буровое долото с запрессованными поликристаллическими алмазными резцами(Halliburton Energy Services' product service line, Security DBS, announced the commercialization of its Millennium Series fixed cutter bit. While conventional impregnated bits typically employ a slow grinding action that fails formation, the new design-for-formation Millennium Series bit is able to incorporate an advanced synthetic diamond technology to micro-shear the formation. Dorian Roman)
