Hanging above the drill floor, casing tongs screw each casing joint to the casing string. Casing is run into the well and officially landed when the weight of the casing string is transferred to ...

As illustrated in this chapter, the increase in mud weight requires an adjustment of drillpipe pressure during displacement of the weighted mud down the drill string. As a result ... This procedure is ...

The Naingopo well targets 181 million barrels (mbbl) of unrisked and 15mbbl of risked prospective light-to-medium oil ...

North American Helium, the drilling partner of Canada’s Helium Evolution, has completed its drilling operations of a joint ...