| http://www.w3.org/ns/prov#value | - Apparatus for the controlled addition of dewatering conditioning polymer material to a sewage sludge to produce a mixture thereof including:(a) pump means including conduit means for supplying a flow of sewage sludge at predetermined rate of flow to a container therefor; (b) controllable pump means including conduit means for supplying a flow of conditioning polymer material at a controlled rate o
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