Patents by Inventor Michael J. Szymaski

Michael J. Szymaski 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 composition comprising environmentally compatible defoaming agents and methods of use
    Patent number: 7670423
    Abstract: Provided herein are defoaming agents that comprise lecithin and a solvent. Optionally, they may comprise hydrophobic particles. One embodiment provides a defoaming agent that comprises lecithin and a solvent.
    Type: Grant
    Filed: June 3, 2005
    Date of Patent: March 2, 2010
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Michael J. Szymaski, J. Michael Wilson, Samuel J. Lewis, Bryan K. Waugh
  • Cement compositions comprising environmentally compatible defoaming agents and methods of use
    Patent number: 7273103
    Abstract: Provided herein are defoaming agents that comprise lecithin and a solvent. Optionally, they may comprise hydrophobic particles. One embodiment provides a method comprising: providing a well fluid that comprises foam; providing a defoaming agent that comprises lecithin and a solvent; and contacting the well fluid with the defoaming agent so that the amount of foam present in the well fluid is reduced.
    Type: Grant
    Filed: June 3, 2005
    Date of Patent: September 25, 2007
    Assignee: HalliburtonCEnergy Services, Inc.
    Inventors: Michael J. Szymaski, J. Michael Wilson, Samuel J. Lewis, Bryan K. Waugh