A slide and compound drilling model calculates build-up rate (BUR) of a single bent-angle motor assembly using a physical model and genetic-algorithm back propagation (GA-BP) regression analysis. A ...
Managed Pressure Drilling (MPD) and Underbalanced Drilling (UBD) techniques represent significant advancements in the safe and efficient extraction of hydrocarbons. MPD employs sophisticated control ...
RC Crawford woke up one day with an idea about how to make drilling for water cheaper in poor countries. His dream involved designing a drill that uses a technique called reverse circulation. The ...
Changes in directional drilling and surveying practices could lead to a reduction in positional errors arising from nonconstant wellbore curvature. Part 1 of this series (OGJ, Oct. 27, 2003, p. 51) ...
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Don't have a drill on hand? Here's how you can remove broken bolts without drilling
If you need to remove some broken bolts, you don't necessarily need a drill to get the job done. Here is how to handle the ...
Hydraulic fracturing, more commonly known as fracking, has been used in the United States for decades — stretching back to the 1940s and 50s. However, the technology boomed in the country during the ...
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