
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Patent number: 11505737Abstract: Provided herein are compositions and methods for the controlled delivery of acid to a subterranean formation.Type: GrantFiled: June 22, 2018Date of Patent: November 22, 2022Assignee: SAUDI ARABIAN OIL COMPANYInventors: Mohammed Sayed, Amy J. Cairns, Bashayer S. Aldakkan, Ahmed M. Gomaa, Khalid R. Al-Noaimi
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Patent number: 11485901Abstract: Polymeric systems useful for maintaining particle dispersions for extended periods of time.Type: GrantFiled: November 28, 2017Date of Patent: November 1, 2022Assignee: RHODIA OPERATIONSInventors: Lingjuan Shen, Qi Qu, Jian Zhou, Arnaud Cadix, Ruela Pabalan, Subramanian Kesavan, David James Wilson
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Patent number: 11472998Abstract: A cement composition is disclosed that includes a cement slurry and an epoxy resin system that includes at least one epoxy resin and a curing agent. The cement slurry has a density in a range of from 65 pcf to 180 pcf and includes a cement precursor material, silica sand, silica flour, a weighting agent, and manganese tetraoxide. The epoxy resin system includes at least one of 2,3-epoxypropyl o-tolyl ether, alkyl glycidyl ethers having from 12 to 14 carbon atoms, bisphenol-A-epichlorohydrin epoxy resin, or a compound having formula (I): (OC2H3)—CH2—O—R1—O—CH2—(C2H3O) where R1 is a linear or branched hydrocarbyl having from 4 to 24 carbon atoms; and a curing agent.Type: GrantFiled: July 18, 2019Date of Patent: October 18, 2022Assignee: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Vikrant Wagle, Zainab Alsaihati, Tushar Mukherjee, Ali BinAli, Ali Alqahtani
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Patent number: 11414960Abstract: A water processing system (10) comprises a reactor (12) configured to receive a feed water input (FW). The reactor (12) is configured to convert the feed water input (FW) into a steam output (S) for use in a downstream operation. The processing system (10) is configured to utilise the thermal and/or mechanical energy of the feed water input (FW) to partially power the conversion of the feed water input (FW) to the steam output (S). The system (10) further comprises a heat generator arrangement operatively associated with the reactor (12), the heat generator arrangement supplying the remaining thermal energy required to convert the feed water input (FW) into the steam output (S).Type: GrantFiled: June 2, 2017Date of Patent: August 16, 2022Inventor: Hank James Sowers
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Patent number: 11407933Abstract: A method of controlling the fracture location, orientation, and reduce the breakdown pressure in multistage fracturing, particularly of unconventional reservoirs. Acid etching can be used to initiate small channels (wormholes) around the horizontal well, followed by the hydraulic fracturing fluid to create the fractures. The fracture orientation can follow the same direction of the etched part of the well and in the same location of the wormholes. The breakdown pressure can be reduced by 5, 10, 15%, or more, e.g., from 2200 to 1800 psi after acid etching which can minimize the pumping requirements at the surface and break the formation with very high breakdown pressure.Type: GrantFiled: October 28, 2019Date of Patent: August 9, 2022Assignee: King Fahd University of Petroleum and MineralsInventors: Mohamed Mahmoud, Abdelwahab Ali Zaki
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Patent number: 11390790Abstract: A sag-resistant fluid, such as a drilling fluid, a completion fluid, or a spacer fluid, including a colloidal suspension that includes a continuous liquid phase and a solid phase suspended in the continuous liquid phase. The solid phase includes a plurality of particles, having an average diameter of the plurality of particles less than about 1000 nm. The sag-resistant fluid has a density of from about 7 to about 30 lbm/gal, and exhibits a density variation of less than about 0.5 lbm/gal over a time period of at least about 16 hours. A method including circulating the sag-resistant fluid through a well.Type: GrantFiled: December 19, 2014Date of Patent: July 19, 2022Assignee: Halliburton Energy Services, Inc.Inventors: Cato Russell McDaniel, Dale E. Jamison, Rui Shen
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Patent number: 11352541Abstract: A sealing composition for sealing an annulus of a wellbore includes from 20 weight percent to 97 weight percent epoxy resin based on the total weight of the composition. The epoxy resin comprising at least one of 2,3-epoxypropyl o-tolyl ether, alkyl glycidyl ethers having from 12 to 14 carbon atoms, or a compound having formula (OC2H3)—CH2—O—R1—O—CH2—(C2H3O), where R1 is a linear or branched hydrocarbyl having from 4 to 24 carbon atoms. The sealing composition also includes from 1 weight percent to 20 weight percent curing agent based on the total weight of the composition. Methods for sealing a wellbore annulus or casing-casing annulus includes introducing a spacer fluid to the wellbore, introducing the sealing composition to the wellbore, displacing the sealing composition into the annulus, and curing the sealing composition.Type: GrantFiled: August 30, 2018Date of Patent: June 7, 2022Assignee: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Ali Alsafran, Vikrant Wagle, Hussain Albahrani, Zainab Alsaihati
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Patent number: 11346176Abstract: A plug for Plug and Abandonment (P&A) operations. The plug is a two-part plug of bismuth-based alloy and resin, allowing for sealing of an oil well using two different mechanisms with a shorter plug. The sealing can be rock-to-rock and/or cast-in-place.Type: GrantFiled: January 28, 2020Date of Patent: May 31, 2022Assignee: ConocoPhillips CompanyInventor: Randall S. Shafer
