{HEAD ~ The apparatus} 1, wherein the fine screen and {TAIL ~ supporting screen} are attached to each other within the exchangeable flow conditioning insert 
wherein
{ HEAD ~ The apparatus } 1 , wherein the fine screen and { TAIL ~ supporting screen } are attached to each other within the exchangeable flow conditioning insert
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH