Tsela ea Rotary Drilling

Lisebelisoa tsa ho cheka tsa merafo e lokela ho ba lisebelisoa tsa ho cheka tsa shaft tse nkehang tse nang le tlhophiso e loketseng ea potoloho ea oli, ts'ebetso e ntle ea khokahano, le lebelo la ho hula ka potlako.

Re na le mefuta e fapaneng ea meepo lisebelisoa tsa ho phunya. Haeba u na le lipotso mabapi le liparamente kapa u batla ho buisana le lihlahisoa tse tšoanang, ka kopo romella molaetsa ho rona.