down the hole hammer piling
Qu'est-ce qu'une barre de forage ?
3. Casing and Tubing
A red light should be installed on the top of the column of the crawler pile driver (hereinafter referred to as the pile driver) (when it is working at night, it must be turned on) to warn the surrounding crowd, and it is recommended that the user install it according to the actual situation.
Conclusion
(1) If the horizontal slurry pump causes a blockage of solid hard deposits in the volute, measures can be taken to remove the blockage.
(1) If the horizontal slurry pump causes a blockage of solid hard deposits in the volute, measures can be taken to remove the blockage.