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2. Pipe recovery operations - Wikipedia

   en.wikipedia.org/wiki/Pipe_recovery_operations

   The Drill Collar Severing Tool is often used to separate heavy weight drill pipe or drill collars. The DCST contains an explosive charge at either end of the tool; both charges are detonated simultaneously. The explosive shock waves meet in the center of the tool and combine to produce a very high energy wave capable of cutting through the ...

3. Bottom hole assembly - Wikipedia

   en.wikipedia.org/wiki/Bottom_hole_assembly

   Rotary assemblies [2] are commonly used where formations are predictable and the rig economics are an issue. In such an assembly the weight of the drill collars gives the BHA the tendency to sag or flex to the low side of the hole, collar stiffness length and stabiliser diameter and placement are engineered as a means of controlling the flex of the BHA.

4. This DeWalt brand drill set is nearly half off during Black ...

   www.aol.com/lifestyle/this-dewalt-brand-drill...

   Get 50% off this bestselling drill set from Dewalt during Black Friday. The set comes with a drill, driver, battery charger, carrying case, and two batteries.

5. Drill string - Wikipedia

   en.wikipedia.org/wiki/Drill_string

   A drill string on a drilling rig is a column, or string, of drill pipe that transmits drilling fluid (via the mud pumps) and torque (via the kelly drive or top drive) to the drill bit. The term is loosely applied to the assembled collection of the smuggler pool, drill collars , tools and drill bit.

6. List of components of oil drilling rigs - Wikipedia

   en.wikipedia.org/wiki/List_of_components_of_oil...

   Drill bit (#26) is a device attached to the end of the drill string that breaks apart the rock being drilled. It contains jets through which the drilling fluid exits. Drill floor (#21) is the area on the rig where the tools are located to make the connections of the drill pipe, bottom hole assembly, tools and bit. It is considered the main area ...

7. Drilling stabilizer - Wikipedia

   en.wikipedia.org/wiki/Drilling_stabilizer

   A drilling stabilizer is a piece of downhole equipment used in the bottom hole assembly (BHA) of a drill string. It mechanically stabilizes the BHA in the borehole in order to avoid unintentional sidetracking, vibrations, and ensure the quality of the hole being drilled.

8. Shohei Ohtani undergoes shoulder surgery after playing ...

   www.aol.com/sports/shohei-ohtani-undergoes...

   Ohtani struggled to make hard contact for the rest of the series, however, and that now makes a bit more sense. He went a combined 1-for-14 with no extra-base hits in Games 3, 4 and 5 after ...

9. Why Trump's plan to 'drill, baby, drill' is unlikely to cut ...

   www.aol.com/why-trumps-plan-drill-baby-100820989...

   Trump's plan to 'drill. baby, drill' isn't likely to spark more oil production, lower gasoline prices, and help reverse inflation, analysts say.