Normal & Abnormal pressure of reservior

As the rock layers are deposited one upon another, formation water is squeezed out of the pores due to the overburden. This process is called compaction. As long as the formation water has escape avenues, the formation pressure bleeds down to the ‘normal value’. The generally accepted normal value is ranging from 0.433 to 0.465

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About OilWellConsultancy

Welcome to OilWellConsultancy—your premier destination for comprehensive, expert-driven insights into the world of oil well drilling. At OilWellConsultancy, we are passionate about making the complexities of oil well drilling accessible and understandable. Our goal is to equip industry professionals, enthusiasts, and curious minds with the knowledge they need to navigate the intricate landscape of drilling

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Drill Bit Hydraulics and optimisation

Jet Nozzles  Jet Nozzles were introduced into the oilfield in 1948. These were necessary to increase bottom hole cleaning in deep wells. Prior to jet nozzles, the fluid course in bits was a hole bored into the center of the bit and the drilling fluid went from the drillstring directly into the annulus.  These “conventional

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