The melting furnace used in the process of the invention includes those typical of {HEAD ~ use} in making {TAIL ~ cast iron} 
in making
The melting furnace used in the process of the invention includes those typical of { HEAD ~ use } in making { TAIL ~ cast iron }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL