METAL SEALED CONE BITS REDUCE COSTS IN ABRASIVE DRILLING

Rodrigo Cortes, G. Hocol SA Neiva Colombia Carlos Valbuena, Victor Cuellar Hughes Christensen Co. Maracaibo, Venezuela Metal sealed rolling cone bits have cut drilling costs by increasing the footage drilled per bit and by increasing the penetration rate in several wells in South America. The metal seals double the bearing life compared to conventional elastomer sealed bits, thereby allowing the bit to stay on bottom longer.

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