Patents by Inventor Mallikarjuna Shroff Rama

Mallikarjuna Shroff Rama 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: 11447685
    Abstract: Compositions and methods for inhibiting dissolution of carbonates in a subterranean formation are provided. In some embodiments, the methods comprise: providing a treatment fluid that comprises a base fluid and a carbonate dissolution inhibiting additive; contacting a portion of a carbonate-bearing subterranean formation with the treatment fluid; and allowing the carbonate dissolution inhibiting additive to chemically interact with the portion of the carbonate-bearing subterranean formation to inhibit dissolution of one or more carbonate minerals in the formation, whereby the susceptibility of at least a portion of the carbonate-bearing subterranean formation to fluid-induced damage is decreased.
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: September 20, 2022
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Mallikarjuna Shroff Rama, Denise Nicole Benoit, Sumit Shivshankar Konale, Kristina Henkel Holan, Enrique Reyes
  • Patent number: 11230660
    Abstract: Lightweight micro-proppant suitable to prop open not only near-wellbore microfractures but also far-field microfractures. Some methods of fracturing and propping may comprise first introducing a pad fluid comprising a lightweight micro-proppant into a wellbore penetrating a subterranean formation at a rate and pressure sufficient to create or extend a fracture network in the subterranean formation, wherein the fracture network comprises microfractures. The lightweight micro-proppant comprises a thermoset nanocomposite having a specific gravity of about 0.9 to about 1.4 and having an average diameter of about 0.1 microns to about 50 microns. Then introducing a proppant slurry comprising a macro-proppant into the wellbore penetrating the subterranean formation after introducing the pad fluid forming a proppant pack in the fracture network wherein at least some of the lightweight micro-proppant is located in the microfractures.
    Type: Grant
    Filed: July 8, 2016
    Date of Patent: January 25, 2022
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Philip D. Nguyen, Mallikarjuna Shroff Rama, Prashant D. Chopade
  • 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: 10954431
    Abstract: Disclosed herein is a degradable diverter material having a urea compound. In particular, the degradable diverter material may be a particulate with each individual particle being a nanocompo site of a urea compound and clay. The degradable diverter material may be introduced into a wellbore penetrating a subterranean formation. The degradable diverter material may then be allowed to divert at least a portion of fluid present downhole, the fluid being introduced from the surface or already present dowhole. The degradable diverter material can then be allowed to at least partially degrade.
    Type: Grant
    Filed: October 3, 2017
    Date of Patent: March 23, 2021
    Assignee: HALLIBURTON ENERGY SERVICES, INC.
    Inventors: Shoy George Chittattukara, Vishwajit Manajirao Ghatge, Mallikarjuna Shroff Rama
  • Publication number: 20210062068
    Abstract: Compositions and methods for inhibiting dissolution of carbonates in a subterranean formation are provided. In some embodiments, the methods comprise: providing a treatment fluid that comprises a base fluid and a carbonate dissolution inhibiting additive; contacting a portion of a carbonate-bearing subterranean formation with the treatment fluid; and allowing the carbonate dissolution inhibiting additive to chemically interact with the portion of the carbonate-bearing subterranean formation to inhibit dissolution of one or more carbonate minerals in the formation, whereby the susceptibility of at least a portion of the carbonate-bearing subterranean formation to fluid-induced damage is decreased.
    Type: Application
    Filed: August 28, 2019
    Publication date: March 4, 2021
    Inventors: Mallikarjuna SHROFF RAMA, Denise Nicole BENOIT, Sumit Shivshankar KONALE, Kristina Henkel HOLAN, Enrique REYES
  • Patent number: 10815420
    Abstract: Proppants comprise crosslinked polymers for treatment of subterranean formations. The proppants may have a particle size less than or equal to 100 microns. A method of treating a subterranean formation includes placing a proppant including a crosslinked polymer in the subterranean formation. The placing may include placing the proppant in secondary fractures. Placing the proppant may avoid the closure of the secondary fractures.
