Patents by Inventor Chetan Prakash
Chetan Prakash 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: 11674368Abstract: Methods and system for using salting out inhibitors in subterranean formations are provided. In some embodiments, the methods comprise introducing a treatment fluid comprising an aqueous base fluid, a salting out inhibitor, a gelling agent, and one or more salts into at least a portion of a subterranean formation, wherein the salting out inhibitor is selected from the group consisting of: an oligomer comprising one or more quaternary ammonium cations, a polymer comprising one or more quaternary ammonium cations, a source of one or more phosphate anions, and any combination thereof.Type: GrantFiled: June 7, 2022Date of Patent: June 13, 2023Assignee: Halliburton Energy Services, Inc.Inventors: Sairam Eluru, Pratiksha Shivaji Meher, Chetan Prakash, Sandeep Kumar Borra
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Publication number: 20220298894Abstract: Methods and system for using salting out inhibitors in subterranean formations are provided. In some embodiments, the methods comprise introducing a treatment fluid comprising an aqueous base fluid, a salting out inhibitor, a gelling agent, and one or more salts into at least a portion of a subterranean formation, wherein the salting out inhibitor is selected from the group consisting of: an oligomer comprising one or more quaternary ammonium cations, a polymer comprising one or more quaternary ammonium cations, a source of one or more phosphate anions, and any combination thereof.Type: ApplicationFiled: June 7, 2022Publication date: September 22, 2022Applicant: Halliburton Energy Services, Inc.Inventors: Sairam Eluru, Pratiksha Shivaji Meher, Chetan Prakash, Sandeep Kumar Borra
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Patent number: 11384624Abstract: Methods and system for using salting out inhibitors in subterranean formations are provided. In some embodiments, the methods comprise introducing a treatment fluid comprising an aqueous base fluid, a salting out inhibitor, a gelling agent, and one or more salts into at least a portion of a subterranean formation, wherein the salting out inhibitor is selected from the group consisting of: an oligomer comprising one or more quaternary ammonium cations, a polymer comprising one or more quaternary ammonium cations, a source of one or more phosphate anions, and any combination thereof.Type: GrantFiled: July 18, 2018Date of Patent: July 12, 2022Assignee: Halliburton Energy Services, Inc.Inventors: Sairam Eluru, Pratiksha Shivaji Meher, Chetan Prakash, Sandeep Kumar Borra
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Patent number: 11214725Abstract: A well treatment fluid comprising an aqueous base fluid and a sugar-based surfactant is provided. The sugar-based surfactant includes at least one betaine functionalized alkyl polyglucoside. Also provided is a method of treating an oil and gas well.Type: GrantFiled: August 28, 2020Date of Patent: January 4, 2022Assignee: Halliburton Energy Services, Inc.Inventors: Sairam Eluru, Chetan Prakash, Shreya Mohan
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Patent number: 11130904Abstract: Systems and methods for using gellable gravel packing fluids that may comprise polysaccharide gelling agents and gel stabilizers to extend the working temperature range for the polysaccharide gelling agents. A method for placing a gravel pack in a subterranean formation comprising: providing a gravel packing fluid in the form of a linear gel and comprising an aqueous base fluid, a polysaccharide gelling agent, a thermal stabilizer, and a gravel; placing the gravel packing fluid into the subterranean formation; and allowing the gravel packing fluid to form a gravel pack in the subterranean formation.Type: GrantFiled: February 24, 2016Date of Patent: September 28, 2021Assignee: Halliburton Energy Services, Inc.Inventors: Mallikarjuna Shroff Rama, Chetan Prakash, Anant Kanhoba Ghumare, Sunil Narsingrao Garaje
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Patent number: 11130903Abstract: A method of treating a well comprising introducing an aqueous-based well treatment fluid into the well and treating the well with the well treatment fluid is provided. The well treatment fluid comprises an aqueous base fluid, and a treating agent. The treating agent comprises fulvic acid. In one embodiment, the treating agent functions as a scale inhibitor. In another embodiment, the treating agent functions as a gel stabilizer. For example, the method can be a method of fracturing a subterranean formation. For example, the method can be a method of forming a gravel pack in a well. An aqueous-based well treatment fluid is also provided.Type: GrantFiled: May 9, 2017Date of Patent: September 28, 2021Assignee: Halliburton Energy Services, Inc.Inventors: Sairam Eluru, Chetan Prakash
