Description
Dredger is a kind of machinery, which uses as desilting, digging, lifting and transportation. For different point of applications, there are great deals of different dredgers. And it can be divided into categories of mechanical and hydraulic.
The first use of dredger was in the transportation area, which for desilting in canals, rivers and land fillings.
In the working processing for sand is pumping or mud dredging, it can be showed as hopper dredger, chain dredger, grab dredger, and cutter suction dredger.
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Sand Pump Vessel