Patents by Inventor Ravikant S. Belakshe
Ravikant S. Belakshe 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).
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Patent number: 11377581Abstract: Methods of treating a subterranean formation include providing a treatment fluid including a composition of a borate salt, an amine, and an organosilane; introducing the treatment fluid into the formation; and curing the composition to at least partially consolidate unconsolidated particulates in the formation.Type: GrantFiled: November 7, 2018Date of Patent: July 5, 2022Assignee: HALLIBURTON ENERGY SERVICES, INC.Inventors: Ravikant S. Belakshe, Sumit Ramesh Songire
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Patent number: 11286415Abstract: Compositions and methods for removing scales within a subterranean environment are provided. The method includes placing a treatment fluid into the subterranean environment containing oil-laden scales and dissolving the oil-laden scales by contacting the treatment fluid to the oil-laden scales. The treatment fluid contains a solvent mixture containing a pyrrolidone and a terpene, an emulsifier, and a chelate mixture containing hydrochloric acid and a chelating agent that contains methylglycine diacetate.Type: GrantFiled: December 21, 2017Date of Patent: March 29, 2022Assignee: Halliburton Energy Services, Inc.Inventors: Ravikant S. Belakshe, Monalisa Mallick
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Patent number: 11286413Abstract: Well treatments that use modified biopolymers for diversion, conformance, fluid loss control, and/or other well treatments, including a method of providing conformance, fluid loss control, or diversion in a subterranean formation, may include providing a treatment fluid including a base fluid and hydrogel particles which may include modified biopolymers that are crosslinked, the modified biopolymers may include a biopolymer backbone and side chains derived from synthetic monomers; and introducing the treatment fluid into a subterranean formation penetrated by a wellbore.Type: GrantFiled: December 18, 2015Date of Patent: March 29, 2022Assignee: Halliburton Energy Services, Inc.Inventors: Ravikant S. Belakshe, Pratiksha Shivaji Meher, Larry Steven Eoff
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Patent number: 11091977Abstract: Methods of temporarily blocking zones of a subterranean formation for diversion, isolation, and fluid-loss control are provided. The method of diverting a fluid includes introducing a treatment fluid comprising a formate brine, xanthan gum, and a cross-linking agent into the formation; allowing the treatment fluid to set into a gel in perforations in a first zone of the formation to block the perforations in the first zone; introducing a stimulation fluid into the formation; and diverting the stimulation fluid away from the perforations in the first zone to perforations in a second zone of the formation.Type: GrantFiled: October 25, 2016Date of Patent: August 17, 2021Assignee: HALLIBURTON ENERGY SERVICES, INC.Inventors: Ravikant S. Belakshe, Sumit Ramesh Songire, Larry Steven Eoff
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Patent number: 11084971Abstract: The present disclosure relates to acidizing treatment fluids for use in subterranean formation, such as wellbore, operations for dissolving iron sulfide scale, such as iron sulfide scale in sour conditions. Such treatment fluids comprise an aqueous base fluid; an acid; a chelating agent of methylglycine diacetic acid trisodium salt; and a hydrogen sulfide scavenger blend comprising 3-hydroxybutanal, crotonaldehyde, acetaldehyde, and a solvent base fluid.Type: GrantFiled: September 6, 2016Date of Patent: August 10, 2021Assignee: Halliburton Energy Services, Inc.Inventors: Ravikant S. Belakshe, Monalisa Mallick
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Publication number: 20210214602Abstract: Methods of treating a subterranean formation include providing a treatment fluid including a composition of a borate salt, an amine, and an organosilane; introducing the treatment fluid into the formation; and curing the composition to at least partially consolidate unconsolidated particulates in the formation.Type: ApplicationFiled: November 7, 2018Publication date: July 15, 2021Inventors: Ravikant S. BELAKSHE, Sumit Ramesh SONGIRE
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Patent number: 11060374Abstract: Methods for producing a swellable packer in a downhole environment are provided. A method includes introducing a treatment fluid containing a polymeric composition into a wellbore within the downhole environment and exposing the polymeric composition to an acid to produce a swollen polymeric material within the downhole environment. The polymeric composition contains a reaction product of at least one or more monomers, one or more comonomers, and one or more crosslinkers. The acid can be in situ formed from an acid precursor introduced into the downhole environment.Type: GrantFiled: February 20, 2018Date of Patent: July 13, 2021Assignee: Halliburton Energy Services, Inc.Inventors: Sunita Sameer Kadam, Vaishali Mishra, Rahul Chandrakant Patil, Mohamed A. Salam, Ravikant S. Belakshe, Siddharth Roy, Vilas Ramtenki
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Publication number: 20210140269Abstract: Methods of temporarily blocking zones of a subterranean formation for diversion, isolation, and fluid-loss control are provided. The method of diverting a fluid includes introducing a treatment fluid comprising a formate brine, xanthan gum, and a cross-linking agent into the formation; allowing the treatment fluid to set into a gel in perforations in a first zone of the formation to block the perforations in the first zone; introducing a stimulation fluid into the formation; and diverting the stimulation fluid away from the perforations in the first zone to perforations in a second zone of the formation.Type: ApplicationFiled: October 25, 2016Publication date: May 13, 2021Inventors: Ravikant S. Belakshe, Sumit Ramesh Songire, Larry Steven Eoff
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Publication number: 20200255719Abstract: Compositions and methods for removing scales within a subterranean environment are provided. The method includes placing a treatment fluid into the subterranean environment containing oil-laden scales and dissolving the oil-laden scales by contacting the treatment fluid to the oil-laden scales. The treatment fluid contains a solvent mixture containing a pyrrolidone and a terpene, an emulsifier, and a chelate mixture containing hydrochloric acid and a chelating agent that contains methylglycine diacetate.Type: ApplicationFiled: December 21, 2017Publication date: August 13, 2020Applicant: Halliburton Energy Services, Inc.Inventors: Ravikant S. Belakshe, Monalisa Mallick
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Patent number: 10703962Abstract: Methods, compositions, and systems that use hydrogels of graft polymers for diversion of acidic treatment fluids in subterranean formations. A method for acid diversion may comprise: applying a first acidizing treatment to a first treatment zone of a subterranean formation; introducing a hydrogel to the first treatment zone, wherein the hydrogel comprises a graft polymer that is crosslinked; and applying a second acidizing treatment to the subterranean formation, wherein the hydrogel diverts the second acidizing treatment to a second treatment zone.Type: GrantFiled: December 21, 2015Date of Patent: July 7, 2020Assignee: Halliburton Energy Services, Inc.Inventors: Pratiksha Shivaji Meher, Ravikant S. Belakshe, Larry Steven Eoff
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Patent number: 10626322Abstract: Various embodiments disclosed relate to acidizing compositions and methods of using the same for treatment of subterranean formations, wherein the acidizing compositions comprise an acid; and a compound having a structure chosen from: Formula (I, II), wherein R1 at each occurrence is independently chosen from —H and substituted or unsubstituted (C1-C30)hydrocarbyl, R2 at each occurrence is independently chosen from —CN, CONRA2, and —COORA, wherein RA at each occurrence is independently chosen from —H and substituted or unsubstituted (C1-C30)hydrocarbyl, R3 at each occurrence is independently chosen from substituted or unsubstituted (C1-C30)hydrocarbyl, a substituted or unsubstituted (C1-C10)heterocyclyl, and a (Ci-C3o)hydrocarbyl substituted by a substituted or unsubstituted (C1-C10)heterocyclyl and interrupted by 0, 1, 2, or 3 groups independently chosen from -0-, —S—, and substituted or unsubstituted —NH—, and M is a Michael-addition donor.Type: GrantFiled: December 10, 2014Date of Patent: April 21, 2020Assignee: HALLIBURTON ENERGY SERVICES, INC.Inventors: Ravikant S. Belakshe, Rajender Salla, Ramesh Uppuluri
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Publication number: 20190376363Abstract: Methods for producing a swellable packer in a downhole environment are provided. A method includes introducing a treatment fluid containing a polymeric composition into a wellbore within the downhole environment and exposing the polymeric composition to an acid to produce a swollen polymeric material within the downhole environment. The polymeric composition contains a reaction product of at least one or more monomers, one or more comonomers, and one or more crosslinkers. The acid can be in situ formed from an acid precursor introduced into the downhole environment.Type: ApplicationFiled: February 20, 2018Publication date: December 12, 2019Applicant: Halliburton Energy Services, Inc.Inventors: Sunita Sameer Kadam, Vaishali Mishra, Rahul Chandrakant Patil, Mohamed A. Salam, Ravikant S. Belakshe, Siddharth Roy, Vilas Ramtenki
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Publication number: 20190309218Abstract: Acidic treatment fluids and compounds for retarding formation of precipitates in acidizing operations are provided. A method may introducing an acidic treatment fluid into a subterranean formation; wherein the acidic treatment fluid comprises a carrier fluid, an acid compound, a zwitterionic compound, and an anionic compound; and wherein the acid compound interacts with the subterranean formation to dissolve acid-soluble components of the subterranean formation.Type: ApplicationFiled: August 4, 2016Publication date: October 10, 2019Applicant: Halliburton Energy Services, Inc.Inventors: Ravikant S. Belakshe, Pratiksha Shivaji Meher
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Publication number: 20190177601Abstract: The present disclosure relates to acidizing treatment fluids for use in subterranean formation, such as wellbore, operations for dissolving iron sulfide scale, such as iron sulfide scale in sour conditions. Such treatment fluids comprise an aqueous base fluid; an acid; a chelating agent of methylglycine diacetic acid trisodium salt; and a hydrogen sulfide scavenger blend comprising 3-hydroxybutanal, crotonaldehyde, acetaldehyde, and a solvent base fluid.Type: ApplicationFiled: September 6, 2016Publication date: June 13, 2019Applicant: Halliburton Energy Services, Inc.Inventors: Ravikant S. Belakshe, Monalisa Mallick
