forer le trou vers le bas
The Mechanism Behind DTH Drilling
4. Pitman
piezas mecánicas de triturador de mandril

Cleaning method:
Fill the pump with water
Open the inlet door and clean the clogged part of the pipeline
Plug the leak area and check whether the packing is wet or compressed
Cleaning method:
Fill the pump with water
Open the inlet door and clean the clogged part of the pipeline
Plug the leak area and check whether the packing is wet or compressed