AFTER ANALYSING CLIENT data from offset wells, the Baker Hughes drill bit team in Egypt developed a case for a trial run of the Hughes Christensen Quantec PDC bit technology, which resulted in savings of USS152,000 on two wetls. After using both PDC and Tricone bits in demanding deep-drilling applications, Baker Hughes, operating as a joint venture with the Egyptian Government Petroleum Company, had found the Tricone bits delivered only slow rates of penetration (ROP).
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