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Patent number: 10266749Abstract: Various embodiments disclosed relate to compositions including a glycerol ester including at least two epoxides for treatment of subterranean formations. In various embodiments, the present invention provides a method of treating a subterranean formation. The method includes placing in a subterranean formation a composition including a glycerol ester that includes at least two epoxides. The composition also includes a hardening agent.Type: GrantFiled: December 9, 2014Date of Patent: April 23, 2019Assignee: HALLIBURTON ENERGY SERVICES, INC.Inventors: Ravikant S. Belakshe, Mallikarjuna Shroff Rama, Rajender Salla, Sumit Ramesh Songire
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Patent number: 10221658Abstract: Chelating agents and silica scale control additives are often employed separately in conjunction with performing a dissolution process in a subterranean formation containing a siliceous material. Carminic acid and related compounds may be used to perform similar functions dually in various subterranean treatment operations. Methods for treating a subterranean formation can comprise: providing a treatment fluid comprising a carrier fluid and an ortho-dihydroxylated aromatic compound comprising a substance selected from the group consisting of carminic acid, kermesic acid, any salt thereof, any derivative thereof, and any combination thereof; and introducing the treatment fluid into a subterranean formation.Type: GrantFiled: August 14, 2015Date of Patent: March 5, 2019Assignee: Halliburton Energy Services, Inc.Inventors: Ravikant S. Belakshe, Sumit Ramesh Songire
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Publication number: 20180362840Abstract: Methods, compositions, and systems that use hydrogels of graft polymers for diversion of acidic treatment fluids in subterranean formations. A method for acid diversion may comprise: applying a first acidizing treatment to a first treatment zone of a subterranean formation; introducing a hydrogel to the first treatment zone, wherein the hydrogel comprises a graft polymer that is crosslinked; and applying a second acidizing treatment to the subterranean formation, wherein the hydrogel diverts the second acidizing treatment to a second treatment zone.Type: ApplicationFiled: December 21, 2015Publication date: December 20, 2018Applicant: Halliburton Energy Services, Inc.Inventors: Pratiksha Shivaji Meher, Ravikant S. Belakshe, Larry Steven Eoff
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Publication number: 20180346787Abstract: Well treatments that use modified biopolymers for diversion, conformance, fluid loss control, and/or other well treatments, including a method of providing conformance, fluid loss control, or diversion in a subterranean formation, comprising: providing a treatment fluid comprising a base fluid and hydrogel particles, wherein the hydrogel particles comprise modified biopolymers that are crosslinked, the modified biopolymers comprising a biopolymer backbone and a side chains derived from synthetic monomers; and introducing the treatment fluid into a subterranean formation penetrated by a wellbore.Type: ApplicationFiled: December 18, 2015Publication date: December 6, 2018Applicant: Halliburton Energy Services, Inc.Inventors: Ravikant S. Belakshe, Pratiksha Shivaji Meher, Larry Steven Eoff
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Publication number: 20180208828Abstract: Chelating agents and silica scale control additives are often employed separately in conjunction with performing a dissolution process in a subterranean formation containing a siliceous material. Carminic acid and related compounds may be used to perform similar functions dually in various subterranean treatment operations. Methods for treating a subterranean formation can comprise: providing a treatment fluid comprising a carrier fluid and an ortho-dihydroxylated aromatic compound comprising a substance selected from the group consisting of carminic acid, kermisic acid, any salt thereof, any derivative thereof, and any combination thereof; and introducing the treatment fluid into a subterranean formation.Type: ApplicationFiled: August 14, 2015Publication date: July 26, 2018Inventors: Ravikant S. BELAKSHE, Sumit Ramesh SONGIRE
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Patent number: 10023788Abstract: Methods for acidizing subterranean formations may include introducing into a wellbore penetrating the subterranean formation having a temperature of about 275° F. or greater a treatment fluid comprising an aqueous fluid, a Lewis acid catalyst and a precursor; wherein the precursor is selected from the group consisting of a saccharide, a saccharide derivative, and a combination thereof; and reacting the precursor and the Lewis acid catalyst to yield an organic acid in a portion of the subterranean formation, a portion of the wellbore, or both.Type: GrantFiled: June 6, 2014Date of Patent: July 17, 2018Assignee: Halliburton Energy Services, Inc.Inventors: Ravikant S. Belakshe, Ramesh Uppuluri, Sumit Ramesh Songire