Patents by Inventor Juanita C. Selman

Juanita C. Selman 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: 8132452
    Abstract: A low maintenance adjustable method for sampling fluid from a well using a gas analyzer, a fluid conditioner, and a gas trap. The gas trap can have a plurality of couplings, a plurality of hammer unions, a plurality of base manifold pipes, a base manifold flow line, a chimney pipe connected to the base manifold flow line, a controllable valve, a reducer connected to the chimney, an expansion chamber component connected to the reducer, a restrictor mounted to the expansion chamber component, and a conduit connection connected to the restrictor for engaging a conduit to flow a gas sample from the gas trap to a gas analyzer.
    Type: Grant
    Filed: November 10, 2009
    Date of Patent: March 13, 2012
    Assignee: Selman and Associates, Ltd
    Inventors: Thomas H. Selman, Juanita C. Selman, Matthew J. Jennings, Richard James Gonzales, Brian A. Jennings, Stephen M. Bergman
  • Patent number: 7957903
    Abstract: A low maintenance adjustable gas trap with a plurality of couplings, each coupling securing to a flow line of a drilling rig; a plurality of hammer unions each engaging a coupling; a plurality of base manifold pipes, each engaging a hammer union; a base manifold flow line engaging the base manifold pipes, a chimney pipe connected to the base manifold flow line with a controllable valve, a reducer connected to the chimney opposite the base manifold flow line; an expansion chamber component connected to the reducer; a restrictor mounted to the expansion chamber component opposite the reducer, wherein the restrictor has a diameter no more than ?rd a diameter of the expansion chamber component; and a conduit connection connected to the restrictor for engaging a conduit to flow a gas sample from the gas trap to a gas analyzer.
    Type: Grant
    Filed: November 10, 2009
    Date of Patent: June 7, 2011
    Assignee: Selman and Associates, Ltd.
    Inventors: Thomas H. Selman, Juanita C. Selman, Matthew J. Jennings, Richard James Gonzales, Brian A. Jennings, Stephen M. Bergman
  • Patent number: 7844400
    Abstract: A low maintenance adjustable system for sampling gas from a well using a gas analyzer; a conditioning and filtering device; a gas trap having a plurality of couplings, a plurality of hammer unions, a plurality of base manifold pipes, a base manifold flow line, a chimney pipe connected to the base manifold flow line, a controllable valve, a reducer connected to the chimney, an expansion chamber component connected to the reducer, a restrictor mounted to the expansion chamber component, and a conduit connection connected to the restrictor for engaging a conduit to flow a gas sample from the gas trap to a gas analyzer.
    Type: Grant
    Filed: November 10, 2009
    Date of Patent: November 30, 2010
    Assignee: Selman and Associates, Ltd.
    Inventors: Thomas H. Selman, Juanita C. Selman, Matthew J. Jennings, Richard James Gonzales, Brian A. Jennings, Stephen M. Bergman