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2. List of components of oil drilling rigs - Wikipedia

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

   Suction line (#3) is an intake line for the mud pump to draw drilling fluid from the mud tanks. Swivel (#18) is the top end of the kelly that allows the rotation of the drill string without twisting the block. Traveling block (#11) is the moving end of the block and tackle. Together, they give a significant mechanical advantage for lifting.

3. Mud motor - Wikipedia

   en.wikipedia.org/wiki/Mud_motor

   A mud motor (or drilling motor) is a progressive cavity positive displacement pump (PCPD) placed in the drill string to provide additional power to the bit while drilling. The PCPD pump uses drilling fluid (commonly referred to as drilling mud, or just mud) to create eccentric motion in the power section of the motor which is transferred as ...

4. Outboard motor - Wikipedia

   en.wikipedia.org/wiki/Outboard_motor

   Outboard motor shaft lengths are standardized to fit 15-, 20- and 25-inch (38-, 51- and 64-centimeter) transoms. If the shaft is too long it will extend farther into the water than necessary creating drag, which will impair performance and fuel economy. If the shaft is too short, the motor will be prone to ventilation.

5. Play Spades Online for Free - AOL.com

   www.aol.com/games/play/masque-publishing/spades

   Play Spades for free on Games.com alone or with a friend in this four player trick taking classic. By Masque Publishing. Advertisement. Advertisement. all. board. card. casino. puzzle. other. 2048 ...

6. Measurement while drilling - Wikipedia

   en.wikipedia.org/wiki/Measurement_while_drilling

   Mud flow volume; Mud Motors. Use of this information can allow the operator to drill the well more efficiently, and to ensure that the MWD tool and any other downhole tools, such as a mud motor, rotary steerable systems, and LWD tools, are operated within their technical specifications to prevent tool failure. This information is also valuable ...

7. Why Bill Belichick to North Carolina isn't a totally wild idea

   www.aol.com/sports/why-bill-belichick-unc-isnt...

   If this was just five years ago, let alone 10 or 20, the prospect of 72-year-old Bill Belichick as a college football coach would have been more about a splashy hire than the promise of great success.

8. Ukraine says it has laser weapon able to down targets flying ...

   www.aol.com/news/ukraine-says-laser-weapon-able...

   (Reuters) - Ukraine possesses a laser weapon capable of shooting down airborne targets at an altitude of more than 2 kilometres (1.2 miles), the country's drone forces commander said on Monday.

9. Drilling fluid - Wikipedia

   en.wikipedia.org/wiki/Drilling_fluid

   The mud then carries the crushed or cut rock ("cuttings") up the annular space ("annulus") between the drill string and the sides of the hole being drilled, up through the surface casing, where it emerges from the top. Cuttings are then filtered out with either a shale shaker or the newer shale conveyor technology, and the mud returns to the ...