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2. Pumpjack - Wikipedia

   en.wikipedia.org/wiki/Pumpjack

   Pump size is also determined by the depth and weight of the oil to remove, with deeper extraction requiring more power to move the increased weight of the discharge column (discharge head). A beam-type pumpjack converts the rotary motion of the motor (usually an electric motor ) to the vertical reciprocating motion necessary to drive the ...

3. Jack (device) - Wikipedia

   en.wikipedia.org/wiki/Jack_(device)

   A scissor jack uses the mechanical advantage of a leadscrew and 4-bar linkage to allow a human to lift a vehicle by manual force alone. They are inexpensive and are common in manufacturer-supplied breakdown kits. The jack shown at the left is made for a modern vehicle and the notch fits into a jack-up point [3] on a unibody. Earlier versions ...

4. Pump It Up! The Best Car Jacks for 2024, Tested - AOL

   www.aol.com/pump-best-car-jacks-2023-160900757.html

   After a simple setup, we were amazed by this 87-pound beast's lift-per-pump, with a mere 1.5 pumps of the arm raising the jack to full height under no load. ... Low-Pro Aluminum Racing Jack. If ...

5. Oil well - Wikipedia

   en.wikipedia.org/wiki/Oil_well

   Installing a smaller diameter tubing may be enough to help the production, but artificial lift methods may also be needed. Common solutions include surface pump jacks, downhole hydraulic pumps or gas lift assistance. Many new systems in recent years have been introduced for well completion.

6. Christmas tree (oil well) - Wikipedia

   en.wikipedia.org/wiki/Christmas_tree_(oil_well)

   A wellhead is used without a Christmas tree during drilling operations, and also for riser tie-back situations that later would have a tree installed at riser top. Wells being produced with rod pumps (pump jacks, nodding donkeys, grasshopper pumps, and so on) frequently do not utilize any tree owing the absence of a pressure-containment ...

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