18 July 2017

Throw the chain

To flip the spinning chain up from a tool joint box so that the chain wraps around the tool joint pin after it is stabbed into […]
18 July 2017

Tight formation

A petroleum- or water-bearing formation of relatively low porosity and permeability.
18 July 2017

Tight hole

1) a well about which information is restricted for security or competitive reasons. 2) a section of the hole that, for some reason, is undergauge. For […]
18 July 2017

Tongs

The large wrenches used to make up or break out drill pipe, casing, tubing, or other pipe; variously called casing tongs, pipe tongs, and so forth, […]