Mixing machines for mixing chemical substances, in particular flocculation agents, into liquids, suspensions and sludges, in particular for the chemical conditioning of sludges before their dehydration, and for the treatment, in particular the disintegration and homogenisation, of liquids, suspensions and sludges, in particular sewage sludge

VALVES, BEING COMPONENTS OF INDUSTRIAL MACHINES, FOR MIXING AND DISPENSING OF TWO-COMPONENT REACTIVE MATERIALS