Legra blast hole dewatering pumps are extremely reliable and efficient in operation. Lets compare mining to digging a hole in the sand at the seashore. All of the hard rock blasting was also in wet conditions. This website will describe the pneumatic displacement pump designed specifically to dewater small to medium diameter drill holes. Dewatering equipment and pumps vesco dewatering inc. Bds pneumatic blasthole dewatering pump videos youtube. A fully recessed vortex impeller allows this pump to handle difficult solids found in sewage applications. A non return valve is also an important feature of legra wet ends, as it prevents water from reentering the hole through the pump on reclaim. The all power small diameter blast hole dewatering system uses the world wide field proven dewatering cycle. This ensures pit wall stability, more effective dry blasting and blast holes. Improving shovel productivity through blast design and on. The spts3tr model is designed for difficult pumping jobs where stringy solids are present. Dewatering was performed by permanent bores located outside the pits and by temporary inpit sumps.
The pneumatic blast hole dewatering system was originally developed and perfected for blasting operations occurring along the wet. Dewatering equipment and pump trucks are used for dewatering and irrigation in remote areas where there is no power, or in areas where the use of electricity would be dangerous. Technology data sheet mine dewatering groundwater is a common problem when mining, and developing a mine below groundwater level presents many challenges. Dewatering and using wr will give you the identical powder factor that you intended when you established your drill hole spacing and burden. Lambert to suggest this repair is that he had observed the morbidity and mortality that patients were. All legra wet ends are of multistage stainless steel construction, giving.