If {HEAD ~ the system} detects {TAIL ~ a formation fluid influx} or kick, the well may be shut in more promptly than using many of the prior art techniques 
If { HEAD ~ the system } detects { TAIL ~ a formation fluid influx } or kick , the well may be shut in more promptly than using many of the prior art techniques
OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH