Patents by Inventor Alexander Murray Nicolson

Alexander Murray Nicolson 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).

  • Borehole telemetry system
    Patent number: 4023136
    Abstract: A geothermal well power-generation system is monitored by sensors permanently associated with the operating power generation system. These sensors detect changes in well water temperature, water pressure below and above the pump, and pump rotating speed. The data obtained is transmitted to a receiver at the earth's surface via sections of the system's plumbing which are utilized as an electromagnetic transmission line.
    Type: Grant
    Filed: June 9, 1975
    Date of Patent: May 10, 1977
    Assignee: Sperry Rand Corporation
    Inventors: David Lamensdorf, Alexander Murray Nicolson