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2. Gas lift - Wikipedia

   en.wikipedia.org/wiki/Gas_lift

   The gas-lift mandrel is a device installed in the tubing string of a gas-lift well onto which or into which a gas-lift valve is fitted. There are two common types of mandrels. In a conventional gas-lift mandrel, a gas-lift valve is installed as the tubing is placed in the well. Thus, to replace or repair the valve, the tubing string must be pulled.

3. Pulser pump - Wikipedia

   en.wikipedia.org/wiki/Pulser_Pump

   A pulser pump makes use of water that flows through pipes and an air chamber from an upper reservoir to a lower reservoir. The intake is a trompe, which uses water flow to pump air to a separation chamber; air trapped in the chamber then drives an airlift pump.

4. Lifting gas - Wikipedia

   en.wikipedia.org/wiki/Lifting_gas

   This calculation is at sea level at 0 °C. For higher altitudes, or higher temperatures, the amount of lift will decrease proportionally to the air density, but the ratio of the lifting capability of hydrogen to that of helium will remain the same. This calculation does not include the mass of the envelope need to hold the lifting gas.

5. Plunger lift - Wikipedia

   en.wikipedia.org/wiki/Plunger_lift

   The stages of operation of a plunger lift. A plunger lift is an artificial lift method of deliquifying a natural gas well.A plunger is used to remove contaminants from productive natural gas wells, such as water (in liquid, mist, or ice forms), sand, oil and wax.

6. 'Night-Grazing' Is the Persian Tradition That Keeps Food ...

   www.aol.com/night-grazing-persian-tradition...

   Yalda Night, or Shab-e Yalda (also spelled Shabe Yalda), marks the longest night of the year in Iran and in many other Central Asian and Middle Eastern countries. On the winter solstice, in a ...

7. Artificial lift - Wikipedia

   en.wikipedia.org/wiki/Artificial_lift

   Artificial lift is the use of artificial means to increase the flow of liquids, such as crude oil or water, from a production well. Generally this is achieved by the use of a mechanical device inside the well (known as pump or velocity string) or by decreasing the weight of the hydrostatic column by injecting gas into the liquid some distance down the well.

8. New details emerge in CEO's slaying - AOL

   www.aol.com/news/details-emerge-ceos-slaying...

   A magnitude 7.0 earthquake struck near the town of Petrolia in California on Thursday at 10:44 a.m. local time, generating a now-discontinued tsunami warning that stretched from southern Oregon to ...

9. The S&P 500 Recently Hit Another Record High. Should ... - AOL

   www.aol.com/p-500-recently-hit-another-121500108...

   After declining by over 18% in 2022, the S&P 500 has been on a roll for the past two years. In 2023, the U.S. stock market's most important index gained over 24%, and so far in 2024 it has gained ...