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Patent number: 11333000Abstract: A method can include conveying a dispensing tool through a wellbore, the dispensing tool including an enclosure containing plugging devices, and then opening the enclosure by cutting a material of the enclosure, thereby releasing the plugging devices from the enclosure into the wellbore at a downhole location. A dispensing tool can include a container having an enclosure therein, the enclosure including a flexible material that contains the plugging devices, and an end of the enclosure being secured to a member displaceable by an actuator. The enclosure material is cut in response to displacement of the member by the actuator. A plugging device can include at least one body configured to engage an opening in the well and block fluid flow through the opening, and multiple fibers including staple fibers or filaments formed into yarn.Type: GrantFiled: January 3, 2019Date of Patent: May 17, 2022Assignee: Thru Tubing Solutions, Inc.Inventors: Brock W. Watson, Gary P. Funkhouser
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Patent number: 11326087Abstract: A sealing composition for sealing an annulus of a wellbore includes from 20 weight percent to 97 weight percent epoxy resin based on the total weight of the composition. The epoxy resin comprising at least one of 2,3-epoxypropyl o-tolyl ether, alkyl glycidyl ethers having from 12 to 14 carbon atoms, or a compound having formula (OC2H3)—CH2—O—R1—O—CH2—(C2H3O), where R1 is a linear or branched hydrocarbyl having from 4 to 24 carbon atoms. The sealing composition also includes from 1 weight percent to 20 weight percent curing agent based on the total weight of the composition.Type: GrantFiled: June 19, 2020Date of Patent: May 10, 2022Assignee: Saudi Arabian Oil CompanyInventors: Abdullah Al-Yami, Ali Alsafran, Vikrant Wagle, Hussain Albahrani, Zainab Alsaihati
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Patent number: 11313204Abstract: An insulating fluid system includes an acidic nanosilica dispersion and an alkaline activator. The acidic nanosilica dispersion includes silica nanoparticles and a stabilizer, such as a carboxylic acid. The alkaline activator includes an alkanolamine, such as a monoalkanolamine. A mixture of the acidic nanosilica dispersion and the alkaline activator forms an insulating fluid having a pH greater than 7 and less than or equal to 12, and the insulating fluid forms an insulating gel when heated to a temperature in a range between 100° F. and 300° F. The insulating gel may be formed in an annulus between an inner conduit and an outer conduit. The inner and outer conduits may be positioned in a subterranean formation. Forming an insulating gel may include combining the acidic nanosilica dispersion with the alkaline activator to yield the insulating fluid, and heating the insulating fluid to form the insulating gel.Type: GrantFiled: February 24, 2020Date of Patent: April 26, 2022Assignee: Saudi Arabian Oil CompanyInventors: Vikrant Bhavanishankar Wagle, Abdullah Saleh Hussain Al-Yami, Abdullah Awadh
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Patent number: 11299958Abstract: Expansive cements for use in cementing subterranean wells comprise water, an inorganic cement and one or more particulate materials that swell upon contact with a water-immiscible fluid. The cements may further comprise a water-immiscible fluid. Such cements are designed to seal microannuli arising from the presence of water-immiscible fluids on casing surfaces, borehole wall surfaces or both.Type: GrantFiled: August 5, 2015Date of Patent: April 12, 2022Assignee: SCHLUMBERGER TECHNOLOGY CORPORATIONInventor: Bipin Jain
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Patent number: 11292950Abstract: A lost circulation material (LCM) that includes spheres having radially distributed hooks and latches to facilitate engagement (such as interlocking) of the spheres is provided. Each sphere has a plurality of hooks and a plurality of latches to engage latches and hooks respectively of adjacent spheres. Each hook may include two hook arms, and each latch may define an aperture to receive a hook arm. The spheres may form plugs in channels, fractures, and other openings in a lost circulation zone. Additionally or alternatively, the spheres may form a bridge on which other LCMs may accumulate to seal openings in a lost circulation zone. Methods of preventing lost circulation using the spheres are also provided.Type: GrantFiled: April 24, 2020Date of Patent: April 5, 2022Assignee: Saudi Arabian Oil CompanyInventors: Raed A. Alouhali, Eric Moellendick, Md Amanullah, Mohammed Arfaj, Mohammed Al Rashead
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Patent number: 11268366Abstract: Systems and methods for treating fracture faces and/or unconsolidated portions of a subterranean formation are provided. In some embodiments, the methods comprise: providing an aqueous alkali solution; introducing the aqueous alkali solution into at least a portion of a subterranean formation that comprises one or more fractures; contacting an aluminum component and a silicate component with the aqueous alkali solution to form a geopolymer on one or more fracture faces in the fractures; and placing a plurality of proppant particulates in the fractures.Type: GrantFiled: July 7, 2016Date of Patent: March 8, 2022Assignee: Halliburton Energy Services, Inc.Inventors: Philip D. Nguyen, Tatyana V. Khamatnurova