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2. Sewage pumping - Wikipedia

   en.wikipedia.org/wiki/Sewage_pumping

   KOS+ M openwell submersible pump. Small-scale sewage pumping is normally done by a submersible pump.. This became popular in the early 1960s, when a guide rail system was developed to lift the submersible pump out of the pump station for repair, and ended the dirty and sometimes dangerous task of sending people into the sewage or wet pit. [1]

3. Pumping station - Wikipedia

   en.wikipedia.org/wiki/Pumping_station

   A four pole or six pole AC induction motor normally drives the pump. Rather than provide large open passages, some pumps, typically smaller sewage pumps, also macerate any solids within the sewage breaking them down into smaller parts which can more easily pass through the impeller. The interior of a sewage pump station is a very dangerous place.

4. Chopper pump - Wikipedia

   en.wikipedia.org/wiki/Chopper_pumps

   Grinder pumps are typically used for light weight sewage applications, whereas chopper pumps are used for tough solids handling applications. The chopping system consists of a set of rotating cutters that are keyed to the shaft and work in conjunction with the stationary cutters, which are bolted to the suction plate.

5. Grinder pump - Wikipedia

   en.wikipedia.org/wiki/Grinder_pump

   Grinder pumps can be installed in the basement or in the yard. If installed in the yard, the holding tank must be buried deep enough that the pump and sewage pipes are below the frost line. A grinder pump is different from a sump pump or effluent pump. There are two types of grinder pumps, semi-positive displacement (SPD) and centrifugal.

6. Return Sludge Pumping Station, Fields Point Sewage Treatment ...

   en.wikipedia.org/wiki/Return_Sludge_Pumping...

   The pumps in the building are no longer original, having been replaced several times. [2] The building is one of three to survive in the Field's Point area from the early decades of Providence's wastewater treatment system. the others are the Ernest Street Sewage Pumping Station and the Chemical Building ; the Sludge Press House was demolished ...

7. Vacuum truck - Wikipedia

   en.wikipedia.org/wiki/Vacuum_truck

   A vacuum truck, vacuum tanker, vactor truck, vactor, vac-con truck, vac-con is a tank truck that has a pump and a tank. The pump is designed to pneumatically suck liquids, sludges, slurries, or the like from a location (often underground) into the tank of the truck. The objective is to enable transport of the liquid material via road to another ...