Derrickman (Oil and Gas Wells)
Sets up and operates derrick equipment and pumps to circulate mud through drill hole.
Derrickman (Oil and Gas Wells)
Sets up and operates derrick equipment and pumps to circulate mud through drill hole.
codeValue
inCodeSet
name
Derrickman (Oil and Gas Wells)
comment
Sets up and operates derrick equipment and pumps to circulate mud through drill hole.
label
Derrickman (Oil and Gas Wells)