The wastewater treatment plants produce sludge throughout their waste processing stages. The treatment process produces sludge, which undergoes primary and secondary treatment to produce hardened sludge that requires disposal or further processing. The transfer of this thick sticky substance from thickeners to digesters or draining systems requires special equipment called thickened sludge...

Chemical additives need to be applied at precise levels during various manufacturing and cleaning operations. The two separate dosage requirements involve two different procedures which require the addition of color to painted surfaces and plastic materials while operators must add lime slurry to both water treatment plants and wastewater treatment plants. The pigment dosing pump must deliver...