Patents by Inventor Eldon D. Dalrympre

Eldon D. Dalrympre 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).

  • Hydrophobically modified polymers for a well completion spacer fluid
    Patent number: 7114568
    Abstract: A method and composition is provided for a relative permeability modifier for use with aqueous well treatment fluids that comprises a hydrophobically modified water soluble polymer or a hydrophilically modified water soluble polymer.
    Type: Grant
    Filed: April 15, 2004
    Date of Patent: October 3, 2006
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Larry S. Eoff, Eldon D. Dalrympre, B. Raghava Reddy, Frank Zamora