Apparatus for downhole drilling communications and method for ma

Details Apparatus for downhole drilling communications and method for ma Apparatus for downhole drilling communications and method for ma

1996-04-18

1998-03-03

Neuder, William P.

Wells

With electrical means

439932, E21B 1922

Patent

active

057224889

ABSTRACT:
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.

REFERENCES:
patent: 3294941 (1966-12-01), Mullen
patent: 5105878 (1992-04-01), Forest et al.
patent: 5135698 (1992-08-01), Salama et al.
patent: 5234058 (1993-08-01), Sas-Jaworsky et al.

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