Patents by Inventor Chad D. Brenneis

Chad D. Brenneis 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).

  • Spacer fluids containing cement kiln dust and methods of use
    Patent number: 8522873
    Abstract: Disclosed are spacer fluids comprising cement kiln dust (“CKD”) and methods of use in subterranean formations.
    Type: Grant
    Filed: September 30, 2010
    Date of Patent: September 3, 2013
    Assignee: Halliburton Energy Services, Inc.
    Inventors: James Robert Benkley, Chad D. Brenneis, Craig W. Roddy
  • Spacer Fluids Containing Cement Kiln Dust and Methods of Use
    Publication number: 20110017452
    Abstract: Disclosed are spacer fluids comprising cement kiln dust (“CKD”) and methods of use in subterranean formations.
    Type: Application
    Filed: September 30, 2010
    Publication date: January 27, 2011
    Applicant: Halliburton Energy Services, Inc.
    Inventors: James Robert Benkley, Chad D. Brenneis, Craig W. Roddy