The apparatus further includes an inductive coupler portion, a device for performing {HEAD ~ a task} in {TAIL ~ the wellbore}, and an electrical link between the inductive coupler portion and the device 
in
The apparatus further includes an inductive coupler portion , a device for performing { HEAD ~ a task } in { TAIL ~ the wellbore } , and an electrical link between the inductive coupler portion and the device
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH