This significantly shortens the duration of {TAIL ~ depressurization} compared to the conventional slow depressurization in that heat is supplied indirectly through {HEAD ~ the extractor wall} 
This significantly shortens the duration of { TAIL ~ depressurization } compared to the conventional slow depressurization in that heat is supplied indirectly through { HEAD ~ the extractor wall }
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD