New drill bit for shale drilling introduced

摘要

SMITH BITS, A Schlumberger company, recently announced the release of its Spear shale-optimised steel body polycrystalline diamond compact (PDC) bit. The Spear drill bit is specifically designed for shale plays to drill a curve and a long lateral hole section for faster penetration rates in low hydraulic energy environments."The Spear bit makes efficient use of rig time by significantly enhancing both rate of penetration (ROP) and run length," said Guy Arrington, president.