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Publication number: 20210246768Abstract: Methods and system for using salting out inhibitors in subterranean formations are provided. In some embodiments, the methods comprise introducing a treatment fluid comprising an aqueous base fluid, a salting out inhibitor, a gelling agent, and one or more salts into at least a portion of a subterranean formation, wherein the salting out inhibitor is selected from the group consisting of: an oligomer comprising one or more quaternary ammonium cations, a polymer comprising one or more quaternary ammonium cations, a source of one or more phosphate anions, and any combination thereof.Type: ApplicationFiled: July 18, 2018Publication date: August 12, 2021Inventors: Sairam Eluru, Pratiksha Shivaji Meher, Chetan Prakash, Sandeep Kumar Borra
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Publication number: 20210095188Abstract: A method of treating a well comprising introducing an aqueous-based well treatment fluid into the well and treating the well with the well treatment fluid is provided. The well treatment fluid comprises an aqueous base fluid, and an iron control agent present in the well treatment fluid in an amount sufficient to chelate iron dissolved in the aqueous base fluid. The iron control agent comprises fulvic acid. The iron control agent can also function as a gel stabilizer. In one embodiment, for example, the method is a method of fracturing a subterranean formation. In another embodiment, for example, the method is a method of forming a gravel pack in a well. An aqueous-based well treatment fluid is also provided.Type: ApplicationFiled: May 9, 2017Publication date: April 1, 2021Inventors: Sairam Eluru, Chetan Prakash
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Patent number: 10907086Abstract: A composition and method for treating a subterranean formation that includes preparing a treatment gel of aqueous fluid, a thickening agent soluble in the aqueous fluid, sand/gravel, and micro fibrous cellulose. Placing the treatment gel in at least a portion of a subterranean formation.Type: GrantFiled: November 29, 2016Date of Patent: February 2, 2021Assignee: Halliburton Energy Services, Inc.Inventors: Chetan Prakash, Sairam Eluru, Monalisa Mallick
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Publication number: 20200392391Abstract: A well treatment fluid comprising an aqueous base fluid and a sugar-based surfactant is provided. The sugar-based surfactant includes at least one betaine functionalized alkyl polyglucoside. Also provided is a method of treating an oil and gas well.Type: ApplicationFiled: August 28, 2020Publication date: December 17, 2020Inventors: Sairam Eluru, Chetan Prakash, Shreya Mohan
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Patent number: 10836946Abstract: A well treatment fluid comprising an aqueous base fluid and a sugar-based surfactant is provided. The sugar-based surfactant includes at least one betaine functionalized alkyl polyglucoside. Also provided is a method of treating an oil and gas well.Type: GrantFiled: March 28, 2016Date of Patent: November 17, 2020Assignee: Halliburton Energy Services, Inc.Inventors: Sairam Eluru, Chetan Prakash, Shreya Mohan
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Patent number: 10815417Abstract: An invert emulsion composition which includes a base fluid having an oleaginous phase and a non-oleaginous phase, an emulsifier, and wherein the oleaginous phase includes a mixture of vegetable oil and an oil other than vegetable oil. The composition may also include particles such as proppants or gravel, which may be coated prior to introduction to the composition to assist in stabilization the emulsion. The invert emulsion composition can be employed in fracturing, gravel packing, and diversion operations, and the like.Type: GrantFiled: September 6, 2016Date of Patent: October 27, 2020Assignee: HALLIBURTON ENERGY SERVICES, INC.Inventors: Sairam Eluru, Chetan Prakash, Umesh Namdeo Nehete
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Publication number: 20200181482Abstract: An invert emulsion composition which includes a base fluid having an oleaginous phase and a non-oleaginous phase, an emulsifier, and wherein the oleaginous phase includes a mixture of vegetable oil and an oil other than vegetable oil. The composition may also include particles such as proppants or gravel, which may be coated prior to introduction to the composition to assist in stabilization the emulsion. The invert emulsion composition can be employed in fracturing, gravel packing, and diversion operations, and the like.Type: ApplicationFiled: September 6, 2016Publication date: June 11, 2020Applicant: HALLIBURTON ENERGY SERVICES, INC.Inventors: Sairam ELURU, Chetan PRAKASH, Umesh Namdeo NEHETE
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Publication number: 20200102487Abstract: A method of treating a well comprising introducing an aqueous-based well treatment fluid into the well and treating the well with the well treatment fluid is provided. The well treatment fluid comprises an aqueous base fluid, and a treating agent. The treating agent comprises fulvic acid. In one embodiment, the treating agent functions as a scale inhibitor. In another embodiment, the treating agent functions as a gel stabilizer. For example, the method can be a method of fracturing a subterranean formation. For example, the method can be a method of forming a gravel pack in a well. An aqueous-based well treatment fluid is also provided.Type: ApplicationFiled: May 9, 2017Publication date: April 2, 2020Inventors: Sairam ELURU, Chetan Prakash
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Patent number: 10553119Abstract: According to some aspects of this disclosure a roadside assistance application programming interface (API) may allow any type of application, internet of things device, voice recognition device, and others to provide roadside assistance functionality. According to some aspects of this disclosure a device may communicate with sensors or an on-board diagnostics system of a vehicle and retrieve vehicle data. The device may recommend a service based on the vehicle data. The device may send a request for roadside assistance. The device may be used to enroll a user as a member of a roadside assistance benefits program. The above mentioned steps may all be performed via a single application running on the device. According to some aspects of this disclosure a device may process a roadside assistance request and determine a roadside assistance service provider to send to a user that requested roadside assistance.Type: GrantFiled: October 4, 2018Date of Patent: February 4, 2020Assignee: Allstate Insurance CompanyInventors: Hiral T. Shah, Chetan Prakash Singh, Subbu Arunachalam Sankara Narayanan, Paul R. Turnbull, Byron J. Williams, Nedier Janvier
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Publication number: 20190345372Abstract: A well treatment fluid comprising an aqueous base fluid and a sugar-based surfactant is provided. The sugar-based surfactant includes at least one betaine functionalized alkyl polyglucoside. Also provided is a method of treating an oil and gas well.Type: ApplicationFiled: March 28, 2016Publication date: November 14, 2019Inventors: Sairam Eluru, Chetan Prakash, Shreya Mohan
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Publication number: 20190316024Abstract: A composition and method for treating a subterranean formation that includes preparing a treatment gel of aqueous fluid, a thickening agent soluble in the aqueous fluid, sand/gravel, and micro fibrous cellulose. Placing the treatment gel in at least a portion of a subterranean formation.Type: ApplicationFiled: November 29, 2016Publication date: October 17, 2019Applicant: Halliburton Energy Services, Inc.Inventors: Chetan Prakash, Sairam Eluru, Monalisa Mallick
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Publication number: 20190264096Abstract: This disclosure presents a well fracturing pad fluid, having a gelling agent; one or more buffering agents; a viscosity breaker; a biocide; a nonionic alkyl glycoside; and water, is present in the range from about 90% to about 99.9% by volume of the well fracturing pad fluid and methods of use.Type: ApplicationFiled: November 21, 2016Publication date: August 29, 2019Inventors: Sairam Eluru, Chetan Prakash, Rahul Chandrakant Patil
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Patent number: 10093850Abstract: A wellbore treatment fluid comprising: a base fluid; a viscosifier, wherein the viscosifier is a synthetic, cross-linked polymer having a thermal stability greater than 275° F.; a breaker, wherein the breaker decreases the viscosity of the treatment fluid at or above a breaker-activation temperature; and an activator, wherein the activator is a chelate complex, and wherein the activator activates the breaker to reduce the viscosity of the treatment fluid at a temperature less than the breaker-activation temperature. A method of treating a subterranean formation comprising: introducing the treatment fluid into the subterranean formation.Type: GrantFiled: May 11, 2015Date of Patent: October 9, 2018Assignee: Halliburton Energy Services, Inc.Inventors: Chetan Prakash, Ravikant Belakshe, Nurpasha Hipparge
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Publication number: 20180105737Abstract: A wellbore treatment fluid comprising: a base fluid; a viscosifier, wherein the viscosifier is a synthetic, cross-linked polymer having a thermal stability greater than 275° F.; a breaker, wherein the breaker decreases the viscosity of the treatment fluid at or above a breaker-activation temperature; and an activator, wherein the activator is a chelate complex, and wherein the activator activates the breaker to reduce the viscosity of the treatment fluid at a temperature less than the breaker-activation temperature. A method of treating a subterranean formation comprising: introducing the treatment fluid into the subterranean formation.Type: ApplicationFiled: May 11, 2015Publication date: April 19, 2018Inventors: Chetan PRAKASH, Ravikant BELAKSHE, Nurpasha HIPPARGE