Development of NBB-390～52/11～8 Variable Displacement Mud Pump and the Application

Abstract:

In order to meet the deep core drilling requirements and based on the analysis on the advantages and disadvantages of the existing similar mud pumps in the market, the main problems to be solved for new mud pump are put forward. NBB-390～52/11～8 variable displacement pump is introduced about its main components, characteristics, technical parameters and test running.