In one specific way of practicing the invention, the housing and {HEAD ~ workpiece} are positioned in {TAIL ~ a main chamber} of an autoclave or hot isostatic pressing apparatus 
positioned in
In one specific way of practicing the invention , the housing and { HEAD ~ workpiece } are positioned in { TAIL ~ a main chamber } of an autoclave or hot isostatic pressing apparatus
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH