Patents by Inventor Thomas S. Proehl

Thomas S. Proehl 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).

  • Instrumented cementing plug and system
    Patent number: 6634425
    Abstract: A system for cementing a tubular member in a well bore includes a cementing plug. The cementing plug includes at least one sensor. The system transmits a value measured by the sensor to a surface location. The system may transmit the value measured by the sensor through a cable connected between the plug and the surface location. Alternatively, the system may transmit the value measured by the sensor acoustically to the surface location.
    Type: Grant
    Filed: June 20, 2002
    Date of Patent: October 21, 2003
    Assignee: Noble Engineering & Development, Ltd.
    Inventors: Charles H. King, Mitchell D. Pinckard, Thomas S. Proehl
  • Instrumented cementing plug and system
    Publication number: 20020157828
    Abstract: A system for cementing a tubular member in a well bore includes a cementing plug. The cementing plug includes at least one sensor. The system transmits a value measured by the sensor to a surface location. The system may transmit the value measured by the sensor through a cable connected between the plug and the surface location. Alternatively, the system may transmit the value measured by the sensor acoustically to the surface location.
    Type: Application
    Filed: June 20, 2002
    Publication date: October 31, 2002
    Inventors: Charles H. King, Mitchell D. Pinckard, Thomas S. Proehl