Deck : Deck General - 3176/5076
|
|---|
| « Previous Question |
| Why must the drilled hole be filled with drilling mud when tripping the drill string out of the hole? |
| A) To keep the mud agitated |
| B) To prevent reduction of fluid head on the formations |
| C) To compensate for MODU heave |
| D) To maintain circulation to the mud pits |
loading answer...
| Comments |
|---|
| There are no comments for this question. |