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2. Gorgonocephalus arcticus - Wikipedia

   en.wikipedia.org/wiki/Gorgonocephalus_arcticus

   The oral side of the disc contains bursal slits on each side of the base of each arm. The slits are openings for respiratory bursae. These bursae are specialized sacs in the body wall that serve for gas exchange. [7] Gorgonocephalus arcticus move by strong arm strokes that lift the disk and thrust them forward. [3]

3. Norris Production Solutions - Wikipedia

   en.wikipedia.org/wiki/Norris_Production_Solutions

   In 2012, Dover acquired Production Control Systems. PCS has roots in plunger lift and well control holding several patents on plungers and associated equipment. PCS also provides a suite of well controllers and automation systems, and solutions [buzzword] for gas lift and nitrogen generation. They merged with Ferguson Beauregard to become PCS ...

4. 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.

5. Gas spring - Wikipedia

   en.wikipedia.org/wiki/Gas_spring

   A gas spring consists of a sealed cylinder filled with a charge of high-pressure [5] gas, a piston rod attached to a piston with a sliding seal, and some oil. [1] The piston (or the cylinder wall) contains a number of channels that allow the gas to transfer between the lower chamber (between the piston and the closed end of the cylinder) and the upper chamber (between the piston and the head ...

6. Baker Hughes - Wikipedia

   en.wikipedia.org/wiki/Baker_Hughes

   Baker Hughes Company is an American global energy technology company co-headquartered in Houston, Texas and London, UK.As one of the world's largest oil field services, industrial and energy technology companies, it provides products and services to the oil and gas industry for exploration and production, as well as other energy and industrial applications.

7. Kim Kardashian Shows Skin from All Angles in a Shocking ...

   www.aol.com/kim-kardashian-shows-skin-angles...

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