Patents by Inventor Mfon Anita

Mfon Anita 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).

  • Cement compositions for reducing gas or water migration and methods of using the same
    Patent number: 7325611
    Abstract: A method of cementing a wellbore comprising preparing a cement composition comprising a water-soluble aromatic sulfonated polymer, and placing the cement composition into the wellbore, wherein the cement composition develops a compressive strength of greater than about zero in less time than a similar cement composition having a comparable thickening time and lacking a water-soluble aromatic sulfonated polymer. A cement composition comprising a water-soluble aromatic sulfonated polymer, wherein the cement composition develops a compressive strength of greater than about zero in less time than a similar cement composition having comparable thickening time and lacking a water-soluble aromatic sulfonated polymer.
    Type: Grant
    Filed: March 9, 2006
    Date of Patent: February 5, 2008
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Ashok K. Santra, Mfon Anita, B. Raghava Reddy