Reverse circulation drilling tools
Reverse Circulation (RC) drilling inzira inoshandiswa mukuongorora zvicherwa nekuchera migodhi kuunganidza matombo ematombo kubva pasi pevhu. Muchibhorani cheRC, sando yekuchera yakasarudzika inozivikanwa se "Reverse Circulation hammer" inoshandiswa. Iyi tekinoroji inonyanya kushanda pakuwana emhando yepamusoro sampuli kubva pakadzika uye yakaoma dombo maumbirwo. A Reverse Circulation drilling tool inyundo yepneumatic yakagadzirirwa kugadzira simba rinodzika nekutyaira chibooreso mudombo. Kusiyana nekuchera kwechinyakare, uko kuchekwa kunounzwa kumusoro kuburikidza netambo yekuchera, muRC kuchera, dhizaini yesando inobvumira kutenderera kutenderera kwekucheka.
