Organic Material Is Resin Or Resinous Patents (Class 166/295)
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Patent number: 8813842Abstract: A plurality of solid particles including a thermoplastic composition having a softening temperature in a range from 50° C. to 180° C. and a blocked isocyanate resin; optionally at least some of the particles in the plurality of solid particles comprise both the thermoplastic composition and the blocked isocyanate resin. A composition comprising the plurality of particles dispersed in a fluid is also disclosed. A method of modifying a wellbore within a geological formation is also disclosed. The method includes introducing the fluid composition into the wellbore. A method of making a plurality of particles, for example, to use in the fluid composition, is also disclosed.Type: GrantFiled: December 21, 2009Date of Patent: August 26, 2014Assignee: 3M Innovative Properties CompanyInventors: Michael D. Crandall, Ignatius A. Kadoma, Clara E. Mata, Yong K. Wu
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Patent number: 8800656Abstract: A self-adaptive cement formulation includes cement, water, block copolymer and asphaltite-mineral particles. The set cement demonstrates self-healing properties when exposed to methane, and is particularly suited for well-cementing applications. After placement and curing, the self-healing properties help maintain zonal isolation should bonding be disrupted between the set cement and the formation or a casing string, should cracks or defects appear in the set-cement matrix, or both.Type: GrantFiled: January 25, 2012Date of Patent: August 12, 2014Assignee: Schlumberger Technology CorporationInventors: Sylvaine Le Roy-Delage, Laure Martin
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Patent number: 8776882Abstract: Mixtures of fibers and solid particles are effective for curing fluid losses and lost circulation in a subterranean well. Stiff fibers are more effective than flexible ones; however, mixtures of stiff and flexible fibers have a synergistic effect. The quantity and particle-size distribution of the solids are optimized according to the stiffness, dimensions and concentrations of fibers.Type: GrantFiled: January 6, 2013Date of Patent: July 15, 2014Assignee: Schlumberger Technology CorporationInventors: Nikhil Shindgikar, Jesse C. Lee, Slaheddine Kefi, Chrystel Brunet-Cambus, Michel Ermel
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Publication number: 20140190697Abstract: A method of use of single component resins to strengthen structural features in subterranean formations includes providing particulates, a carrier fluid, a curable resin and a latent curing agent. The curable resin is not cured by the latent curing agent at room temperature, standard pressure or neutral pH. The particulates are coated with the curable resin and the latent curing agent to create resin-coated particulates. A slurry of resin-coated particulates is created in the carrier fluid, and placed into a portion of a subterranean formation and allowing the latent curing agent to cure the curable resin to form cured, resin-coated particulates.Type: ApplicationFiled: January 4, 2013Publication date: July 10, 2014Applicant: Halliburton Energy Services, Inc.Inventor: Tingji Tang
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Patent number: 8757261Abstract: Stabilizing a subterranean formation containing water-sensitive clays with methods including introducing a leading-edge fluid comprising a first base fluid and a first clay stabilizer solution wherein the first clay stabilizer is present in the first base fluid at a first concentration; and then introducing a treatment fluid comprising a second base fluid and a second clay stabilizer solution wherein the second clay stabilizer is present in the second base fluid at a second concentration, wherein the first concentration of clay stabilizer solution is higher than the second concentration of clay stabilizer solution.Type: GrantFiled: May 12, 2011Date of Patent: June 24, 2014Assignee: Halliburton Energy Services, Inc.Inventors: Jimmie D. Weaver, Philip D. Nguyen
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Patent number: 8757260Abstract: Methods and compositions that include a method of treating a subterranean formation comprising the steps of providing a carrier fluid comprising degradable balls that comprise a carboxylic acid, a fatty alcohol, a fatty acid salt, a fatty ester, a fatty acid salt, or a combination thereof, and introducing the carrier fluid to the subterranean formation during a treatment.Type: GrantFiled: February 11, 2009Date of Patent: June 24, 2014Assignee: Halliburton Energy Services, Inc.Inventors: Hongyu Luo, Dwight D. Fulton
