{HEAD ~ A method} of and an apparatus for heating, melting and production of gaseous fuel include supplying air, {TAIL ~ coal}, steam into a melt 
include supplying
{ HEAD ~ A method } of and an apparatus for heating , melting and production of gaseous fuel include supplying air , { TAIL ~ coal } , steam into a melt
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH