It also relates to {TAIL ~ drilling systems}, apparatuses, and {HEAD ~ methods} that utilize the novel tags, as well as the novel tags, their components, and drillpipes that are equipped with such tags 
It also relates to { TAIL ~ drilling systems } , apparatuses , and { HEAD ~ methods } that utilize the novel tags , as well as the novel tags , their components , and drillpipes that are equipped with such tags
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH 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 OTH OTH OTH