drill stem meaning in Hindi

Examples

1. NOV "'Grant Prideco "'is a supplier of drill pipe and drill stem accessories.
2. After coring, oil flowed to the surface during a drill stem test at.
3. The Zululand bore eventually bottomed out at 6, 000 metres with a drill stem and no oil.
4. During normal well drilling, drilling mud is pumped through the drill stem and out of the drill bit.
5. Drill stem testing involves deploying a series of tools known as a test bottomhole assembly ( BHA ).
6. The company s services include well logging, cementing and acidizing, drill stem test, well testing, training and development, and general services.
7. In 1956, Schlumberger acquired Johnston Testers and continues to perform drill stem tests and wireline formation tests in both open and cased holes.
8. The drill stem includes the entire drill string, plus the kelly that imparts rotation and torque to the drill pipe at the top.
9. Performed after the well is cased, cased hole drill stem testing uses a retrievable production packer that is set above the zone of interest.
10. Shut-in procedures are usually developed and practiced for every rig activity, such as drilling, tripping, logging, running tubular, performing a drill stem test, and so on.