Noble Procetech Engineers One Of The Leading Manufacturers and Supplier Of Hydraulic Actuated Diaphragm Pump in Mumbai. A Hydraulic Actuated Diaphragm Pump is a type of positive displacement pump where a diaphragm is flexed by hydraulic fluid to move liquids. This design offers a reliable, leak-free solution for pumping aggressive, abrasive, or hazardous fluids in a variety of industrial applications, including water treatment, chemical processing, and oil and gas operations.