    Type: Grant
    Filed: September 23, 2015
    Date of Patent: October 27, 2020
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Mallikarjuna Shroff Rama, Sairam Eluru, Monica Dandawate, Phillip D. Nguyen
  • Publication number: 20200283677
    Abstract: Disclosed herein is a degradable diverter material having a urea compound. In particular, the degradable diverter material may be a particulate with each individual particle being a nanocompo site of a urea compound and clay. The degradable diverter material may be introduced into a wellbore penetrating a subterranean formation. The degradable diverter material may then be allowed to divert at least a portion of fluid present downhole, the fluid being introduced from the surface or already present dowhole. The degradable diverter material can then be allowed to at least partially degrade.
    Type: Application
    Filed: October 3, 2017
    Publication date: September 10, 2020
    Applicant: HALLIBURTON ENERGY SERVICES, INC.
    Inventors: Shoy George CHITTATTUKARA, Vishwajit Manajirao GHATGE, Mallikarjuna SHROFF RAMA
  • Publication number: 20200255722
    Abstract: A well treatment method includes placing a first stream comprising a base fluid, a first micro-proppant, and a second micro-proppant into a zone in a subterranean formation comprising microfractures, wherein the first micro-proppant comprises at least one functional group selected from amino groups, mercapto groups, carboxylates, vinyls, and combinations thereof, wherein the second micro-proppant comprises at least one functional group selected from acrylates, epoxies, isocyanates, oxazolines, vinyls, and combinations thereof; and allowing the first and second micro-proppants to self-consolidate. A micro-proppant composition includes a first micro-proppant comprising at least one functional group selected from amino groups, mercapto groups, carboxylates, vinyls, and combinations thereof; and a second micro-proppant comprising at least one functional group selected from acrylates, epoxies, isocyanates, oxazolines, vinyls, and combinations thereof.
    Type: Application
    Filed: December 29, 2015
    Publication date: August 13, 2020
    Applicant: Halliburton Energy Services, Inc.
    Inventors: Mallikarjuna Shroff Rama, Rajender Salla, Monica Rajendra Dandawate, Philip D. Nguyen
  • Publication number: 20200056085
    Abstract: A well treatment fluid comprising an aqueous base fluid and polymer gelling agent is provided. The polymer gelling agent is selected from the group of basil seed gum, derivatives of basil seed gum, and combinations thereof. Also provided is a method of treating a well. 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.
    Type: Application
    Filed: April 25, 2017
    Publication date: February 20, 2020
    Inventors: Sairam Eluru, Pratiksha Shivaji Meher, Mallikarjuna Shroff Rama, Rajender Salla
  • Patent number: 10550306
    Abstract: A consolidation treatment method may include introducing a permeability modifier into a subterranean formation comprising zones of heterogeneous permeability; introducing a treatment fluid into the subterranean formation subsequent to the permeability modifier, wherein the permeability modifier at least partially diverts the treatment fluid in the subterranean formation such that treatment of the subterranean formation with the treatment fluid is more uniform, and wherein the permeability modifier has a higher viscosity than the treatment fluid; and consolidating one or more zones of the subterranean formation.
    Type: Grant
    Filed: September 4, 2015
    Date of Patent: February 4, 2020
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Mallikarjuna Shroff Rama, Sushant Dattaram Wadekar, Jag Pravesh
  • Patent number: 10294406
    Abstract: Sealant compositions that may be used for creating fluid flow preventing barriers in a subterranean formation. A method may comprise reacting components comprising an oxazoline functionalized polymer and a crosslinking agent in a subterranean formation to create a barrier in the subterranean formation.
    Type: Grant
    Filed: January 20, 2016
    Date of Patent: May 21, 2019
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Lalit Pandurang Salgaonkar, Mallikarjuna Shroff Rama, Rahul Chandrakant Patil
  • Patent number: 10280122
    Abstract: Various embodiments disclosed relate to compositions including a plurality of capsules each independently comprising an outer wall and an inner compartment, the inner compartment independently comprising at least one of a first hardenable resin, a first hardener or activator, and a solvent, self-healing hardened resins formed from the same, and methods of using the same. In various embodiments, the present invention provides a method of treating a subterranean formation including placing the composition in a subterranean formation, and forming a selfhealing hardened resin in the subterranean formation from the composition.
    Type: Grant
    Filed: October 7, 2014
    Date of Patent: May 7, 2019
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Rajender Salla, Mallikarjuna Shroff Rama, Jag Pravesh
  • Patent number: 10266749
    Abstract: 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: Grant
    Filed: December 9, 2014
    Date of Patent: April 23, 2019
    Assignee: HALLIBURTON ENERGY SERVICES, INC.
    Inventors: Ravikant S. Belakshe, Mallikarjuna Shroff Rama, Rajender Salla, Sumit Ramesh Songire
  • Patent number: 10266756
    Abstract: A treatment fluid and a plurality of proppant particles, which comprise a cross-linked polyimide aerogel, are provided for use in the fracking of subterranean formations. The cross-linked polyimide aerogel can have a porosity above about 80% and a compressive strength in the range from about 10,000 psi to about 50,000 psi. The cross-linked polyimide aerogel can be derived by cross-linking oligomers, wherein each oligomer comprises a base unit of one or more dianhydrides and one or more diamines.
    Type: Grant
    Filed: June 4, 2015
    Date of Patent: April 23, 2019
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Sairam Eluru, Mallikarjuna Shroff Rama, Sunil Garaje
  • Patent number: 10221352
    Abstract: Methods of using coated particulates in subterranean operations such as gravel packing, frac-packing, and hydraulic fracturing are provided. The coated particulate comprises a particulate coated with a coating composition. The coating composition comprises: a coupling agent having at least two silane groups and at least one reactive functional group, a hardener, and a curable resin.
    Type: Grant
    Filed: April 29, 2015
    Date of Patent: March 5, 2019
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Mallikarjuna Shroff Rama, Rajender Salla, Neelam Deepak Raysoni
  • Publication number: 20190023977
    Abstract: Various embodiments disclosed relate to proppants comprising crosslinked polymers for treatment of sub-terranean formations. In various embodiments, the present invention provides a method of treating a subterranean formation. The method can include placing a proppant including a crosslinked polymer in the subterranean formation.
    Type: Application
    Filed: September 23, 2015
    Publication date: January 24, 2019
    Applicant: Halliburton Energy Services, Inc.
    Inventors: Mallikarjuna SHROFF RAMA, Sairam ELURU, Monica DANDAWATE, Phillip D. NGUYEN
  • Patent number: 10093846
    Abstract: Methods for stabilizing a formation containing water sensitive materials include forming a composition including at least one amido-amine based cationic gemini surfactant and treating the water sensitive materials with an effective amount of the composition.
    Type: Grant
    Filed: June 9, 2014
    Date of Patent: October 9, 2018
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Anant Kanhoba Ghumare, Monalisa Mallick, Mallikarjuna Shroff Rama
  • Patent number: 10081750
    Abstract: Various embodiments disclosed related to methods of treating subterranean formations as well as compositions and systems for performing the same. In various embodiments, the present invention provides a method of treating a subterranean formation that includes obtaining or providing a composition including a compound including at least one silylating group and at least one ammonium group. The method also includes placing the composition in a subterranean formation.
    Type: Grant
    Filed: April 23, 2014
    Date of Patent: September 25, 2018
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Mallikarjuna Shroff Rama, Sumit Ramesh Songire, Lalit Pandurang Salgaonkar
  • Publication number: 20180223170
    Abstract: Provided are consolidation treatment methods and systems. A consolidation treatment method may comprise introducing a permeability modifier into a subterranean formation comprising zones of heterogeneous permeability; introducing a treatment fluid into the subterranean formation subsequent to the permeability modifier, wherein the permeability modifier at least partially diverts the treatment fluid in the subterranean formation such that treatment of the subterranean formation with the treatment fluid is more uniform, and wherein the permeability modifier has a higher viscosity than the treatment fluid; and consolidating one or more zones of the subterranean formation.
    Type: Application
    Filed: September 4, 2015
    Publication date: August 9, 2018
    Applicant: Halliburton Energy Services, Inc.
    Inventors: Mallikarjuna Shroff Rama, Sushant Dattaram Wadekar, Jag Pravesh
  • Patent number: 10030193
    Abstract: Consolidation compositions comprising a multipodal silane coupling agent comprising at least two silane groups and at least one amino group; a curable resin; and a resin hardening agent. The curable resin is selected from the group consisting of an epoxy resin, an aliphatic epoxy resin, a glycidylamine epoxy resin, and combinations thereof.
    Type: Grant
    Filed: June 18, 2014
    Date of Patent: July 24, 2018
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Mallikarjuna Shroff Rama, Sumit Ramesh Songire, Lalit Salgaonkar