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Patent number: 8741818Abstract: An embodiment includes a method of servicing a well bore. The method may comprise introducing a lost circulation composition into a lost circulation zone, the lost circulation composition comprising hydraulic cement, nano-particles, amorphous silica, clay, and water. The method further may comprise allowing the lost circulation composition to set in the lost circulation zone. Another embodiment includes a lost circulation composition. The lost circulation may comprise hydraulic cement, nano-particles, amorphous silica, clay, and water.Type: GrantFiled: April 11, 2012Date of Patent: June 3, 2014Assignee: Halliburton Energy Services, Inc.Inventors: Krishna Ravi, Rahul Chandrakant Patil, Sandip Prabhakar Patil, Sairam K S Pindiprolu, Craig W. Roddy, Ricky Covington, Jiten Chatterji, D. Chad Brenneis
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Patent number: 8720556Abstract: Fracturing operations can be problematic in completed wellbores containing at least one existing fracture, since it can be difficult to seal an existing fracture and initiate a new fracture within a reasonable timeframe due to the presence of particulate materials in the wellbore. Methods for fracturing a completed wellbore can comprise introducing a treatment fluid comprising a plurality of degradable sealing particulates into a completed wellbore penetrating a subterranean formation having an existing fracture therein; sealing the existing fracture with at least a portion of the degradable sealing particulates, thereby forming a degradable particulate seal; after sealing, allowing any degradable sealing particulates remaining in the treatment fluid to degrade, such that the treatment fluid becomes substantially particulate free; and after the treatment fluid becomes substantially particulate free, fracturing the subterranean formation so as to introduce at least one new fracture therein.Type: GrantFiled: November 30, 2011Date of Patent: May 13, 2014Assignee: Halliburton Energy Services, Inc.Inventor: Bradley L. Todd
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Publication number: 20140116702Abstract: A method of servicing a wellbore in a subterranean formation comprising placing a first wellbore servicing fluid comprising an expanded diverting material into the wellbore allowing the expanded diverting material to form a diverter plug diverting the flow of a second wellbore servicing fluid to a different portion of the wellbore; and removing the diverter plug. A method of servicing a wellbore in a subterranean formation comprising placing a wellbore servicing fluid into the subterranean formation at a first location; plugging the first location with a expanded diverting material such that all or a portion of the wellbore servicing fluid is diverted to a second location in the subterranean formation; placing the wellbore servicing fluid into the subterranean formation at the second location; and allowing the expanded diverting material to degrade to provide a flowpath from the subterranean formation to the wellbore for recovery of resources from the subterranean formation.Type: ApplicationFiled: October 26, 2012Publication date: May 1, 2014Applicant: HALLIBURTON ENERGY SERVICES, INC.Inventor: Tingji TANG
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Patent number: 8703659Abstract: A sealant composition for servicing a wellbore comprising at least one gel system, a leak off prevention material and water.Type: GrantFiled: January 19, 2006Date of Patent: April 22, 2014Assignee: Halliburton Energy Services, Inc.Inventors: Eldon D. Dalrymple, Larry S. Eoff, Diederik W. van Batenburg, Jip van Eijden
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Patent number: 8703657Abstract: A sealant composition comprising an inverse emulsion polymer and methods of servicing a wellbore using the same are disclosed. In one embodiment, a method of servicing a wellbore that penetrates a subterranean formation is disclosed. The method comprises placing a sealant composition comprising an inverse emulsion polymer into the wellbore to reduce a loss of fluid to the subterranean formation during placement of the fluid in the wellbore.Type: GrantFiled: December 6, 2010Date of Patent: April 22, 2014Assignee: Halliburton Energy Services, Inc.Inventors: Cindy C. Fang, Carl Joseph Thaemlitz, Eric Davidson
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Patent number: 8695705Abstract: A method of servicing a wellbore comprising placing a composition comprising an emulsified resin composite into a fluid loss zone of the wellbore, wherein the emulsified resin composite comprises a nonaqueous external phase (NEP) and an aqueous internal phase (AIP), and allowing the composition to cure to form a composite material.Type: GrantFiled: October 5, 2011Date of Patent: April 15, 2014Assignee: Halliburton Energy Services, Inc.Inventors: Matt Lynn Miller, Jay Paul DeVille, John Walter Sherman, Samuel Jason Lewis
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Publication number: 20140100304Abstract: A process allowing the encapsulation of a polymerization accelerator comprising the steps of: a) providing an reverse emulsion containing, in an oil phase, a water solution/dispersion containing the polymerisation activator, the oil phase including a heat curable mixture of an isocyanate and a polyalkyldiene hydroxylated or polyol, b) pouring the reverse emulsion in a water phase to make a multiple emulsion water/oil/water, containing drops of activators as the internal water phase, and then, c) heating the multiple emulsion obtained in step b) at a temperature of between 50 and 95° C., in order to cure the polyisocyanate in polyurethane and obtain drops of activator enclosed in shells of polyurethane dispersed in water. The invention also relates to aqueous gelling systems comprising the encapsulated polymerization accelerator with water soluble or dispersable monomers and a polymerization initiator dispersed in said monomers, useful i.a.Type: ApplicationFiled: March 8, 2012Publication date: April 10, 2014Applicant: RHODIA OPERATIONSInventors: Arnaud Cadix, Rabih Rached, Pierre Ardaud
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Patent number: 8689872Abstract: Provided herein are methods for controlling the migration of particulates within a portion of a subterranean formation that comprise aqueous tackifying treatment fluids, curable resin compositions, and/or noncurable resin compositions.Type: GrantFiled: July 24, 2007Date of Patent: April 8, 2014Assignee: Halliburton Energy Services, Inc.Inventors: Thomas D. Welton, Philip D. Nguyen
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Patent number: 8689873Abstract: The toughness of set cement may be enhanced by incorporating partially cured waterborne resins in the cement matrix. A hardening agent is added to the waterborne resin, and the mixture is allowed to react for periods between about 1 min and 15 min. The waterborne resin with hardening agent is then combined with an inorganic cement to form a pumpable slurry.Type: GrantFiled: October 27, 2011Date of Patent: April 8, 2014Assignee: Schlumberger Technology CorporationInventors: Carlos Abad, Hemant K. J. Ladva
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Publication number: 20140090845Abstract: Cement compositions and processes for reducing air entrainment in a cement composition generally include mixing a hydraulic cement with a defoamer compositions including one or more organic acid ester polymers selected from an organic acid ester of polyethylene oxide polymer, an organic acid ester of polypropylene oxide polymer, and a mixture thereof. The compositions may further comprise an organic acid ester of an ethylene oxide-propylene oxide block copolymer.Type: ApplicationFiled: September 28, 2012Publication date: April 3, 2014Applicant: KEMIRA OYJInventors: Amir H. Mahmoudkhani, Bava Luciana, Robert E. Wilson
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Patent number: 8684082Abstract: The present invention includes methods relating to the setting of fluids or slurries in a wellbore. In one embodiment, a method of isolating a portion a wellbore by preparing a sealant composition comprising a fluid component and a polymeric additive component, placing the sealant composition into a wellbore and subjecting the sealant composition to ionizing radiation. The ionizing radiation can cause bonding between polymeric additive components and create a polymer matrix within the sealant composition that increases the mechanical strength of the sealant composition.Type: GrantFiled: March 2, 2011Date of Patent: April 1, 2014Assignee: Halliburton Energy Services, Inc.Inventors: Samuel J. Lewis, Gary Funkhouser, Paul Hoertz, David F. Myers, James Lynn Davis, Vikram Rao, Vijay Gupta, Lynn Margaret Soby
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Publication number: 20140083702Abstract: The isolation of selected regions downhole may be achieved using methods that include emplacing a polymerizable material within a wellbore, wherein the polymerizable material contains a polymerizable component and a latent curing agent; initiating polymerization of the polymerizable material; and forming a seal within the wellbore. Permanent or semi-permanent downhole seals may also be prepared using methods that include emplacing a section of pipe having a surrounding membrane into an interval of a wellbore, wherein the surrounding membrane contains a polymerizable material, and deploying the membrane downhole to form a seal.Type: ApplicationFiled: September 18, 2013Publication date: March 27, 2014Applicant: Schlumberger Technology CorporationInventors: MATTHEW GODFREY, AGATHE ROBISSON, ROMAN KATS, JOHN DAVID ROWATT, SIMONE MUSSO
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Publication number: 20140076563Abstract: Compositions comprise polyacrylamide, a non-metallic crosslinker and a pH-adjustment material. Such compositions have utility in the context of remedial cementing, plug cementing in particular. The compositions may be pumped into a subterranean well, where they polymerize and form a support on which a cement plug may sit. The support may maintain the position of the cement plug in the wellbore and minimize cement-plug contamination.Type: ApplicationFiled: September 20, 2012Publication date: March 20, 2014Applicant: SCHLUMBERGER TECHNOLOGY CORPORATIONInventors: Lijun Lin, Philip F. Sullivan, Dominique Guillot, Bruno Drochon
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Publication number: 20140076562Abstract: Water and gas flow into a subterranean reservoir may be reduced by pumping into the reservoir a primary amine crosslinking agent and an anionic or hydrolyzable nonionic polymer capable of crosslinking with the crosslinking agent. The reaction product forms a gel plug impermeable to water and gas.Type: ApplicationFiled: September 14, 2012Publication date: March 20, 2014Inventors: Sumit Bhaduri, Qi Qu
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Patent number: 8664165Abstract: A fluid loss pill that includes a crosslinked polymer gel, a brine, and solid salt particles disposed in said gel is described. Further, a method for reducing fluid loss that includes pumping a selected amount of a fluid loss pill into a wellbore leading to an oil-, condensate-, or gas-producing formation, the fluid loss pill including a crosslinked polymer gel, a brine, and solid salt particles disposed in said gel is described.Type: GrantFiled: June 29, 2006Date of Patent: March 4, 2014Assignee: M-I L.L.C.Inventors: Robert L. Horton, Bethicia B. Prasek
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Patent number: 8662174Abstract: The present invention includes methods and compositions relating to the setting of fluids or slurries in a wellbore. In one embodiment, a method of isolating a portion a wellbore includes preparing a sealant composition having a fluid component, a polymeric additive constituent, and a set modifier component. The sealant composition is placed into a wellbore and subjected to ionizing radiation. The ionizing radiation can cause bonding between polymeric additive constituents and create a polymer matrix within the sealant composition that increases the mechanical strength of the sealant composition. The ionizing radiation also alters the set modifier component, triggering the thickening of the sealant composition.Type: GrantFiled: March 2, 2011Date of Patent: March 4, 2014Assignee: Halliburton Energy Services, Inc.Inventors: Samuel J. Lewis, Gary Funkhouser, Anthony Badalamenti, Vikram Rao, David F. Myers, Vijay Gupta, James Lynn Davis, Michael Lamvik, Paul G. Hoertz, Lynn Margaret Soby, Andrew K. Dummer
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Patent number: 8651186Abstract: The present invention relates to methods useful for isolating a portion of a wellbore. In one embodiment, a method includes preparing a sealant composition containing a set modifier component. The sealant composition is placed into the wellbore and is subjected to ionizing radiation that alters the set modifier component, triggering the thickening of the sealant composition.Type: GrantFiled: March 2, 2011Date of Patent: February 18, 2014Assignee: Halliburton Energy Services, Inc.Inventors: Samuel J. Lewis, James L. Davis, Vijay Gupta, Michele Ostraat, David F. Myers, Michael Lamvik, Andrew K. Dummer, Vikram Rao, Lawrence R. Roberts, Anthony Badalamenti, Paul Hoertz
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Patent number: 8651185Abstract: The uncontrolled flow of fluid from an oil or gas well may be reduced or stopped by injecting a composition including 2-cyanoacrylate ester monomer into the fluid stream. Injection of the monomer results in a rapid, perhaps instantaneous, polymerization of the monomer within the flow stream of the fluid. This polymerization results in formation of a solid plug that reduces or stops the flow of additional fluid from the well.Type: GrantFiled: May 9, 2011Date of Patent: February 18, 2014Assignee: Los Alamos National Security, LLCInventor: Robert E. Hermes
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Patent number: 8613320Abstract: Methods are provided that include a method comprising providing a resin composition comprising a resin and at least a plurality of filler particulates and introducing the resin composition into a well bore which penetrates at least a portion of a subterranean formation, wherein the resin composition does not form proppant aggregates or proppant particulates. In some embodiments, the resin composition may be introduced into the subterranean formation at a pressure below the fracture pressure of the subterranean formation. Additional methods and compositions are also provided.Type: GrantFiled: February 15, 2008Date of Patent: December 24, 2013Assignee: Halliburton Energy Services, Inc.Inventors: Philip D. Nguyen, David L. Brown
