A geomechanical probe for {HEAD ~ a drilling well} comprises a logging box located between two inflatable preventers and including a plurality of tracers movable radially and urged outwards by {TAIL ~ springs} for engaging the well wall 
A geomechanical probe for { HEAD ~ a drilling well } comprises a logging box located between two inflatable preventers and including a plurality of tracers movable radially and urged outwards by { TAIL ~ springs } for engaging the well wall
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH