Pump knowledge–Introduction to Marine Dredging Pump
Ⅰ. Development History of Marine Dredging Pump 1. The PN series dredging pumps were produced before 1980s, with sizes ranging from 1PN to 10PN, 2. After the 1980s, slurry pumps from abroad were introduced: we improved the G (GH) series, which are used on a cutter suction dredger for pumping large particles of gravel; AH series of pumps were…