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Patent number: 8602099Abstract: The present invention relates to a process for the production of mineral oil from mineral oil deposits with large temperature gradients, in which, for increasing the mineral oil yield, highly permeable regions of the mineral oil formation are blocked by injecting formulations which, after being forced into the deposit, form highly viscous gels under the influence of the deposit temperature. A plurality of portions of the formulation which in each case can form gels at different temperatures and therefore result in very complete blocking of highly permeable regions of the formation are used.Type: GrantFiled: October 20, 2010Date of Patent: December 10, 2013Assignees: Wintershall Holding GmbH, Institute of Petroleum Chemistry of the Siberian Branch of the Russian AcademyInventors: Vladimir Stehle, Konrad Siemer, Volker Riha, Dmitry Kuznetsov, Liubov Altunina, Vladimir A. Kuvshinov
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Patent number: 8555973Abstract: Remedial methods of controlling particulates within a subterranean formation comprising first, placing a resin composition into an unconsolidated zone of a subterranean formation; and second, placing an aqueous tackifying treatment fluid that comprises an aqueous tackifying agent into the unconsolidated zone. The resin may be curable or noncurable.Type: GrantFiled: June 27, 2012Date of Patent: October 15, 2013Assignee: Halliburton Energy Services, Inc.Inventors: Thomas D. Welton, Philip D. Nguyen, Ronald G. Dusterhoft, Johnny A. Barton
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Publication number: 20130220612Abstract: Subterranean operations include methods of cementing well bores. Disclosed methods include the steps of coating at least a portion of the walls of a formation well bore with a resin, introducing a cement composition into the formation well bore, and allowing the cement composition to set to provide a set cement sheath, wherein a shear bond strength of the set cement sheath in the presence of the resin coating is greater than a shear bond strength of the cement composition or a shear bond strength of the resin, each individually.Type: ApplicationFiled: February 24, 2012Publication date: August 29, 2013Applicant: Halliburton Energy Services, Inc.Inventors: Jeffery Dwane Karcher, Misty Dawn Rowe, Paul Joseph Jones
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Patent number: 8517101Abstract: The invention provides a cementing composition for use in oilfield application, wherein a significant amount of cement is left intentionally un-hydrated when the cement is set; such that said amount of un-hydrated cement becomes hydrated when the set cement is damaged.Type: GrantFiled: July 13, 2012Date of Patent: August 27, 2013Assignee: Schlumberger Technology CorporationInventors: Michel Michaux, Sylvaine Le Roy-Delage
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Patent number: 8479817Abstract: A system for curing lost circulation is made of fibers and a material able to stick fibers in a network when activated. Such activation can be temperature or pH change or both. The fibers can be metallic amorphous fibers, metallic non-amorphous fibers, glass fibers, carbon fibers, polymeric fibers and combinations thereof. The material can be a fiber coating or an additional material, for example polyvinyl alcohol, polyurethane and heat activated epoxy resin.Type: GrantFiled: December 23, 2008Date of Patent: July 9, 2013Assignee: Schlumberger Technology CorporationInventors: Nikhil Shindgikar, Jesse Lee
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Patent number: 8475585Abstract: A foamed cement composition is disclosed for utilization in performing a variety of well cementing operations, and to methods for making and using same. The foamed cement composition basically includes a cement, water sufficient to form a pumpable slurry, a gas sufficient to foam the slurry, a foaming agent and optionally a foam stabilizing agent.Type: GrantFiled: October 10, 2012Date of Patent: July 2, 2013Assignee: Clearwater International, LLCInventors: Frank Zamora, Marilyn J. Bramblett, Sarkis R. Kakadjian
