Patents by Inventor Tracy Speer

Tracy Speer 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).

  • Method and apparatus for a well employing the use of an activation ball
    Patent number: 9404330
    Abstract: A system includes a tubular string and a hollow ball. The tubular string is adapted to be deployed downhole in a well and includes a seat. An activation ball adapted to be deployed in the well to lodge in the seat. The ball includes an outer shell that forms a spherical surface. The outer shell forms an enclosed volume therein, and the outer shell is formed from a metallic material.
    Type: Grant
    Filed: February 28, 2014
    Date of Patent: August 2, 2016
    Assignee: Schlumberger Technology Corporation
    Inventors: Tracy Speer, Piro Shkurti, John Chrysostom Wolf
  • METHOD AND APPARATUS FOR A WELL EMPLOYING THE USE OF AN ACTIVATION BALL
    Publication number: 20140174728
    Abstract: A system includes a tubular string and a hollow ball. The tubular string is adapted to be deployed downhole in a well and includes a seat. An activation ball adapted to be deployed in the well to lodge in the seat. The ball includes an outer shell that forms a spherical surface. The outer shell forms an enclosed volume therein, and the outer shell is formed from a metallic material.
    Type: Application
    Filed: February 28, 2014
    Publication date: June 26, 2014
    Applicant: Schlumberger Technology Corporation
    Inventors: Tracy Speer, Piro Shkurti, John Chrysostom Wolf
  • METHOD AND APPARATUS FOR A WELL EMPLOYING THE USE OF AN ACTIVATION BALL
    Publication number: 20120006562
    Abstract: A system includes a tubular string and a hollow ball. The tubular string is adapted to be deployed downhole in a well and includes a seat. An activation ball adapted to be deployed in the well to lodge in the seat. The ball includes an outer shell that forms a spherical surface. The outer shell forms an enclosed volume therein, and the outer shell is formed from a metallic material.
    Type: Application
    Filed: July 11, 2011
    Publication date: January 12, 2012
    Inventors: Tracy Speer, Piro Shkurti, John Chrysostom Wolf
  • Mill and pump-off sub
    Publication number: 20070023188
    Abstract: A downhole mill includes a plurality of cutters extending generally radially from a center region to a gage diameter, wherein the plurality of cutters includes a first serrated cutter blade having a plurality of peaks and valleys along its length. The plurality of cutters includes a second serrated cutter blade having a plurality of peaks and valleys along its length. The plurality of cutters includes a non-serrated cutter blade positioned upon the cutting face between the first serrated cutter blade and the second serrated cutter blade, wherein the peaks of the first serrated cutter blade is radially aligned with the valleys of the second serrated cutter blade.
    Type: Application
    Filed: July 29, 2005
    Publication date: February 1, 2007
    Applicant: Smith International, Inc.
    Inventors: William Roberts, Tracy Speer