10,351
edits
Changes
Jump to navigation
Jump to search
Line 45:
Line 45: + +
→Circulating system
==Circulating system==
==Circulating system==
[[file:land-rigs_fig2.png|thumb|{{figure number|2}}Circulating system of a rig. (From Whittaker.<ref name=pt03r50>Whittaker, A., ed., 1985, Field geologists training guide: Boston, MA, IHRDC, 291 p.</ref>]]
Circulation of [[drilling fluid]] (mud) serves several functions on a rig, including cooling the bit, providing hole stability, and aiding in formation evaluation.
Circulation of [[drilling fluid]] (mud) serves several functions on a rig, including cooling the bit, providing hole stability, and aiding in formation evaluation.