Muzana remakore rechipiri BC, China yakashandisa vanhu uye yakashandisa simba re bamboo bow elastic kuti cone drill bit iite kuti cone drill bit irove pasi painoboorwa. Gare gare, yakashandiswa kumaruwa eChina kwenguva yakareba. Michina yekuboorwa kwetambo dzetambo dzakagadzirwa kubva kunze kwenyika kusvika kuma1950. Mukutanga kwema1960, michina yekuboorwa kwemvura yakaita semakone makuru nemadiki uye makone epunch-grab yakagadzirwa. Munenge muna 1966, positive circulation rotary drilling rig yakatanga kugadzirwa, reverse circulation rotary drilling rig uye compound drilling rig zvakagadzirwa zvinobudirira muna 1974, uye down-the-hole vibrating rotary drilling rig yakagadzirwa mukupera kwema1970. Nyika dzeEurope neAmerica dzainyanya kushandisa wire rope percussion drilling rigs muzana remakore rechi19. Muma1860, France yakatanga kushandisa rotary rotary drilling rigs, iyo yakazounzwa kuUnited States uye yakabudirira zvikuru. Muma1950, kuvandudzwa kwe reverse-circulation rotary rotary drilling rigs kwakatanga. Gare gare, marobhori ekudhonza anotenderera achishandisa mhepo yakamanikidzwa panzvimbo pevhu senzvimbo yekusuka tsime. Mumakore ekuma1970, marobhori ekudhonza anotenderera ehydraulic power head akagadzirwa.
Nguva yekutumira: Kubvumbi-26-2021
