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Handbook of Offshore Oil and Gas Operations by James G. Speight

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Chapter 5

Drilling Technology and Well Completion

Abstract

The evolution of directional and horizontal drilling to penetrate multiple diverse pay targets is a prime example of technological advancement applied in the offshore. The industry now has the ability to reduce costs by using fewer wells to penetrate producing reservoirs at their optimum locations. Horizontal completions within the formation also extend the reach of each well through crude oil-bearing (and/or natural gas-bearing) formations, thus increasing the flow rates compared with those from simple vertical completions. This chapter focuses the methods of drilling and the various types of equipment that are currently used and the advancements that can be attributed to a variety ...

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