{HEAD ~ Such system} can provide identification, {TAIL ~ inventory}, and quality control functions and, in one aspect, are useful to insure that desired tubulars, and only desired tubulars, go downhole and that desired apparatus, and only desired apparatus, is used on the rig 
provide
{ HEAD ~ Such system } can provide identification , { TAIL ~ inventory } , and quality control functions and , in one aspect , are useful to insure that desired tubulars , and only desired tubulars , go downhole and that desired apparatus , and only desired apparatus , is used on the rig
HEAD HEAD HEAD HEAD HEAD HEAD OTH REL OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH