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U.S. Department of Energy
Office of Scientific and Technical Information

Apparatus for downhole drilling communications and method for making and using the same

Patent ·
OSTI ID:871392
An apparatus for downhole drilling communications is presented. The apparatus includes a spool and end pieces for maintaining the spool at the bottom of a drill string near a drill bit during drilling operations. The apparatus provides a cable for communicating signals between a downhole electronics package and a surface receiver in order to perform measurements while drilling. A method of forming the apparatus is also set forth wherein the apparatus is formed about a central spindle and lathe.
Research Organization:
AT & T CORP
DOE Contract Number:
AC04-76DP00789
Assignee:
Sandia Corporation (Albuquerque, NM)
Patent Number(s):
US 5722488
OSTI ID:
871392
Country of Publication:
United States
Language:
English