Patents by Inventor Johnny Barton

Johnny Barton 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).

  • Methods and compositions for forming permeable cement sand screens in well bores
    Publication number: 20020108535
    Abstract: Methods and compositions for forming permeable cement sand screens in well bores are provided. The compositions are basically comprised of a hydraulic cement, a particulate cross-linked gel containing an internal breaker which after time causes the gel to break into a liquid and water present in an amount sufficient to form a slurry.
    Type: Application
    Filed: February 19, 2002
    Publication date: August 15, 2002
    Inventors: Philip D. Nguyen, Ronald J. Crook, Johnny A. Barton, David L. Brown
  • Methods and compositions for forming permeable cement sand screens in well bores
    Patent number: 6390195
    Abstract: Methods and compositions for forming permeable cement sand screens in well bores are provided. The compositions are basically comprised of a hydraulic cement, a particulate cross-linked gel containing an internal breaker which after time causes the gel to break into a liquid and water present in an amount sufficient to form a slurry.
    Type: Grant
    Filed: October 27, 2000
    Date of Patent: May 21, 2002
    Assignee: Halliburton Energy Service,s Inc.
    Inventors: Philip D. Nguyen, Ronald J. Crook, Johnny A. Barton, David L. Brown