As best shown in FIG 3, {HEAD ~ the bottom section} of {TAIL ~ kiln} 10 is provided with a floor 44 having an opened portion 45 central thereof 
of
As best shown in FIG 3 , { HEAD ~ the bottom section } of { TAIL ~ kiln } 10 is provided with a floor 44 having an opened portion 45 central thereof
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH