This filter cake is then transferred into the conversion apparatus 5 in which a so called low temperature conversion of the sewage sludge filter cake, which now has a low water content, is effected with {HEAD ~ the supply} of {TAIL ~ heat} 
of
This filter cake is then transferred into the conversion apparatus 5 in which a so called low temperature conversion of the sewage sludge filter cake , which now has a low water content , is effected with { HEAD ~ the supply } of { TAIL ~ heat }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL