Patents by Inventor Sudhir Maruti NIMANE

Sudhir Maruti NIMANE 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).

  • Contribution based approach to increase the density and strength of current thixotropic loss control solutions
    Patent number: 11820937
    Abstract: The current method comprises producing a loss control blend by selecting blend ingredients that contribute to thixotropy of the blend, density of the blend, and compressive strength of the set blend, wherein at least one of the blend ingredients contributes positively to all three of these attributes.
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: November 21, 2023
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Sairam K S Pindiprolu, Sudhir Maruti Nimane, Sandip Prabhakar Patil, Rahul Chandrakant Patil
  • Aqueous silica dispersion
    Patent number: 11447681
    Abstract: Methods of forming an aqueous silica suspension are provided. The methods include admixing water, an organic acid, a silica powder, and a siliconate under certain conditions. The silica powder includes undensified silica powder in an amount of at least about 50% by weight and has a specific gravity in the range of from about 2.1 to about 2.5, a bulk density in the range of from about 12 lb/ft3 to about 40 lb/ft3, and a water requirement of from about 80 to about 250 at a pH in the range of from about 5.5 to about 7.5. Also provided are aqueous silica suspensions, hydraulic cement compositions, and methods of cementing in a well.
    Type: Grant
    Filed: July 30, 2019
    Date of Patent: September 20, 2022
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Sairam K S Pindiprolu, Sudhir Maruti Nimane, Jan Pieter Vijn
  • AQUEOUS SILICA DISPERSION
    Publication number: 20220127511
    Abstract: Methods of forming an aqueous silica suspension are provided. The methods include admixing water, an organic acid, a silica powder, and a siliconate under certain conditions. The silica powder includes undensified silica powder in an amount of at least about 50% by weight and has a specific gravity in the range of from about 2.1 to about 2.5, a bulk density in the range of from about 12 lb/ft3 to about 40 lb/ft3, and a water requirement of from about 80 to about 250 at a pH in the range of from about 5.5 to about 7.5. Also provided are aqueous silica suspensions, hydraulic cement compositions, and methods of cementing in a well.
    Type: Application
    Filed: July 30, 2019
    Publication date: April 28, 2022
    Inventors: Sairam KS PINDIPROLU, Sudhir Maruti NIMANE, Jan Pieter VIJN
  • CONTRIBUTION BASED APPROACH TO INCREASE THE DENSITY AND STRENGTH OF CURRENT THIXOTROPIC LOSS CONTROL SOLUTIONS
    Publication number: 20210403793
    Abstract: The current method comprises producing a loss control blend by selecting blend ingredients that contribute to thixotropy of the blend, density of the blend, and compressive strength of the set blend, wherein at least one of the blend ingredients contributes positively to all three of these attributes.
    Type: Application
    Filed: July 29, 2019
    Publication date: December 30, 2021
    Inventors: Sairam KS PINDIPROLU, Sudhir Maruti NIMANE, Sandip Prabhakar PATIL, Rahul Chandrakant PATIL