of the rig. These power swivels boast at least 1,000 horsepower that turn a shaft to which the drill string is screwed. Replacing the traditional Kelly or rotary table, the top drive lessens the ...

Whether pipe is being fed into the wellbore or it is being taken out, the iron roughneck uses a rotary table ... on the rig floor has now become almost completely automated in most drilling ...

The US drilling rig count decreased by 7 units during the week ended Apr. 11 to reach a total of 583 rotary rigs working, Baker Hughes Inc. reported. That compares with 617 ...

Japan's Eneos Drilling, a subsidiary of Eneos Xplora, has entered into a drilling contract with Japan Vietnam Petroleum ...