Patents Examined by Charles T. Eldred
  • Apparatus for extracting recorded information from a logging tool
    Patent number: 4928088
    Abstract: A communications system for providing communication between a downhole well logging apparatus and external equipment in which a portion of the external equipment is placed in an aperature in a side wall of the well logging and electromagnetic signals are exchanged.
    Type: Grant
    Filed: March 10, 1989
    Date of Patent: May 22, 1990
    Assignee: Schlumberger Technology Corporation
    Inventors: Bruno Jorion, Christian Galiano, Peter Wraight