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).

  • Patent number: 11674368
    Abstract: 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: Grant
    Filed: June 7, 2022
    Date of Patent: June 13, 2023
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Sairam Eluru, Pratiksha Shivaji Meher, Chetan Prakash, Sandeep Kumar Borra
  • Publication number: 20220298894
    Abstract: 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: Application
    Filed: June 7, 2022
    Publication date: September 22, 2022
    Applicant: Halliburton Energy Services, Inc.
    Inventors: Sairam Eluru, Pratiksha Shivaji Meher, Chetan Prakash, Sandeep Kumar Borra
  • Patent number: 11384624
    Abstract: 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: Grant
    Filed: July 18, 2018
    Date of Patent: July 12, 2022
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Sairam Eluru, Pratiksha Shivaji Meher, Chetan Prakash, Sandeep Kumar Borra
  • Patent number: 11214725
    Abstract: 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: Grant
    Filed: August 28, 2020
    Date of Patent: January 4, 2022
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Sairam Eluru, Chetan Prakash, Shreya Mohan
  • Patent number: 11130904
    Abstract: 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: Grant
    Filed: February 24, 2016
    Date of Patent: September 28, 2021
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Mallikarjuna Shroff Rama, Chetan Prakash, Anant Kanhoba Ghumare, Sunil Narsingrao Garaje
  • Patent number: 11130903
    Abstract: 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: Grant
    Filed: May 9, 2017
    Date of Patent: September 28, 2021
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Sairam Eluru, Chetan Prakash
  • Publication number: 20210246768
    Abstract: 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: Application
    Filed: July 18, 2018
    Publication date: August 12, 2021
    Inventors: Sairam Eluru, Pratiksha Shivaji Meher, Chetan Prakash, Sandeep Kumar Borra
  • Publication number: 20210095188
    Abstract: 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: Application
    Filed: May 9, 2017
    Publication date: April 1, 2021
    Inventors: Sairam Eluru, Chetan Prakash
  • Patent number: 10907086
    Abstract: 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: Grant
    Filed: November 29, 2016
    Date of Patent: February 2, 2021
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Chetan Prakash, Sairam Eluru, Monalisa Mallick
  • Publication number: 20200392391
    Abstract: 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: Application
    Filed: August 28, 2020
    Publication date: December 17, 2020
    Inventors: Sairam Eluru, Chetan Prakash, Shreya Mohan
  • Patent number: 10836946
    Abstract: 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: Grant
    Filed: March 28, 2016
    Date of Patent: November 17, 2020
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Sairam Eluru, Chetan Prakash, Shreya Mohan
  • Patent number: 10815417
    Abstract: 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: Grant
    Filed: September 6, 2016
    Date of Patent: October 27, 2020
    Assignee: HALLIBURTON ENERGY SERVICES, INC.
    Inventors: Sairam Eluru, Chetan Prakash, Umesh Namdeo Nehete
  • Publication number: 20200181482
    Abstract: 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: Application
    Filed: September 6, 2016
    Publication date: June 11, 2020
    Applicant: HALLIBURTON ENERGY SERVICES, INC.
    Inventors: Sairam ELURU, Chetan PRAKASH, Umesh Namdeo NEHETE
  • Publication number: 20200102487
    Abstract: 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: Application
    Filed: May 9, 2017
    Publication date: April 2, 2020
    Inventors: Sairam ELURU, Chetan Prakash
  • Patent number: 10553119
    Abstract: 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: Grant
    Filed: October 4, 2018
    Date of Patent: February 4, 2020
    Assignee: Allstate Insurance Company
    Inventors: Hiral T. Shah, Chetan Prakash Singh, Subbu Arunachalam Sankara Narayanan, Paul R. Turnbull, Byron J. Williams, Nedier Janvier
  • Publication number: 20190345372
    Abstract: 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: Application
    Filed: March 28, 2016
    Publication date: November 14, 2019
    Inventors: Sairam Eluru, Chetan Prakash, Shreya Mohan
  • Publication number: 20190316024
    Abstract: 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: Application
    Filed: November 29, 2016
    Publication date: October 17, 2019
    Applicant: Halliburton Energy Services, Inc.
    Inventors: Chetan Prakash, Sairam Eluru, Monalisa Mallick
  • Publication number: 20190264096
    Abstract: 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: Application
    Filed: November 21, 2016
    Publication date: August 29, 2019
    Inventors: Sairam Eluru, Chetan Prakash, Rahul Chandrakant Patil
  • Patent number: 10093850
    Abstract: 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: Grant
    Filed: May 11, 2015
    Date of Patent: October 9, 2018
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Chetan Prakash, Ravikant Belakshe, Nurpasha Hipparge
  • Publication number: 20180105737
    Abstract: 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: Application
    Filed: May 11, 2015
    Publication date: April 19, 2018
    Inventors: Chetan PRAKASH, Ravikant BELAKSHE, Nurpasha HIPPARGE