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 the box. The stand or joint of drill pipe is turned or spun by a pull on the spinning chain from the cathead on the drawworks.
[pdf] 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 the box. The stand or joint of drill pipe is turned or spun by a pull on the spinning chain from the cathead on the drawworks.
[pdf] A drilling rig is an integrated system that , such as oil or water wells, or holes for and other construction purposes, into the earth's subsurface. Drilling rigs can be massive structures housing equipment used to drill , , or natural gas extraction wells, or they can be small enough to be moved manually by one person and such are called . Drilling rigs can s.
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