Sludge dewatering units for treating waste water and sewage by modifying the granulometry of sludge for obtaining increased dryness of said sludge

'dewat':2 'dryness':19 'granulometri':13 'increas':18 'modifi':11 'obtain':17 'said':21 'sewag':9 'sludg':1,15,22 'treat':5 'unit':3 'wast':6 'water':7

Sludge dewatering units being machines, namely, pumps operating by cavitation and for modifying the granulometry of sludge for obtaining increased dryness of said sludge

'cavit':10 'dewat':2 'dryness':21 'granulometri':15 'increas':20 'machin':5 'modifi':13 'name':6 'obtain':19 'oper':8 'pump':7 'said':23 'sludg':1,17,24 'unit':3

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