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Patent number: 8459355Abstract: Methods of isolating a portion of a wellbore comprising placing a sealant composition into a subterranean formation after drilling of the wellbore therein and subjecting the sealant composition to ionizing radiation wherein subjecting the sealant composition to the ionizing radiation alters the set modifier. The sealant composition comprises a set modifier selected from the group consisting of an accelerator, an oxidizing agent, a set retarder, and combinations thereof. And the sealant composition comprises a polymeric component.Type: GrantFiled: July 3, 2012Date of Patent: June 11, 2013Assignee: Halliburton Energy Services, Inc.Inventors: Samuel J. Lewis, James Lynn Davis, Vijay Gupta, Michele Ostraat, David F. Myers, Mike Lamvik, Andrew K. Dummer, Vikram Rao, Lawrence Roberts, Anthony Badalamenti
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Patent number: 8453733Abstract: A method for controlling driving fluid breakthrough caused by zones of pressure communication, i.e., a matrix bypass event (“MBE”) or a wormhole, having a void space and possibly areas of enhanced permeability (a halo region) associated with the void space, within a subterranean formation arising from use of a driving fluid in reservoirs where heavy/viscous oil is being produced. In embodiments, the method includes injection of a slurry of a cementitious material into the zone, which upon setting, provides a cement plug in the void space that reduces the pressure communication and flow of driving fluid within the zone. Another step injects a gel precursor within the zone, which upon setting, produces a gel plug that also reduces pressure communication and driving fluid flow through the halo region of the zone.Type: GrantFiled: July 29, 2010Date of Patent: June 4, 2013Inventors: Bradley W. Brice, Giovanna Boccardo, Bernard Tremblay
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Publication number: 20130105162Abstract: The toughness of set cement may be enhanced by incorporating partially cured waterborne resins in the cement matrix. A hardening agent is added to the waterborne resin, and the mixture is allowed to react for periods between about 1 min and 15 min. The waterborne resin with hardening agent is then combined with an inorganic cement to form a pumpable slurry. After curing, the set cement may withstand at least 1.5% strain before failure.Type: ApplicationFiled: October 27, 2011Publication date: May 2, 2013Inventors: Carlos Abad, Hemant K.J. Ladva
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Publication number: 20130062062Abstract: A system and method for extending a slotted liner shoe is disclosed. According to one embodiment, a low density material is injected into a liner having a plurality of openings. The liner is suspended below a cemented casing in a wellbore of a well in a subterranean formation. The low density material extrudes through a lower portion of the liner into an annulus between the liner and the wellbore. A cement is circulated into the liner above the low density material. The cement extrudes through an upper portion of the liner into the annulus between the liner and the wellbore Water is displaced from the wellbore, and a solid cemented casing string is formed at a desired depth.Type: ApplicationFiled: September 10, 2012Publication date: March 14, 2013Applicant: AltaRock Energy, Inc.Inventors: Susan Petty, Daniel L. Bour
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Patent number: 8387695Abstract: The present invention relates to methods of cementing, for example, an oil or gas well. The method may involve pumping a suspension of a filler mixture and at least about 5 weight percent of a thermosetting resin based on the total weight of resin and filler mixture. Advantages may include superior properties and reliability as compared to conventional cementing operations often involving Portland cement.Type: GrantFiled: June 23, 2012Date of Patent: March 5, 2013Assignee: Newbasis West LLCInventor: Ruchir M. Shanbhag
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Patent number: 8381813Abstract: Methods for controlling lost circulation in subterranean wells, and in particular, fluid compositions and methods for operations during which the fluid compositions are pumped into a wellbore, enter voids in the subterranean-well formation through which wellbore fluids escape, and form a seal that limits further egress of wellbore fluid from the wellbore. The methods include preparing a carrier fluid containing compressed expandable foam that may be encapsulated. The carrier fluid is then placed into a lost-circulation zone, whereupon the foam expands to form a barrier that minimizes or blocks further ingress of carrier fluid. Lost-circulation control may be supplemented by introducing additional lost-circulation materials, pumping a cement slurry behind the foam-containing carrier fluid or both.Type: GrantFiled: August 31, 2010Date of Patent: February 26, 2013Assignee: Schlumberger Technology CorporationInventors: Nelson Diaz, Jesse Lee, Stéphane Boulard
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Patent number: 8371381Abstract: Mixtures of fibers and solid particles are effective for curing fluid losses and lost circulation in a subterranean well. Stiff fibers are more effective than flexible ones; however, mixtures of stiff and flexible fibers have a synergistic effect. The quantity and particle-size distribution of the solids are optimized according to the stiffness, dimensions and concentrations of fibers.Type: GrantFiled: May 19, 2010Date of Patent: February 12, 2013Assignee: Schlumberger Technology CorporationInventors: Nikhil Shindgikar, Jesse Lee, Slaheddine Kefi, Chrystel Cambus-Brunet, Michel Ermel
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Patent number: 8360151Abstract: Compositions and methods that mitigate pressure buildup in the annular space between two tubular bodies in subterranean wells. The composition of the invention comprises an aqueous solution of crosslinkable acrylamide-base polymer, a crosslinker and a gas. Once foamed and placed in the annular space, the composition provides a resilient, flexible, compressible and durable body that is able to compensate for pressure increases in the annular space, thereby protecting the integrity of the tubular bodies.Type: GrantFiled: November 20, 2009Date of Patent: January 29, 2013Assignee: Schlumberger Technology CorporationInventors: Robert Williams, Emmanuel Therond, Laurent Delabroy
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Publication number: 20130008654Abstract: A method for completing boreholes penetrating narrow gradient zones in a subterranean formation after drilling with an oil based drilling fluid for recovery of hydrocarbons. The method employs an epoxy-based resin composition with controllable density and rheology that provides a low equivalent circulating density and is compatible with the oil based drilling fluid. The composition acts as a substitute for cement in cementing operations including adhering casing to the borehole, zonal isolation, and consolidation.Type: ApplicationFiled: July 5, 2011Publication date: January 10, 2013Applicant: HALLIBURTON ENERGY SERVICES, INC.Inventors: JAY PAUL DEVILLE, Kay Ann Morris, Greg Paul Perez
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Publication number: 20130000905Abstract: Methods for reducing the amount of water produced from a subterranean formation can include the use of a gellable treatment fluid that comprises a gel-time modifier comprising at least one amino group. The gellable treatment fluids can comprise an aqueous base fluid, a base polymer comprising an acrylamide monomer unit, an organic crosslinking agent, and a get-time modifier comprising at least one amino group.Type: ApplicationFiled: June 29, 2011Publication date: January 3, 2013Inventors: B. Raghava Reddy, Larry S. Eoff
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Patent number: 8343896Abstract: Methods are provided comprising providing a sealant composition comprising an aqueous fluid, a diutan composition, at least one gel system, and a leak off prevention material; introducing the sealant composition into a well bore penetrating the subterranean formation; and allowing the sealant composition to form a seal.Type: GrantFiled: September 30, 2009Date of Patent: January 1, 2013Assignee: Halliburton Energy Services, Inc.Inventors: Larry S. Eoff, Richard W. Pauls
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Patent number: 8333241Abstract: Methods comprising mixing particulates with a consolidating agent emulsion to form a slurry; creating a foamed slurry by adding a foaming agent and a gas to the slurry; placing the foamed slurry into a portion of a subterranean formation so as to create a particulate pack; and flushing the particulate pack with a postflush fluid. In some embodiments, the consolidating agent emulsion composition comprises a resin composition.Type: GrantFiled: July 7, 2010Date of Patent: December 18, 2012Assignee: Halliburton Energy Services, Inc.Inventors: Ronald G. Dusterhoft, Michael W. Sanders, Philip D. Nguyen, Bhadra Desai
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Patent number: 8324137Abstract: The present invention includes methods and compositions that include a latex, and at least one of a natural pozzolan or cement kiln dust. An embodiment includes a method comprising: placing a latex composition in a subterranean formation, wherein the latex composition comprises: latex, a component selected from the group consisting of a natural pozzolan, cement kiln dust, and a combination thereof, and water; and allowing the latex composition to set. Another embodiment of the present invention includes a latex composition comprising: latex, a component selected from the group consisting of a natural pozzolan, cement kiln dust, and a combination thereof.Type: GrantFiled: July 27, 2010Date of Patent: December 4, 2012Inventors: Craig W. Roddy, Jiten Chatterji, D. Chad Brenneis, Ronnie G. Morgan, Callie R. Hudgins
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Publication number: 20120298360Abstract: Methods comprising identifying an interval of a subterranean formation to be treated, the interval comprising multiple portions, each portion having a different effective permeability; introducing a relative-permeability modifier into the interval; and, introducing a sealant into the interval. The relative-permeability modifier modifies the interval to have a more uniform effective permeability to water-based fluids. The relative-permeability modifier comprises a water-soluble polymer. The more uniform effective permeability of the interval allows for a more uniform treatment of the interval by the sealant than would be allowed without treatment of the interval with the relative-permeability modifier.Type: ApplicationFiled: August 10, 2012Publication date: November 29, 2012Applicant: Halliburton Energy Services, Inc.Inventors: Eldon D. Dalrymple, Julio E. Vasquez, Larry S. Eoff
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Publication number: 20120285683Abstract: The uncontrolled flow of fluid from an oil or gas well may be reduced or stopped by injecting a composition including 2-cyanoacrylate ester monomer into the fluid stream. Injection of the monomer results in a rapid, perhaps instantaneous, polymerization of the monomer within the flow stream of the fluid. This polymerization results in formation of a solid plug that reduces or stops the flow of additional fluid from the well.Type: ApplicationFiled: May 9, 2011Publication date: November 15, 2012Applicant: Los Alamos National Security, LLCInventor: Robert E. Hermes
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Patent number: 8287640Abstract: A foamed cement composition is disclosed for utilization in performing a variety of well cementing operations, and to methods for making and using same. The foamed cement composition basically includes a cement, water sufficient to form a pumpable slurry, a gas sufficient to foam the slurry, a foaming agent and optionally a foam stabilizing agent.Type: GrantFiled: September 29, 2008Date of Patent: October 16, 2012Assignee: Clearwater International, LLCInventors: Frank Zamora, Marilyn J. Bramblett, Sarkis R. Kakadjian, Ali D. Allison
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Patent number: 8278250Abstract: Methods of using relative permeability modifiers for the diversion of aqueous fluids during subterranean operations are provided. An embodiment of the present invention provides a method of diverting fluids in a subterranean formation that may comprise providing a treatment fluid comprising an aqueous fluid and a relative permeability modifier that comprises water-soluble polymer with hydrophobic or hydrophilic modification; introducing the treatment fluid into a well bore that penetrates the subterranean formation; and at least a first portion of the treatment fluid to penetrate into a portion of the subterranean formation so as to substantially divert a second portion of the treatment fluid or another aqueous treatment fluid to another portion of the subterranean.Type: GrantFiled: May 5, 2005Date of Patent: October 2, 2012Assignee: Halliburton Energy Services, Inc.Inventors: Eldon D. Dalrymple, Larry S. Eoff, B. Raghava Reddy
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Patent number: 8273691Abstract: The present invention relates to a process for binding non-consolidated oxidic inorganic materials with curable formulations which comprise etherified amino resins, and to cured compositions obtainable by the process. A preferred embodiment of the invention comprises a process for stabilizing underground formations composed of oxidic inorganic materials, wherein the curable composition is injected into the underground formation and cured at the temperatures which exist in the formation.Type: GrantFiled: August 28, 2009Date of Patent: September 25, 2012Assignee: BASF SEInventors: Christian Nitschke, Christian Spindler
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Patent number: 8267176Abstract: Of the methods provided herein, is a method comprising: providing a clean-up fluid comprising a peroxide-generating compound and an aqueous base fluid; placing the clean-up fluid in a subterranean formation; removing contaminants from at least a portion of the subterranean formation to form a cleaned portion of the formation; providing a consolidation agent; placing the consolidation agent on at least a portion of the cleaned portion of the formation; and allowing the consolidation agent to adhere to at least a plurality of unconsolidated particulates in the cleaned portion of the formation.Type: GrantFiled: December 17, 2009Date of Patent: September 18, 2012Assignee: Halliburton Energy Services, Inc.Inventors: Philip D. Nguyen, Ronald G. Dusterhoft, Bhadra Desai