Patents by Inventor Charles W. Alsobrook

Charles W. Alsobrook 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).

  • Aerogels effective to reduce drilling fluid density
    Patent number: 8034749
    Abstract: Use of aerogels reduce the density of system fluids useful during drilling operations and system fluids comprising aerogels.
    Type: Grant
    Filed: December 23, 2003
    Date of Patent: October 11, 2011
    Assignee: Baker Hughes Incorporated
    Inventors: Charles W. Alsobrook, Thomas A. Jones
  • Method for reducing density of a system fluid and for performing drilling operations using a reduced density system fluid comprising aerogel
    Patent number: 7303013
    Abstract: Methods for reducing density of a system fluid and performing drilling operations using a reduced density system fluid comprising aerogel.
    Type: Grant
    Filed: July 10, 2006
    Date of Patent: December 4, 2007
    Assignee: Baker Hughes Incorporated
    Inventors: Charles W. Alsobrook, Thomas A. Jones
  • Aerogels effective to reduce drilling fluid density
    Publication number: 20040147405
    Abstract: Use of aerogels reduce the density of system fluids useful during drilling operations and system fluids comprising aerogels.
    Type: Application
    Filed: December 23, 2003
    Publication date: July 29, 2004
    Applicant: Baker Hughes Incorporated
    Inventors: Charles W. Alsobrook, Thomas A. Jones