Patents by Inventor Derry Eddy

Derry Eddy 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).

  • Patent number: 8430161
    Abstract: Methods of producing a sour hydrocarbon gas via production tubing intersecting a reservoir, are described, one method including contacting an underground reservoir with an aqueous composition optionally comprising an additive, the reservoir comprising hydrocarbons and sulfur compounds; displacing the composition into the reservoir by forcing a fluid (which may be a non-hydrocarbon gas, or inert gas, or nitrogen, or argon, or mixture thereof), into the reservoir, or into the production tubing; and producing at least some of the hydrocarbons and sulfur compounds from the reservoir through the production tubing, the composition wetting the production tubing and preventing substantial deposition of elemental sulfur thereon.
    Type: Grant
    Filed: May 19, 2009
    Date of Patent: April 30, 2013
    Assignee: BP Corporation North America Inc.
    Inventors: Derry Eddy, Kean Zemlak
  • Publication number: 20090288822
    Abstract: Methods of producing a sour hydrocarbon gas via production tubing intersecting a reservoir, are described, one method including contacting an underground reservoir with an aqueous composition optionally comprising an additive, the reservoir comprising hydrocarbons and sulfur compounds; displacing the composition into the reservoir by forcing a fluid (which may be a non-hydrocarbon gas, or inert gas, or nitrogen, or argon, or mixture thereof), into the reservoir, or into the production tubing; and producing at least some of the hydrocarbons and sulfur compounds from the reservoir through the production tubing, the composition wetting the production tubing and preventing substantial deposition of elemental sulfur thereon.
    Type: Application
    Filed: May 19, 2009
    Publication date: November 26, 2009
    Applicant: BP CORPORATION NORTH AMERICA INC.
    Inventors: Derry Eddy, Kean Zemlak