Patents by Inventor Jeanette Dixon

Jeanette Dixon 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).

  • Drilling fluids
    Patent number: 7614462
    Abstract: Drilling fluids, drilling lubricants for such drilling fluids, and methods of drilling wells, particularly oil and/or gas wells using such drilling fluids. The inclusion of lubricants affords lubrication in drilling fluids in which the lubricant compatibility and/or performance may be adversely affected by other components of the drilling fluid, particularly divalent cations such as calcium, formate salts or highly alkaline components such as alkali silicate.
    Type: Grant
    Filed: February 8, 2008
    Date of Patent: November 10, 2009
    Assignee: Croda International PLC
    Inventor: Jeanette Dixon
  • Drilling fluids
    Publication number: 20080202815
    Abstract: This invention relates to drilling fluids, to drilling lubricants for such drilling fluids and to methods of drilling wells, particularly oil and/or gas wells using such drilling fluids. In particular, the invention relates to the inclusion of lubricants which afford lubrication in drilling fluids in which the lubricant compatibility and/or performance may be adversely affected by other components of the drilling fluid, particularly divalent cations such as calcium, formate salts or highly alkaline components such as alkali silicate.
    Type: Application
    Filed: February 8, 2008
    Publication date: August 28, 2008
    Applicant: Croda International Plc
    Inventor: Jeanette Dixon
  • Drilling fluids
    Patent number: 7343986
    Abstract: This invention relates to drilling fluids, to drilling lubricants for such drilling fluids and to methods of drilling wells, particularly oil and/or gas wells using such drilling fluids. In particular, the invention relates to the inclusion of lubricants which afford lubrication in drilling fluids in which the lubricant compatibility and/or performance may be adversely affected by other components of the drilling fluid, particularly divalent cations such as calcium, formate salts or highly alkaline components such as alkali silicate.
    Type: Grant
    Filed: May 24, 2004
    Date of Patent: March 18, 2008
    Assignee: Croda International PLC
    Inventor: Jeanette Dixon
  • Drilling fluids
    Publication number: 20050199428
    Abstract: This invention relates to drilling fluids, to drilling lubricants for such drilling fluids and to methods of drilling wells, particularly oil and/or gas wells using such drilling fluids. In particular, the invention relates to the inclusion of lubricants which afford lubrication in drilling fluids in which the lubricant compatibility and/or performance may be adversely affected by other components of the drilling fluid, particularly divalent cations such as calcium, formate salts or highly alkaline components such as alkali silicate.
    Type: Application
    Filed: May 24, 2004
    Publication date: September 15, 2005
    Inventor: Jeanette Dixon